drivers/net/mlx5/mlx5_flow_dv.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2018 Mellanox Technologies, Ltd
   3  */
   4
   5 #include <sys/queue.h>
   6 #include <stdalign.h>
   7 #include <stdint.h>
   8 #include <string.h>
   9 #include <unistd.h>
  10
  11 #include <rte_common.h>
  12 #include <rte_ether.h>
  13 #include <ethdev_driver.h>
  14 #include <rte_flow.h>
  15 #include <rte_flow_driver.h>
  16 #include <rte_malloc.h>
  17 #include <rte_cycles.h>
  18 #include <rte_ip.h>
  19 #include <rte_gre.h>
  20 #include <rte_vxlan.h>
  21 #include <rte_gtp.h>
  22 #include <rte_eal_paging.h>
  23 #include <rte_mpls.h>
  24 #include <rte_mtr.h>
  25 #include <rte_mtr_driver.h>
  26 #include <rte_tailq.h>
  27
  28 #include <mlx5_glue.h>
  29 #include <mlx5_devx_cmds.h>
  30 #include <mlx5_prm.h>
  31 #include <mlx5_malloc.h>
  32
  33 #include "mlx5_defs.h"
  34 #include "mlx5.h"
  35 #include "mlx5_common_os.h"
  36 #include "mlx5_flow.h"
  37 #include "mlx5_flow_os.h"
  38 #include "mlx5_rx.h"
  39 #include "mlx5_tx.h"
  40 #include "rte_pmd_mlx5.h"
  41
  42 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
  43
  44 #ifndef HAVE_IBV_FLOW_DEVX_COUNTERS
  45 #define MLX5DV_FLOW_ACTION_COUNTERS_DEVX 0
  46 #endif
  47
  48 #ifndef HAVE_MLX5DV_DR_ESWITCH
  49 #ifndef MLX5DV_FLOW_TABLE_TYPE_FDB
  50 #define MLX5DV_FLOW_TABLE_TYPE_FDB 0
  51 #endif
  52 #endif
  53
  54 #ifndef HAVE_MLX5DV_DR
  55 #define MLX5DV_DR_ACTION_FLAGS_ROOT_LEVEL 1
  56 #endif
  57
  58 /* VLAN header definitions */
  59 #define MLX5DV_FLOW_VLAN_PCP_SHIFT 13
  60 #define MLX5DV_FLOW_VLAN_PCP_MASK (0x7 << MLX5DV_FLOW_VLAN_PCP_SHIFT)
  61 #define MLX5DV_FLOW_VLAN_VID_MASK 0x0fff
  62 #define MLX5DV_FLOW_VLAN_PCP_MASK_BE RTE_BE16(MLX5DV_FLOW_VLAN_PCP_MASK)
  63 #define MLX5DV_FLOW_VLAN_VID_MASK_BE RTE_BE16(MLX5DV_FLOW_VLAN_VID_MASK)
  64
  65 union flow_dv_attr {
  66         struct {
  67                 uint32_t valid:1;
  68                 uint32_t ipv4:1;
  69                 uint32_t ipv6:1;
  70                 uint32_t tcp:1;
  71                 uint32_t udp:1;
  72                 uint32_t reserved:27;
  73         };
  74         uint32_t attr;
  75 };
  76
  77 static int
  78 flow_dv_tbl_resource_release(struct mlx5_dev_ctx_shared *sh,
  79                              struct mlx5_flow_tbl_resource *tbl);
  80
  81 static int
  82 flow_dv_encap_decap_resource_release(struct rte_eth_dev *dev,
  83                                      uint32_t encap_decap_idx);
  84
  85 static int
  86 flow_dv_port_id_action_resource_release(struct rte_eth_dev *dev,
  87                                         uint32_t port_id);
  88 static void
  89 flow_dv_shared_rss_action_release(struct rte_eth_dev *dev, uint32_t srss);
  90
  91 static int
  92 flow_dv_jump_tbl_resource_release(struct rte_eth_dev *dev,
  93                                   uint32_t rix_jump);
  94
  95 /**
  96  * Initialize flow attributes structure according to flow items' types.
  97  *
  98  * flow_dv_validate() avoids multiple L3/L4 layers cases other than tunnel
  99  * mode. For tunnel mode, the items to be modified are the outermost ones.
 100  *
 101  * @param[in] item
 102  *   Pointer to item specification.
 103  * @param[out] attr
 104  *   Pointer to flow attributes structure.
 105  * @param[in] dev_flow
 106  *   Pointer to the sub flow.
 107  * @param[in] tunnel_decap
 108  *   Whether action is after tunnel decapsulation.
 109  */
 110 static void
 111 flow_dv_attr_init(const struct rte_flow_item *item, union flow_dv_attr *attr,
 112                   struct mlx5_flow *dev_flow, bool tunnel_decap)
 113 {
 114         uint64_t layers = dev_flow->handle->layers;
 115
 116         /*
 117          * If layers is already initialized, it means this dev_flow is the
 118          * suffix flow, the layers flags is set by the prefix flow. Need to
 119          * use the layer flags from prefix flow as the suffix flow may not
 120          * have the user defined items as the flow is split.
 121          */
 122         if (layers) {
 123                 if (layers & MLX5_FLOW_LAYER_OUTER_L3_IPV4)
 124                         attr->ipv4 = 1;
 125                 else if (layers & MLX5_FLOW_LAYER_OUTER_L3_IPV6)
 126                         attr->ipv6 = 1;
 127                 if (layers & MLX5_FLOW_LAYER_OUTER_L4_TCP)
 128                         attr->tcp = 1;
 129                 else if (layers & MLX5_FLOW_LAYER_OUTER_L4_UDP)
 130                         attr->udp = 1;
 131                 attr->valid = 1;
 132                 return;
 133         }
 134         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
 135                 uint8_t next_protocol = 0xff;
 136                 switch (item->type) {
 137                 case RTE_FLOW_ITEM_TYPE_GRE:
 138                 case RTE_FLOW_ITEM_TYPE_NVGRE:
 139                 case RTE_FLOW_ITEM_TYPE_VXLAN:
 140                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
 141                 case RTE_FLOW_ITEM_TYPE_GENEVE:
 142                 case RTE_FLOW_ITEM_TYPE_MPLS:
 143                         if (tunnel_decap)
 144                                 attr->attr = 0;
 145                         break;
 146                 case RTE_FLOW_ITEM_TYPE_IPV4:
 147                         if (!attr->ipv6)
 148                                 attr->ipv4 = 1;
 149                         if (item->mask != NULL &&
 150                             ((const struct rte_flow_item_ipv4 *)
 151                             item->mask)->hdr.next_proto_id)
 152                                 next_protocol =
 153                                     ((const struct rte_flow_item_ipv4 *)
 154                                       (item->spec))->hdr.next_proto_id &
 155                                     ((const struct rte_flow_item_ipv4 *)
 156                                       (item->mask))->hdr.next_proto_id;
 157                         if ((next_protocol == IPPROTO_IPIP ||
 158                             next_protocol == IPPROTO_IPV6) && tunnel_decap)
 159                                 attr->attr = 0;
 160                         break;
 161                 case RTE_FLOW_ITEM_TYPE_IPV6:
 162                         if (!attr->ipv4)
 163                                 attr->ipv6 = 1;
 164                         if (item->mask != NULL &&
 165                             ((const struct rte_flow_item_ipv6 *)
 166                             item->mask)->hdr.proto)
 167                                 next_protocol =
 168                                     ((const struct rte_flow_item_ipv6 *)
 169                                       (item->spec))->hdr.proto &
 170                                     ((const struct rte_flow_item_ipv6 *)
 171                                       (item->mask))->hdr.proto;
 172                         if ((next_protocol == IPPROTO_IPIP ||
 173                             next_protocol == IPPROTO_IPV6) && tunnel_decap)
 174                                 attr->attr = 0;
 175                         break;
 176                 case RTE_FLOW_ITEM_TYPE_UDP:
 177                         if (!attr->tcp)
 178                                 attr->udp = 1;
 179                         break;
 180                 case RTE_FLOW_ITEM_TYPE_TCP:
 181                         if (!attr->udp)
 182                                 attr->tcp = 1;
 183                         break;
 184                 default:
 185                         break;
 186                 }
 187         }
 188         attr->valid = 1;
 189 }
 190
 191 /*
 192  * Convert rte_mtr_color to mlx5 color.
 193  *
 194  * @param[in] rcol
 195  *   rte_mtr_color.
 196  *
 197  * @return
 198  *   mlx5 color.
 199  */
 200 static inline int
 201 rte_col_2_mlx5_col(enum rte_color rcol)
 202 {
 203         switch (rcol) {
 204         case RTE_COLOR_GREEN:
 205                 return MLX5_FLOW_COLOR_GREEN;
 206         case RTE_COLOR_YELLOW:
 207                 return MLX5_FLOW_COLOR_YELLOW;
 208         case RTE_COLOR_RED:
 209                 return MLX5_FLOW_COLOR_RED;
 210         default:
 211                 break;
 212         }
 213         return MLX5_FLOW_COLOR_UNDEFINED;
 214 }
 215
 216 struct field_modify_info {
 217         uint32_t size; /* Size of field in protocol header, in bytes. */
 218         uint32_t offset; /* Offset of field in protocol header, in bytes. */
 219         enum mlx5_modification_field id;
 220 };
 221
 222 struct field_modify_info modify_eth[] = {
 223         {4,  0, MLX5_MODI_OUT_DMAC_47_16},
 224         {2,  4, MLX5_MODI_OUT_DMAC_15_0},
 225         {4,  6, MLX5_MODI_OUT_SMAC_47_16},
 226         {2, 10, MLX5_MODI_OUT_SMAC_15_0},
 227         {0, 0, 0},
 228 };
 229
 230 struct field_modify_info modify_vlan_out_first_vid[] = {
 231         /* Size in bits !!! */
 232         {12, 0, MLX5_MODI_OUT_FIRST_VID},
 233         {0, 0, 0},
 234 };
 235
 236 struct field_modify_info modify_ipv4[] = {
 237         {1,  1, MLX5_MODI_OUT_IP_DSCP},
 238         {1,  8, MLX5_MODI_OUT_IPV4_TTL},
 239         {4, 12, MLX5_MODI_OUT_SIPV4},
 240         {4, 16, MLX5_MODI_OUT_DIPV4},
 241         {0, 0, 0},
 242 };
 243
 244 struct field_modify_info modify_ipv6[] = {
 245         {1,  0, MLX5_MODI_OUT_IP_DSCP},
 246         {1,  7, MLX5_MODI_OUT_IPV6_HOPLIMIT},
 247         {4,  8, MLX5_MODI_OUT_SIPV6_127_96},
 248         {4, 12, MLX5_MODI_OUT_SIPV6_95_64},
 249         {4, 16, MLX5_MODI_OUT_SIPV6_63_32},
 250         {4, 20, MLX5_MODI_OUT_SIPV6_31_0},
 251         {4, 24, MLX5_MODI_OUT_DIPV6_127_96},
 252         {4, 28, MLX5_MODI_OUT_DIPV6_95_64},
 253         {4, 32, MLX5_MODI_OUT_DIPV6_63_32},
 254         {4, 36, MLX5_MODI_OUT_DIPV6_31_0},
 255         {0, 0, 0},
 256 };
 257
 258 struct field_modify_info modify_udp[] = {
 259         {2, 0, MLX5_MODI_OUT_UDP_SPORT},
 260         {2, 2, MLX5_MODI_OUT_UDP_DPORT},
 261         {0, 0, 0},
 262 };
 263
 264 struct field_modify_info modify_tcp[] = {
 265         {2, 0, MLX5_MODI_OUT_TCP_SPORT},
 266         {2, 2, MLX5_MODI_OUT_TCP_DPORT},
 267         {4, 4, MLX5_MODI_OUT_TCP_SEQ_NUM},
 268         {4, 8, MLX5_MODI_OUT_TCP_ACK_NUM},
 269         {0, 0, 0},
 270 };
 271
 272 static const struct rte_flow_item *
 273 mlx5_flow_find_tunnel_item(const struct rte_flow_item *item)
 274 {
 275         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
 276                 switch (item->type) {
 277                 default:
 278                         break;
 279                 case RTE_FLOW_ITEM_TYPE_VXLAN:
 280                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
 281                 case RTE_FLOW_ITEM_TYPE_GRE:
 282                 case RTE_FLOW_ITEM_TYPE_MPLS:
 283                 case RTE_FLOW_ITEM_TYPE_NVGRE:
 284                 case RTE_FLOW_ITEM_TYPE_GENEVE:
 285                         return item;
 286                 case RTE_FLOW_ITEM_TYPE_IPV4:
 287                 case RTE_FLOW_ITEM_TYPE_IPV6:
 288                         if (item[1].type == RTE_FLOW_ITEM_TYPE_IPV4 ||
 289                             item[1].type == RTE_FLOW_ITEM_TYPE_IPV6)
 290                                 return item;
 291                         break;
 292                 }
 293         }
 294         return NULL;
 295 }
 296
 297 static void
 298 mlx5_flow_tunnel_ip_check(const struct rte_flow_item *item __rte_unused,
 299                           uint8_t next_protocol, uint64_t *item_flags,
 300                           int *tunnel)
 301 {
 302         MLX5_ASSERT(item->type == RTE_FLOW_ITEM_TYPE_IPV4 ||
 303                     item->type == RTE_FLOW_ITEM_TYPE_IPV6);
 304         if (next_protocol == IPPROTO_IPIP) {
 305                 *item_flags |= MLX5_FLOW_LAYER_IPIP;
 306                 *tunnel = 1;
 307         }
 308         if (next_protocol == IPPROTO_IPV6) {
 309                 *item_flags |= MLX5_FLOW_LAYER_IPV6_ENCAP;
 310                 *tunnel = 1;
 311         }
 312 }
 313
 314 static inline struct mlx5_hlist *
 315 flow_dv_hlist_prepare(struct mlx5_dev_ctx_shared *sh, struct mlx5_hlist **phl,
 316                      const char *name, uint32_t size, bool direct_key,
 317                      bool lcores_share, void *ctx,
 318                      mlx5_list_create_cb cb_create,
 319                      mlx5_list_match_cb cb_match,
 320                      mlx5_list_remove_cb cb_remove,
 321                      mlx5_list_clone_cb cb_clone,
 322                      mlx5_list_clone_free_cb cb_clone_free)
 323 {
 324         struct mlx5_hlist *hl;
 325         struct mlx5_hlist *expected = NULL;
 326         char s[MLX5_NAME_SIZE];
 327
 328         hl = __atomic_load_n(phl, __ATOMIC_SEQ_CST);
 329         if (likely(hl))
 330                 return hl;
 331         snprintf(s, sizeof(s), "%s_%s", sh->ibdev_name, name);
 332         hl = mlx5_hlist_create(s, size, direct_key, lcores_share,
 333                         ctx, cb_create, cb_match, cb_remove, cb_clone,
 334                         cb_clone_free);
 335         if (!hl) {
 336                 DRV_LOG(ERR, "%s hash creation failed", name);
 337                 rte_errno = ENOMEM;
 338                 return NULL;
 339         }
 340         if (!__atomic_compare_exchange_n(phl, &expected, hl, false,
 341                                          __ATOMIC_SEQ_CST,
 342                                          __ATOMIC_SEQ_CST)) {
 343                 mlx5_hlist_destroy(hl);
 344                 hl = __atomic_load_n(phl, __ATOMIC_SEQ_CST);
 345         }
 346         return hl;
 347 }
 348
 349 /* Update VLAN's VID/PCP based on input rte_flow_action.
 350  *
 351  * @param[in] action
 352  *   Pointer to struct rte_flow_action.
 353  * @param[out] vlan
 354  *   Pointer to struct rte_vlan_hdr.
 355  */
 356 static void
 357 mlx5_update_vlan_vid_pcp(const struct rte_flow_action *action,
 358                          struct rte_vlan_hdr *vlan)
 359 {
 360         uint16_t vlan_tci;
 361         if (action->type == RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP) {
 362                 vlan_tci =
 363                     ((const struct rte_flow_action_of_set_vlan_pcp *)
 364                                                action->conf)->vlan_pcp;
 365                 vlan_tci = vlan_tci << MLX5DV_FLOW_VLAN_PCP_SHIFT;
 366                 vlan->vlan_tci &= ~MLX5DV_FLOW_VLAN_PCP_MASK;
 367                 vlan->vlan_tci |= vlan_tci;
 368         } else if (action->type == RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID) {
 369                 vlan->vlan_tci &= ~MLX5DV_FLOW_VLAN_VID_MASK;
 370                 vlan->vlan_tci |= rte_be_to_cpu_16
 371                     (((const struct rte_flow_action_of_set_vlan_vid *)
 372                                              action->conf)->vlan_vid);
 373         }
 374 }
 375
 376 /**
 377  * Fetch 1, 2, 3 or 4 byte field from the byte array
 378  * and return as unsigned integer in host-endian format.
 379  *
 380  * @param[in] data
 381  *   Pointer to data array.
 382  * @param[in] size
 383  *   Size of field to extract.
 384  *
 385  * @return
 386  *   converted field in host endian format.
 387  */
 388 static inline uint32_t
 389 flow_dv_fetch_field(const uint8_t *data, uint32_t size)
 390 {
 391         uint32_t ret;
 392
 393         switch (size) {
 394         case 1:
 395                 ret = *data;
 396                 break;
 397         case 2:
 398                 ret = rte_be_to_cpu_16(*(const unaligned_uint16_t *)data);
 399                 break;
 400         case 3:
 401                 ret = rte_be_to_cpu_16(*(const unaligned_uint16_t *)data);
 402                 ret = (ret << 8) | *(data + sizeof(uint16_t));
 403                 break;
 404         case 4:
 405                 ret = rte_be_to_cpu_32(*(const unaligned_uint32_t *)data);
 406                 break;
 407         default:
 408                 MLX5_ASSERT(false);
 409                 ret = 0;
 410                 break;
 411         }
 412         return ret;
 413 }
 414
 415 /**
 416  * Convert modify-header action to DV specification.
 417  *
 418  * Data length of each action is determined by provided field description
 419  * and the item mask. Data bit offset and width of each action is determined
 420  * by provided item mask.
 421  *
 422  * @param[in] item
 423  *   Pointer to item specification.
 424  * @param[in] field
 425  *   Pointer to field modification information.
 426  *     For MLX5_MODIFICATION_TYPE_SET specifies destination field.
 427  *     For MLX5_MODIFICATION_TYPE_ADD specifies destination field.
 428  *     For MLX5_MODIFICATION_TYPE_COPY specifies source field.
 429  * @param[in] dcopy
 430  *   Destination field info for MLX5_MODIFICATION_TYPE_COPY in @type.
 431  *   Negative offset value sets the same offset as source offset.
 432  *   size field is ignored, value is taken from source field.
 433  * @param[in,out] resource
 434  *   Pointer to the modify-header resource.
 435  * @param[in] type
 436  *   Type of modification.
 437  * @param[out] error
 438  *   Pointer to the error structure.
 439  *
 440  * @return
 441  *   0 on success, a negative errno value otherwise and rte_errno is set.
 442  */
 443 static int
 444 flow_dv_convert_modify_action(struct rte_flow_item *item,
 445                               struct field_modify_info *field,
 446                               struct field_modify_info *dcopy,
 447                               struct mlx5_flow_dv_modify_hdr_resource *resource,
 448                               uint32_t type, struct rte_flow_error *error)
 449 {
 450         uint32_t i = resource->actions_num;
 451         struct mlx5_modification_cmd *actions = resource->actions;
 452         uint32_t carry_b = 0;
 453
 454         /*
 455          * The item and mask are provided in big-endian format.
 456          * The fields should be presented as in big-endian format either.
 457          * Mask must be always present, it defines the actual field width.
 458          */
 459         MLX5_ASSERT(item->mask);
 460         MLX5_ASSERT(field->size);
 461         do {
 462                 uint32_t size_b;
 463                 uint32_t off_b;
 464                 uint32_t mask;
 465                 uint32_t data;
 466                 bool next_field = true;
 467                 bool next_dcopy = true;
 468
 469                 if (i >= MLX5_MAX_MODIFY_NUM)
 470                         return rte_flow_error_set(error, EINVAL,
 471                                  RTE_FLOW_ERROR_TYPE_ACTION, NULL,
 472                                  "too many items to modify");
 473                 /* Fetch variable byte size mask from the array. */
 474                 mask = flow_dv_fetch_field((const uint8_t *)item->mask +
 475                                            field->offset, field->size);
 476                 if (!mask) {
 477                         ++field;
 478                         continue;
 479                 }
 480                 /* Deduce actual data width in bits from mask value. */
 481                 off_b = rte_bsf32(mask) + carry_b;
 482                 size_b = sizeof(uint32_t) * CHAR_BIT -
 483                          off_b - __builtin_clz(mask);
 484                 MLX5_ASSERT(size_b);
 485                 actions[i] = (struct mlx5_modification_cmd) {
 486                         .action_type = type,
 487                         .field = field->id,
 488                         .offset = off_b,
 489                         .length = (size_b == sizeof(uint32_t) * CHAR_BIT) ?
 490                                 0 : size_b,
 491                 };
 492                 if (type == MLX5_MODIFICATION_TYPE_COPY) {
 493                         MLX5_ASSERT(dcopy);
 494                         actions[i].dst_field = dcopy->id;
 495                         actions[i].dst_offset =
 496                                 (int)dcopy->offset < 0 ? off_b : dcopy->offset;
 497                         /* Convert entire record to big-endian format. */
 498                         actions[i].data1 = rte_cpu_to_be_32(actions[i].data1);
 499                         /*
 500                          * Destination field overflow. Copy leftovers of
 501                          * a source field to the next destination field.
 502                          */
 503                         carry_b = 0;
 504                         if ((size_b > dcopy->size * CHAR_BIT - dcopy->offset) &&
 505                             dcopy->size != 0) {
 506                                 actions[i].length =
 507                                         dcopy->size * CHAR_BIT - dcopy->offset;
 508                                 carry_b = actions[i].length;
 509                                 next_field = false;
 510                         }
 511                         /*
 512                          * Not enough bits in a source filed to fill a
 513                          * destination field. Switch to the next source.
 514                          */
 515                         if ((size_b < dcopy->size * CHAR_BIT - dcopy->offset) &&
 516                             (size_b == field->size * CHAR_BIT - off_b)) {
 517                                 actions[i].length =
 518                                         field->size * CHAR_BIT - off_b;
 519                                 dcopy->offset += actions[i].length;
 520                                 next_dcopy = false;
 521                         }
 522                         if (next_dcopy)
 523                                 ++dcopy;
 524                 } else {
 525                         MLX5_ASSERT(item->spec);
 526                         data = flow_dv_fetch_field((const uint8_t *)item->spec +
 527                                                    field->offset, field->size);
 528                         /* Shift out the trailing masked bits from data. */
 529                         data = (data & mask) >> off_b;
 530                         actions[i].data1 = rte_cpu_to_be_32(data);
 531                 }
 532                 /* Convert entire record to expected big-endian format. */
 533                 actions[i].data0 = rte_cpu_to_be_32(actions[i].data0);
 534                 if (next_field)
 535                         ++field;
 536                 ++i;
 537         } while (field->size);
 538         if (resource->actions_num == i)
 539                 return rte_flow_error_set(error, EINVAL,
 540                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
 541                                           "invalid modification flow item");
 542         resource->actions_num = i;
 543         return 0;
 544 }
 545
 546 /**
 547  * Convert modify-header set IPv4 address action to DV specification.
 548  *
 549  * @param[in,out] resource
 550  *   Pointer to the modify-header resource.
 551  * @param[in] action
 552  *   Pointer to action specification.
 553  * @param[out] error
 554  *   Pointer to the error structure.
 555  *
 556  * @return
 557  *   0 on success, a negative errno value otherwise and rte_errno is set.
 558  */
 559 static int
 560 flow_dv_convert_action_modify_ipv4
 561                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 562                          const struct rte_flow_action *action,
 563                          struct rte_flow_error *error)
 564 {
 565         const struct rte_flow_action_set_ipv4 *conf =
 566                 (const struct rte_flow_action_set_ipv4 *)(action->conf);
 567         struct rte_flow_item item = { .type = RTE_FLOW_ITEM_TYPE_IPV4 };
 568         struct rte_flow_item_ipv4 ipv4;
 569         struct rte_flow_item_ipv4 ipv4_mask;
 570
 571         memset(&ipv4, 0, sizeof(ipv4));
 572         memset(&ipv4_mask, 0, sizeof(ipv4_mask));
 573         if (action->type == RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC) {
 574                 ipv4.hdr.src_addr = conf->ipv4_addr;
 575                 ipv4_mask.hdr.src_addr = rte_flow_item_ipv4_mask.hdr.src_addr;
 576         } else {
 577                 ipv4.hdr.dst_addr = conf->ipv4_addr;
 578                 ipv4_mask.hdr.dst_addr = rte_flow_item_ipv4_mask.hdr.dst_addr;
 579         }
 580         item.spec = &ipv4;
 581         item.mask = &ipv4_mask;
 582         return flow_dv_convert_modify_action(&item, modify_ipv4, NULL, resource,
 583                                              MLX5_MODIFICATION_TYPE_SET, error);
 584 }
 585
 586 /**
 587  * Convert modify-header set IPv6 address action to DV specification.
 588  *
 589  * @param[in,out] resource
 590  *   Pointer to the modify-header resource.
 591  * @param[in] action
 592  *   Pointer to action specification.
 593  * @param[out] error
 594  *   Pointer to the error structure.
 595  *
 596  * @return
 597  *   0 on success, a negative errno value otherwise and rte_errno is set.
 598  */
 599 static int
 600 flow_dv_convert_action_modify_ipv6
 601                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 602                          const struct rte_flow_action *action,
 603                          struct rte_flow_error *error)
 604 {
 605         const struct rte_flow_action_set_ipv6 *conf =
 606                 (const struct rte_flow_action_set_ipv6 *)(action->conf);
 607         struct rte_flow_item item = { .type = RTE_FLOW_ITEM_TYPE_IPV6 };
 608         struct rte_flow_item_ipv6 ipv6;
 609         struct rte_flow_item_ipv6 ipv6_mask;
 610
 611         memset(&ipv6, 0, sizeof(ipv6));
 612         memset(&ipv6_mask, 0, sizeof(ipv6_mask));
 613         if (action->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC) {
 614                 memcpy(&ipv6.hdr.src_addr, &conf->ipv6_addr,
 615                        sizeof(ipv6.hdr.src_addr));
 616                 memcpy(&ipv6_mask.hdr.src_addr,
 617                        &rte_flow_item_ipv6_mask.hdr.src_addr,
 618                        sizeof(ipv6.hdr.src_addr));
 619         } else {
 620                 memcpy(&ipv6.hdr.dst_addr, &conf->ipv6_addr,
 621                        sizeof(ipv6.hdr.dst_addr));
 622                 memcpy(&ipv6_mask.hdr.dst_addr,
 623                        &rte_flow_item_ipv6_mask.hdr.dst_addr,
 624                        sizeof(ipv6.hdr.dst_addr));
 625         }
 626         item.spec = &ipv6;
 627         item.mask = &ipv6_mask;
 628         return flow_dv_convert_modify_action(&item, modify_ipv6, NULL, resource,
 629                                              MLX5_MODIFICATION_TYPE_SET, error);
 630 }
 631
 632 /**
 633  * Convert modify-header set MAC address action to DV specification.
 634  *
 635  * @param[in,out] resource
 636  *   Pointer to the modify-header resource.
 637  * @param[in] action
 638  *   Pointer to action specification.
 639  * @param[out] error
 640  *   Pointer to the error structure.
 641  *
 642  * @return
 643  *   0 on success, a negative errno value otherwise and rte_errno is set.
 644  */
 645 static int
 646 flow_dv_convert_action_modify_mac
 647                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 648                          const struct rte_flow_action *action,
 649                          struct rte_flow_error *error)
 650 {
 651         const struct rte_flow_action_set_mac *conf =
 652                 (const struct rte_flow_action_set_mac *)(action->conf);
 653         struct rte_flow_item item = { .type = RTE_FLOW_ITEM_TYPE_ETH };
 654         struct rte_flow_item_eth eth;
 655         struct rte_flow_item_eth eth_mask;
 656
 657         memset(&eth, 0, sizeof(eth));
 658         memset(&eth_mask, 0, sizeof(eth_mask));
 659         if (action->type == RTE_FLOW_ACTION_TYPE_SET_MAC_SRC) {
 660                 memcpy(&eth.src.addr_bytes, &conf->mac_addr,
 661                        sizeof(eth.src.addr_bytes));
 662                 memcpy(&eth_mask.src.addr_bytes,
 663                        &rte_flow_item_eth_mask.src.addr_bytes,
 664                        sizeof(eth_mask.src.addr_bytes));
 665         } else {
 666                 memcpy(&eth.dst.addr_bytes, &conf->mac_addr,
 667                        sizeof(eth.dst.addr_bytes));
 668                 memcpy(&eth_mask.dst.addr_bytes,
 669                        &rte_flow_item_eth_mask.dst.addr_bytes,
 670                        sizeof(eth_mask.dst.addr_bytes));
 671         }
 672         item.spec = &eth;
 673         item.mask = &eth_mask;
 674         return flow_dv_convert_modify_action(&item, modify_eth, NULL, resource,
 675                                              MLX5_MODIFICATION_TYPE_SET, error);
 676 }
 677
 678 /**
 679  * Convert modify-header set VLAN VID action to DV specification.
 680  *
 681  * @param[in,out] resource
 682  *   Pointer to the modify-header resource.
 683  * @param[in] action
 684  *   Pointer to action specification.
 685  * @param[out] error
 686  *   Pointer to the error structure.
 687  *
 688  * @return
 689  *   0 on success, a negative errno value otherwise and rte_errno is set.
 690  */
 691 static int
 692 flow_dv_convert_action_modify_vlan_vid
 693                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 694                          const struct rte_flow_action *action,
 695                          struct rte_flow_error *error)
 696 {
 697         const struct rte_flow_action_of_set_vlan_vid *conf =
 698                 (const struct rte_flow_action_of_set_vlan_vid *)(action->conf);
 699         int i = resource->actions_num;
 700         struct mlx5_modification_cmd *actions = resource->actions;
 701         struct field_modify_info *field = modify_vlan_out_first_vid;
 702
 703         if (i >= MLX5_MAX_MODIFY_NUM)
 704                 return rte_flow_error_set(error, EINVAL,
 705                          RTE_FLOW_ERROR_TYPE_ACTION, NULL,
 706                          "too many items to modify");
 707         actions[i] = (struct mlx5_modification_cmd) {
 708                 .action_type = MLX5_MODIFICATION_TYPE_SET,
 709                 .field = field->id,
 710                 .length = field->size,
 711                 .offset = field->offset,
 712         };
 713         actions[i].data0 = rte_cpu_to_be_32(actions[i].data0);
 714         actions[i].data1 = conf->vlan_vid;
 715         actions[i].data1 = actions[i].data1 << 16;
 716         resource->actions_num = ++i;
 717         return 0;
 718 }
 719
 720 /**
 721  * Convert modify-header set TP action to DV specification.
 722  *
 723  * @param[in,out] resource
 724  *   Pointer to the modify-header resource.
 725  * @param[in] action
 726  *   Pointer to action specification.
 727  * @param[in] items
 728  *   Pointer to rte_flow_item objects list.
 729  * @param[in] attr
 730  *   Pointer to flow attributes structure.
 731  * @param[in] dev_flow
 732  *   Pointer to the sub flow.
 733  * @param[in] tunnel_decap
 734  *   Whether action is after tunnel decapsulation.
 735  * @param[out] error
 736  *   Pointer to the error structure.
 737  *
 738  * @return
 739  *   0 on success, a negative errno value otherwise and rte_errno is set.
 740  */
 741 static int
 742 flow_dv_convert_action_modify_tp
 743                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 744                          const struct rte_flow_action *action,
 745                          const struct rte_flow_item *items,
 746                          union flow_dv_attr *attr, struct mlx5_flow *dev_flow,
 747                          bool tunnel_decap, struct rte_flow_error *error)
 748 {
 749         const struct rte_flow_action_set_tp *conf =
 750                 (const struct rte_flow_action_set_tp *)(action->conf);
 751         struct rte_flow_item item;
 752         struct rte_flow_item_udp udp;
 753         struct rte_flow_item_udp udp_mask;
 754         struct rte_flow_item_tcp tcp;
 755         struct rte_flow_item_tcp tcp_mask;
 756         struct field_modify_info *field;
 757
 758         if (!attr->valid)
 759                 flow_dv_attr_init(items, attr, dev_flow, tunnel_decap);
 760         if (attr->udp) {
 761                 memset(&udp, 0, sizeof(udp));
 762                 memset(&udp_mask, 0, sizeof(udp_mask));
 763                 if (action->type == RTE_FLOW_ACTION_TYPE_SET_TP_SRC) {
 764                         udp.hdr.src_port = conf->port;
 765                         udp_mask.hdr.src_port =
 766                                         rte_flow_item_udp_mask.hdr.src_port;
 767                 } else {
 768                         udp.hdr.dst_port = conf->port;
 769                         udp_mask.hdr.dst_port =
 770                                         rte_flow_item_udp_mask.hdr.dst_port;
 771                 }
 772                 item.type = RTE_FLOW_ITEM_TYPE_UDP;
 773                 item.spec = &udp;
 774                 item.mask = &udp_mask;
 775                 field = modify_udp;
 776         } else {
 777                 MLX5_ASSERT(attr->tcp);
 778                 memset(&tcp, 0, sizeof(tcp));
 779                 memset(&tcp_mask, 0, sizeof(tcp_mask));
 780                 if (action->type == RTE_FLOW_ACTION_TYPE_SET_TP_SRC) {
 781                         tcp.hdr.src_port = conf->port;
 782                         tcp_mask.hdr.src_port =
 783                                         rte_flow_item_tcp_mask.hdr.src_port;
 784                 } else {
 785                         tcp.hdr.dst_port = conf->port;
 786                         tcp_mask.hdr.dst_port =
 787                                         rte_flow_item_tcp_mask.hdr.dst_port;
 788                 }
 789                 item.type = RTE_FLOW_ITEM_TYPE_TCP;
 790                 item.spec = &tcp;
 791                 item.mask = &tcp_mask;
 792                 field = modify_tcp;
 793         }
 794         return flow_dv_convert_modify_action(&item, field, NULL, resource,
 795                                              MLX5_MODIFICATION_TYPE_SET, error);
 796 }
 797
 798 /**
 799  * Convert modify-header set TTL action to DV specification.
 800  *
 801  * @param[in,out] resource
 802  *   Pointer to the modify-header resource.
 803  * @param[in] action
 804  *   Pointer to action specification.
 805  * @param[in] items
 806  *   Pointer to rte_flow_item objects list.
 807  * @param[in] attr
 808  *   Pointer to flow attributes structure.
 809  * @param[in] dev_flow
 810  *   Pointer to the sub flow.
 811  * @param[in] tunnel_decap
 812  *   Whether action is after tunnel decapsulation.
 813  * @param[out] error
 814  *   Pointer to the error structure.
 815  *
 816  * @return
 817  *   0 on success, a negative errno value otherwise and rte_errno is set.
 818  */
 819 static int
 820 flow_dv_convert_action_modify_ttl
 821                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 822                          const struct rte_flow_action *action,
 823                          const struct rte_flow_item *items,
 824                          union flow_dv_attr *attr, struct mlx5_flow *dev_flow,
 825                          bool tunnel_decap, struct rte_flow_error *error)
 826 {
 827         const struct rte_flow_action_set_ttl *conf =
 828                 (const struct rte_flow_action_set_ttl *)(action->conf);
 829         struct rte_flow_item item;
 830         struct rte_flow_item_ipv4 ipv4;
 831         struct rte_flow_item_ipv4 ipv4_mask;
 832         struct rte_flow_item_ipv6 ipv6;
 833         struct rte_flow_item_ipv6 ipv6_mask;
 834         struct field_modify_info *field;
 835
 836         if (!attr->valid)
 837                 flow_dv_attr_init(items, attr, dev_flow, tunnel_decap);
 838         if (attr->ipv4) {
 839                 memset(&ipv4, 0, sizeof(ipv4));
 840                 memset(&ipv4_mask, 0, sizeof(ipv4_mask));
 841                 ipv4.hdr.time_to_live = conf->ttl_value;
 842                 ipv4_mask.hdr.time_to_live = 0xFF;
 843                 item.type = RTE_FLOW_ITEM_TYPE_IPV4;
 844                 item.spec = &ipv4;
 845                 item.mask = &ipv4_mask;
 846                 field = modify_ipv4;
 847         } else {
 848                 MLX5_ASSERT(attr->ipv6);
 849                 memset(&ipv6, 0, sizeof(ipv6));
 850                 memset(&ipv6_mask, 0, sizeof(ipv6_mask));
 851                 ipv6.hdr.hop_limits = conf->ttl_value;
 852                 ipv6_mask.hdr.hop_limits = 0xFF;
 853                 item.type = RTE_FLOW_ITEM_TYPE_IPV6;
 854                 item.spec = &ipv6;
 855                 item.mask = &ipv6_mask;
 856                 field = modify_ipv6;
 857         }
 858         return flow_dv_convert_modify_action(&item, field, NULL, resource,
 859                                              MLX5_MODIFICATION_TYPE_SET, error);
 860 }
 861
 862 /**
 863  * Convert modify-header decrement TTL action to DV specification.
 864  *
 865  * @param[in,out] resource
 866  *   Pointer to the modify-header resource.
 867  * @param[in] action
 868  *   Pointer to action specification.
 869  * @param[in] items
 870  *   Pointer to rte_flow_item objects list.
 871  * @param[in] attr
 872  *   Pointer to flow attributes structure.
 873  * @param[in] dev_flow
 874  *   Pointer to the sub flow.
 875  * @param[in] tunnel_decap
 876  *   Whether action is after tunnel decapsulation.
 877  * @param[out] error
 878  *   Pointer to the error structure.
 879  *
 880  * @return
 881  *   0 on success, a negative errno value otherwise and rte_errno is set.
 882  */
 883 static int
 884 flow_dv_convert_action_modify_dec_ttl
 885                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 886                          const struct rte_flow_item *items,
 887                          union flow_dv_attr *attr, struct mlx5_flow *dev_flow,
 888                          bool tunnel_decap, struct rte_flow_error *error)
 889 {
 890         struct rte_flow_item item;
 891         struct rte_flow_item_ipv4 ipv4;
 892         struct rte_flow_item_ipv4 ipv4_mask;
 893         struct rte_flow_item_ipv6 ipv6;
 894         struct rte_flow_item_ipv6 ipv6_mask;
 895         struct field_modify_info *field;
 896
 897         if (!attr->valid)
 898                 flow_dv_attr_init(items, attr, dev_flow, tunnel_decap);
 899         if (attr->ipv4) {
 900                 memset(&ipv4, 0, sizeof(ipv4));
 901                 memset(&ipv4_mask, 0, sizeof(ipv4_mask));
 902                 ipv4.hdr.time_to_live = 0xFF;
 903                 ipv4_mask.hdr.time_to_live = 0xFF;
 904                 item.type = RTE_FLOW_ITEM_TYPE_IPV4;
 905                 item.spec = &ipv4;
 906                 item.mask = &ipv4_mask;
 907                 field = modify_ipv4;
 908         } else {
 909                 MLX5_ASSERT(attr->ipv6);
 910                 memset(&ipv6, 0, sizeof(ipv6));
 911                 memset(&ipv6_mask, 0, sizeof(ipv6_mask));
 912                 ipv6.hdr.hop_limits = 0xFF;
 913                 ipv6_mask.hdr.hop_limits = 0xFF;
 914                 item.type = RTE_FLOW_ITEM_TYPE_IPV6;
 915                 item.spec = &ipv6;
 916                 item.mask = &ipv6_mask;
 917                 field = modify_ipv6;
 918         }
 919         return flow_dv_convert_modify_action(&item, field, NULL, resource,
 920                                              MLX5_MODIFICATION_TYPE_ADD, error);
 921 }
 922
 923 /**
 924  * Convert modify-header increment/decrement TCP Sequence number
 925  * to DV specification.
 926  *
 927  * @param[in,out] resource
 928  *   Pointer to the modify-header resource.
 929  * @param[in] action
 930  *   Pointer to action specification.
 931  * @param[out] error
 932  *   Pointer to the error structure.
 933  *
 934  * @return
 935  *   0 on success, a negative errno value otherwise and rte_errno is set.
 936  */
 937 static int
 938 flow_dv_convert_action_modify_tcp_seq
 939                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 940                          const struct rte_flow_action *action,
 941                          struct rte_flow_error *error)
 942 {
 943         const rte_be32_t *conf = (const rte_be32_t *)(action->conf);
 944         uint64_t value = rte_be_to_cpu_32(*conf);
 945         struct rte_flow_item item;
 946         struct rte_flow_item_tcp tcp;
 947         struct rte_flow_item_tcp tcp_mask;
 948
 949         memset(&tcp, 0, sizeof(tcp));
 950         memset(&tcp_mask, 0, sizeof(tcp_mask));
 951         if (action->type == RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ)
 952                 /*
 953                  * The HW has no decrement operation, only increment operation.
 954                  * To simulate decrement X from Y using increment operation
 955                  * we need to add UINT32_MAX X times to Y.
 956                  * Each adding of UINT32_MAX decrements Y by 1.
 957                  */
 958                 value *= UINT32_MAX;
 959         tcp.hdr.sent_seq = rte_cpu_to_be_32((uint32_t)value);
 960         tcp_mask.hdr.sent_seq = RTE_BE32(UINT32_MAX);
 961         item.type = RTE_FLOW_ITEM_TYPE_TCP;
 962         item.spec = &tcp;
 963         item.mask = &tcp_mask;
 964         return flow_dv_convert_modify_action(&item, modify_tcp, NULL, resource,
 965                                              MLX5_MODIFICATION_TYPE_ADD, error);
 966 }
 967
 968 /**
 969  * Convert modify-header increment/decrement TCP Acknowledgment number
 970  * to DV specification.
 971  *
 972  * @param[in,out] resource
 973  *   Pointer to the modify-header resource.
 974  * @param[in] action
 975  *   Pointer to action specification.
 976  * @param[out] error
 977  *   Pointer to the error structure.
 978  *
 979  * @return
 980  *   0 on success, a negative errno value otherwise and rte_errno is set.
 981  */
 982 static int
 983 flow_dv_convert_action_modify_tcp_ack
 984                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
 985                          const struct rte_flow_action *action,
 986                          struct rte_flow_error *error)
 987 {
 988         const rte_be32_t *conf = (const rte_be32_t *)(action->conf);
 989         uint64_t value = rte_be_to_cpu_32(*conf);
 990         struct rte_flow_item item;
 991         struct rte_flow_item_tcp tcp;
 992         struct rte_flow_item_tcp tcp_mask;
 993
 994         memset(&tcp, 0, sizeof(tcp));
 995         memset(&tcp_mask, 0, sizeof(tcp_mask));
 996         if (action->type == RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK)
 997                 /*
 998                  * The HW has no decrement operation, only increment operation.
 999                  * To simulate decrement X from Y using increment operation
1000                  * we need to add UINT32_MAX X times to Y.
1001                  * Each adding of UINT32_MAX decrements Y by 1.
1002                  */
1003                 value *= UINT32_MAX;
1004         tcp.hdr.recv_ack = rte_cpu_to_be_32((uint32_t)value);
1005         tcp_mask.hdr.recv_ack = RTE_BE32(UINT32_MAX);
1006         item.type = RTE_FLOW_ITEM_TYPE_TCP;
1007         item.spec = &tcp;
1008         item.mask = &tcp_mask;
1009         return flow_dv_convert_modify_action(&item, modify_tcp, NULL, resource,
1010                                              MLX5_MODIFICATION_TYPE_ADD, error);
1011 }
1012
1013 static enum mlx5_modification_field reg_to_field[] = {
1014         [REG_NON] = MLX5_MODI_OUT_NONE,
1015         [REG_A] = MLX5_MODI_META_DATA_REG_A,
1016         [REG_B] = MLX5_MODI_META_DATA_REG_B,
1017         [REG_C_0] = MLX5_MODI_META_REG_C_0,
1018         [REG_C_1] = MLX5_MODI_META_REG_C_1,
1019         [REG_C_2] = MLX5_MODI_META_REG_C_2,
1020         [REG_C_3] = MLX5_MODI_META_REG_C_3,
1021         [REG_C_4] = MLX5_MODI_META_REG_C_4,
1022         [REG_C_5] = MLX5_MODI_META_REG_C_5,
1023         [REG_C_6] = MLX5_MODI_META_REG_C_6,
1024         [REG_C_7] = MLX5_MODI_META_REG_C_7,
1025 };
1026
1027 /**
1028  * Convert register set to DV specification.
1029  *
1030  * @param[in,out] resource
1031  *   Pointer to the modify-header resource.
1032  * @param[in] action
1033  *   Pointer to action specification.
1034  * @param[out] error
1035  *   Pointer to the error structure.
1036  *
1037  * @return
1038  *   0 on success, a negative errno value otherwise and rte_errno is set.
1039  */
1040 static int
1041 flow_dv_convert_action_set_reg
1042                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
1043                          const struct rte_flow_action *action,
1044                          struct rte_flow_error *error)
1045 {
1046         const struct mlx5_rte_flow_action_set_tag *conf = action->conf;
1047         struct mlx5_modification_cmd *actions = resource->actions;
1048         uint32_t i = resource->actions_num;
1049
1050         if (i >= MLX5_MAX_MODIFY_NUM)
1051                 return rte_flow_error_set(error, EINVAL,
1052                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
1053                                           "too many items to modify");
1054         MLX5_ASSERT(conf->id != REG_NON);
1055         MLX5_ASSERT(conf->id < (enum modify_reg)RTE_DIM(reg_to_field));
1056         actions[i] = (struct mlx5_modification_cmd) {
1057                 .action_type = MLX5_MODIFICATION_TYPE_SET,
1058                 .field = reg_to_field[conf->id],
1059                 .offset = conf->offset,
1060                 .length = conf->length,
1061         };
1062         actions[i].data0 = rte_cpu_to_be_32(actions[i].data0);
1063         actions[i].data1 = rte_cpu_to_be_32(conf->data);
1064         ++i;
1065         resource->actions_num = i;
1066         return 0;
1067 }
1068
1069 /**
1070  * Convert SET_TAG action to DV specification.
1071  *
1072  * @param[in] dev
1073  *   Pointer to the rte_eth_dev structure.
1074  * @param[in,out] resource
1075  *   Pointer to the modify-header resource.
1076  * @param[in] conf
1077  *   Pointer to action specification.
1078  * @param[out] error
1079  *   Pointer to the error structure.
1080  *
1081  * @return
1082  *   0 on success, a negative errno value otherwise and rte_errno is set.
1083  */
1084 static int
1085 flow_dv_convert_action_set_tag
1086                         (struct rte_eth_dev *dev,
1087                          struct mlx5_flow_dv_modify_hdr_resource *resource,
1088                          const struct rte_flow_action_set_tag *conf,
1089                          struct rte_flow_error *error)
1090 {
1091         rte_be32_t data = rte_cpu_to_be_32(conf->data);
1092         rte_be32_t mask = rte_cpu_to_be_32(conf->mask);
1093         struct rte_flow_item item = {
1094                 .spec = &data,
1095                 .mask = &mask,
1096         };
1097         struct field_modify_info reg_c_x[] = {
1098                 [1] = {0, 0, 0},
1099         };
1100         enum mlx5_modification_field reg_type;
1101         int ret;
1102
1103         ret = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, conf->index, error);
1104         if (ret < 0)
1105                 return ret;
1106         MLX5_ASSERT(ret != REG_NON);
1107         MLX5_ASSERT((unsigned int)ret < RTE_DIM(reg_to_field));
1108         reg_type = reg_to_field[ret];
1109         MLX5_ASSERT(reg_type > 0);
1110         reg_c_x[0] = (struct field_modify_info){4, 0, reg_type};
1111         return flow_dv_convert_modify_action(&item, reg_c_x, NULL, resource,
1112                                              MLX5_MODIFICATION_TYPE_SET, error);
1113 }
1114
1115 /**
1116  * Convert internal COPY_REG action to DV specification.
1117  *
1118  * @param[in] dev
1119  *   Pointer to the rte_eth_dev structure.
1120  * @param[in,out] res
1121  *   Pointer to the modify-header resource.
1122  * @param[in] action
1123  *   Pointer to action specification.
1124  * @param[out] error
1125  *   Pointer to the error structure.
1126  *
1127  * @return
1128  *   0 on success, a negative errno value otherwise and rte_errno is set.
1129  */
1130 static int
1131 flow_dv_convert_action_copy_mreg(struct rte_eth_dev *dev,
1132                                  struct mlx5_flow_dv_modify_hdr_resource *res,
1133                                  const struct rte_flow_action *action,
1134                                  struct rte_flow_error *error)
1135 {
1136         const struct mlx5_flow_action_copy_mreg *conf = action->conf;
1137         rte_be32_t mask = RTE_BE32(UINT32_MAX);
1138         struct rte_flow_item item = {
1139                 .spec = NULL,
1140                 .mask = &mask,
1141         };
1142         struct field_modify_info reg_src[] = {
1143                 {4, 0, reg_to_field[conf->src]},
1144                 {0, 0, 0},
1145         };
1146         struct field_modify_info reg_dst = {
1147                 .offset = 0,
1148                 .id = reg_to_field[conf->dst],
1149         };
1150         /* Adjust reg_c[0] usage according to reported mask. */
1151         if (conf->dst == REG_C_0 || conf->src == REG_C_0) {
1152                 struct mlx5_priv *priv = dev->data->dev_private;
1153                 uint32_t reg_c0 = priv->sh->dv_regc0_mask;
1154
1155                 MLX5_ASSERT(reg_c0);
1156                 MLX5_ASSERT(priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY);
1157                 if (conf->dst == REG_C_0) {
1158                         /* Copy to reg_c[0], within mask only. */
1159                         reg_dst.offset = rte_bsf32(reg_c0);
1160                         mask = rte_cpu_to_be_32(reg_c0 >> reg_dst.offset);
1161                 } else {
1162                         reg_dst.offset = 0;
1163                         mask = rte_cpu_to_be_32(reg_c0);
1164                 }
1165         }
1166         return flow_dv_convert_modify_action(&item,
1167                                              reg_src, &reg_dst, res,
1168                                              MLX5_MODIFICATION_TYPE_COPY,
1169                                              error);
1170 }
1171
1172 /**
1173  * Convert MARK action to DV specification. This routine is used
1174  * in extensive metadata only and requires metadata register to be
1175  * handled. In legacy mode hardware tag resource is engaged.
1176  *
1177  * @param[in] dev
1178  *   Pointer to the rte_eth_dev structure.
1179  * @param[in] conf
1180  *   Pointer to MARK action specification.
1181  * @param[in,out] resource
1182  *   Pointer to the modify-header resource.
1183  * @param[out] error
1184  *   Pointer to the error structure.
1185  *
1186  * @return
1187  *   0 on success, a negative errno value otherwise and rte_errno is set.
1188  */
1189 static int
1190 flow_dv_convert_action_mark(struct rte_eth_dev *dev,
1191                             const struct rte_flow_action_mark *conf,
1192                             struct mlx5_flow_dv_modify_hdr_resource *resource,
1193                             struct rte_flow_error *error)
1194 {
1195         struct mlx5_priv *priv = dev->data->dev_private;
1196         rte_be32_t mask = rte_cpu_to_be_32(MLX5_FLOW_MARK_MASK &
1197                                            priv->sh->dv_mark_mask);
1198         rte_be32_t data = rte_cpu_to_be_32(conf->id) & mask;
1199         struct rte_flow_item item = {
1200                 .spec = &data,
1201                 .mask = &mask,
1202         };
1203         struct field_modify_info reg_c_x[] = {
1204                 [1] = {0, 0, 0},
1205         };
1206         int reg;
1207
1208         if (!mask)
1209                 return rte_flow_error_set(error, EINVAL,
1210                                           RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1211                                           NULL, "zero mark action mask");
1212         reg = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK, 0, error);
1213         if (reg < 0)
1214                 return reg;
1215         MLX5_ASSERT(reg > 0);
1216         if (reg == REG_C_0) {
1217                 uint32_t msk_c0 = priv->sh->dv_regc0_mask;
1218                 uint32_t shl_c0 = rte_bsf32(msk_c0);
1219
1220                 data = rte_cpu_to_be_32(rte_cpu_to_be_32(data) << shl_c0);
1221                 mask = rte_cpu_to_be_32(mask) & msk_c0;
1222                 mask = rte_cpu_to_be_32(mask << shl_c0);
1223         }
1224         reg_c_x[0] = (struct field_modify_info){4, 0, reg_to_field[reg]};
1225         return flow_dv_convert_modify_action(&item, reg_c_x, NULL, resource,
1226                                              MLX5_MODIFICATION_TYPE_SET, error);
1227 }
1228
1229 /**
1230  * Get metadata register index for specified steering domain.
1231  *
1232  * @param[in] dev
1233  *   Pointer to the rte_eth_dev structure.
1234  * @param[in] attr
1235  *   Attributes of flow to determine steering domain.
1236  * @param[out] error
1237  *   Pointer to the error structure.
1238  *
1239  * @return
1240  *   positive index on success, a negative errno value otherwise
1241  *   and rte_errno is set.
1242  */
1243 static enum modify_reg
1244 flow_dv_get_metadata_reg(struct rte_eth_dev *dev,
1245                          const struct rte_flow_attr *attr,
1246                          struct rte_flow_error *error)
1247 {
1248         int reg =
1249                 mlx5_flow_get_reg_id(dev, attr->transfer ?
1250                                           MLX5_METADATA_FDB :
1251                                             attr->egress ?
1252                                             MLX5_METADATA_TX :
1253                                             MLX5_METADATA_RX, 0, error);
1254         if (reg < 0)
1255                 return rte_flow_error_set(error,
1256                                           ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
1257                                           NULL, "unavailable "
1258                                           "metadata register");
1259         return reg;
1260 }
1261
1262 /**
1263  * Convert SET_META action to DV specification.
1264  *
1265  * @param[in] dev
1266  *   Pointer to the rte_eth_dev structure.
1267  * @param[in,out] resource
1268  *   Pointer to the modify-header resource.
1269  * @param[in] attr
1270  *   Attributes of flow that includes this item.
1271  * @param[in] conf
1272  *   Pointer to action specification.
1273  * @param[out] error
1274  *   Pointer to the error structure.
1275  *
1276  * @return
1277  *   0 on success, a negative errno value otherwise and rte_errno is set.
1278  */
1279 static int
1280 flow_dv_convert_action_set_meta
1281                         (struct rte_eth_dev *dev,
1282                          struct mlx5_flow_dv_modify_hdr_resource *resource,
1283                          const struct rte_flow_attr *attr,
1284                          const struct rte_flow_action_set_meta *conf,
1285                          struct rte_flow_error *error)
1286 {
1287         uint32_t mask = rte_cpu_to_be_32(conf->mask);
1288         uint32_t data = rte_cpu_to_be_32(conf->data) & mask;
1289         struct rte_flow_item item = {
1290                 .spec = &data,
1291                 .mask = &mask,
1292         };
1293         struct field_modify_info reg_c_x[] = {
1294                 [1] = {0, 0, 0},
1295         };
1296         int reg = flow_dv_get_metadata_reg(dev, attr, error);
1297
1298         if (reg < 0)
1299                 return reg;
1300         MLX5_ASSERT(reg != REG_NON);
1301         if (reg == REG_C_0) {
1302                 struct mlx5_priv *priv = dev->data->dev_private;
1303                 uint32_t msk_c0 = priv->sh->dv_regc0_mask;
1304                 uint32_t shl_c0 = rte_bsf32(msk_c0);
1305
1306                 data = rte_cpu_to_be_32(rte_cpu_to_be_32(data) << shl_c0);
1307                 mask = rte_cpu_to_be_32(mask) & msk_c0;
1308                 mask = rte_cpu_to_be_32(mask << shl_c0);
1309         }
1310         reg_c_x[0] = (struct field_modify_info){4, 0, reg_to_field[reg]};
1311         /* The routine expects parameters in memory as big-endian ones. */
1312         return flow_dv_convert_modify_action(&item, reg_c_x, NULL, resource,
1313                                              MLX5_MODIFICATION_TYPE_SET, error);
1314 }
1315
1316 /**
1317  * Convert modify-header set IPv4 DSCP action to DV specification.
1318  *
1319  * @param[in,out] resource
1320  *   Pointer to the modify-header resource.
1321  * @param[in] action
1322  *   Pointer to action specification.
1323  * @param[out] error
1324  *   Pointer to the error structure.
1325  *
1326  * @return
1327  *   0 on success, a negative errno value otherwise and rte_errno is set.
1328  */
1329 static int
1330 flow_dv_convert_action_modify_ipv4_dscp
1331                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
1332                          const struct rte_flow_action *action,
1333                          struct rte_flow_error *error)
1334 {
1335         const struct rte_flow_action_set_dscp *conf =
1336                 (const struct rte_flow_action_set_dscp *)(action->conf);
1337         struct rte_flow_item item = { .type = RTE_FLOW_ITEM_TYPE_IPV4 };
1338         struct rte_flow_item_ipv4 ipv4;
1339         struct rte_flow_item_ipv4 ipv4_mask;
1340
1341         memset(&ipv4, 0, sizeof(ipv4));
1342         memset(&ipv4_mask, 0, sizeof(ipv4_mask));
1343         ipv4.hdr.type_of_service = conf->dscp;
1344         ipv4_mask.hdr.type_of_service = RTE_IPV4_HDR_DSCP_MASK >> 2;
1345         item.spec = &ipv4;
1346         item.mask = &ipv4_mask;
1347         return flow_dv_convert_modify_action(&item, modify_ipv4, NULL, resource,
1348                                              MLX5_MODIFICATION_TYPE_SET, error);
1349 }
1350
1351 /**
1352  * Convert modify-header set IPv6 DSCP action to DV specification.
1353  *
1354  * @param[in,out] resource
1355  *   Pointer to the modify-header resource.
1356  * @param[in] action
1357  *   Pointer to action specification.
1358  * @param[out] error
1359  *   Pointer to the error structure.
1360  *
1361  * @return
1362  *   0 on success, a negative errno value otherwise and rte_errno is set.
1363  */
1364 static int
1365 flow_dv_convert_action_modify_ipv6_dscp
1366                         (struct mlx5_flow_dv_modify_hdr_resource *resource,
1367                          const struct rte_flow_action *action,
1368                          struct rte_flow_error *error)
1369 {
1370         const struct rte_flow_action_set_dscp *conf =
1371                 (const struct rte_flow_action_set_dscp *)(action->conf);
1372         struct rte_flow_item item = { .type = RTE_FLOW_ITEM_TYPE_IPV6 };
1373         struct rte_flow_item_ipv6 ipv6;
1374         struct rte_flow_item_ipv6 ipv6_mask;
1375
1376         memset(&ipv6, 0, sizeof(ipv6));
1377         memset(&ipv6_mask, 0, sizeof(ipv6_mask));
1378         /*
1379          * Even though the DSCP bits offset of IPv6 is not byte aligned,
1380          * rdma-core only accept the DSCP bits byte aligned start from
1381          * bit 0 to 5 as to be compatible with IPv4. No need to shift the
1382          * bits in IPv6 case as rdma-core requires byte aligned value.
1383          */
1384         ipv6.hdr.vtc_flow = conf->dscp;
1385         ipv6_mask.hdr.vtc_flow = RTE_IPV6_HDR_DSCP_MASK >> 22;
1386         item.spec = &ipv6;
1387         item.mask = &ipv6_mask;
1388         return flow_dv_convert_modify_action(&item, modify_ipv6, NULL, resource,
1389                                              MLX5_MODIFICATION_TYPE_SET, error);
1390 }
1391
1392 static int
1393 mlx5_flow_item_field_width(struct mlx5_priv *priv,
1394                            enum rte_flow_field_id field)
1395 {
1396         switch (field) {
1397         case RTE_FLOW_FIELD_START:
1398                 return 32;
1399         case RTE_FLOW_FIELD_MAC_DST:
1400         case RTE_FLOW_FIELD_MAC_SRC:
1401                 return 48;
1402         case RTE_FLOW_FIELD_VLAN_TYPE:
1403                 return 16;
1404         case RTE_FLOW_FIELD_VLAN_ID:
1405                 return 12;
1406         case RTE_FLOW_FIELD_MAC_TYPE:
1407                 return 16;
1408         case RTE_FLOW_FIELD_IPV4_DSCP:
1409                 return 6;
1410         case RTE_FLOW_FIELD_IPV4_TTL:
1411                 return 8;
1412         case RTE_FLOW_FIELD_IPV4_SRC:
1413         case RTE_FLOW_FIELD_IPV4_DST:
1414                 return 32;
1415         case RTE_FLOW_FIELD_IPV6_DSCP:
1416                 return 6;
1417         case RTE_FLOW_FIELD_IPV6_HOPLIMIT:
1418                 return 8;
1419         case RTE_FLOW_FIELD_IPV6_SRC:
1420         case RTE_FLOW_FIELD_IPV6_DST:
1421                 return 128;
1422         case RTE_FLOW_FIELD_TCP_PORT_SRC:
1423         case RTE_FLOW_FIELD_TCP_PORT_DST:
1424                 return 16;
1425         case RTE_FLOW_FIELD_TCP_SEQ_NUM:
1426         case RTE_FLOW_FIELD_TCP_ACK_NUM:
1427                 return 32;
1428         case RTE_FLOW_FIELD_TCP_FLAGS:
1429                 return 9;
1430         case RTE_FLOW_FIELD_UDP_PORT_SRC:
1431         case RTE_FLOW_FIELD_UDP_PORT_DST:
1432                 return 16;
1433         case RTE_FLOW_FIELD_VXLAN_VNI:
1434         case RTE_FLOW_FIELD_GENEVE_VNI:
1435                 return 24;
1436         case RTE_FLOW_FIELD_GTP_TEID:
1437         case RTE_FLOW_FIELD_TAG:
1438                 return 32;
1439         case RTE_FLOW_FIELD_MARK:
1440                 return __builtin_popcount(priv->sh->dv_mark_mask);
1441         case RTE_FLOW_FIELD_META:
1442                 return __builtin_popcount(priv->sh->dv_meta_mask);
1443         case RTE_FLOW_FIELD_POINTER:
1444         case RTE_FLOW_FIELD_VALUE:
1445                 return 64;
1446         default:
1447                 MLX5_ASSERT(false);
1448         }
1449         return 0;
1450 }
1451
1452 static void
1453 mlx5_flow_field_id_to_modify_info
1454                 (const struct rte_flow_action_modify_data *data,
1455                  struct field_modify_info *info,
1456                  uint32_t *mask, uint32_t *value,
1457                  uint32_t width, uint32_t dst_width,
1458                  uint32_t *shift, struct rte_eth_dev *dev,
1459                  const struct rte_flow_attr *attr,
1460                  struct rte_flow_error *error)
1461 {
1462         struct mlx5_priv *priv = dev->data->dev_private;
1463         uint32_t idx = 0;
1464         uint32_t off = 0;
1465         uint64_t val = 0;
1466         switch (data->field) {
1467         case RTE_FLOW_FIELD_START:
1468                 /* not supported yet */
1469                 MLX5_ASSERT(false);
1470                 break;
1471         case RTE_FLOW_FIELD_MAC_DST:
1472                 off = data->offset > 16 ? data->offset - 16 : 0;
1473                 if (mask) {
1474                         if (data->offset < 16) {
1475                                 info[idx] = (struct field_modify_info){2, 0,
1476                                                 MLX5_MODI_OUT_DMAC_15_0};
1477                                 if (width < 16) {
1478                                         mask[idx] = rte_cpu_to_be_16(0xffff >>
1479                                                                  (16 - width));
1480                                         width = 0;
1481                                 } else {
1482                                         mask[idx] = RTE_BE16(0xffff);
1483                                         width -= 16;
1484                                 }
1485                                 if (!width)
1486                                         break;
1487                                 ++idx;
1488                         }
1489                         info[idx] = (struct field_modify_info){4, 4 * idx,
1490                                                 MLX5_MODI_OUT_DMAC_47_16};
1491                         mask[idx] = rte_cpu_to_be_32((0xffffffff >>
1492                                                       (32 - width)) << off);
1493                 } else {
1494                         if (data->offset < 16)
1495                                 info[idx++] = (struct field_modify_info){2, 0,
1496                                                 MLX5_MODI_OUT_DMAC_15_0};
1497                         info[idx] = (struct field_modify_info){4, off,
1498                                                 MLX5_MODI_OUT_DMAC_47_16};
1499                 }
1500                 break;
1501         case RTE_FLOW_FIELD_MAC_SRC:
1502                 off = data->offset > 16 ? data->offset - 16 : 0;
1503                 if (mask) {
1504                         if (data->offset < 16) {
1505                                 info[idx] = (struct field_modify_info){2, 0,
1506                                                 MLX5_MODI_OUT_SMAC_15_0};
1507                                 if (width < 16) {
1508                                         mask[idx] = rte_cpu_to_be_16(0xffff >>
1509                                                                  (16 - width));
1510                                         width = 0;
1511                                 } else {
1512                                         mask[idx] = RTE_BE16(0xffff);
1513                                         width -= 16;
1514                                 }
1515                                 if (!width)
1516                                         break;
1517                                 ++idx;
1518                         }
1519                         info[idx] = (struct field_modify_info){4, 4 * idx,
1520                                                 MLX5_MODI_OUT_SMAC_47_16};
1521                         mask[idx] = rte_cpu_to_be_32((0xffffffff >>
1522                                                       (32 - width)) << off);
1523                 } else {
1524                         if (data->offset < 16)
1525                                 info[idx++] = (struct field_modify_info){2, 0,
1526                                                 MLX5_MODI_OUT_SMAC_15_0};
1527                         info[idx] = (struct field_modify_info){4, off,
1528                                                 MLX5_MODI_OUT_SMAC_47_16};
1529                 }
1530                 break;
1531         case RTE_FLOW_FIELD_VLAN_TYPE:
1532                 /* not supported yet */
1533                 break;
1534         case RTE_FLOW_FIELD_VLAN_ID:
1535                 info[idx] = (struct field_modify_info){2, 0,
1536                                         MLX5_MODI_OUT_FIRST_VID};
1537                 if (mask)
1538                         mask[idx] = rte_cpu_to_be_16(0x0fff >> (12 - width));
1539                 break;
1540         case RTE_FLOW_FIELD_MAC_TYPE:
1541                 info[idx] = (struct field_modify_info){2, 0,
1542                                         MLX5_MODI_OUT_ETHERTYPE};
1543                 if (mask)
1544                         mask[idx] = rte_cpu_to_be_16(0xffff >> (16 - width));
1545                 break;
1546         case RTE_FLOW_FIELD_IPV4_DSCP:
1547                 info[idx] = (struct field_modify_info){1, 0,
1548                                         MLX5_MODI_OUT_IP_DSCP};
1549                 if (mask)
1550                         mask[idx] = 0x3f >> (6 - width);
1551                 break;
1552         case RTE_FLOW_FIELD_IPV4_TTL:
1553                 info[idx] = (struct field_modify_info){1, 0,
1554                                         MLX5_MODI_OUT_IPV4_TTL};
1555                 if (mask)
1556                         mask[idx] = 0xff >> (8 - width);
1557                 break;
1558         case RTE_FLOW_FIELD_IPV4_SRC:
1559                 info[idx] = (struct field_modify_info){4, 0,
1560                                         MLX5_MODI_OUT_SIPV4};
1561                 if (mask)
1562                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1563                                                      (32 - width));
1564                 break;
1565         case RTE_FLOW_FIELD_IPV4_DST:
1566                 info[idx] = (struct field_modify_info){4, 0,
1567                                         MLX5_MODI_OUT_DIPV4};
1568                 if (mask)
1569                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1570                                                      (32 - width));
1571                 break;
1572         case RTE_FLOW_FIELD_IPV6_DSCP:
1573                 info[idx] = (struct field_modify_info){1, 0,
1574                                         MLX5_MODI_OUT_IP_DSCP};
1575                 if (mask)
1576                         mask[idx] = 0x3f >> (6 - width);
1577                 break;
1578         case RTE_FLOW_FIELD_IPV6_HOPLIMIT:
1579                 info[idx] = (struct field_modify_info){1, 0,
1580                                         MLX5_MODI_OUT_IPV6_HOPLIMIT};
1581                 if (mask)
1582                         mask[idx] = 0xff >> (8 - width);
1583                 break;
1584         case RTE_FLOW_FIELD_IPV6_SRC:
1585                 if (mask) {
1586                         if (data->offset < 32) {
1587                                 info[idx] = (struct field_modify_info){4,
1588                                                 4 * idx,
1589                                                 MLX5_MODI_OUT_SIPV6_31_0};
1590                                 if (width < 32) {
1591                                         mask[idx] =
1592                                                 rte_cpu_to_be_32(0xffffffff >>
1593                                                                  (32 - width));
1594                                         width = 0;
1595                                 } else {
1596                                         mask[idx] = RTE_BE32(0xffffffff);
1597                                         width -= 32;
1598                                 }
1599                                 if (!width)
1600                                         break;
1601                                 ++idx;
1602                         }
1603                         if (data->offset < 64) {
1604                                 info[idx] = (struct field_modify_info){4,
1605                                                 4 * idx,
1606                                                 MLX5_MODI_OUT_SIPV6_63_32};
1607                                 if (width < 32) {
1608                                         mask[idx] =
1609                                                 rte_cpu_to_be_32(0xffffffff >>
1610                                                                  (32 - width));
1611                                         width = 0;
1612                                 } else {
1613                                         mask[idx] = RTE_BE32(0xffffffff);
1614                                         width -= 32;
1615                                 }
1616                                 if (!width)
1617                                         break;
1618                                 ++idx;
1619                         }
1620                         if (data->offset < 96) {
1621                                 info[idx] = (struct field_modify_info){4,
1622                                                 4 * idx,
1623                                                 MLX5_MODI_OUT_SIPV6_95_64};
1624                                 if (width < 32) {
1625                                         mask[idx] =
1626                                                 rte_cpu_to_be_32(0xffffffff >>
1627                                                                  (32 - width));
1628                                         width = 0;
1629                                 } else {
1630                                         mask[idx] = RTE_BE32(0xffffffff);
1631                                         width -= 32;
1632                                 }
1633                                 if (!width)
1634                                         break;
1635                                 ++idx;
1636                         }
1637                         info[idx] = (struct field_modify_info){4, 4 * idx,
1638                                                 MLX5_MODI_OUT_SIPV6_127_96};
1639                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1640                                                      (32 - width));
1641                 } else {
1642                         if (data->offset < 32)
1643                                 info[idx++] = (struct field_modify_info){4, 0,
1644                                                 MLX5_MODI_OUT_SIPV6_31_0};
1645                         if (data->offset < 64)
1646                                 info[idx++] = (struct field_modify_info){4, 0,
1647                                                 MLX5_MODI_OUT_SIPV6_63_32};
1648                         if (data->offset < 96)
1649                                 info[idx++] = (struct field_modify_info){4, 0,
1650                                                 MLX5_MODI_OUT_SIPV6_95_64};
1651                         if (data->offset < 128)
1652                                 info[idx++] = (struct field_modify_info){4, 0,
1653                                                 MLX5_MODI_OUT_SIPV6_127_96};
1654                 }
1655                 break;
1656         case RTE_FLOW_FIELD_IPV6_DST:
1657                 if (mask) {
1658                         if (data->offset < 32) {
1659                                 info[idx] = (struct field_modify_info){4,
1660                                                 4 * idx,
1661                                                 MLX5_MODI_OUT_DIPV6_31_0};
1662                                 if (width < 32) {
1663                                         mask[idx] =
1664                                                 rte_cpu_to_be_32(0xffffffff >>
1665                                                                  (32 - width));
1666                                         width = 0;
1667                                 } else {
1668                                         mask[idx] = RTE_BE32(0xffffffff);
1669                                         width -= 32;
1670                                 }
1671                                 if (!width)
1672                                         break;
1673                                 ++idx;
1674                         }
1675                         if (data->offset < 64) {
1676                                 info[idx] = (struct field_modify_info){4,
1677                                                 4 * idx,
1678                                                 MLX5_MODI_OUT_DIPV6_63_32};
1679                                 if (width < 32) {
1680                                         mask[idx] =
1681                                                 rte_cpu_to_be_32(0xffffffff >>
1682                                                                  (32 - width));
1683                                         width = 0;
1684                                 } else {
1685                                         mask[idx] = RTE_BE32(0xffffffff);
1686                                         width -= 32;
1687                                 }
1688                                 if (!width)
1689                                         break;
1690                                 ++idx;
1691                         }
1692                         if (data->offset < 96) {
1693                                 info[idx] = (struct field_modify_info){4,
1694                                                 4 * idx,
1695                                                 MLX5_MODI_OUT_DIPV6_95_64};
1696                                 if (width < 32) {
1697                                         mask[idx] =
1698                                                 rte_cpu_to_be_32(0xffffffff >>
1699                                                                  (32 - width));
1700                                         width = 0;
1701                                 } else {
1702                                         mask[idx] = RTE_BE32(0xffffffff);
1703                                         width -= 32;
1704                                 }
1705                                 if (!width)
1706                                         break;
1707                                 ++idx;
1708                         }
1709                         info[idx] = (struct field_modify_info){4, 4 * idx,
1710                                                 MLX5_MODI_OUT_DIPV6_127_96};
1711                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1712                                                      (32 - width));
1713                 } else {
1714                         if (data->offset < 32)
1715                                 info[idx++] = (struct field_modify_info){4, 0,
1716                                                 MLX5_MODI_OUT_DIPV6_31_0};
1717                         if (data->offset < 64)
1718                                 info[idx++] = (struct field_modify_info){4, 0,
1719                                                 MLX5_MODI_OUT_DIPV6_63_32};
1720                         if (data->offset < 96)
1721                                 info[idx++] = (struct field_modify_info){4, 0,
1722                                                 MLX5_MODI_OUT_DIPV6_95_64};
1723                         if (data->offset < 128)
1724                                 info[idx++] = (struct field_modify_info){4, 0,
1725                                                 MLX5_MODI_OUT_DIPV6_127_96};
1726                 }
1727                 break;
1728         case RTE_FLOW_FIELD_TCP_PORT_SRC:
1729                 info[idx] = (struct field_modify_info){2, 0,
1730                                         MLX5_MODI_OUT_TCP_SPORT};
1731                 if (mask)
1732                         mask[idx] = rte_cpu_to_be_16(0xffff >> (16 - width));
1733                 break;
1734         case RTE_FLOW_FIELD_TCP_PORT_DST:
1735                 info[idx] = (struct field_modify_info){2, 0,
1736                                         MLX5_MODI_OUT_TCP_DPORT};
1737                 if (mask)
1738                         mask[idx] = rte_cpu_to_be_16(0xffff >> (16 - width));
1739                 break;
1740         case RTE_FLOW_FIELD_TCP_SEQ_NUM:
1741                 info[idx] = (struct field_modify_info){4, 0,
1742                                         MLX5_MODI_OUT_TCP_SEQ_NUM};
1743                 if (mask)
1744                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1745                                                      (32 - width));
1746                 break;
1747         case RTE_FLOW_FIELD_TCP_ACK_NUM:
1748                 info[idx] = (struct field_modify_info){4, 0,
1749                                         MLX5_MODI_OUT_TCP_ACK_NUM};
1750                 if (mask)
1751                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1752                                                      (32 - width));
1753                 break;
1754         case RTE_FLOW_FIELD_TCP_FLAGS:
1755                 info[idx] = (struct field_modify_info){2, 0,
1756                                         MLX5_MODI_OUT_TCP_FLAGS};
1757                 if (mask)
1758                         mask[idx] = rte_cpu_to_be_16(0x1ff >> (9 - width));
1759                 break;
1760         case RTE_FLOW_FIELD_UDP_PORT_SRC:
1761                 info[idx] = (struct field_modify_info){2, 0,
1762                                         MLX5_MODI_OUT_UDP_SPORT};
1763                 if (mask)
1764                         mask[idx] = rte_cpu_to_be_16(0xffff >> (16 - width));
1765                 break;
1766         case RTE_FLOW_FIELD_UDP_PORT_DST:
1767                 info[idx] = (struct field_modify_info){2, 0,
1768                                         MLX5_MODI_OUT_UDP_DPORT};
1769                 if (mask)
1770                         mask[idx] = rte_cpu_to_be_16(0xffff >> (16 - width));
1771                 break;
1772         case RTE_FLOW_FIELD_VXLAN_VNI:
1773                 /* not supported yet */
1774                 break;
1775         case RTE_FLOW_FIELD_GENEVE_VNI:
1776                 /* not supported yet*/
1777                 break;
1778         case RTE_FLOW_FIELD_GTP_TEID:
1779                 info[idx] = (struct field_modify_info){4, 0,
1780                                         MLX5_MODI_GTP_TEID};
1781                 if (mask)
1782                         mask[idx] = rte_cpu_to_be_32(0xffffffff >>
1783                                                      (32 - width));
1784                 break;
1785         case RTE_FLOW_FIELD_TAG:
1786                 {
1787                         int reg = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG,
1788                                                    data->level, error);
1789                         if (reg < 0)
1790                                 return;
1791                         MLX5_ASSERT(reg != REG_NON);
1792                         MLX5_ASSERT((unsigned int)reg < RTE_DIM(reg_to_field));
1793                         info[idx] = (struct field_modify_info){4, 0,
1794                                                 reg_to_field[reg]};
1795                         if (mask)
1796                                 mask[idx] =
1797                                         rte_cpu_to_be_32(0xffffffff >>
1798                                                          (32 - width));
1799                 }
1800                 break;
1801         case RTE_FLOW_FIELD_MARK:
1802                 {
1803                         uint32_t mark_mask = priv->sh->dv_mark_mask;
1804                         uint32_t mark_count = __builtin_popcount(mark_mask);
1805                         int reg = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK,
1806                                                        0, error);
1807                         if (reg < 0)
1808                                 return;
1809                         MLX5_ASSERT(reg != REG_NON);
1810                         MLX5_ASSERT((unsigned int)reg < RTE_DIM(reg_to_field));
1811                         info[idx] = (struct field_modify_info){4, 0,
1812                                                 reg_to_field[reg]};
1813                         if (mask)
1814                                 mask[idx] = rte_cpu_to_be_32((mark_mask >>
1815                                          (mark_count - width)) & mark_mask);
1816                 }
1817                 break;
1818         case RTE_FLOW_FIELD_META:
1819                 {
1820                         uint32_t meta_mask = priv->sh->dv_meta_mask;
1821                         uint32_t meta_count = __builtin_popcount(meta_mask);
1822                         uint32_t msk_c0 =
1823                                 rte_cpu_to_be_32(priv->sh->dv_regc0_mask);
1824                         uint32_t shl_c0 = rte_bsf32(msk_c0);
1825                         int reg = flow_dv_get_metadata_reg(dev, attr, error);
1826                         if (reg < 0)
1827                                 return;
1828                         MLX5_ASSERT(reg != REG_NON);
1829                         MLX5_ASSERT((unsigned int)reg < RTE_DIM(reg_to_field));
1830                         if (reg == REG_C_0)
1831                                 *shift = shl_c0;
1832                         info[idx] = (struct field_modify_info){4, 0,
1833                                                 reg_to_field[reg]};
1834                         if (mask)
1835                                 mask[idx] = rte_cpu_to_be_32((meta_mask >>
1836                                         (meta_count - width)) & meta_mask);
1837                 }
1838                 break;
1839         case RTE_FLOW_FIELD_POINTER:
1840         case RTE_FLOW_FIELD_VALUE:
1841                 if (data->field == RTE_FLOW_FIELD_POINTER)
1842                         memcpy(&val, (void *)(uintptr_t)data->value,
1843                                sizeof(uint64_t));
1844                 else
1845                         val = data->value;
1846                 for (idx = 0; idx < MLX5_ACT_MAX_MOD_FIELDS; idx++) {
1847                         if (mask[idx]) {
1848                                 if (dst_width == 48) {
1849                                         /*special case for MAC addresses */
1850                                         value[idx] = rte_cpu_to_be_16(val);
1851                                         val >>= 16;
1852                                         dst_width -= 16;
1853                                 } else if (dst_width > 16) {
1854                                         value[idx] = rte_cpu_to_be_32(val);
1855                                         val >>= 32;
1856                                 } else if (dst_width > 8) {
1857                                         value[idx] = rte_cpu_to_be_16(val);
1858                                         val >>= 16;
1859                                 } else {
1860                                         value[idx] = (uint8_t)val;
1861                                         val >>= 8;
1862                                 }
1863                                 if (*shift)
1864                                         value[idx] <<= *shift;
1865                                 if (!val)
1866                                         break;
1867                         }
1868                 }
1869                 break;
1870         default:
1871                 MLX5_ASSERT(false);
1872                 break;
1873         }
1874 }
1875
1876 /**
1877  * Convert modify_field action to DV specification.
1878  *
1879  * @param[in] dev
1880  *   Pointer to the rte_eth_dev structure.
1881  * @param[in,out] resource
1882  *   Pointer to the modify-header resource.
1883  * @param[in] action
1884  *   Pointer to action specification.
1885  * @param[in] attr
1886  *   Attributes of flow that includes this item.
1887  * @param[out] error
1888  *   Pointer to the error structure.
1889  *
1890  * @return
1891  *   0 on success, a negative errno value otherwise and rte_errno is set.
1892  */
1893 static int
1894 flow_dv_convert_action_modify_field
1895                         (struct rte_eth_dev *dev,
1896                          struct mlx5_flow_dv_modify_hdr_resource *resource,
1897                          const struct rte_flow_action *action,
1898                          const struct rte_flow_attr *attr,
1899                          struct rte_flow_error *error)
1900 {
1901         struct mlx5_priv *priv = dev->data->dev_private;
1902         const struct rte_flow_action_modify_field *conf =
1903                 (const struct rte_flow_action_modify_field *)(action->conf);
1904         struct rte_flow_item item;
1905         struct field_modify_info field[MLX5_ACT_MAX_MOD_FIELDS] = {
1906                                                                 {0, 0, 0} };
1907         struct field_modify_info dcopy[MLX5_ACT_MAX_MOD_FIELDS] = {
1908                                                                 {0, 0, 0} };
1909         uint32_t mask[MLX5_ACT_MAX_MOD_FIELDS] = {0, 0, 0, 0, 0};
1910         uint32_t value[MLX5_ACT_MAX_MOD_FIELDS] = {0, 0, 0, 0, 0};
1911         uint32_t type;
1912         uint32_t shift = 0;
1913         uint32_t dst_width = mlx5_flow_item_field_width(priv, conf->dst.field);
1914
1915         if (conf->src.field == RTE_FLOW_FIELD_POINTER ||
1916                 conf->src.field == RTE_FLOW_FIELD_VALUE) {
1917                 type = MLX5_MODIFICATION_TYPE_SET;
1918                 /** For SET fill the destination field (field) first. */
1919                 mlx5_flow_field_id_to_modify_info(&conf->dst, field, mask,
1920                                                   value, conf->width, dst_width,
1921                                                   &shift, dev, attr, error);
1922                 /** Then copy immediate value from source as per mask. */
1923                 mlx5_flow_field_id_to_modify_info(&conf->src, dcopy, mask,
1924                                                   value, conf->width, dst_width,
1925                                                   &shift, dev, attr, error);
1926                 item.spec = &value;
1927         } else {
1928                 type = MLX5_MODIFICATION_TYPE_COPY;
1929                 /** For COPY fill the destination field (dcopy) without mask. */
1930                 mlx5_flow_field_id_to_modify_info(&conf->dst, dcopy, NULL,
1931                                                   value, conf->width, dst_width,
1932                                                   &shift, dev, attr, error);
1933                 /** Then construct the source field (field) with mask. */
1934                 mlx5_flow_field_id_to_modify_info(&conf->src, field, mask,
1935                                                   value, conf->width, dst_width,
1936                                                   &shift, dev, attr, error);
1937         }
1938         item.mask = &mask;
1939         return flow_dv_convert_modify_action(&item,
1940                         field, dcopy, resource, type, error);
1941 }
1942
1943 /**
1944  * Validate MARK item.
1945  *
1946  * @param[in] dev
1947  *   Pointer to the rte_eth_dev structure.
1948  * @param[in] item
1949  *   Item specification.
1950  * @param[in] attr
1951  *   Attributes of flow that includes this item.
1952  * @param[out] error
1953  *   Pointer to error structure.
1954  *
1955  * @return
1956  *   0 on success, a negative errno value otherwise and rte_errno is set.
1957  */
1958 static int
1959 flow_dv_validate_item_mark(struct rte_eth_dev *dev,
1960                            const struct rte_flow_item *item,
1961                            const struct rte_flow_attr *attr __rte_unused,
1962                            struct rte_flow_error *error)
1963 {
1964         struct mlx5_priv *priv = dev->data->dev_private;
1965         struct mlx5_dev_config *config = &priv->config;
1966         const struct rte_flow_item_mark *spec = item->spec;
1967         const struct rte_flow_item_mark *mask = item->mask;
1968         const struct rte_flow_item_mark nic_mask = {
1969                 .id = priv->sh->dv_mark_mask,
1970         };
1971         int ret;
1972
1973         if (config->dv_xmeta_en == MLX5_XMETA_MODE_LEGACY)
1974                 return rte_flow_error_set(error, ENOTSUP,
1975                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
1976                                           "extended metadata feature"
1977                                           " isn't enabled");
1978         if (!mlx5_flow_ext_mreg_supported(dev))
1979                 return rte_flow_error_set(error, ENOTSUP,
1980                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
1981                                           "extended metadata register"
1982                                           " isn't supported");
1983         if (!nic_mask.id)
1984                 return rte_flow_error_set(error, ENOTSUP,
1985                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
1986                                           "extended metadata register"
1987                                           " isn't available");
1988         ret = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK, 0, error);
1989         if (ret < 0)
1990                 return ret;
1991         if (!spec)
1992                 return rte_flow_error_set(error, EINVAL,
1993                                           RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
1994                                           item->spec,
1995                                           "data cannot be empty");
1996         if (spec->id >= (MLX5_FLOW_MARK_MAX & nic_mask.id))
1997                 return rte_flow_error_set(error, EINVAL,
1998                                           RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1999                                           &spec->id,
2000                                           "mark id exceeds the limit");
2001         if (!mask)
2002                 mask = &nic_mask;
2003         if (!mask->id)
2004                 return rte_flow_error_set(error, EINVAL,
2005                                         RTE_FLOW_ERROR_TYPE_ITEM_SPEC, NULL,
2006                                         "mask cannot be zero");
2007
2008         ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
2009                                         (const uint8_t *)&nic_mask,
2010                                         sizeof(struct rte_flow_item_mark),
2011                                         MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2012         if (ret < 0)
2013                 return ret;
2014         return 0;
2015 }
2016
2017 /**
2018  * Validate META item.
2019  *
2020  * @param[in] dev
2021  *   Pointer to the rte_eth_dev structure.
2022  * @param[in] item
2023  *   Item specification.
2024  * @param[in] attr
2025  *   Attributes of flow that includes this item.
2026  * @param[out] error
2027  *   Pointer to error structure.
2028  *
2029  * @return
2030  *   0 on success, a negative errno value otherwise and rte_errno is set.
2031  */
2032 static int
2033 flow_dv_validate_item_meta(struct rte_eth_dev *dev __rte_unused,
2034                            const struct rte_flow_item *item,
2035                            const struct rte_flow_attr *attr,
2036                            struct rte_flow_error *error)
2037 {
2038         struct mlx5_priv *priv = dev->data->dev_private;
2039         struct mlx5_dev_config *config = &priv->config;
2040         const struct rte_flow_item_meta *spec = item->spec;
2041         const struct rte_flow_item_meta *mask = item->mask;
2042         struct rte_flow_item_meta nic_mask = {
2043                 .data = UINT32_MAX
2044         };
2045         int reg;
2046         int ret;
2047
2048         if (!spec)
2049                 return rte_flow_error_set(error, EINVAL,
2050                                           RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
2051                                           item->spec,
2052                                           "data cannot be empty");
2053         if (config->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
2054                 if (!mlx5_flow_ext_mreg_supported(dev))
2055                         return rte_flow_error_set(error, ENOTSUP,
2056                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2057                                           "extended metadata register"
2058                                           " isn't supported");
2059                 reg = flow_dv_get_metadata_reg(dev, attr, error);
2060                 if (reg < 0)
2061                         return reg;
2062                 if (reg == REG_NON)
2063                         return rte_flow_error_set(error, ENOTSUP,
2064                                         RTE_FLOW_ERROR_TYPE_ITEM, item,
2065                                         "unavalable extended metadata register");
2066                 if (reg == REG_B)
2067                         return rte_flow_error_set(error, ENOTSUP,
2068                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2069                                           "match on reg_b "
2070                                           "isn't supported");
2071                 if (reg != REG_A)
2072                         nic_mask.data = priv->sh->dv_meta_mask;
2073         } else {
2074                 if (attr->transfer)
2075                         return rte_flow_error_set(error, ENOTSUP,
2076                                         RTE_FLOW_ERROR_TYPE_ITEM, item,
2077                                         "extended metadata feature "
2078                                         "should be enabled when "
2079                                         "meta item is requested "
2080                                         "with e-switch mode ");
2081                 if (attr->ingress)
2082                         return rte_flow_error_set(error, ENOTSUP,
2083                                         RTE_FLOW_ERROR_TYPE_ITEM, item,
2084                                         "match on metadata for ingress "
2085                                         "is not supported in legacy "
2086                                         "metadata mode");
2087         }
2088         if (!mask)
2089                 mask = &rte_flow_item_meta_mask;
2090         if (!mask->data)
2091                 return rte_flow_error_set(error, EINVAL,
2092                                         RTE_FLOW_ERROR_TYPE_ITEM_SPEC, NULL,
2093                                         "mask cannot be zero");
2094
2095         ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
2096                                         (const uint8_t *)&nic_mask,
2097                                         sizeof(struct rte_flow_item_meta),
2098                                         MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2099         return ret;
2100 }
2101
2102 /**
2103  * Validate TAG item.
2104  *
2105  * @param[in] dev
2106  *   Pointer to the rte_eth_dev structure.
2107  * @param[in] item
2108  *   Item specification.
2109  * @param[in] attr
2110  *   Attributes of flow that includes this item.
2111  * @param[out] error
2112  *   Pointer to error structure.
2113  *
2114  * @return
2115  *   0 on success, a negative errno value otherwise and rte_errno is set.
2116  */
2117 static int
2118 flow_dv_validate_item_tag(struct rte_eth_dev *dev,
2119                           const struct rte_flow_item *item,
2120                           const struct rte_flow_attr *attr __rte_unused,
2121                           struct rte_flow_error *error)
2122 {
2123         const struct rte_flow_item_tag *spec = item->spec;
2124         const struct rte_flow_item_tag *mask = item->mask;
2125         const struct rte_flow_item_tag nic_mask = {
2126                 .data = RTE_BE32(UINT32_MAX),
2127                 .index = 0xff,
2128         };
2129         int ret;
2130
2131         if (!mlx5_flow_ext_mreg_supported(dev))
2132                 return rte_flow_error_set(error, ENOTSUP,
2133                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2134                                           "extensive metadata register"
2135                                           " isn't supported");
2136         if (!spec)
2137                 return rte_flow_error_set(error, EINVAL,
2138                                           RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
2139                                           item->spec,
2140                                           "data cannot be empty");
2141         if (!mask)
2142                 mask = &rte_flow_item_tag_mask;
2143         if (!mask->data)
2144                 return rte_flow_error_set(error, EINVAL,
2145                                         RTE_FLOW_ERROR_TYPE_ITEM_SPEC, NULL,
2146                                         "mask cannot be zero");
2147
2148         ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
2149                                         (const uint8_t *)&nic_mask,
2150                                         sizeof(struct rte_flow_item_tag),
2151                                         MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2152         if (ret < 0)
2153                 return ret;
2154         if (mask->index != 0xff)
2155                 return rte_flow_error_set(error, EINVAL,
2156                                           RTE_FLOW_ERROR_TYPE_ITEM_SPEC, NULL,
2157                                           "partial mask for tag index"
2158                                           " is not supported");
2159         ret = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, spec->index, error);
2160         if (ret < 0)
2161                 return ret;
2162         MLX5_ASSERT(ret != REG_NON);
2163         return 0;
2164 }
2165
2166 /**
2167  * Validate vport item.
2168  *
2169  * @param[in] dev
2170  *   Pointer to the rte_eth_dev structure.
2171  * @param[in] item
2172  *   Item specification.
2173  * @param[in] attr
2174  *   Attributes of flow that includes this item.
2175  * @param[in] item_flags
2176  *   Bit-fields that holds the items detected until now.
2177  * @param[out] error
2178  *   Pointer to error structure.
2179  *
2180  * @return
2181  *   0 on success, a negative errno value otherwise and rte_errno is set.
2182  */
2183 static int
2184 flow_dv_validate_item_port_id(struct rte_eth_dev *dev,
2185                               const struct rte_flow_item *item,
2186                               const struct rte_flow_attr *attr,
2187                               uint64_t item_flags,
2188                               struct rte_flow_error *error)
2189 {
2190         const struct rte_flow_item_port_id *spec = item->spec;
2191         const struct rte_flow_item_port_id *mask = item->mask;
2192         const struct rte_flow_item_port_id switch_mask = {
2193                         .id = 0xffffffff,
2194         };
2195         struct mlx5_priv *esw_priv;
2196         struct mlx5_priv *dev_priv;
2197         int ret;
2198
2199         if (!attr->transfer)
2200                 return rte_flow_error_set(error, EINVAL,
2201                                           RTE_FLOW_ERROR_TYPE_ITEM,
2202                                           NULL,
2203                                           "match on port id is valid only"
2204                                           " when transfer flag is enabled");
2205         if (item_flags & MLX5_FLOW_ITEM_PORT_ID)
2206                 return rte_flow_error_set(error, ENOTSUP,
2207                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2208                                           "multiple source ports are not"
2209                                           " supported");
2210         if (!mask)
2211                 mask = &switch_mask;
2212         if (mask->id != 0xffffffff)
2213                 return rte_flow_error_set(error, ENOTSUP,
2214                                            RTE_FLOW_ERROR_TYPE_ITEM_MASK,
2215                                            mask,
2216                                            "no support for partial mask on"
2217                                            " \"id\" field");
2218         ret = mlx5_flow_item_acceptable
2219                                 (item, (const uint8_t *)mask,
2220                                  (const uint8_t *)&rte_flow_item_port_id_mask,
2221                                  sizeof(struct rte_flow_item_port_id),
2222                                  MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2223         if (ret)
2224                 return ret;
2225         if (!spec)
2226                 return 0;
2227         esw_priv = mlx5_port_to_eswitch_info(spec->id, false);
2228         if (!esw_priv)
2229                 return rte_flow_error_set(error, rte_errno,
2230                                           RTE_FLOW_ERROR_TYPE_ITEM_SPEC, spec,
2231                                           "failed to obtain E-Switch info for"
2232                                           " port");
2233         dev_priv = mlx5_dev_to_eswitch_info(dev);
2234         if (!dev_priv)
2235                 return rte_flow_error_set(error, rte_errno,
2236                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2237                                           NULL,
2238                                           "failed to obtain E-Switch info");
2239         if (esw_priv->domain_id != dev_priv->domain_id)
2240                 return rte_flow_error_set(error, EINVAL,
2241                                           RTE_FLOW_ERROR_TYPE_ITEM_SPEC, spec,
2242                                           "cannot match on a port from a"
2243                                           " different E-Switch");
2244         return 0;
2245 }
2246
2247 /**
2248  * Validate VLAN item.
2249  *
2250  * @param[in] item
2251  *   Item specification.
2252  * @param[in] item_flags
2253  *   Bit-fields that holds the items detected until now.
2254  * @param[in] dev
2255  *   Ethernet device flow is being created on.
2256  * @param[out] error
2257  *   Pointer to error structure.
2258  *
2259  * @return
2260  *   0 on success, a negative errno value otherwise and rte_errno is set.
2261  */
2262 static int
2263 flow_dv_validate_item_vlan(const struct rte_flow_item *item,
2264                            uint64_t item_flags,
2265                            struct rte_eth_dev *dev,
2266                            struct rte_flow_error *error)
2267 {
2268         const struct rte_flow_item_vlan *mask = item->mask;
2269         const struct rte_flow_item_vlan nic_mask = {
2270                 .tci = RTE_BE16(UINT16_MAX),
2271                 .inner_type = RTE_BE16(UINT16_MAX),
2272                 .has_more_vlan = 1,
2273         };
2274         const int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
2275         int ret;
2276         const uint64_t l34m = tunnel ? (MLX5_FLOW_LAYER_INNER_L3 |
2277                                         MLX5_FLOW_LAYER_INNER_L4) :
2278                                        (MLX5_FLOW_LAYER_OUTER_L3 |
2279                                         MLX5_FLOW_LAYER_OUTER_L4);
2280         const uint64_t vlanm = tunnel ? MLX5_FLOW_LAYER_INNER_VLAN :
2281                                         MLX5_FLOW_LAYER_OUTER_VLAN;
2282
2283         if (item_flags & vlanm)
2284                 return rte_flow_error_set(error, EINVAL,
2285                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2286                                           "multiple VLAN layers not supported");
2287         else if ((item_flags & l34m) != 0)
2288                 return rte_flow_error_set(error, EINVAL,
2289                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2290                                           "VLAN cannot follow L3/L4 layer");
2291         if (!mask)
2292                 mask = &rte_flow_item_vlan_mask;
2293         ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
2294                                         (const uint8_t *)&nic_mask,
2295                                         sizeof(struct rte_flow_item_vlan),
2296                                         MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2297         if (ret)
2298                 return ret;
2299         if (!tunnel && mask->tci != RTE_BE16(0x0fff)) {
2300                 struct mlx5_priv *priv = dev->data->dev_private;
2301
2302                 if (priv->vmwa_context) {
2303                         /*
2304                          * Non-NULL context means we have a virtual machine
2305                          * and SR-IOV enabled, we have to create VLAN interface
2306                          * to make hypervisor to setup E-Switch vport
2307                          * context correctly. We avoid creating the multiple
2308                          * VLAN interfaces, so we cannot support VLAN tag mask.
2309                          */
2310                         return rte_flow_error_set(error, EINVAL,
2311                                                   RTE_FLOW_ERROR_TYPE_ITEM,
2312                                                   item,
2313                                                   "VLAN tag mask is not"
2314                                                   " supported in virtual"
2315                                                   " environment");
2316                 }
2317         }
2318         return 0;
2319 }
2320
2321 /*
2322  * GTP flags are contained in 1 byte of the format:
2323  * -------------------------------------------
2324  * | bit   | 0 - 2   | 3  | 4   | 5 | 6 | 7  |
2325  * |-----------------------------------------|
2326  * | value | Version | PT | Res | E | S | PN |
2327  * -------------------------------------------
2328  *
2329  * Matching is supported only for GTP flags E, S, PN.
2330  */
2331 #define MLX5_GTP_FLAGS_MASK     0x07
2332
2333 /**
2334  * Validate GTP item.
2335  *
2336  * @param[in] dev
2337  *   Pointer to the rte_eth_dev structure.
2338  * @param[in] item
2339  *   Item specification.
2340  * @param[in] item_flags
2341  *   Bit-fields that holds the items detected until now.
2342  * @param[out] error
2343  *   Pointer to error structure.
2344  *
2345  * @return
2346  *   0 on success, a negative errno value otherwise and rte_errno is set.
2347  */
2348 static int
2349 flow_dv_validate_item_gtp(struct rte_eth_dev *dev,
2350                           const struct rte_flow_item *item,
2351                           uint64_t item_flags,
2352                           struct rte_flow_error *error)
2353 {
2354         struct mlx5_priv *priv = dev->data->dev_private;
2355         const struct rte_flow_item_gtp *spec = item->spec;
2356         const struct rte_flow_item_gtp *mask = item->mask;
2357         const struct rte_flow_item_gtp nic_mask = {
2358                 .v_pt_rsv_flags = MLX5_GTP_FLAGS_MASK,
2359                 .msg_type = 0xff,
2360                 .teid = RTE_BE32(0xffffffff),
2361         };
2362
2363         if (!priv->config.hca_attr.tunnel_stateless_gtp)
2364                 return rte_flow_error_set(error, ENOTSUP,
2365                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2366                                           "GTP support is not enabled");
2367         if (item_flags & MLX5_FLOW_LAYER_TUNNEL)
2368                 return rte_flow_error_set(error, ENOTSUP,
2369                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2370                                           "multiple tunnel layers not"
2371                                           " supported");
2372         if (!(item_flags & MLX5_FLOW_LAYER_OUTER_L4_UDP))
2373                 return rte_flow_error_set(error, EINVAL,
2374                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2375                                           "no outer UDP layer found");
2376         if (!mask)
2377                 mask = &rte_flow_item_gtp_mask;
2378         if (spec && spec->v_pt_rsv_flags & ~MLX5_GTP_FLAGS_MASK)
2379                 return rte_flow_error_set(error, ENOTSUP,
2380                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2381                                           "Match is supported for GTP"
2382                                           " flags only");
2383         return mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
2384                                          (const uint8_t *)&nic_mask,
2385                                          sizeof(struct rte_flow_item_gtp),
2386                                          MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2387 }
2388
2389 /**
2390  * Validate GTP PSC item.
2391  *
2392  * @param[in] item
2393  *   Item specification.
2394  * @param[in] last_item
2395  *   Previous validated item in the pattern items.
2396  * @param[in] gtp_item
2397  *   Previous GTP item specification.
2398  * @param[in] attr
2399  *   Pointer to flow attributes.
2400  * @param[out] error
2401  *   Pointer to error structure.
2402  *
2403  * @return
2404  *   0 on success, a negative errno value otherwise and rte_errno is set.
2405  */
2406 static int
2407 flow_dv_validate_item_gtp_psc(const struct rte_flow_item *item,
2408                               uint64_t last_item,
2409                               const struct rte_flow_item *gtp_item,
2410                               const struct rte_flow_attr *attr,
2411                               struct rte_flow_error *error)
2412 {
2413         const struct rte_flow_item_gtp *gtp_spec;
2414         const struct rte_flow_item_gtp *gtp_mask;
2415         const struct rte_flow_item_gtp_psc *spec;
2416         const struct rte_flow_item_gtp_psc *mask;
2417         const struct rte_flow_item_gtp_psc nic_mask = {
2418                 .pdu_type = 0xFF,
2419                 .qfi = 0xFF,
2420         };
2421
2422         if (!gtp_item || !(last_item & MLX5_FLOW_LAYER_GTP))
2423                 return rte_flow_error_set
2424                         (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
2425                          "GTP PSC item must be preceded with GTP item");
2426         gtp_spec = gtp_item->spec;
2427         gtp_mask = gtp_item->mask ? gtp_item->mask : &rte_flow_item_gtp_mask;
2428         /* GTP spec and E flag is requested to match zero. */
2429         if (gtp_spec &&
2430                 (gtp_mask->v_pt_rsv_flags &
2431                 ~gtp_spec->v_pt_rsv_flags & MLX5_GTP_EXT_HEADER_FLAG))
2432                 return rte_flow_error_set
2433                         (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
2434                          "GTP E flag must be 1 to match GTP PSC");
2435         /* Check the flow is not created in group zero. */
2436         if (!attr->transfer && !attr->group)
2437                 return rte_flow_error_set
2438                         (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2439                          "GTP PSC is not supported for group 0");
2440         /* GTP spec is here and E flag is requested to match zero. */
2441         if (!item->spec)
2442                 return 0;
2443         spec = item->spec;
2444         mask = item->mask ? item->mask : &rte_flow_item_gtp_psc_mask;
2445         if (spec->pdu_type > MLX5_GTP_EXT_MAX_PDU_TYPE)
2446                 return rte_flow_error_set
2447                         (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
2448                          "PDU type should be smaller than 16");
2449         return mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
2450                                          (const uint8_t *)&nic_mask,
2451                                          sizeof(struct rte_flow_item_gtp_psc),
2452                                          MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
2453 }
2454
2455 /**
2456  * Validate IPV4 item.
2457  * Use existing validation function mlx5_flow_validate_item_ipv4(), and
2458  * add specific validation of fragment_offset field,
2459  *
2460  * @param[in] item
2461  *   Item specification.
2462  * @param[in] item_flags
2463  *   Bit-fields that holds the items detected until now.
2464  * @param[out] error
2465  *   Pointer to error structure.
2466  *
2467  * @return
2468  *   0 on success, a negative errno value otherwise and rte_errno is set.
2469  */
2470 static int
2471 flow_dv_validate_item_ipv4(struct rte_eth_dev *dev,
2472                            const struct rte_flow_item *item,
2473                            uint64_t item_flags, uint64_t last_item,
2474                            uint16_t ether_type, struct rte_flow_error *error)
2475 {
2476         int ret;
2477         struct mlx5_priv *priv = dev->data->dev_private;
2478         const struct rte_flow_item_ipv4 *spec = item->spec;
2479         const struct rte_flow_item_ipv4 *last = item->last;
2480         const struct rte_flow_item_ipv4 *mask = item->mask;
2481         rte_be16_t fragment_offset_spec = 0;
2482         rte_be16_t fragment_offset_last = 0;
2483         struct rte_flow_item_ipv4 nic_ipv4_mask = {
2484                 .hdr = {
2485                         .src_addr = RTE_BE32(0xffffffff),
2486                         .dst_addr = RTE_BE32(0xffffffff),
2487                         .type_of_service = 0xff,
2488                         .fragment_offset = RTE_BE16(0xffff),
2489                         .next_proto_id = 0xff,
2490                         .time_to_live = 0xff,
2491                 },
2492         };
2493
2494         if (mask && (mask->hdr.version_ihl & RTE_IPV4_HDR_IHL_MASK)) {
2495                 int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
2496                 bool ihl_cap = !tunnel ? priv->config.hca_attr.outer_ipv4_ihl :
2497                                priv->config.hca_attr.inner_ipv4_ihl;
2498                 if (!ihl_cap)
2499                         return rte_flow_error_set(error, ENOTSUP,
2500                                                   RTE_FLOW_ERROR_TYPE_ITEM,
2501                                                   item,
2502                                                   "IPV4 ihl offload not supported");
2503                 nic_ipv4_mask.hdr.version_ihl = mask->hdr.version_ihl;
2504         }
2505         ret = mlx5_flow_validate_item_ipv4(item, item_flags, last_item,
2506                                            ether_type, &nic_ipv4_mask,
2507                                            MLX5_ITEM_RANGE_ACCEPTED, error);
2508         if (ret < 0)
2509                 return ret;
2510         if (spec && mask)
2511                 fragment_offset_spec = spec->hdr.fragment_offset &
2512                                        mask->hdr.fragment_offset;
2513         if (!fragment_offset_spec)
2514                 return 0;
2515         /*
2516          * spec and mask are valid, enforce using full mask to make sure the
2517          * complete value is used correctly.
2518          */
2519         if ((mask->hdr.fragment_offset & RTE_BE16(MLX5_IPV4_FRAG_OFFSET_MASK))
2520                         != RTE_BE16(MLX5_IPV4_FRAG_OFFSET_MASK))
2521                 return rte_flow_error_set(error, EINVAL,
2522                                           RTE_FLOW_ERROR_TYPE_ITEM_MASK,
2523                                           item, "must use full mask for"
2524                                           " fragment_offset");
2525         /*
2526          * Match on fragment_offset 0x2000 means MF is 1 and frag-offset is 0,
2527          * indicating this is 1st fragment of fragmented packet.
2528          * This is not yet supported in MLX5, return appropriate error message.
2529          */
2530         if (fragment_offset_spec == RTE_BE16(RTE_IPV4_HDR_MF_FLAG))
2531                 return rte_flow_error_set(error, ENOTSUP,
2532                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2533                                           "match on first fragment not "
2534                                           "supported");
2535         if (fragment_offset_spec && !last)
2536                 return rte_flow_error_set(error, ENOTSUP,
2537                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2538                                           "specified value not supported");
2539         /* spec and last are valid, validate the specified range. */
2540         fragment_offset_last = last->hdr.fragment_offset &
2541                                mask->hdr.fragment_offset;
2542         /*
2543          * Match on fragment_offset spec 0x2001 and last 0x3fff
2544          * means MF is 1 and frag-offset is > 0.
2545          * This packet is fragment 2nd and onward, excluding last.
2546          * This is not yet supported in MLX5, return appropriate
2547          * error message.
2548          */
2549         if (fragment_offset_spec == RTE_BE16(RTE_IPV4_HDR_MF_FLAG + 1) &&
2550             fragment_offset_last == RTE_BE16(MLX5_IPV4_FRAG_OFFSET_MASK))
2551                 return rte_flow_error_set(error, ENOTSUP,
2552                                           RTE_FLOW_ERROR_TYPE_ITEM_LAST,
2553                                           last, "match on following "
2554                                           "fragments not supported");
2555         /*
2556          * Match on fragment_offset spec 0x0001 and last 0x1fff
2557          * means MF is 0 and frag-offset is > 0.
2558          * This packet is last fragment of fragmented packet.
2559          * This is not yet supported in MLX5, return appropriate
2560          * error message.
2561          */
2562         if (fragment_offset_spec == RTE_BE16(1) &&
2563             fragment_offset_last == RTE_BE16(RTE_IPV4_HDR_OFFSET_MASK))
2564                 return rte_flow_error_set(error, ENOTSUP,
2565                                           RTE_FLOW_ERROR_TYPE_ITEM_LAST,
2566                                           last, "match on last "
2567                                           "fragment not supported");
2568         /*
2569          * Match on fragment_offset spec 0x0001 and last 0x3fff
2570          * means MF and/or frag-offset is not 0.
2571          * This is a fragmented packet.
2572          * Other range values are invalid and rejected.
2573          */
2574         if (!(fragment_offset_spec == RTE_BE16(1) &&
2575               fragment_offset_last == RTE_BE16(MLX5_IPV4_FRAG_OFFSET_MASK)))
2576                 return rte_flow_error_set(error, ENOTSUP,
2577                                           RTE_FLOW_ERROR_TYPE_ITEM_LAST, last,
2578                                           "specified range not supported");
2579         return 0;
2580 }
2581
2582 /**
2583  * Validate IPV6 fragment extension item.
2584  *
2585  * @param[in] item
2586  *   Item specification.
2587  * @param[in] item_flags
2588  *   Bit-fields that holds the items detected until now.
2589  * @param[out] error
2590  *   Pointer to error structure.
2591  *
2592  * @return
2593  *   0 on success, a negative errno value otherwise and rte_errno is set.
2594  */
2595 static int
2596 flow_dv_validate_item_ipv6_frag_ext(const struct rte_flow_item *item,
2597                                     uint64_t item_flags,
2598                                     struct rte_flow_error *error)
2599 {
2600         const struct rte_flow_item_ipv6_frag_ext *spec = item->spec;
2601         const struct rte_flow_item_ipv6_frag_ext *last = item->last;
2602         const struct rte_flow_item_ipv6_frag_ext *mask = item->mask;
2603         rte_be16_t frag_data_spec = 0;
2604         rte_be16_t frag_data_last = 0;
2605         const int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
2606         const uint64_t l4m = tunnel ? MLX5_FLOW_LAYER_INNER_L4 :
2607                                       MLX5_FLOW_LAYER_OUTER_L4;
2608         int ret = 0;
2609         struct rte_flow_item_ipv6_frag_ext nic_mask = {
2610                 .hdr = {
2611                         .next_header = 0xff,
2612                         .frag_data = RTE_BE16(0xffff),
2613                 },
2614         };
2615
2616         if (item_flags & l4m)
2617                 return rte_flow_error_set(error, EINVAL,
2618                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2619                                           "ipv6 fragment extension item cannot "
2620                                           "follow L4 item.");
2621         if ((tunnel && !(item_flags & MLX5_FLOW_LAYER_INNER_L3_IPV6)) ||
2622             (!tunnel && !(item_flags & MLX5_FLOW_LAYER_OUTER_L3_IPV6)))
2623                 return rte_flow_error_set(error, EINVAL,
2624                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2625                                           "ipv6 fragment extension item must "
2626                                           "follow ipv6 item");
2627         if (spec && mask)
2628                 frag_data_spec = spec->hdr.frag_data & mask->hdr.frag_data;
2629         if (!frag_data_spec)
2630                 return 0;
2631         /*
2632          * spec and mask are valid, enforce using full mask to make sure the
2633          * complete value is used correctly.
2634          */
2635         if ((mask->hdr.frag_data & RTE_BE16(RTE_IPV6_FRAG_USED_MASK)) !=
2636                                 RTE_BE16(RTE_IPV6_FRAG_USED_MASK))
2637                 return rte_flow_error_set(error, EINVAL,
2638                                           RTE_FLOW_ERROR_TYPE_ITEM_MASK,
2639                                           item, "must use full mask for"
2640                                           " frag_data");
2641         /*
2642          * Match on frag_data 0x00001 means M is 1 and frag-offset is 0.
2643          * This is 1st fragment of fragmented packet.
2644          */
2645         if (frag_data_spec == RTE_BE16(RTE_IPV6_EHDR_MF_MASK))
2646                 return rte_flow_error_set(error, ENOTSUP,
2647                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2648                                           "match on first fragment not "
2649                                           "supported");
2650         if (frag_data_spec && !last)
2651                 return rte_flow_error_set(error, EINVAL,
2652                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
2653                                           "specified value not supported");
2654         ret = mlx5_flow_item_acceptable
2655                                 (item, (const uint8_t *)mask,
2656                                  (const uint8_t *)&nic_mask,
2657                                  sizeof(struct rte_flow_item_ipv6_frag_ext),
2658                                  MLX5_ITEM_RANGE_ACCEPTED, error);
2659         if (ret)
2660                 return ret;
2661         /* spec and last are valid, validate the specified range. */
2662         frag_data_last = last->hdr.frag_data & mask->hdr.frag_data;
2663         /*
2664          * Match on frag_data spec 0x0009 and last 0xfff9
2665          * means M is 1 and frag-offset is > 0.
2666          * This packet is fragment 2nd and onward, excluding last.
2667          * This is not yet supported in MLX5, return appropriate
2668          * error message.
2669          */
2670         if (frag_data_spec == RTE_BE16(RTE_IPV6_EHDR_FO_ALIGN |
2671                                        RTE_IPV6_EHDR_MF_MASK) &&
2672             frag_data_last == RTE_BE16(RTE_IPV6_FRAG_USED_MASK))
2673                 return rte_flow_error_set(error, ENOTSUP,
2674                                           RTE_FLOW_ERROR_TYPE_ITEM_LAST,
2675                                           last, "match on following "
2676                                           "fragments not supported");
2677         /*
2678          * Match on frag_data spec 0x0008 and last 0xfff8
2679          * means M is 0 and frag-offset is > 0.
2680          * This packet is last fragment of fragmented packet.
2681          * This is not yet supported in MLX5, return appropriate
2682          * error message.
2683          */
2684         if (frag_data_spec == RTE_BE16(RTE_IPV6_EHDR_FO_ALIGN) &&
2685             frag_data_last == RTE_BE16(RTE_IPV6_EHDR_FO_MASK))
2686                 return rte_flow_error_set(error, ENOTSUP,
2687                                           RTE_FLOW_ERROR_TYPE_ITEM_LAST,
2688                                           last, "match on last "
2689                                           "fragment not supported");
2690         /* Other range values are invalid and rejected. */
2691         return rte_flow_error_set(error, EINVAL,
2692                                   RTE_FLOW_ERROR_TYPE_ITEM_LAST, last,
2693                                   "specified range not supported");
2694 }
2695
2696 /*
2697  * Validate ASO CT item.
2698  *
2699  * @param[in] dev
2700  *   Pointer to the rte_eth_dev structure.
2701  * @param[in] item
2702  *   Item specification.
2703  * @param[in] item_flags
2704  *   Pointer to bit-fields that holds the items detected until now.
2705  * @param[out] error
2706  *   Pointer to error structure.
2707  *
2708  * @return
2709  *   0 on success, a negative errno value otherwise and rte_errno is set.
2710  */
2711 static int
2712 flow_dv_validate_item_aso_ct(struct rte_eth_dev *dev,
2713                              const struct rte_flow_item *item,
2714                              uint64_t *item_flags,
2715                              struct rte_flow_error *error)
2716 {
2717         const struct rte_flow_item_conntrack *spec = item->spec;
2718         const struct rte_flow_item_conntrack *mask = item->mask;
2719         RTE_SET_USED(dev);
2720         uint32_t flags;
2721
2722         if (*item_flags & MLX5_FLOW_LAYER_ASO_CT)
2723                 return rte_flow_error_set(error, EINVAL,
2724                                           RTE_FLOW_ERROR_TYPE_ITEM, NULL,
2725                                           "Only one CT is supported");
2726         if (!mask)
2727                 mask = &rte_flow_item_conntrack_mask;
2728         flags = spec->flags & mask->flags;
2729         if ((flags & RTE_FLOW_CONNTRACK_PKT_STATE_VALID) &&
2730             ((flags & RTE_FLOW_CONNTRACK_PKT_STATE_INVALID) ||
2731              (flags & RTE_FLOW_CONNTRACK_PKT_STATE_BAD) ||
2732              (flags & RTE_FLOW_CONNTRACK_PKT_STATE_DISABLED)))
2733                 return rte_flow_error_set(error, EINVAL,
2734                                           RTE_FLOW_ERROR_TYPE_ITEM, NULL,
2735                                           "Conflict status bits");
2736         /* State change also needs to be considered. */
2737         *item_flags |= MLX5_FLOW_LAYER_ASO_CT;
2738         return 0;
2739 }
2740
2741 /**
2742  * Validate the pop VLAN action.
2743  *
2744  * @param[in] dev
2745  *   Pointer to the rte_eth_dev structure.
2746  * @param[in] action_flags
2747  *   Holds the actions detected until now.
2748  * @param[in] action
2749  *   Pointer to the pop vlan action.
2750  * @param[in] item_flags
2751  *   The items found in this flow rule.
2752  * @param[in] attr
2753  *   Pointer to flow attributes.
2754  * @param[out] error
2755  *   Pointer to error structure.
2756  *
2757  * @return
2758  *   0 on success, a negative errno value otherwise and rte_errno is set.
2759  */
2760 static int
2761 flow_dv_validate_action_pop_vlan(struct rte_eth_dev *dev,
2762                                  uint64_t action_flags,
2763                                  const struct rte_flow_action *action,
2764                                  uint64_t item_flags,
2765                                  const struct rte_flow_attr *attr,
2766                                  struct rte_flow_error *error)
2767 {
2768         const struct mlx5_priv *priv = dev->data->dev_private;
2769         struct mlx5_dev_ctx_shared *sh = priv->sh;
2770         bool direction_error = false;
2771
2772         if (!priv->sh->pop_vlan_action)
2773                 return rte_flow_error_set(error, ENOTSUP,
2774                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2775                                           NULL,
2776                                           "pop vlan action is not supported");
2777         /* Pop VLAN is not supported in egress except for CX6 FDB mode. */
2778         if (attr->transfer) {
2779                 bool fdb_tx = priv->representor_id != UINT16_MAX;
2780                 bool is_cx5 = sh->steering_format_version ==
2781                     MLX5_STEERING_LOGIC_FORMAT_CONNECTX_5;
2782
2783                 if (fdb_tx && is_cx5)
2784                         direction_error = true;
2785         } else if (attr->egress) {
2786                 direction_error = true;
2787         }
2788         if (direction_error)
2789                 return rte_flow_error_set(error, ENOTSUP,
2790                                           RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
2791                                           NULL,
2792                                           "pop vlan action not supported for egress");
2793         if (action_flags & MLX5_FLOW_VLAN_ACTIONS)
2794                 return rte_flow_error_set(error, ENOTSUP,
2795                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
2796                                           "no support for multiple VLAN "
2797                                           "actions");
2798         /* Pop VLAN with preceding Decap requires inner header with VLAN. */
2799         if ((action_flags & MLX5_FLOW_ACTION_DECAP) &&
2800             !(item_flags & MLX5_FLOW_LAYER_INNER_VLAN))
2801                 return rte_flow_error_set(error, ENOTSUP,
2802                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2803                                           NULL,
2804                                           "cannot pop vlan after decap without "
2805                                           "match on inner vlan in the flow");
2806         /* Pop VLAN without preceding Decap requires outer header with VLAN. */
2807         if (!(action_flags & MLX5_FLOW_ACTION_DECAP) &&
2808             !(item_flags & MLX5_FLOW_LAYER_OUTER_VLAN))
2809                 return rte_flow_error_set(error, ENOTSUP,
2810                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2811                                           NULL,
2812                                           "cannot pop vlan without a "
2813                                           "match on (outer) vlan in the flow");
2814         if (action_flags & MLX5_FLOW_ACTION_PORT_ID)
2815                 return rte_flow_error_set(error, EINVAL,
2816                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
2817                                           "wrong action order, port_id should "
2818                                           "be after pop VLAN action");
2819         if (!attr->transfer && priv->representor)
2820                 return rte_flow_error_set(error, ENOTSUP,
2821                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2822                                           "pop vlan action for VF representor "
2823                                           "not supported on NIC table");
2824         return 0;
2825 }
2826
2827 /**
2828  * Get VLAN default info from vlan match info.
2829  *
2830  * @param[in] items
2831  *   the list of item specifications.
2832  * @param[out] vlan
2833  *   pointer VLAN info to fill to.
2834  *
2835  * @return
2836  *   0 on success, a negative errno value otherwise and rte_errno is set.
2837  */
2838 static void
2839 flow_dev_get_vlan_info_from_items(const struct rte_flow_item *items,
2840                                   struct rte_vlan_hdr *vlan)
2841 {
2842         const struct rte_flow_item_vlan nic_mask = {
2843                 .tci = RTE_BE16(MLX5DV_FLOW_VLAN_PCP_MASK |
2844                                 MLX5DV_FLOW_VLAN_VID_MASK),
2845                 .inner_type = RTE_BE16(0xffff),
2846         };
2847
2848         if (items == NULL)
2849                 return;
2850         for (; items->type != RTE_FLOW_ITEM_TYPE_END; items++) {
2851                 int type = items->type;
2852
2853                 if (type == RTE_FLOW_ITEM_TYPE_VLAN ||
2854                     type == MLX5_RTE_FLOW_ITEM_TYPE_VLAN)
2855                         break;
2856         }
2857         if (items->type != RTE_FLOW_ITEM_TYPE_END) {
2858                 const struct rte_flow_item_vlan *vlan_m = items->mask;
2859                 const struct rte_flow_item_vlan *vlan_v = items->spec;
2860
2861                 /* If VLAN item in pattern doesn't contain data, return here. */
2862                 if (!vlan_v)
2863                         return;
2864                 if (!vlan_m)
2865                         vlan_m = &nic_mask;
2866                 /* Only full match values are accepted */
2867                 if ((vlan_m->tci & MLX5DV_FLOW_VLAN_PCP_MASK_BE) ==
2868                      MLX5DV_FLOW_VLAN_PCP_MASK_BE) {
2869                         vlan->vlan_tci &= ~MLX5DV_FLOW_VLAN_PCP_MASK;
2870                         vlan->vlan_tci |=
2871                                 rte_be_to_cpu_16(vlan_v->tci &
2872                                                  MLX5DV_FLOW_VLAN_PCP_MASK_BE);
2873                 }
2874                 if ((vlan_m->tci & MLX5DV_FLOW_VLAN_VID_MASK_BE) ==
2875                      MLX5DV_FLOW_VLAN_VID_MASK_BE) {
2876                         vlan->vlan_tci &= ~MLX5DV_FLOW_VLAN_VID_MASK;
2877                         vlan->vlan_tci |=
2878                                 rte_be_to_cpu_16(vlan_v->tci &
2879                                                  MLX5DV_FLOW_VLAN_VID_MASK_BE);
2880                 }
2881                 if (vlan_m->inner_type == nic_mask.inner_type)
2882                         vlan->eth_proto = rte_be_to_cpu_16(vlan_v->inner_type &
2883                                                            vlan_m->inner_type);
2884         }
2885 }
2886
2887 /**
2888  * Validate the push VLAN action.
2889  *
2890  * @param[in] dev
2891  *   Pointer to the rte_eth_dev structure.
2892  * @param[in] action_flags
2893  *   Holds the actions detected until now.
2894  * @param[in] item_flags
2895  *   The items found in this flow rule.
2896  * @param[in] action
2897  *   Pointer to the action structure.
2898  * @param[in] attr
2899  *   Pointer to flow attributes
2900  * @param[out] error
2901  *   Pointer to error structure.
2902  *
2903  * @return
2904  *   0 on success, a negative errno value otherwise and rte_errno is set.
2905  */
2906 static int
2907 flow_dv_validate_action_push_vlan(struct rte_eth_dev *dev,
2908                                   uint64_t action_flags,
2909                                   const struct rte_flow_item_vlan *vlan_m,
2910                                   const struct rte_flow_action *action,
2911                                   const struct rte_flow_attr *attr,
2912                                   struct rte_flow_error *error)
2913 {
2914         const struct rte_flow_action_of_push_vlan *push_vlan = action->conf;
2915         const struct mlx5_priv *priv = dev->data->dev_private;
2916         struct mlx5_dev_ctx_shared *sh = priv->sh;
2917         bool direction_error = false;
2918
2919         if (push_vlan->ethertype != RTE_BE16(RTE_ETHER_TYPE_VLAN) &&
2920             push_vlan->ethertype != RTE_BE16(RTE_ETHER_TYPE_QINQ))
2921                 return rte_flow_error_set(error, EINVAL,
2922                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
2923                                           "invalid vlan ethertype");
2924         if (action_flags & MLX5_FLOW_ACTION_PORT_ID)
2925                 return rte_flow_error_set(error, EINVAL,
2926                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
2927                                           "wrong action order, port_id should "
2928                                           "be after push VLAN");
2929         /* Push VLAN is not supported in ingress except for CX6 FDB mode. */
2930         if (attr->transfer) {
2931                 bool fdb_tx = priv->representor_id != UINT16_MAX;
2932                 bool is_cx5 = sh->steering_format_version ==
2933                     MLX5_STEERING_LOGIC_FORMAT_CONNECTX_5;
2934
2935                 if (!fdb_tx && is_cx5)
2936                         direction_error = true;
2937         } else if (attr->ingress) {
2938                 direction_error = true;
2939         }
2940         if (direction_error)
2941                 return rte_flow_error_set(error, ENOTSUP,
2942                                           RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
2943                                           NULL,
2944                                           "push vlan action not supported for ingress");
2945         if (!attr->transfer && priv->representor)
2946                 return rte_flow_error_set(error, ENOTSUP,
2947                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2948                                           "push vlan action for VF representor "
2949                                           "not supported on NIC table");
2950         if (vlan_m &&
2951             (vlan_m->tci & MLX5DV_FLOW_VLAN_PCP_MASK_BE) &&
2952             (vlan_m->tci & MLX5DV_FLOW_VLAN_PCP_MASK_BE) !=
2953                 MLX5DV_FLOW_VLAN_PCP_MASK_BE &&
2954             !(action_flags & MLX5_FLOW_ACTION_OF_SET_VLAN_PCP) &&
2955             !(mlx5_flow_find_action
2956                 (action + 1, RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP)))
2957                 return rte_flow_error_set(error, EINVAL,
2958                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
2959                                           "not full match mask on VLAN PCP and "
2960                                           "there is no of_set_vlan_pcp action, "
2961                                           "push VLAN action cannot figure out "
2962                                           "PCP value");
2963         if (vlan_m &&
2964             (vlan_m->tci & MLX5DV_FLOW_VLAN_VID_MASK_BE) &&
2965             (vlan_m->tci & MLX5DV_FLOW_VLAN_VID_MASK_BE) !=
2966                 MLX5DV_FLOW_VLAN_VID_MASK_BE &&
2967             !(action_flags & MLX5_FLOW_ACTION_OF_SET_VLAN_VID) &&
2968             !(mlx5_flow_find_action
2969                 (action + 1, RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID)))
2970                 return rte_flow_error_set(error, EINVAL,
2971                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
2972                                           "not full match mask on VLAN VID and "
2973                                           "there is no of_set_vlan_vid action, "
2974                                           "push VLAN action cannot figure out "
2975                                           "VID value");
2976         (void)attr;
2977         return 0;
2978 }
2979
2980 /**
2981  * Validate the set VLAN PCP.
2982  *
2983  * @param[in] action_flags
2984  *   Holds the actions detected until now.
2985  * @param[in] actions
2986  *   Pointer to the list of actions remaining in the flow rule.
2987  * @param[out] error
2988  *   Pointer to error structure.
2989  *
2990  * @return
2991  *   0 on success, a negative errno value otherwise and rte_errno is set.
2992  */
2993 static int
2994 flow_dv_validate_action_set_vlan_pcp(uint64_t action_flags,
2995                                      const struct rte_flow_action actions[],
2996                                      struct rte_flow_error *error)
2997 {
2998         const struct rte_flow_action *action = actions;
2999         const struct rte_flow_action_of_set_vlan_pcp *conf = action->conf;
3000
3001         if (conf->vlan_pcp > 7)
3002                 return rte_flow_error_set(error, EINVAL,
3003                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3004                                           "VLAN PCP value is too big");
3005         if (!(action_flags & MLX5_FLOW_ACTION_OF_PUSH_VLAN))
3006                 return rte_flow_error_set(error, ENOTSUP,
3007                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3008                                           "set VLAN PCP action must follow "
3009                                           "the push VLAN action");
3010         if (action_flags & MLX5_FLOW_ACTION_OF_SET_VLAN_PCP)
3011                 return rte_flow_error_set(error, ENOTSUP,
3012                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3013                                           "Multiple VLAN PCP modification are "
3014                                           "not supported");
3015         if (action_flags & MLX5_FLOW_ACTION_PORT_ID)
3016                 return rte_flow_error_set(error, EINVAL,
3017                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3018                                           "wrong action order, port_id should "
3019                                           "be after set VLAN PCP");
3020         return 0;
3021 }
3022
3023 /**
3024  * Validate the set VLAN VID.
3025  *
3026  * @param[in] item_flags
3027  *   Holds the items detected in this rule.
3028  * @param[in] action_flags
3029  *   Holds the actions detected until now.
3030  * @param[in] actions
3031  *   Pointer to the list of actions remaining in the flow rule.
3032  * @param[out] error
3033  *   Pointer to error structure.
3034  *
3035  * @return
3036  *   0 on success, a negative errno value otherwise and rte_errno is set.
3037  */
3038 static int
3039 flow_dv_validate_action_set_vlan_vid(uint64_t item_flags,
3040                                      uint64_t action_flags,
3041                                      const struct rte_flow_action actions[],
3042                                      struct rte_flow_error *error)
3043 {
3044         const struct rte_flow_action *action = actions;
3045         const struct rte_flow_action_of_set_vlan_vid *conf = action->conf;
3046
3047         if (rte_be_to_cpu_16(conf->vlan_vid) > 0xFFE)
3048                 return rte_flow_error_set(error, EINVAL,
3049                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3050                                           "VLAN VID value is too big");
3051         if (!(action_flags & MLX5_FLOW_ACTION_OF_PUSH_VLAN) &&
3052             !(item_flags & MLX5_FLOW_LAYER_OUTER_VLAN))
3053                 return rte_flow_error_set(error, ENOTSUP,
3054                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3055                                           "set VLAN VID action must follow push"
3056                                           " VLAN action or match on VLAN item");
3057         if (action_flags & MLX5_FLOW_ACTION_OF_SET_VLAN_VID)
3058                 return rte_flow_error_set(error, ENOTSUP,
3059                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3060                                           "Multiple VLAN VID modifications are "
3061                                           "not supported");
3062         if (action_flags & MLX5_FLOW_ACTION_PORT_ID)
3063                 return rte_flow_error_set(error, EINVAL,
3064                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3065                                           "wrong action order, port_id should "
3066                                           "be after set VLAN VID");
3067         return 0;
3068 }
3069
3070 /*
3071  * Validate the FLAG action.
3072  *
3073  * @param[in] dev
3074  *   Pointer to the rte_eth_dev structure.
3075  * @param[in] action_flags
3076  *   Holds the actions detected until now.
3077  * @param[in] attr
3078  *   Pointer to flow attributes
3079  * @param[out] error
3080  *   Pointer to error structure.
3081  *
3082  * @return
3083  *   0 on success, a negative errno value otherwise and rte_errno is set.
3084  */
3085 static int
3086 flow_dv_validate_action_flag(struct rte_eth_dev *dev,
3087                              uint64_t action_flags,
3088                              const struct rte_flow_attr *attr,
3089                              struct rte_flow_error *error)
3090 {
3091         struct mlx5_priv *priv = dev->data->dev_private;
3092         struct mlx5_dev_config *config = &priv->config;
3093         int ret;
3094
3095         /* Fall back if no extended metadata register support. */
3096         if (config->dv_xmeta_en == MLX5_XMETA_MODE_LEGACY)
3097                 return mlx5_flow_validate_action_flag(action_flags, attr,
3098                                                       error);
3099         /* Extensive metadata mode requires registers. */
3100         if (!mlx5_flow_ext_mreg_supported(dev))
3101                 return rte_flow_error_set(error, ENOTSUP,
3102                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3103                                           "no metadata registers "
3104                                           "to support flag action");
3105         if (!(priv->sh->dv_mark_mask & MLX5_FLOW_MARK_DEFAULT))
3106                 return rte_flow_error_set(error, ENOTSUP,
3107                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3108                                           "extended metadata register"
3109                                           " isn't available");
3110         ret = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK, 0, error);
3111         if (ret < 0)
3112                 return ret;
3113         MLX5_ASSERT(ret > 0);
3114         if (action_flags & MLX5_FLOW_ACTION_MARK)
3115                 return rte_flow_error_set(error, EINVAL,
3116                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3117                                           "can't mark and flag in same flow");
3118         if (action_flags & MLX5_FLOW_ACTION_FLAG)
3119                 return rte_flow_error_set(error, EINVAL,
3120                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3121                                           "can't have 2 flag"
3122                                           " actions in same flow");
3123         return 0;
3124 }
3125
3126 /**
3127  * Validate MARK action.
3128  *
3129  * @param[in] dev
3130  *   Pointer to the rte_eth_dev structure.
3131  * @param[in] action
3132  *   Pointer to action.
3133  * @param[in] action_flags
3134  *   Holds the actions detected until now.
3135  * @param[in] attr
3136  *   Pointer to flow attributes
3137  * @param[out] error
3138  *   Pointer to error structure.
3139  *
3140  * @return
3141  *   0 on success, a negative errno value otherwise and rte_errno is set.
3142  */
3143 static int
3144 flow_dv_validate_action_mark(struct rte_eth_dev *dev,
3145                              const struct rte_flow_action *action,
3146                              uint64_t action_flags,
3147                              const struct rte_flow_attr *attr,
3148                              struct rte_flow_error *error)
3149 {
3150         struct mlx5_priv *priv = dev->data->dev_private;
3151         struct mlx5_dev_config *config = &priv->config;
3152         const struct rte_flow_action_mark *mark = action->conf;
3153         int ret;
3154
3155         if (is_tunnel_offload_active(dev))
3156                 return rte_flow_error_set(error, ENOTSUP,
3157                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3158                                           "no mark action "
3159                                           "if tunnel offload active");
3160         /* Fall back if no extended metadata register support. */
3161         if (config->dv_xmeta_en == MLX5_XMETA_MODE_LEGACY)
3162                 return mlx5_flow_validate_action_mark(action, action_flags,
3163                                                       attr, error);
3164         /* Extensive metadata mode requires registers. */
3165         if (!mlx5_flow_ext_mreg_supported(dev))
3166                 return rte_flow_error_set(error, ENOTSUP,
3167                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3168                                           "no metadata registers "
3169                                           "to support mark action");
3170         if (!priv->sh->dv_mark_mask)
3171                 return rte_flow_error_set(error, ENOTSUP,
3172                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3173                                           "extended metadata register"
3174                                           " isn't available");
3175         ret = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK, 0, error);
3176         if (ret < 0)
3177                 return ret;
3178         MLX5_ASSERT(ret > 0);
3179         if (!mark)
3180                 return rte_flow_error_set(error, EINVAL,
3181                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3182                                           "configuration cannot be null");
3183         if (mark->id >= (MLX5_FLOW_MARK_MAX & priv->sh->dv_mark_mask))
3184                 return rte_flow_error_set(error, EINVAL,
3185                                           RTE_FLOW_ERROR_TYPE_ACTION_CONF,
3186                                           &mark->id,
3187                                           "mark id exceeds the limit");
3188         if (action_flags & MLX5_FLOW_ACTION_FLAG)
3189                 return rte_flow_error_set(error, EINVAL,
3190                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3191                                           "can't flag and mark in same flow");
3192         if (action_flags & MLX5_FLOW_ACTION_MARK)
3193                 return rte_flow_error_set(error, EINVAL,
3194                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3195                                           "can't have 2 mark actions in same"
3196                                           " flow");
3197         return 0;
3198 }
3199
3200 /**
3201  * Validate SET_META action.
3202  *
3203  * @param[in] dev
3204  *   Pointer to the rte_eth_dev structure.
3205  * @param[in] action
3206  *   Pointer to the action structure.
3207  * @param[in] action_flags
3208  *   Holds the actions detected until now.
3209  * @param[in] attr
3210  *   Pointer to flow attributes
3211  * @param[out] error
3212  *   Pointer to error structure.
3213  *
3214  * @return
3215  *   0 on success, a negative errno value otherwise and rte_errno is set.
3216  */
3217 static int
3218 flow_dv_validate_action_set_meta(struct rte_eth_dev *dev,
3219                                  const struct rte_flow_action *action,
3220                                  uint64_t action_flags __rte_unused,
3221                                  const struct rte_flow_attr *attr,
3222                                  struct rte_flow_error *error)
3223 {
3224         const struct rte_flow_action_set_meta *conf;
3225         uint32_t nic_mask = UINT32_MAX;
3226         int reg;
3227
3228         if (!mlx5_flow_ext_mreg_supported(dev))
3229                 return rte_flow_error_set(error, ENOTSUP,
3230                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3231                                           "extended metadata register"
3232                                           " isn't supported");
3233         reg = flow_dv_get_metadata_reg(dev, attr, error);
3234         if (reg < 0)
3235                 return reg;
3236         if (reg == REG_NON)
3237                 return rte_flow_error_set(error, ENOTSUP,
3238                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3239                                           "unavalable extended metadata register");
3240         if (reg != REG_A && reg != REG_B) {
3241                 struct mlx5_priv *priv = dev->data->dev_private;
3242
3243                 nic_mask = priv->sh->dv_meta_mask;
3244         }
3245         if (!(action->conf))
3246                 return rte_flow_error_set(error, EINVAL,
3247                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3248                                           "configuration cannot be null");
3249         conf = (const struct rte_flow_action_set_meta *)action->conf;
3250         if (!conf->mask)
3251                 return rte_flow_error_set(error, EINVAL,
3252                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3253                                           "zero mask doesn't have any effect");
3254         if (conf->mask & ~nic_mask)
3255                 return rte_flow_error_set(error, EINVAL,
3256                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3257                                           "meta data must be within reg C0");
3258         return 0;
3259 }
3260
3261 /**
3262  * Validate SET_TAG action.
3263  *
3264  * @param[in] dev
3265  *   Pointer to the rte_eth_dev structure.
3266  * @param[in] action
3267  *   Pointer to the action structure.
3268  * @param[in] action_flags
3269  *   Holds the actions detected until now.
3270  * @param[in] attr
3271  *   Pointer to flow attributes
3272  * @param[out] error
3273  *   Pointer to error structure.
3274  *
3275  * @return
3276  *   0 on success, a negative errno value otherwise and rte_errno is set.
3277  */
3278 static int
3279 flow_dv_validate_action_set_tag(struct rte_eth_dev *dev,
3280                                 const struct rte_flow_action *action,
3281                                 uint64_t action_flags,
3282                                 const struct rte_flow_attr *attr,
3283                                 struct rte_flow_error *error)
3284 {
3285         const struct rte_flow_action_set_tag *conf;
3286         const uint64_t terminal_action_flags =
3287                 MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_QUEUE |
3288                 MLX5_FLOW_ACTION_RSS;
3289         int ret;
3290
3291         if (!mlx5_flow_ext_mreg_supported(dev))
3292                 return rte_flow_error_set(error, ENOTSUP,
3293                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3294                                           "extensive metadata register"
3295                                           " isn't supported");
3296         if (!(action->conf))
3297                 return rte_flow_error_set(error, EINVAL,
3298                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3299                                           "configuration cannot be null");
3300         conf = (const struct rte_flow_action_set_tag *)action->conf;
3301         if (!conf->mask)
3302                 return rte_flow_error_set(error, EINVAL,
3303                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3304                                           "zero mask doesn't have any effect");
3305         ret = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, conf->index, error);
3306         if (ret < 0)
3307                 return ret;
3308         if (!attr->transfer && attr->ingress &&
3309             (action_flags & terminal_action_flags))
3310                 return rte_flow_error_set(error, EINVAL,
3311                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3312                                           "set_tag has no effect"
3313                                           " with terminal actions");
3314         return 0;
3315 }
3316
3317 /**
3318  * Check if action counter is shared by either old or new mechanism.
3319  *
3320  * @param[in] action
3321  *   Pointer to the action structure.
3322  *
3323  * @return
3324  *   True when counter is shared, false otherwise.
3325  */
3326 static inline bool
3327 is_shared_action_count(const struct rte_flow_action *action)
3328 {
3329         const struct rte_flow_action_count *count =
3330                         (const struct rte_flow_action_count *)action->conf;
3331
3332         if ((int)action->type == MLX5_RTE_FLOW_ACTION_TYPE_COUNT)
3333                 return true;
3334         return !!(count && count->shared);
3335 }
3336
3337 /**
3338  * Validate count action.
3339  *
3340  * @param[in] dev
3341  *   Pointer to rte_eth_dev structure.
3342  * @param[in] shared
3343  *   Indicator if action is shared.
3344  * @param[in] action_flags
3345  *   Holds the actions detected until now.
3346  * @param[out] error
3347  *   Pointer to error structure.
3348  *
3349  * @return
3350  *   0 on success, a negative errno value otherwise and rte_errno is set.
3351  */
3352 static int
3353 flow_dv_validate_action_count(struct rte_eth_dev *dev, bool shared,
3354                               uint64_t action_flags,
3355                               struct rte_flow_error *error)
3356 {
3357         struct mlx5_priv *priv = dev->data->dev_private;
3358
3359         if (!priv->config.devx)
3360                 goto notsup_err;
3361         if (action_flags & MLX5_FLOW_ACTION_COUNT)
3362                 return rte_flow_error_set(error, EINVAL,
3363                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3364                                           "duplicate count actions set");
3365         if (shared && (action_flags & MLX5_FLOW_ACTION_AGE) &&
3366             !priv->sh->flow_hit_aso_en)
3367                 return rte_flow_error_set(error, EINVAL,
3368                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3369                                           "old age and shared count combination is not supported");
3370 #ifdef HAVE_IBV_FLOW_DEVX_COUNTERS
3371         return 0;
3372 #endif
3373 notsup_err:
3374         return rte_flow_error_set
3375                       (error, ENOTSUP,
3376                        RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
3377                        NULL,
3378                        "count action not supported");
3379 }
3380
3381 /**
3382  * Validate the L2 encap action.
3383  *
3384  * @param[in] dev
3385  *   Pointer to the rte_eth_dev structure.
3386  * @param[in] action_flags
3387  *   Holds the actions detected until now.
3388  * @param[in] action
3389  *   Pointer to the action structure.
3390  * @param[in] attr
3391  *   Pointer to flow attributes.
3392  * @param[out] error
3393  *   Pointer to error structure.
3394  *
3395  * @return
3396  *   0 on success, a negative errno value otherwise and rte_errno is set.
3397  */
3398 static int
3399 flow_dv_validate_action_l2_encap(struct rte_eth_dev *dev,
3400                                  uint64_t action_flags,
3401                                  const struct rte_flow_action *action,
3402                                  const struct rte_flow_attr *attr,
3403                                  struct rte_flow_error *error)
3404 {
3405         const struct mlx5_priv *priv = dev->data->dev_private;
3406
3407         if (!(action->conf))
3408                 return rte_flow_error_set(error, EINVAL,
3409                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
3410                                           "configuration cannot be null");
3411         if (action_flags & MLX5_FLOW_ACTION_ENCAP)
3412                 return rte_flow_error_set(error, EINVAL,
3413                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3414                                           "can only have a single encap action "
3415                                           "in a flow");
3416         if (!attr->transfer && priv->representor)
3417                 return rte_flow_error_set(error, ENOTSUP,
3418                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3419                                           "encap action for VF representor "
3420                                           "not supported on NIC table");
3421         return 0;
3422 }
3423
3424 /**
3425  * Validate a decap action.
3426  *
3427  * @param[in] dev
3428  *   Pointer to the rte_eth_dev structure.
3429  * @param[in] action_flags
3430  *   Holds the actions detected until now.
3431  * @param[in] action
3432  *   Pointer to the action structure.
3433  * @param[in] item_flags
3434  *   Holds the items detected.
3435  * @param[in] attr
3436  *   Pointer to flow attributes
3437  * @param[out] error
3438  *   Pointer to error structure.
3439  *
3440  * @return
3441  *   0 on success, a negative errno value otherwise and rte_errno is set.
3442  */
3443 static int
3444 flow_dv_validate_action_decap(struct rte_eth_dev *dev,
3445                               uint64_t action_flags,
3446                               const struct rte_flow_action *action,
3447                               const uint64_t item_flags,
3448                               const struct rte_flow_attr *attr,
3449                               struct rte_flow_error *error)
3450 {
3451         const struct mlx5_priv *priv = dev->data->dev_private;
3452
3453         if (priv->config.hca_attr.scatter_fcs_w_decap_disable &&
3454             !priv->config.decap_en)
3455                 return rte_flow_error_set(error, ENOTSUP,
3456                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3457                                           "decap is not enabled");
3458         if (action_flags & MLX5_FLOW_XCAP_ACTIONS)
3459                 return rte_flow_error_set(error, ENOTSUP,
3460                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3461                                           action_flags &
3462                                           MLX5_FLOW_ACTION_DECAP ? "can only "
3463                                           "have a single decap action" : "decap "
3464                                           "after encap is not supported");
3465         if (action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS)
3466                 return rte_flow_error_set(error, EINVAL,
3467                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3468                                           "can't have decap action after"
3469                                           " modify action");
3470         if (attr->egress)
3471                 return rte_flow_error_set(error, ENOTSUP,
3472                                           RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
3473                                           NULL,
3474                                           "decap action not supported for "
3475                                           "egress");
3476         if (!attr->transfer && priv->representor)
3477                 return rte_flow_error_set(error, ENOTSUP,
3478                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3479                                           "decap action for VF representor "
3480                                           "not supported on NIC table");
3481         if (action->type == RTE_FLOW_ACTION_TYPE_VXLAN_DECAP &&
3482             !(item_flags & MLX5_FLOW_LAYER_VXLAN))
3483                 return rte_flow_error_set(error, ENOTSUP,
3484                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3485                                 "VXLAN item should be present for VXLAN decap");
3486         return 0;
3487 }
3488
3489 const struct rte_flow_action_raw_decap empty_decap = {.data = NULL, .size = 0,};
3490
3491 /**
3492  * Validate the raw encap and decap actions.
3493  *
3494  * @param[in] dev
3495  *   Pointer to the rte_eth_dev structure.
3496  * @param[in] decap
3497  *   Pointer to the decap action.
3498  * @param[in] encap
3499  *   Pointer to the encap action.
3500  * @param[in] attr
3501  *   Pointer to flow attributes
3502  * @param[in/out] action_flags
3503  *   Holds the actions detected until now.
3504  * @param[out] actions_n
3505  *   pointer to the number of actions counter.
3506  * @param[in] action
3507  *   Pointer to the action structure.
3508  * @param[in] item_flags
3509  *   Holds the items detected.
3510  * @param[out] error
3511  *   Pointer to error structure.
3512  *
3513  * @return
3514  *   0 on success, a negative errno value otherwise and rte_errno is set.
3515  */
3516 static int
3517 flow_dv_validate_action_raw_encap_decap
3518         (struct rte_eth_dev *dev,
3519          const struct rte_flow_action_raw_decap *decap,
3520          const struct rte_flow_action_raw_encap *encap,
3521          const struct rte_flow_attr *attr, uint64_t *action_flags,
3522          int *actions_n, const struct rte_flow_action *action,
3523          uint64_t item_flags, struct rte_flow_error *error)
3524 {
3525         const struct mlx5_priv *priv = dev->data->dev_private;
3526         int ret;
3527
3528         if (encap && (!encap->size || !encap->data))
3529                 return rte_flow_error_set(error, EINVAL,
3530                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3531                                           "raw encap data cannot be empty");
3532         if (decap && encap) {
3533                 if (decap->size <= MLX5_ENCAPSULATION_DECISION_SIZE &&
3534                     encap->size > MLX5_ENCAPSULATION_DECISION_SIZE)
3535                         /* L3 encap. */
3536                         decap = NULL;
3537                 else if (encap->size <=
3538                            MLX5_ENCAPSULATION_DECISION_SIZE &&
3539                            decap->size >
3540                            MLX5_ENCAPSULATION_DECISION_SIZE)
3541                         /* L3 decap. */
3542                         encap = NULL;
3543                 else if (encap->size >
3544                            MLX5_ENCAPSULATION_DECISION_SIZE &&
3545                            decap->size >
3546                            MLX5_ENCAPSULATION_DECISION_SIZE)
3547                         /* 2 L2 actions: encap and decap. */
3548                         ;
3549                 else
3550                         return rte_flow_error_set(error,
3551                                 ENOTSUP,
3552                                 RTE_FLOW_ERROR_TYPE_ACTION,
3553                                 NULL, "unsupported too small "
3554                                 "raw decap and too small raw "
3555                                 "encap combination");
3556         }
3557         if (decap) {
3558                 ret = flow_dv_validate_action_decap(dev, *action_flags, action,
3559                                                     item_flags, attr, error);
3560                 if (ret < 0)
3561                         return ret;
3562                 *action_flags |= MLX5_FLOW_ACTION_DECAP;
3563                 ++(*actions_n);
3564         }
3565         if (encap) {
3566                 if (encap->size <= MLX5_ENCAPSULATION_DECISION_SIZE)
3567                         return rte_flow_error_set(error, ENOTSUP,
3568                                                   RTE_FLOW_ERROR_TYPE_ACTION,
3569                                                   NULL,
3570                                                   "small raw encap size");
3571                 if (*action_flags & MLX5_FLOW_ACTION_ENCAP)
3572                         return rte_flow_error_set(error, EINVAL,
3573                                                   RTE_FLOW_ERROR_TYPE_ACTION,
3574                                                   NULL,
3575                                                   "more than one encap action");
3576                 if (!attr->transfer && priv->representor)
3577                         return rte_flow_error_set
3578                                         (error, ENOTSUP,
3579                                          RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3580                                          "encap action for VF representor "
3581                                          "not supported on NIC table");
3582                 *action_flags |= MLX5_FLOW_ACTION_ENCAP;
3583                 ++(*actions_n);
3584         }
3585         return 0;
3586 }
3587
3588 /*
3589  * Validate the ASO CT action.
3590  *
3591  * @param[in] dev
3592  *   Pointer to the rte_eth_dev structure.
3593  * @param[in] action_flags
3594  *   Holds the actions detected until now.
3595  * @param[in] item_flags
3596  *   The items found in this flow rule.
3597  * @param[in] attr
3598  *   Pointer to flow attributes.
3599  * @param[out] error
3600  *   Pointer to error structure.
3601  *
3602  * @return
3603  *   0 on success, a negative errno value otherwise and rte_errno is set.
3604  */
3605 static int
3606 flow_dv_validate_action_aso_ct(struct rte_eth_dev *dev,
3607                                uint64_t action_flags,
3608                                uint64_t item_flags,
3609                                const struct rte_flow_attr *attr,
3610                                struct rte_flow_error *error)
3611 {
3612         RTE_SET_USED(dev);
3613
3614         if (attr->group == 0 && !attr->transfer)
3615                 return rte_flow_error_set(error, ENOTSUP,
3616                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
3617                                           NULL,
3618                                           "Only support non-root table");
3619         if (action_flags & MLX5_FLOW_FATE_ACTIONS)
3620                 return rte_flow_error_set(error, ENOTSUP,
3621                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3622                                           "CT cannot follow a fate action");
3623         if ((action_flags & MLX5_FLOW_ACTION_METER) ||
3624             (action_flags & MLX5_FLOW_ACTION_AGE))
3625                 return rte_flow_error_set(error, EINVAL,
3626                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3627                                           "Only one ASO action is supported");
3628         if (action_flags & MLX5_FLOW_ACTION_ENCAP)
3629                 return rte_flow_error_set(error, EINVAL,
3630                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
3631                                           "Encap cannot exist before CT");
3632         if (!(item_flags & MLX5_FLOW_LAYER_OUTER_L4_TCP))
3633                 return rte_flow_error_set(error, EINVAL,
3634                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3635                                           "Not a outer TCP packet");
3636         return 0;
3637 }
3638
3639 int
3640 flow_dv_encap_decap_match_cb(void *tool_ctx __rte_unused,
3641                              struct mlx5_list_entry *entry, void *cb_ctx)
3642 {
3643         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3644         struct mlx5_flow_dv_encap_decap_resource *ctx_resource = ctx->data;
3645         struct mlx5_flow_dv_encap_decap_resource *resource;
3646
3647         resource = container_of(entry, struct mlx5_flow_dv_encap_decap_resource,
3648                                 entry);
3649         if (resource->reformat_type == ctx_resource->reformat_type &&
3650             resource->ft_type == ctx_resource->ft_type &&
3651             resource->flags == ctx_resource->flags &&
3652             resource->size == ctx_resource->size &&
3653             !memcmp((const void *)resource->buf,
3654                     (const void *)ctx_resource->buf,
3655                     resource->size))
3656                 return 0;
3657         return -1;
3658 }
3659
3660 struct mlx5_list_entry *
3661 flow_dv_encap_decap_create_cb(void *tool_ctx, void *cb_ctx)
3662 {
3663         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3664         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3665         struct mlx5dv_dr_domain *domain;
3666         struct mlx5_flow_dv_encap_decap_resource *ctx_resource = ctx->data;
3667         struct mlx5_flow_dv_encap_decap_resource *resource;
3668         uint32_t idx;
3669         int ret;
3670
3671         if (ctx_resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_FDB)
3672                 domain = sh->fdb_domain;
3673         else if (ctx_resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_NIC_RX)
3674                 domain = sh->rx_domain;
3675         else
3676                 domain = sh->tx_domain;
3677         /* Register new encap/decap resource. */
3678         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_DECAP_ENCAP], &idx);
3679         if (!resource) {
3680                 rte_flow_error_set(ctx->error, ENOMEM,
3681                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3682                                    "cannot allocate resource memory");
3683                 return NULL;
3684         }
3685         *resource = *ctx_resource;
3686         resource->idx = idx;
3687         ret = mlx5_flow_os_create_flow_action_packet_reformat(sh->ctx, domain,
3688                                                               resource,
3689                                                              &resource->action);
3690         if (ret) {
3691                 mlx5_ipool_free(sh->ipool[MLX5_IPOOL_DECAP_ENCAP], idx);
3692                 rte_flow_error_set(ctx->error, ENOMEM,
3693                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
3694                                    NULL, "cannot create action");
3695                 return NULL;
3696         }
3697
3698         return &resource->entry;
3699 }
3700
3701 struct mlx5_list_entry *
3702 flow_dv_encap_decap_clone_cb(void *tool_ctx, struct mlx5_list_entry *oentry,
3703                              void *cb_ctx)
3704 {
3705         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3706         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3707         struct mlx5_flow_dv_encap_decap_resource *cache_resource;
3708         uint32_t idx;
3709
3710         cache_resource = mlx5_ipool_malloc(sh->ipool[MLX5_IPOOL_DECAP_ENCAP],
3711                                            &idx);
3712         if (!cache_resource) {
3713                 rte_flow_error_set(ctx->error, ENOMEM,
3714                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3715                                    "cannot allocate resource memory");
3716                 return NULL;
3717         }
3718         memcpy(cache_resource, oentry, sizeof(*cache_resource));
3719         cache_resource->idx = idx;
3720         return &cache_resource->entry;
3721 }
3722
3723 void
3724 flow_dv_encap_decap_clone_free_cb(void *tool_ctx, struct mlx5_list_entry *entry)
3725 {
3726         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3727         struct mlx5_flow_dv_encap_decap_resource *res =
3728                                        container_of(entry, typeof(*res), entry);
3729
3730         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_DECAP_ENCAP], res->idx);
3731 }
3732
3733 /**
3734  * Find existing encap/decap resource or create and register a new one.
3735  *
3736  * @param[in, out] dev
3737  *   Pointer to rte_eth_dev structure.
3738  * @param[in, out] resource
3739  *   Pointer to encap/decap resource.
3740  * @parm[in, out] dev_flow
3741  *   Pointer to the dev_flow.
3742  * @param[out] error
3743  *   pointer to error structure.
3744  *
3745  * @return
3746  *   0 on success otherwise -errno and errno is set.
3747  */
3748 static int
3749 flow_dv_encap_decap_resource_register
3750                         (struct rte_eth_dev *dev,
3751                          struct mlx5_flow_dv_encap_decap_resource *resource,
3752                          struct mlx5_flow *dev_flow,
3753                          struct rte_flow_error *error)
3754 {
3755         struct mlx5_priv *priv = dev->data->dev_private;
3756         struct mlx5_dev_ctx_shared *sh = priv->sh;
3757         struct mlx5_list_entry *entry;
3758         union {
3759                 struct {
3760                         uint32_t ft_type:8;
3761                         uint32_t refmt_type:8;
3762                         /*
3763                          * Header reformat actions can be shared between
3764                          * non-root tables. One bit to indicate non-root
3765                          * table or not.
3766                          */
3767                         uint32_t is_root:1;
3768                         uint32_t reserve:15;
3769                 };
3770                 uint32_t v32;
3771         } encap_decap_key = {
3772                 {
3773                         .ft_type = resource->ft_type,
3774                         .refmt_type = resource->reformat_type,
3775                         .is_root = !!dev_flow->dv.group,
3776                         .reserve = 0,
3777                 }
3778         };
3779         struct mlx5_flow_cb_ctx ctx = {
3780                 .error = error,
3781                 .data = resource,
3782         };
3783         struct mlx5_hlist *encaps_decaps;
3784         uint64_t key64;
3785
3786         encaps_decaps = flow_dv_hlist_prepare(sh, &sh->encaps_decaps,
3787                                 "encaps_decaps",
3788                                 MLX5_FLOW_ENCAP_DECAP_HTABLE_SZ,
3789                                 true, true, sh,
3790                                 flow_dv_encap_decap_create_cb,
3791                                 flow_dv_encap_decap_match_cb,
3792                                 flow_dv_encap_decap_remove_cb,
3793                                 flow_dv_encap_decap_clone_cb,
3794                                 flow_dv_encap_decap_clone_free_cb);
3795         if (unlikely(!encaps_decaps))
3796                 return -rte_errno;
3797         resource->flags = dev_flow->dv.group ? 0 : 1;
3798         key64 =  __rte_raw_cksum(&encap_decap_key.v32,
3799                                  sizeof(encap_decap_key.v32), 0);
3800         if (resource->reformat_type !=
3801             MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TUNNEL_TO_L2 &&
3802             resource->size)
3803                 key64 = __rte_raw_cksum(resource->buf, resource->size, key64);
3804         entry = mlx5_hlist_register(encaps_decaps, key64, &ctx);
3805         if (!entry)
3806                 return -rte_errno;
3807         resource = container_of(entry, typeof(*resource), entry);
3808         dev_flow->dv.encap_decap = resource;
3809         dev_flow->handle->dvh.rix_encap_decap = resource->idx;
3810         return 0;
3811 }
3812
3813 /**
3814  * Find existing table jump resource or create and register a new one.
3815  *
3816  * @param[in, out] dev
3817  *   Pointer to rte_eth_dev structure.
3818  * @param[in, out] tbl
3819  *   Pointer to flow table resource.
3820  * @parm[in, out] dev_flow
3821  *   Pointer to the dev_flow.
3822  * @param[out] error
3823  *   pointer to error structure.
3824  *
3825  * @return
3826  *   0 on success otherwise -errno and errno is set.
3827  */
3828 static int
3829 flow_dv_jump_tbl_resource_register
3830                         (struct rte_eth_dev *dev __rte_unused,
3831                          struct mlx5_flow_tbl_resource *tbl,
3832                          struct mlx5_flow *dev_flow,
3833                          struct rte_flow_error *error __rte_unused)
3834 {
3835         struct mlx5_flow_tbl_data_entry *tbl_data =
3836                 container_of(tbl, struct mlx5_flow_tbl_data_entry, tbl);
3837
3838         MLX5_ASSERT(tbl);
3839         MLX5_ASSERT(tbl_data->jump.action);
3840         dev_flow->handle->rix_jump = tbl_data->idx;
3841         dev_flow->dv.jump = &tbl_data->jump;
3842         return 0;
3843 }
3844
3845 int
3846 flow_dv_port_id_match_cb(void *tool_ctx __rte_unused,
3847                          struct mlx5_list_entry *entry, void *cb_ctx)
3848 {
3849         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3850         struct mlx5_flow_dv_port_id_action_resource *ref = ctx->data;
3851         struct mlx5_flow_dv_port_id_action_resource *res =
3852                                        container_of(entry, typeof(*res), entry);
3853
3854         return ref->port_id != res->port_id;
3855 }
3856
3857 struct mlx5_list_entry *
3858 flow_dv_port_id_create_cb(void *tool_ctx, void *cb_ctx)
3859 {
3860         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3861         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3862         struct mlx5_flow_dv_port_id_action_resource *ref = ctx->data;
3863         struct mlx5_flow_dv_port_id_action_resource *resource;
3864         uint32_t idx;
3865         int ret;
3866
3867         /* Register new port id action resource. */
3868         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_PORT_ID], &idx);
3869         if (!resource) {
3870                 rte_flow_error_set(ctx->error, ENOMEM,
3871                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3872                                    "cannot allocate port_id action memory");
3873                 return NULL;
3874         }
3875         *resource = *ref;
3876         ret = mlx5_flow_os_create_flow_action_dest_port(sh->fdb_domain,
3877                                                         ref->port_id,
3878                                                         &resource->action);
3879         if (ret) {
3880                 mlx5_ipool_free(sh->ipool[MLX5_IPOOL_PORT_ID], idx);
3881                 rte_flow_error_set(ctx->error, ENOMEM,
3882                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3883                                    "cannot create action");
3884                 return NULL;
3885         }
3886         resource->idx = idx;
3887         return &resource->entry;
3888 }
3889
3890 struct mlx5_list_entry *
3891 flow_dv_port_id_clone_cb(void *tool_ctx,
3892                          struct mlx5_list_entry *entry __rte_unused,
3893                          void *cb_ctx)
3894 {
3895         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3896         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3897         struct mlx5_flow_dv_port_id_action_resource *resource;
3898         uint32_t idx;
3899
3900         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_PORT_ID], &idx);
3901         if (!resource) {
3902                 rte_flow_error_set(ctx->error, ENOMEM,
3903                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3904                                    "cannot allocate port_id action memory");
3905                 return NULL;
3906         }
3907         memcpy(resource, entry, sizeof(*resource));
3908         resource->idx = idx;
3909         return &resource->entry;
3910 }
3911
3912 void
3913 flow_dv_port_id_clone_free_cb(void *tool_ctx, struct mlx5_list_entry *entry)
3914 {
3915         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3916         struct mlx5_flow_dv_port_id_action_resource *resource =
3917                                   container_of(entry, typeof(*resource), entry);
3918
3919         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_PORT_ID], resource->idx);
3920 }
3921
3922 /**
3923  * Find existing table port ID resource or create and register a new one.
3924  *
3925  * @param[in, out] dev
3926  *   Pointer to rte_eth_dev structure.
3927  * @param[in, out] ref
3928  *   Pointer to port ID action resource reference.
3929  * @parm[in, out] dev_flow
3930  *   Pointer to the dev_flow.
3931  * @param[out] error
3932  *   pointer to error structure.
3933  *
3934  * @return
3935  *   0 on success otherwise -errno and errno is set.
3936  */
3937 static int
3938 flow_dv_port_id_action_resource_register
3939                         (struct rte_eth_dev *dev,
3940                          struct mlx5_flow_dv_port_id_action_resource *ref,
3941                          struct mlx5_flow *dev_flow,
3942                          struct rte_flow_error *error)
3943 {
3944         struct mlx5_priv *priv = dev->data->dev_private;
3945         struct mlx5_list_entry *entry;
3946         struct mlx5_flow_dv_port_id_action_resource *resource;
3947         struct mlx5_flow_cb_ctx ctx = {
3948                 .error = error,
3949                 .data = ref,
3950         };
3951
3952         entry = mlx5_list_register(priv->sh->port_id_action_list, &ctx);
3953         if (!entry)
3954                 return -rte_errno;
3955         resource = container_of(entry, typeof(*resource), entry);
3956         dev_flow->dv.port_id_action = resource;
3957         dev_flow->handle->rix_port_id_action = resource->idx;
3958         return 0;
3959 }
3960
3961 int
3962 flow_dv_push_vlan_match_cb(void *tool_ctx __rte_unused,
3963                            struct mlx5_list_entry *entry, void *cb_ctx)
3964 {
3965         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3966         struct mlx5_flow_dv_push_vlan_action_resource *ref = ctx->data;
3967         struct mlx5_flow_dv_push_vlan_action_resource *res =
3968                                        container_of(entry, typeof(*res), entry);
3969
3970         return ref->vlan_tag != res->vlan_tag || ref->ft_type != res->ft_type;
3971 }
3972
3973 struct mlx5_list_entry *
3974 flow_dv_push_vlan_create_cb(void *tool_ctx, void *cb_ctx)
3975 {
3976         struct mlx5_dev_ctx_shared *sh = tool_ctx;
3977         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
3978         struct mlx5_flow_dv_push_vlan_action_resource *ref = ctx->data;
3979         struct mlx5_flow_dv_push_vlan_action_resource *resource;
3980         struct mlx5dv_dr_domain *domain;
3981         uint32_t idx;
3982         int ret;
3983
3984         /* Register new port id action resource. */
3985         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_PUSH_VLAN], &idx);
3986         if (!resource) {
3987                 rte_flow_error_set(ctx->error, ENOMEM,
3988                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
3989                                    "cannot allocate push_vlan action memory");
3990                 return NULL;
3991         }
3992         *resource = *ref;
3993         if (ref->ft_type == MLX5DV_FLOW_TABLE_TYPE_FDB)
3994                 domain = sh->fdb_domain;
3995         else if (ref->ft_type == MLX5DV_FLOW_TABLE_TYPE_NIC_RX)
3996                 domain = sh->rx_domain;
3997         else
3998                 domain = sh->tx_domain;
3999         ret = mlx5_flow_os_create_flow_action_push_vlan(domain, ref->vlan_tag,
4000                                                         &resource->action);
4001         if (ret) {
4002                 mlx5_ipool_free(sh->ipool[MLX5_IPOOL_PUSH_VLAN], idx);
4003                 rte_flow_error_set(ctx->error, ENOMEM,
4004                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
4005                                    "cannot create push vlan action");
4006                 return NULL;
4007         }
4008         resource->idx = idx;
4009         return &resource->entry;
4010 }
4011
4012 struct mlx5_list_entry *
4013 flow_dv_push_vlan_clone_cb(void *tool_ctx,
4014                            struct mlx5_list_entry *entry __rte_unused,
4015                            void *cb_ctx)
4016 {
4017         struct mlx5_dev_ctx_shared *sh = tool_ctx;
4018         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
4019         struct mlx5_flow_dv_push_vlan_action_resource *resource;
4020         uint32_t idx;
4021
4022         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_PUSH_VLAN], &idx);
4023         if (!resource) {
4024                 rte_flow_error_set(ctx->error, ENOMEM,
4025                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
4026                                    "cannot allocate push_vlan action memory");
4027                 return NULL;
4028         }
4029         memcpy(resource, entry, sizeof(*resource));
4030         resource->idx = idx;
4031         return &resource->entry;
4032 }
4033
4034 void
4035 flow_dv_push_vlan_clone_free_cb(void *tool_ctx, struct mlx5_list_entry *entry)
4036 {
4037         struct mlx5_dev_ctx_shared *sh = tool_ctx;
4038         struct mlx5_flow_dv_push_vlan_action_resource *resource =
4039                                   container_of(entry, typeof(*resource), entry);
4040
4041         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_PUSH_VLAN], resource->idx);
4042 }
4043
4044 /**
4045  * Find existing push vlan resource or create and register a new one.
4046  *
4047  * @param [in, out] dev
4048  *   Pointer to rte_eth_dev structure.
4049  * @param[in, out] ref
4050  *   Pointer to port ID action resource reference.
4051  * @parm[in, out] dev_flow
4052  *   Pointer to the dev_flow.
4053  * @param[out] error
4054  *   pointer to error structure.
4055  *
4056  * @return
4057  *   0 on success otherwise -errno and errno is set.
4058  */
4059 static int
4060 flow_dv_push_vlan_action_resource_register
4061                        (struct rte_eth_dev *dev,
4062                         struct mlx5_flow_dv_push_vlan_action_resource *ref,
4063                         struct mlx5_flow *dev_flow,
4064                         struct rte_flow_error *error)
4065 {
4066         struct mlx5_priv *priv = dev->data->dev_private;
4067         struct mlx5_flow_dv_push_vlan_action_resource *resource;
4068         struct mlx5_list_entry *entry;
4069         struct mlx5_flow_cb_ctx ctx = {
4070                 .error = error,
4071                 .data = ref,
4072         };
4073
4074         entry = mlx5_list_register(priv->sh->push_vlan_action_list, &ctx);
4075         if (!entry)
4076                 return -rte_errno;
4077         resource = container_of(entry, typeof(*resource), entry);
4078
4079         dev_flow->handle->dvh.rix_push_vlan = resource->idx;
4080         dev_flow->dv.push_vlan_res = resource;
4081         return 0;
4082 }
4083
4084 /**
4085  * Get the size of specific rte_flow_item_type hdr size
4086  *
4087  * @param[in] item_type
4088  *   Tested rte_flow_item_type.
4089  *
4090  * @return
4091  *   sizeof struct item_type, 0 if void or irrelevant.
4092  */
4093 static size_t
4094 flow_dv_get_item_hdr_len(const enum rte_flow_item_type item_type)
4095 {
4096         size_t retval;
4097
4098         switch (item_type) {
4099         case RTE_FLOW_ITEM_TYPE_ETH:
4100                 retval = sizeof(struct rte_ether_hdr);
4101                 break;
4102         case RTE_FLOW_ITEM_TYPE_VLAN:
4103                 retval = sizeof(struct rte_vlan_hdr);
4104                 break;
4105         case RTE_FLOW_ITEM_TYPE_IPV4:
4106                 retval = sizeof(struct rte_ipv4_hdr);
4107                 break;
4108         case RTE_FLOW_ITEM_TYPE_IPV6:
4109                 retval = sizeof(struct rte_ipv6_hdr);
4110                 break;
4111         case RTE_FLOW_ITEM_TYPE_UDP:
4112                 retval = sizeof(struct rte_udp_hdr);
4113                 break;
4114         case RTE_FLOW_ITEM_TYPE_TCP:
4115                 retval = sizeof(struct rte_tcp_hdr);
4116                 break;
4117         case RTE_FLOW_ITEM_TYPE_VXLAN:
4118         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
4119                 retval = sizeof(struct rte_vxlan_hdr);
4120                 break;
4121         case RTE_FLOW_ITEM_TYPE_GRE:
4122         case RTE_FLOW_ITEM_TYPE_NVGRE:
4123                 retval = sizeof(struct rte_gre_hdr);
4124                 break;
4125         case RTE_FLOW_ITEM_TYPE_MPLS:
4126                 retval = sizeof(struct rte_mpls_hdr);
4127                 break;
4128         case RTE_FLOW_ITEM_TYPE_VOID: /* Fall through. */
4129         default:
4130                 retval = 0;
4131                 break;
4132         }
4133         return retval;
4134 }
4135
4136 #define MLX5_ENCAP_IPV4_VERSION         0x40
4137 #define MLX5_ENCAP_IPV4_IHL_MIN         0x05
4138 #define MLX5_ENCAP_IPV4_TTL_DEF         0x40
4139 #define MLX5_ENCAP_IPV6_VTC_FLOW        0x60000000
4140 #define MLX5_ENCAP_IPV6_HOP_LIMIT       0xff
4141 #define MLX5_ENCAP_VXLAN_FLAGS          0x08000000
4142 #define MLX5_ENCAP_VXLAN_GPE_FLAGS      0x04
4143
4144 /**
4145  * Convert the encap action data from list of rte_flow_item to raw buffer
4146  *
4147  * @param[in] items
4148  *   Pointer to rte_flow_item objects list.
4149  * @param[out] buf
4150  *   Pointer to the output buffer.
4151  * @param[out] size
4152  *   Pointer to the output buffer size.
4153  * @param[out] error
4154  *   Pointer to the error structure.
4155  *
4156  * @return
4157  *   0 on success, a negative errno value otherwise and rte_errno is set.
4158  */
4159 static int
4160 flow_dv_convert_encap_data(const struct rte_flow_item *items, uint8_t *buf,
4161                            size_t *size, struct rte_flow_error *error)
4162 {
4163         struct rte_ether_hdr *eth = NULL;
4164         struct rte_vlan_hdr *vlan = NULL;
4165         struct rte_ipv4_hdr *ipv4 = NULL;
4166         struct rte_ipv6_hdr *ipv6 = NULL;
4167         struct rte_udp_hdr *udp = NULL;
4168         struct rte_vxlan_hdr *vxlan = NULL;
4169         struct rte_vxlan_gpe_hdr *vxlan_gpe = NULL;
4170         struct rte_gre_hdr *gre = NULL;
4171         size_t len;
4172         size_t temp_size = 0;
4173
4174         if (!items)
4175                 return rte_flow_error_set(error, EINVAL,
4176                                           RTE_FLOW_ERROR_TYPE_ACTION,
4177                                           NULL, "invalid empty data");
4178         for (; items->type != RTE_FLOW_ITEM_TYPE_END; items++) {
4179                 len = flow_dv_get_item_hdr_len(items->type);
4180                 if (len + temp_size > MLX5_ENCAP_MAX_LEN)
4181                         return rte_flow_error_set(error, EINVAL,
4182                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4183                                                   (void *)items->type,
4184                                                   "items total size is too big"
4185                                                   " for encap action");
4186                 rte_memcpy((void *)&buf[temp_size], items->spec, len);
4187                 switch (items->type) {
4188                 case RTE_FLOW_ITEM_TYPE_ETH:
4189                         eth = (struct rte_ether_hdr *)&buf[temp_size];
4190                         break;
4191                 case RTE_FLOW_ITEM_TYPE_VLAN:
4192                         vlan = (struct rte_vlan_hdr *)&buf[temp_size];
4193                         if (!eth)
4194                                 return rte_flow_error_set(error, EINVAL,
4195                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4196                                                 (void *)items->type,
4197                                                 "eth header not found");
4198                         if (!eth->ether_type)
4199                                 eth->ether_type = RTE_BE16(RTE_ETHER_TYPE_VLAN);
4200                         break;
4201                 case RTE_FLOW_ITEM_TYPE_IPV4:
4202                         ipv4 = (struct rte_ipv4_hdr *)&buf[temp_size];
4203                         if (!vlan && !eth)
4204                                 return rte_flow_error_set(error, EINVAL,
4205                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4206                                                 (void *)items->type,
4207                                                 "neither eth nor vlan"
4208                                                 " header found");
4209                         if (vlan && !vlan->eth_proto)
4210                                 vlan->eth_proto = RTE_BE16(RTE_ETHER_TYPE_IPV4);
4211                         else if (eth && !eth->ether_type)
4212                                 eth->ether_type = RTE_BE16(RTE_ETHER_TYPE_IPV4);
4213                         if (!ipv4->version_ihl)
4214                                 ipv4->version_ihl = MLX5_ENCAP_IPV4_VERSION |
4215                                                     MLX5_ENCAP_IPV4_IHL_MIN;
4216                         if (!ipv4->time_to_live)
4217                                 ipv4->time_to_live = MLX5_ENCAP_IPV4_TTL_DEF;
4218                         break;
4219                 case RTE_FLOW_ITEM_TYPE_IPV6:
4220                         ipv6 = (struct rte_ipv6_hdr *)&buf[temp_size];
4221                         if (!vlan && !eth)
4222                                 return rte_flow_error_set(error, EINVAL,
4223                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4224                                                 (void *)items->type,
4225                                                 "neither eth nor vlan"
4226                                                 " header found");
4227                         if (vlan && !vlan->eth_proto)
4228                                 vlan->eth_proto = RTE_BE16(RTE_ETHER_TYPE_IPV6);
4229                         else if (eth && !eth->ether_type)
4230                                 eth->ether_type = RTE_BE16(RTE_ETHER_TYPE_IPV6);
4231                         if (!ipv6->vtc_flow)
4232                                 ipv6->vtc_flow =
4233                                         RTE_BE32(MLX5_ENCAP_IPV6_VTC_FLOW);
4234                         if (!ipv6->hop_limits)
4235                                 ipv6->hop_limits = MLX5_ENCAP_IPV6_HOP_LIMIT;
4236                         break;
4237                 case RTE_FLOW_ITEM_TYPE_UDP:
4238                         udp = (struct rte_udp_hdr *)&buf[temp_size];
4239                         if (!ipv4 && !ipv6)
4240                                 return rte_flow_error_set(error, EINVAL,
4241                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4242                                                 (void *)items->type,
4243                                                 "ip header not found");
4244                         if (ipv4 && !ipv4->next_proto_id)
4245                                 ipv4->next_proto_id = IPPROTO_UDP;
4246                         else if (ipv6 && !ipv6->proto)
4247                                 ipv6->proto = IPPROTO_UDP;
4248                         break;
4249                 case RTE_FLOW_ITEM_TYPE_VXLAN:
4250                         vxlan = (struct rte_vxlan_hdr *)&buf[temp_size];
4251                         if (!udp)
4252                                 return rte_flow_error_set(error, EINVAL,
4253                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4254                                                 (void *)items->type,
4255                                                 "udp header not found");
4256                         if (!udp->dst_port)
4257                                 udp->dst_port = RTE_BE16(MLX5_UDP_PORT_VXLAN);
4258                         if (!vxlan->vx_flags)
4259                                 vxlan->vx_flags =
4260                                         RTE_BE32(MLX5_ENCAP_VXLAN_FLAGS);
4261                         break;
4262                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
4263                         vxlan_gpe = (struct rte_vxlan_gpe_hdr *)&buf[temp_size];
4264                         if (!udp)
4265                                 return rte_flow_error_set(error, EINVAL,
4266                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4267                                                 (void *)items->type,
4268                                                 "udp header not found");
4269                         if (!vxlan_gpe->proto)
4270                                 return rte_flow_error_set(error, EINVAL,
4271                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4272                                                 (void *)items->type,
4273                                                 "next protocol not found");
4274                         if (!udp->dst_port)
4275                                 udp->dst_port =
4276                                         RTE_BE16(MLX5_UDP_PORT_VXLAN_GPE);
4277                         if (!vxlan_gpe->vx_flags)
4278                                 vxlan_gpe->vx_flags =
4279                                                 MLX5_ENCAP_VXLAN_GPE_FLAGS;
4280                         break;
4281                 case RTE_FLOW_ITEM_TYPE_GRE:
4282                 case RTE_FLOW_ITEM_TYPE_NVGRE:
4283                         gre = (struct rte_gre_hdr *)&buf[temp_size];
4284                         if (!gre->proto)
4285                                 return rte_flow_error_set(error, EINVAL,
4286                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4287                                                 (void *)items->type,
4288                                                 "next protocol not found");
4289                         if (!ipv4 && !ipv6)
4290                                 return rte_flow_error_set(error, EINVAL,
4291                                                 RTE_FLOW_ERROR_TYPE_ACTION,
4292                                                 (void *)items->type,
4293                                                 "ip header not found");
4294                         if (ipv4 && !ipv4->next_proto_id)
4295                                 ipv4->next_proto_id = IPPROTO_GRE;
4296                         else if (ipv6 && !ipv6->proto)
4297                                 ipv6->proto = IPPROTO_GRE;
4298                         break;
4299                 case RTE_FLOW_ITEM_TYPE_VOID:
4300                         break;
4301                 default:
4302                         return rte_flow_error_set(error, EINVAL,
4303                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4304                                                   (void *)items->type,
4305                                                   "unsupported item type");
4306                         break;
4307                 }
4308                 temp_size += len;
4309         }
4310         *size = temp_size;
4311         return 0;
4312 }
4313
4314 static int
4315 flow_dv_zero_encap_udp_csum(void *data, struct rte_flow_error *error)
4316 {
4317         struct rte_ether_hdr *eth = NULL;
4318         struct rte_vlan_hdr *vlan = NULL;
4319         struct rte_ipv6_hdr *ipv6 = NULL;
4320         struct rte_udp_hdr *udp = NULL;
4321         char *next_hdr;
4322         uint16_t proto;
4323
4324         eth = (struct rte_ether_hdr *)data;
4325         next_hdr = (char *)(eth + 1);
4326         proto = RTE_BE16(eth->ether_type);
4327
4328         /* VLAN skipping */
4329         while (proto == RTE_ETHER_TYPE_VLAN || proto == RTE_ETHER_TYPE_QINQ) {
4330                 vlan = (struct rte_vlan_hdr *)next_hdr;
4331                 proto = RTE_BE16(vlan->eth_proto);
4332                 next_hdr += sizeof(struct rte_vlan_hdr);
4333         }
4334
4335         /* HW calculates IPv4 csum. no need to proceed */
4336         if (proto == RTE_ETHER_TYPE_IPV4)
4337                 return 0;
4338
4339         /* non IPv4/IPv6 header. not supported */
4340         if (proto != RTE_ETHER_TYPE_IPV6) {
4341                 return rte_flow_error_set(error, ENOTSUP,
4342                                           RTE_FLOW_ERROR_TYPE_ACTION,
4343                                           NULL, "Cannot offload non IPv4/IPv6");
4344         }
4345
4346         ipv6 = (struct rte_ipv6_hdr *)next_hdr;
4347
4348         /* ignore non UDP */
4349         if (ipv6->proto != IPPROTO_UDP)
4350                 return 0;
4351
4352         udp = (struct rte_udp_hdr *)(ipv6 + 1);
4353         udp->dgram_cksum = 0;
4354
4355         return 0;
4356 }
4357
4358 /**
4359  * Convert L2 encap action to DV specification.
4360  *
4361  * @param[in] dev
4362  *   Pointer to rte_eth_dev structure.
4363  * @param[in] action
4364  *   Pointer to action structure.
4365  * @param[in, out] dev_flow
4366  *   Pointer to the mlx5_flow.
4367  * @param[in] transfer
4368  *   Mark if the flow is E-Switch flow.
4369  * @param[out] error
4370  *   Pointer to the error structure.
4371  *
4372  * @return
4373  *   0 on success, a negative errno value otherwise and rte_errno is set.
4374  */
4375 static int
4376 flow_dv_create_action_l2_encap(struct rte_eth_dev *dev,
4377                                const struct rte_flow_action *action,
4378                                struct mlx5_flow *dev_flow,
4379                                uint8_t transfer,
4380                                struct rte_flow_error *error)
4381 {
4382         const struct rte_flow_item *encap_data;
4383         const struct rte_flow_action_raw_encap *raw_encap_data;
4384         struct mlx5_flow_dv_encap_decap_resource res = {
4385                 .reformat_type =
4386                         MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L2_TUNNEL,
4387                 .ft_type = transfer ? MLX5DV_FLOW_TABLE_TYPE_FDB :
4388                                       MLX5DV_FLOW_TABLE_TYPE_NIC_TX,
4389         };
4390
4391         if (action->type == RTE_FLOW_ACTION_TYPE_RAW_ENCAP) {
4392                 raw_encap_data =
4393                         (const struct rte_flow_action_raw_encap *)action->conf;
4394                 res.size = raw_encap_data->size;
4395                 memcpy(res.buf, raw_encap_data->data, res.size);
4396         } else {
4397                 if (action->type == RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP)
4398                         encap_data =
4399                                 ((const struct rte_flow_action_vxlan_encap *)
4400                                                 action->conf)->definition;
4401                 else
4402                         encap_data =
4403                                 ((const struct rte_flow_action_nvgre_encap *)
4404                                                 action->conf)->definition;
4405                 if (flow_dv_convert_encap_data(encap_data, res.buf,
4406                                                &res.size, error))
4407                         return -rte_errno;
4408         }
4409         if (flow_dv_zero_encap_udp_csum(res.buf, error))
4410                 return -rte_errno;
4411         if (flow_dv_encap_decap_resource_register(dev, &res, dev_flow, error))
4412                 return rte_flow_error_set(error, EINVAL,
4413                                           RTE_FLOW_ERROR_TYPE_ACTION,
4414                                           NULL, "can't create L2 encap action");
4415         return 0;
4416 }
4417
4418 /**
4419  * Convert L2 decap action to DV specification.
4420  *
4421  * @param[in] dev
4422  *   Pointer to rte_eth_dev structure.
4423  * @param[in, out] dev_flow
4424  *   Pointer to the mlx5_flow.
4425  * @param[in] transfer
4426  *   Mark if the flow is E-Switch flow.
4427  * @param[out] error
4428  *   Pointer to the error structure.
4429  *
4430  * @return
4431  *   0 on success, a negative errno value otherwise and rte_errno is set.
4432  */
4433 static int
4434 flow_dv_create_action_l2_decap(struct rte_eth_dev *dev,
4435                                struct mlx5_flow *dev_flow,
4436                                uint8_t transfer,
4437                                struct rte_flow_error *error)
4438 {
4439         struct mlx5_flow_dv_encap_decap_resource res = {
4440                 .size = 0,
4441                 .reformat_type =
4442                         MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TUNNEL_TO_L2,
4443                 .ft_type = transfer ? MLX5DV_FLOW_TABLE_TYPE_FDB :
4444                                       MLX5DV_FLOW_TABLE_TYPE_NIC_RX,
4445         };
4446
4447         if (flow_dv_encap_decap_resource_register(dev, &res, dev_flow, error))
4448                 return rte_flow_error_set(error, EINVAL,
4449                                           RTE_FLOW_ERROR_TYPE_ACTION,
4450                                           NULL, "can't create L2 decap action");
4451         return 0;
4452 }
4453
4454 /**
4455  * Convert raw decap/encap (L3 tunnel) action to DV specification.
4456  *
4457  * @param[in] dev
4458  *   Pointer to rte_eth_dev structure.
4459  * @param[in] action
4460  *   Pointer to action structure.
4461  * @param[in, out] dev_flow
4462  *   Pointer to the mlx5_flow.
4463  * @param[in] attr
4464  *   Pointer to the flow attributes.
4465  * @param[out] error
4466  *   Pointer to the error structure.
4467  *
4468  * @return
4469  *   0 on success, a negative errno value otherwise and rte_errno is set.
4470  */
4471 static int
4472 flow_dv_create_action_raw_encap(struct rte_eth_dev *dev,
4473                                 const struct rte_flow_action *action,
4474                                 struct mlx5_flow *dev_flow,
4475                                 const struct rte_flow_attr *attr,
4476                                 struct rte_flow_error *error)
4477 {
4478         const struct rte_flow_action_raw_encap *encap_data;
4479         struct mlx5_flow_dv_encap_decap_resource res;
4480
4481         memset(&res, 0, sizeof(res));
4482         encap_data = (const struct rte_flow_action_raw_encap *)action->conf;
4483         res.size = encap_data->size;
4484         memcpy(res.buf, encap_data->data, res.size);
4485         res.reformat_type = res.size < MLX5_ENCAPSULATION_DECISION_SIZE ?
4486                 MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L3_TUNNEL_TO_L2 :
4487                 MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L3_TUNNEL;
4488         if (attr->transfer)
4489                 res.ft_type = MLX5DV_FLOW_TABLE_TYPE_FDB;
4490         else
4491                 res.ft_type = attr->egress ? MLX5DV_FLOW_TABLE_TYPE_NIC_TX :
4492                                              MLX5DV_FLOW_TABLE_TYPE_NIC_RX;
4493         if (flow_dv_encap_decap_resource_register(dev, &res, dev_flow, error))
4494                 return rte_flow_error_set(error, EINVAL,
4495                                           RTE_FLOW_ERROR_TYPE_ACTION,
4496                                           NULL, "can't create encap action");
4497         return 0;
4498 }
4499
4500 /**
4501  * Create action push VLAN.
4502  *
4503  * @param[in] dev
4504  *   Pointer to rte_eth_dev structure.
4505  * @param[in] attr
4506  *   Pointer to the flow attributes.
4507  * @param[in] vlan
4508  *   Pointer to the vlan to push to the Ethernet header.
4509  * @param[in, out] dev_flow
4510  *   Pointer to the mlx5_flow.
4511  * @param[out] error
4512  *   Pointer to the error structure.
4513  *
4514  * @return
4515  *   0 on success, a negative errno value otherwise and rte_errno is set.
4516  */
4517 static int
4518 flow_dv_create_action_push_vlan(struct rte_eth_dev *dev,
4519                                 const struct rte_flow_attr *attr,
4520                                 const struct rte_vlan_hdr *vlan,
4521                                 struct mlx5_flow *dev_flow,
4522                                 struct rte_flow_error *error)
4523 {
4524         struct mlx5_flow_dv_push_vlan_action_resource res;
4525
4526         memset(&res, 0, sizeof(res));
4527         res.vlan_tag =
4528                 rte_cpu_to_be_32(((uint32_t)vlan->eth_proto) << 16 |
4529                                  vlan->vlan_tci);
4530         if (attr->transfer)
4531                 res.ft_type = MLX5DV_FLOW_TABLE_TYPE_FDB;
4532         else
4533                 res.ft_type = attr->egress ? MLX5DV_FLOW_TABLE_TYPE_NIC_TX :
4534                                              MLX5DV_FLOW_TABLE_TYPE_NIC_RX;
4535         return flow_dv_push_vlan_action_resource_register
4536                                             (dev, &res, dev_flow, error);
4537 }
4538
4539 /**
4540  * Validate the modify-header actions.
4541  *
4542  * @param[in] action_flags
4543  *   Holds the actions detected until now.
4544  * @param[in] action
4545  *   Pointer to the modify action.
4546  * @param[out] error
4547  *   Pointer to error structure.
4548  *
4549  * @return
4550  *   0 on success, a negative errno value otherwise and rte_errno is set.
4551  */
4552 static int
4553 flow_dv_validate_action_modify_hdr(const uint64_t action_flags,
4554                                    const struct rte_flow_action *action,
4555                                    struct rte_flow_error *error)
4556 {
4557         if (action->type != RTE_FLOW_ACTION_TYPE_DEC_TTL && !action->conf)
4558                 return rte_flow_error_set(error, EINVAL,
4559                                           RTE_FLOW_ERROR_TYPE_ACTION_CONF,
4560                                           NULL, "action configuration not set");
4561         if (action_flags & MLX5_FLOW_ACTION_ENCAP)
4562                 return rte_flow_error_set(error, EINVAL,
4563                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
4564                                           "can't have encap action before"
4565                                           " modify action");
4566         return 0;
4567 }
4568
4569 /**
4570  * Validate the modify-header MAC address actions.
4571  *
4572  * @param[in] action_flags
4573  *   Holds the actions detected until now.
4574  * @param[in] action
4575  *   Pointer to the modify action.
4576  * @param[in] item_flags
4577  *   Holds the items detected.
4578  * @param[out] error
4579  *   Pointer to error structure.
4580  *
4581  * @return
4582  *   0 on success, a negative errno value otherwise and rte_errno is set.
4583  */
4584 static int
4585 flow_dv_validate_action_modify_mac(const uint64_t action_flags,
4586                                    const struct rte_flow_action *action,
4587                                    const uint64_t item_flags,
4588                                    struct rte_flow_error *error)
4589 {
4590         int ret = 0;
4591
4592         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4593         if (!ret) {
4594                 if (!(item_flags & MLX5_FLOW_LAYER_L2))
4595                         return rte_flow_error_set(error, EINVAL,
4596                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4597                                                   NULL,
4598                                                   "no L2 item in pattern");
4599         }
4600         return ret;
4601 }
4602
4603 /**
4604  * Validate the modify-header IPv4 address actions.
4605  *
4606  * @param[in] action_flags
4607  *   Holds the actions detected until now.
4608  * @param[in] action
4609  *   Pointer to the modify action.
4610  * @param[in] item_flags
4611  *   Holds the items detected.
4612  * @param[out] error
4613  *   Pointer to error structure.
4614  *
4615  * @return
4616  *   0 on success, a negative errno value otherwise and rte_errno is set.
4617  */
4618 static int
4619 flow_dv_validate_action_modify_ipv4(const uint64_t action_flags,
4620                                     const struct rte_flow_action *action,
4621                                     const uint64_t item_flags,
4622                                     struct rte_flow_error *error)
4623 {
4624         int ret = 0;
4625         uint64_t layer;
4626
4627         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4628         if (!ret) {
4629                 layer = (action_flags & MLX5_FLOW_ACTION_DECAP) ?
4630                                  MLX5_FLOW_LAYER_INNER_L3_IPV4 :
4631                                  MLX5_FLOW_LAYER_OUTER_L3_IPV4;
4632                 if (!(item_flags & layer))
4633                         return rte_flow_error_set(error, EINVAL,
4634                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4635                                                   NULL,
4636                                                   "no ipv4 item in pattern");
4637         }
4638         return ret;
4639 }
4640
4641 /**
4642  * Validate the modify-header IPv6 address actions.
4643  *
4644  * @param[in] action_flags
4645  *   Holds the actions detected until now.
4646  * @param[in] action
4647  *   Pointer to the modify action.
4648  * @param[in] item_flags
4649  *   Holds the items detected.
4650  * @param[out] error
4651  *   Pointer to error structure.
4652  *
4653  * @return
4654  *   0 on success, a negative errno value otherwise and rte_errno is set.
4655  */
4656 static int
4657 flow_dv_validate_action_modify_ipv6(const uint64_t action_flags,
4658                                     const struct rte_flow_action *action,
4659                                     const uint64_t item_flags,
4660                                     struct rte_flow_error *error)
4661 {
4662         int ret = 0;
4663         uint64_t layer;
4664
4665         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4666         if (!ret) {
4667                 layer = (action_flags & MLX5_FLOW_ACTION_DECAP) ?
4668                                  MLX5_FLOW_LAYER_INNER_L3_IPV6 :
4669                                  MLX5_FLOW_LAYER_OUTER_L3_IPV6;
4670                 if (!(item_flags & layer))
4671                         return rte_flow_error_set(error, EINVAL,
4672                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4673                                                   NULL,
4674                                                   "no ipv6 item in pattern");
4675         }
4676         return ret;
4677 }
4678
4679 /**
4680  * Validate the modify-header TP actions.
4681  *
4682  * @param[in] action_flags
4683  *   Holds the actions detected until now.
4684  * @param[in] action
4685  *   Pointer to the modify action.
4686  * @param[in] item_flags
4687  *   Holds the items detected.
4688  * @param[out] error
4689  *   Pointer to error structure.
4690  *
4691  * @return
4692  *   0 on success, a negative errno value otherwise and rte_errno is set.
4693  */
4694 static int
4695 flow_dv_validate_action_modify_tp(const uint64_t action_flags,
4696                                   const struct rte_flow_action *action,
4697                                   const uint64_t item_flags,
4698                                   struct rte_flow_error *error)
4699 {
4700         int ret = 0;
4701         uint64_t layer;
4702
4703         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4704         if (!ret) {
4705                 layer = (action_flags & MLX5_FLOW_ACTION_DECAP) ?
4706                                  MLX5_FLOW_LAYER_INNER_L4 :
4707                                  MLX5_FLOW_LAYER_OUTER_L4;
4708                 if (!(item_flags & layer))
4709                         return rte_flow_error_set(error, EINVAL,
4710                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4711                                                   NULL, "no transport layer "
4712                                                   "in pattern");
4713         }
4714         return ret;
4715 }
4716
4717 /**
4718  * Validate the modify-header actions of increment/decrement
4719  * TCP Sequence-number.
4720  *
4721  * @param[in] action_flags
4722  *   Holds the actions detected until now.
4723  * @param[in] action
4724  *   Pointer to the modify action.
4725  * @param[in] item_flags
4726  *   Holds the items detected.
4727  * @param[out] error
4728  *   Pointer to error structure.
4729  *
4730  * @return
4731  *   0 on success, a negative errno value otherwise and rte_errno is set.
4732  */
4733 static int
4734 flow_dv_validate_action_modify_tcp_seq(const uint64_t action_flags,
4735                                        const struct rte_flow_action *action,
4736                                        const uint64_t item_flags,
4737                                        struct rte_flow_error *error)
4738 {
4739         int ret = 0;
4740         uint64_t layer;
4741
4742         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4743         if (!ret) {
4744                 layer = (action_flags & MLX5_FLOW_ACTION_DECAP) ?
4745                                  MLX5_FLOW_LAYER_INNER_L4_TCP :
4746                                  MLX5_FLOW_LAYER_OUTER_L4_TCP;
4747                 if (!(item_flags & layer))
4748                         return rte_flow_error_set(error, EINVAL,
4749                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4750                                                   NULL, "no TCP item in"
4751                                                   " pattern");
4752                 if ((action->type == RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ &&
4753                         (action_flags & MLX5_FLOW_ACTION_DEC_TCP_SEQ)) ||
4754                     (action->type == RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ &&
4755                         (action_flags & MLX5_FLOW_ACTION_INC_TCP_SEQ)))
4756                         return rte_flow_error_set(error, EINVAL,
4757                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4758                                                   NULL,
4759                                                   "cannot decrease and increase"
4760                                                   " TCP sequence number"
4761                                                   " at the same time");
4762         }
4763         return ret;
4764 }
4765
4766 /**
4767  * Validate the modify-header actions of increment/decrement
4768  * TCP Acknowledgment number.
4769  *
4770  * @param[in] action_flags
4771  *   Holds the actions detected until now.
4772  * @param[in] action
4773  *   Pointer to the modify action.
4774  * @param[in] item_flags
4775  *   Holds the items detected.
4776  * @param[out] error
4777  *   Pointer to error structure.
4778  *
4779  * @return
4780  *   0 on success, a negative errno value otherwise and rte_errno is set.
4781  */
4782 static int
4783 flow_dv_validate_action_modify_tcp_ack(const uint64_t action_flags,
4784                                        const struct rte_flow_action *action,
4785                                        const uint64_t item_flags,
4786                                        struct rte_flow_error *error)
4787 {
4788         int ret = 0;
4789         uint64_t layer;
4790
4791         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4792         if (!ret) {
4793                 layer = (action_flags & MLX5_FLOW_ACTION_DECAP) ?
4794                                  MLX5_FLOW_LAYER_INNER_L4_TCP :
4795                                  MLX5_FLOW_LAYER_OUTER_L4_TCP;
4796                 if (!(item_flags & layer))
4797                         return rte_flow_error_set(error, EINVAL,
4798                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4799                                                   NULL, "no TCP item in"
4800                                                   " pattern");
4801                 if ((action->type == RTE_FLOW_ACTION_TYPE_INC_TCP_ACK &&
4802                         (action_flags & MLX5_FLOW_ACTION_DEC_TCP_ACK)) ||
4803                     (action->type == RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK &&
4804                         (action_flags & MLX5_FLOW_ACTION_INC_TCP_ACK)))
4805                         return rte_flow_error_set(error, EINVAL,
4806                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4807                                                   NULL,
4808                                                   "cannot decrease and increase"
4809                                                   " TCP acknowledgment number"
4810                                                   " at the same time");
4811         }
4812         return ret;
4813 }
4814
4815 /**
4816  * Validate the modify-header TTL actions.
4817  *
4818  * @param[in] action_flags
4819  *   Holds the actions detected until now.
4820  * @param[in] action
4821  *   Pointer to the modify action.
4822  * @param[in] item_flags
4823  *   Holds the items detected.
4824  * @param[out] error
4825  *   Pointer to error structure.
4826  *
4827  * @return
4828  *   0 on success, a negative errno value otherwise and rte_errno is set.
4829  */
4830 static int
4831 flow_dv_validate_action_modify_ttl(const uint64_t action_flags,
4832                                    const struct rte_flow_action *action,
4833                                    const uint64_t item_flags,
4834                                    struct rte_flow_error *error)
4835 {
4836         int ret = 0;
4837         uint64_t layer;
4838
4839         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4840         if (!ret) {
4841                 layer = (action_flags & MLX5_FLOW_ACTION_DECAP) ?
4842                                  MLX5_FLOW_LAYER_INNER_L3 :
4843                                  MLX5_FLOW_LAYER_OUTER_L3;
4844                 if (!(item_flags & layer))
4845                         return rte_flow_error_set(error, EINVAL,
4846                                                   RTE_FLOW_ERROR_TYPE_ACTION,
4847                                                   NULL,
4848                                                   "no IP protocol in pattern");
4849         }
4850         return ret;
4851 }
4852
4853 /**
4854  * Validate the generic modify field actions.
4855  * @param[in] dev
4856  *   Pointer to the rte_eth_dev structure.
4857  * @param[in] action_flags
4858  *   Holds the actions detected until now.
4859  * @param[in] action
4860  *   Pointer to the modify action.
4861  * @param[in] attr
4862  *   Pointer to the flow attributes.
4863  * @param[out] error
4864  *   Pointer to error structure.
4865  *
4866  * @return
4867  *   Number of header fields to modify (0 or more) on success,
4868  *   a negative errno value otherwise and rte_errno is set.
4869  */
4870 static int
4871 flow_dv_validate_action_modify_field(struct rte_eth_dev *dev,
4872                                    const uint64_t action_flags,
4873                                    const struct rte_flow_action *action,
4874                                    const struct rte_flow_attr *attr,
4875                                    struct rte_flow_error *error)
4876 {
4877         int ret = 0;
4878         struct mlx5_priv *priv = dev->data->dev_private;
4879         struct mlx5_dev_config *config = &priv->config;
4880         const struct rte_flow_action_modify_field *action_modify_field =
4881                 action->conf;
4882         uint32_t dst_width = mlx5_flow_item_field_width(priv,
4883                                 action_modify_field->dst.field);
4884         uint32_t src_width = mlx5_flow_item_field_width(priv,
4885                                 action_modify_field->src.field);
4886
4887         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
4888         if (ret)
4889                 return ret;
4890
4891         if (action_modify_field->width == 0)
4892                 return rte_flow_error_set(error, EINVAL,
4893                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4894                                 "no bits are requested to be modified");
4895         else if (action_modify_field->width > dst_width ||
4896                  action_modify_field->width > src_width)
4897                 return rte_flow_error_set(error, EINVAL,
4898                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4899                                 "cannot modify more bits than"
4900                                 " the width of a field");
4901         if (action_modify_field->dst.field != RTE_FLOW_FIELD_VALUE &&
4902             action_modify_field->dst.field != RTE_FLOW_FIELD_POINTER) {
4903                 if ((action_modify_field->dst.offset +
4904                      action_modify_field->width > dst_width) ||
4905                     (action_modify_field->dst.offset % 32))
4906                         return rte_flow_error_set(error, EINVAL,
4907                                         RTE_FLOW_ERROR_TYPE_ACTION, action,
4908                                         "destination offset is too big"
4909                                         " or not aligned to 4 bytes");
4910                 if (action_modify_field->dst.level &&
4911                     action_modify_field->dst.field != RTE_FLOW_FIELD_TAG)
4912                         return rte_flow_error_set(error, ENOTSUP,
4913                                         RTE_FLOW_ERROR_TYPE_ACTION, action,
4914                                         "inner header fields modification"
4915                                         " is not supported");
4916         }
4917         if (action_modify_field->src.field != RTE_FLOW_FIELD_VALUE &&
4918             action_modify_field->src.field != RTE_FLOW_FIELD_POINTER) {
4919                 if (!attr->transfer && !attr->group)
4920                         return rte_flow_error_set(error, ENOTSUP,
4921                                         RTE_FLOW_ERROR_TYPE_ACTION, action,
4922                                         "modify field action is not"
4923                                         " supported for group 0");
4924                 if ((action_modify_field->src.offset +
4925                      action_modify_field->width > src_width) ||
4926                     (action_modify_field->src.offset % 32))
4927                         return rte_flow_error_set(error, EINVAL,
4928                                         RTE_FLOW_ERROR_TYPE_ACTION, action,
4929                                         "source offset is too big"
4930                                         " or not aligned to 4 bytes");
4931                 if (action_modify_field->src.level &&
4932                     action_modify_field->src.field != RTE_FLOW_FIELD_TAG)
4933                         return rte_flow_error_set(error, ENOTSUP,
4934                                         RTE_FLOW_ERROR_TYPE_ACTION, action,
4935                                         "inner header fields modification"
4936                                         " is not supported");
4937         }
4938         if ((action_modify_field->dst.field ==
4939              action_modify_field->src.field) &&
4940             (action_modify_field->dst.level ==
4941              action_modify_field->src.level))
4942                 return rte_flow_error_set(error, EINVAL,
4943                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4944                                 "source and destination fields"
4945                                 " cannot be the same");
4946         if (action_modify_field->dst.field == RTE_FLOW_FIELD_VALUE ||
4947             action_modify_field->dst.field == RTE_FLOW_FIELD_POINTER ||
4948             action_modify_field->dst.field == RTE_FLOW_FIELD_MARK)
4949                 return rte_flow_error_set(error, EINVAL,
4950                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4951                                 "mark, immediate value or a pointer to it"
4952                                 " cannot be used as a destination");
4953         if (action_modify_field->dst.field == RTE_FLOW_FIELD_START ||
4954             action_modify_field->src.field == RTE_FLOW_FIELD_START)
4955                 return rte_flow_error_set(error, ENOTSUP,
4956                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4957                                 "modifications of an arbitrary"
4958                                 " place in a packet is not supported");
4959         if (action_modify_field->dst.field == RTE_FLOW_FIELD_VLAN_TYPE ||
4960             action_modify_field->src.field == RTE_FLOW_FIELD_VLAN_TYPE)
4961                 return rte_flow_error_set(error, ENOTSUP,
4962                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4963                                 "modifications of the 802.1Q Tag"
4964                                 " Identifier is not supported");
4965         if (action_modify_field->dst.field == RTE_FLOW_FIELD_VXLAN_VNI ||
4966             action_modify_field->src.field == RTE_FLOW_FIELD_VXLAN_VNI)
4967                 return rte_flow_error_set(error, ENOTSUP,
4968                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4969                                 "modifications of the VXLAN Network"
4970                                 " Identifier is not supported");
4971         if (action_modify_field->dst.field == RTE_FLOW_FIELD_GENEVE_VNI ||
4972             action_modify_field->src.field == RTE_FLOW_FIELD_GENEVE_VNI)
4973                 return rte_flow_error_set(error, ENOTSUP,
4974                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4975                                 "modifications of the GENEVE Network"
4976                                 " Identifier is not supported");
4977         if (action_modify_field->dst.field == RTE_FLOW_FIELD_MARK ||
4978             action_modify_field->src.field == RTE_FLOW_FIELD_MARK ||
4979             action_modify_field->dst.field == RTE_FLOW_FIELD_META ||
4980             action_modify_field->src.field == RTE_FLOW_FIELD_META) {
4981                 if (config->dv_xmeta_en == MLX5_XMETA_MODE_LEGACY ||
4982                     !mlx5_flow_ext_mreg_supported(dev))
4983                         return rte_flow_error_set(error, ENOTSUP,
4984                                         RTE_FLOW_ERROR_TYPE_ACTION, action,
4985                                         "cannot modify mark or metadata without"
4986                                         " extended metadata register support");
4987         }
4988         if (action_modify_field->operation != RTE_FLOW_MODIFY_SET)
4989                 return rte_flow_error_set(error, ENOTSUP,
4990                                 RTE_FLOW_ERROR_TYPE_ACTION, action,
4991                                 "add and sub operations"
4992                                 " are not supported");
4993         return (action_modify_field->width / 32) +
4994                !!(action_modify_field->width % 32);
4995 }
4996
4997 /**
4998  * Validate jump action.
4999  *
5000  * @param[in] action
5001  *   Pointer to the jump action.
5002  * @param[in] action_flags
5003  *   Holds the actions detected until now.
5004  * @param[in] attributes
5005  *   Pointer to flow attributes
5006  * @param[in] external
5007  *   Action belongs to flow rule created by request external to PMD.
5008  * @param[out] error
5009  *   Pointer to error structure.
5010  *
5011  * @return
5012  *   0 on success, a negative errno value otherwise and rte_errno is set.
5013  */
5014 static int
5015 flow_dv_validate_action_jump(struct rte_eth_dev *dev,
5016                              const struct mlx5_flow_tunnel *tunnel,
5017                              const struct rte_flow_action *action,
5018                              uint64_t action_flags,
5019                              const struct rte_flow_attr *attributes,
5020                              bool external, struct rte_flow_error *error)
5021 {
5022         uint32_t target_group, table;
5023         int ret = 0;
5024         struct flow_grp_info grp_info = {
5025                 .external = !!external,
5026                 .transfer = !!attributes->transfer,
5027                 .fdb_def_rule = 1,
5028                 .std_tbl_fix = 0
5029         };
5030         if (action_flags & (MLX5_FLOW_FATE_ACTIONS |
5031                             MLX5_FLOW_FATE_ESWITCH_ACTIONS))
5032                 return rte_flow_error_set(error, EINVAL,
5033                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5034                                           "can't have 2 fate actions in"
5035                                           " same flow");
5036         if (!action->conf)
5037                 return rte_flow_error_set(error, EINVAL,
5038                                           RTE_FLOW_ERROR_TYPE_ACTION_CONF,
5039                                           NULL, "action configuration not set");
5040         target_group =
5041                 ((const struct rte_flow_action_jump *)action->conf)->group;
5042         ret = mlx5_flow_group_to_table(dev, tunnel, target_group, &table,
5043                                        &grp_info, error);
5044         if (ret)
5045                 return ret;
5046         if (attributes->group == target_group &&
5047             !(action_flags & (MLX5_FLOW_ACTION_TUNNEL_SET |
5048                               MLX5_FLOW_ACTION_TUNNEL_MATCH)))
5049                 return rte_flow_error_set(error, EINVAL,
5050                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5051                                           "target group must be other than"
5052                                           " the current flow group");
5053         return 0;
5054 }
5055
5056 /*
5057  * Validate the port_id action.
5058  *
5059  * @param[in] dev
5060  *   Pointer to rte_eth_dev structure.
5061  * @param[in] action_flags
5062  *   Bit-fields that holds the actions detected until now.
5063  * @param[in] action
5064  *   Port_id RTE action structure.
5065  * @param[in] attr
5066  *   Attributes of flow that includes this action.
5067  * @param[out] error
5068  *   Pointer to error structure.
5069  *
5070  * @return
5071  *   0 on success, a negative errno value otherwise and rte_errno is set.
5072  */
5073 static int
5074 flow_dv_validate_action_port_id(struct rte_eth_dev *dev,
5075                                 uint64_t action_flags,
5076                                 const struct rte_flow_action *action,
5077                                 const struct rte_flow_attr *attr,
5078                                 struct rte_flow_error *error)
5079 {
5080         const struct rte_flow_action_port_id *port_id;
5081         struct mlx5_priv *act_priv;
5082         struct mlx5_priv *dev_priv;
5083         uint16_t port;
5084
5085         if (!attr->transfer)
5086                 return rte_flow_error_set(error, ENOTSUP,
5087                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5088                                           NULL,
5089                                           "port id action is valid in transfer"
5090                                           " mode only");
5091         if (!action || !action->conf)
5092                 return rte_flow_error_set(error, ENOTSUP,
5093                                           RTE_FLOW_ERROR_TYPE_ACTION_CONF,
5094                                           NULL,
5095                                           "port id action parameters must be"
5096                                           " specified");
5097         if (action_flags & (MLX5_FLOW_FATE_ACTIONS |
5098                             MLX5_FLOW_FATE_ESWITCH_ACTIONS))
5099                 return rte_flow_error_set(error, EINVAL,
5100                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5101                                           "can have only one fate actions in"
5102                                           " a flow");
5103         dev_priv = mlx5_dev_to_eswitch_info(dev);
5104         if (!dev_priv)
5105                 return rte_flow_error_set(error, rte_errno,
5106                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5107                                           NULL,
5108                                           "failed to obtain E-Switch info");
5109         port_id = action->conf;
5110         port = port_id->original ? dev->data->port_id : port_id->id;
5111         act_priv = mlx5_port_to_eswitch_info(port, false);
5112         if (!act_priv)
5113                 return rte_flow_error_set
5114                                 (error, rte_errno,
5115                                  RTE_FLOW_ERROR_TYPE_ACTION_CONF, port_id,
5116                                  "failed to obtain E-Switch port id for port");
5117         if (act_priv->domain_id != dev_priv->domain_id)
5118                 return rte_flow_error_set
5119                                 (error, EINVAL,
5120                                  RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5121                                  "port does not belong to"
5122                                  " E-Switch being configured");
5123         return 0;
5124 }
5125
5126 /**
5127  * Get the maximum number of modify header actions.
5128  *
5129  * @param dev
5130  *   Pointer to rte_eth_dev structure.
5131  * @param root
5132  *   Whether action is on root table.
5133  *
5134  * @return
5135  *   Max number of modify header actions device can support.
5136  */
5137 static inline unsigned int
5138 flow_dv_modify_hdr_action_max(struct rte_eth_dev *dev __rte_unused,
5139                               bool root)
5140 {
5141         /*
5142          * There's no way to directly query the max capacity from FW.
5143          * The maximal value on root table should be assumed to be supported.
5144          */
5145         if (!root)
5146                 return MLX5_MAX_MODIFY_NUM;
5147         else
5148                 return MLX5_ROOT_TBL_MODIFY_NUM;
5149 }
5150
5151 /**
5152  * Validate the meter action.
5153  *
5154  * @param[in] dev
5155  *   Pointer to rte_eth_dev structure.
5156  * @param[in] action_flags
5157  *   Bit-fields that holds the actions detected until now.
5158  * @param[in] action
5159  *   Pointer to the meter action.
5160  * @param[in] attr
5161  *   Attributes of flow that includes this action.
5162  * @param[in] port_id_item
5163  *   Pointer to item indicating port id.
5164  * @param[out] error
5165  *   Pointer to error structure.
5166  *
5167  * @return
5168  *   0 on success, a negative errno value otherwise and rte_ernno is set.
5169  */
5170 static int
5171 mlx5_flow_validate_action_meter(struct rte_eth_dev *dev,
5172                                 uint64_t action_flags,
5173                                 const struct rte_flow_action *action,
5174                                 const struct rte_flow_attr *attr,
5175                                 const struct rte_flow_item *port_id_item,
5176                                 bool *def_policy,
5177                                 struct rte_flow_error *error)
5178 {
5179         struct mlx5_priv *priv = dev->data->dev_private;
5180         const struct rte_flow_action_meter *am = action->conf;
5181         struct mlx5_flow_meter_info *fm;
5182         struct mlx5_flow_meter_policy *mtr_policy;
5183         struct mlx5_flow_mtr_mng *mtrmng = priv->sh->mtrmng;
5184
5185         if (!am)
5186                 return rte_flow_error_set(error, EINVAL,
5187                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5188                                           "meter action conf is NULL");
5189
5190         if (action_flags & MLX5_FLOW_ACTION_METER)
5191                 return rte_flow_error_set(error, ENOTSUP,
5192                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5193                                           "meter chaining not support");
5194         if (action_flags & MLX5_FLOW_ACTION_JUMP)
5195                 return rte_flow_error_set(error, ENOTSUP,
5196                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5197                                           "meter with jump not support");
5198         if (!priv->mtr_en)
5199                 return rte_flow_error_set(error, ENOTSUP,
5200                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5201                                           NULL,
5202                                           "meter action not supported");
5203         fm = mlx5_flow_meter_find(priv, am->mtr_id, NULL);
5204         if (!fm)
5205                 return rte_flow_error_set(error, EINVAL,
5206                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5207                                           "Meter not found");
5208         /* aso meter can always be shared by different domains */
5209         if (fm->ref_cnt && !priv->sh->meter_aso_en &&
5210             !(fm->transfer == attr->transfer ||
5211               (!fm->ingress && !attr->ingress && attr->egress) ||
5212               (!fm->egress && !attr->egress && attr->ingress)))
5213                 return rte_flow_error_set(error, EINVAL,
5214                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5215                         "Flow attributes domain are either invalid "
5216                         "or have a domain conflict with current "
5217                         "meter attributes");
5218         if (fm->def_policy) {
5219                 if (!((attr->transfer &&
5220                         mtrmng->def_policy[MLX5_MTR_DOMAIN_TRANSFER]) ||
5221                         (attr->egress &&
5222                         mtrmng->def_policy[MLX5_MTR_DOMAIN_EGRESS]) ||
5223                         (attr->ingress &&
5224                         mtrmng->def_policy[MLX5_MTR_DOMAIN_INGRESS])))
5225                         return rte_flow_error_set(error, EINVAL,
5226                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5227                                           "Flow attributes domain "
5228                                           "have a conflict with current "
5229                                           "meter domain attributes");
5230                 *def_policy = true;
5231         } else {
5232                 mtr_policy = mlx5_flow_meter_policy_find(dev,
5233                                                 fm->policy_id, NULL);
5234                 if (!mtr_policy)
5235                         return rte_flow_error_set(error, EINVAL,
5236                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5237                                           "Invalid policy id for meter ");
5238                 if (!((attr->transfer && mtr_policy->transfer) ||
5239                         (attr->egress && mtr_policy->egress) ||
5240                         (attr->ingress && mtr_policy->ingress)))
5241                         return rte_flow_error_set(error, EINVAL,
5242                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5243                                           "Flow attributes domain "
5244                                           "have a conflict with current "
5245                                           "meter domain attributes");
5246                 if (attr->transfer && mtr_policy->dev) {
5247                         /**
5248                          * When policy has fate action of port_id,
5249                          * the flow should have the same src port as policy.
5250                          */
5251                         struct mlx5_priv *policy_port_priv =
5252                                         mtr_policy->dev->data->dev_private;
5253                         int32_t flow_src_port = priv->representor_id;
5254
5255                         if (port_id_item) {
5256                                 const struct rte_flow_item_port_id *spec =
5257                                                         port_id_item->spec;
5258                                 struct mlx5_priv *port_priv =
5259                                         mlx5_port_to_eswitch_info(spec->id,
5260                                                                   false);
5261                                 if (!port_priv)
5262                                         return rte_flow_error_set(error,
5263                                                 rte_errno,
5264                                                 RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
5265                                                 spec,
5266                                                 "Failed to get port info.");
5267                                 flow_src_port = port_priv->representor_id;
5268                         }
5269                         if (flow_src_port != policy_port_priv->representor_id)
5270                                 return rte_flow_error_set(error,
5271                                                 rte_errno,
5272                                                 RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
5273                                                 NULL,
5274                                                 "Flow and meter policy "
5275                                                 "have different src port.");
5276                 }
5277                 *def_policy = false;
5278         }
5279         return 0;
5280 }
5281
5282 /**
5283  * Validate the age action.
5284  *
5285  * @param[in] action_flags
5286  *   Holds the actions detected until now.
5287  * @param[in] action
5288  *   Pointer to the age action.
5289  * @param[in] dev
5290  *   Pointer to the Ethernet device structure.
5291  * @param[out] error
5292  *   Pointer to error structure.
5293  *
5294  * @return
5295  *   0 on success, a negative errno value otherwise and rte_errno is set.
5296  */
5297 static int
5298 flow_dv_validate_action_age(uint64_t action_flags,
5299                             const struct rte_flow_action *action,
5300                             struct rte_eth_dev *dev,
5301                             struct rte_flow_error *error)
5302 {
5303         struct mlx5_priv *priv = dev->data->dev_private;
5304         const struct rte_flow_action_age *age = action->conf;
5305
5306         if (!priv->config.devx || (priv->sh->cmng.counter_fallback &&
5307             !priv->sh->aso_age_mng))
5308                 return rte_flow_error_set(error, ENOTSUP,
5309                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5310                                           NULL,
5311                                           "age action not supported");
5312         if (!(action->conf))
5313                 return rte_flow_error_set(error, EINVAL,
5314                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
5315                                           "configuration cannot be null");
5316         if (!(age->timeout))
5317                 return rte_flow_error_set(error, EINVAL,
5318                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
5319                                           "invalid timeout value 0");
5320         if (action_flags & MLX5_FLOW_ACTION_AGE)
5321                 return rte_flow_error_set(error, EINVAL,
5322                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5323                                           "duplicate age actions set");
5324         return 0;
5325 }
5326
5327 /**
5328  * Validate the modify-header IPv4 DSCP actions.
5329  *
5330  * @param[in] action_flags
5331  *   Holds the actions detected until now.
5332  * @param[in] action
5333  *   Pointer to the modify action.
5334  * @param[in] item_flags
5335  *   Holds the items detected.
5336  * @param[out] error
5337  *   Pointer to error structure.
5338  *
5339  * @return
5340  *   0 on success, a negative errno value otherwise and rte_errno is set.
5341  */
5342 static int
5343 flow_dv_validate_action_modify_ipv4_dscp(const uint64_t action_flags,
5344                                          const struct rte_flow_action *action,
5345                                          const uint64_t item_flags,
5346                                          struct rte_flow_error *error)
5347 {
5348         int ret = 0;
5349
5350         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
5351         if (!ret) {
5352                 if (!(item_flags & MLX5_FLOW_LAYER_L3_IPV4))
5353                         return rte_flow_error_set(error, EINVAL,
5354                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5355                                                   NULL,
5356                                                   "no ipv4 item in pattern");
5357         }
5358         return ret;
5359 }
5360
5361 /**
5362  * Validate the modify-header IPv6 DSCP actions.
5363  *
5364  * @param[in] action_flags
5365  *   Holds the actions detected until now.
5366  * @param[in] action
5367  *   Pointer to the modify action.
5368  * @param[in] item_flags
5369  *   Holds the items detected.
5370  * @param[out] error
5371  *   Pointer to error structure.
5372  *
5373  * @return
5374  *   0 on success, a negative errno value otherwise and rte_errno is set.
5375  */
5376 static int
5377 flow_dv_validate_action_modify_ipv6_dscp(const uint64_t action_flags,
5378                                          const struct rte_flow_action *action,
5379                                          const uint64_t item_flags,
5380                                          struct rte_flow_error *error)
5381 {
5382         int ret = 0;
5383
5384         ret = flow_dv_validate_action_modify_hdr(action_flags, action, error);
5385         if (!ret) {
5386                 if (!(item_flags & MLX5_FLOW_LAYER_L3_IPV6))
5387                         return rte_flow_error_set(error, EINVAL,
5388                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5389                                                   NULL,
5390                                                   "no ipv6 item in pattern");
5391         }
5392         return ret;
5393 }
5394
5395 int
5396 flow_dv_modify_match_cb(void *tool_ctx __rte_unused,
5397                         struct mlx5_list_entry *entry, void *cb_ctx)
5398 {
5399         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
5400         struct mlx5_flow_dv_modify_hdr_resource *ref = ctx->data;
5401         struct mlx5_flow_dv_modify_hdr_resource *resource =
5402                                   container_of(entry, typeof(*resource), entry);
5403         uint32_t key_len = sizeof(*ref) - offsetof(typeof(*ref), ft_type);
5404
5405         key_len += ref->actions_num * sizeof(ref->actions[0]);
5406         return ref->actions_num != resource->actions_num ||
5407                memcmp(&ref->ft_type, &resource->ft_type, key_len);
5408 }
5409
5410 static struct mlx5_indexed_pool *
5411 flow_dv_modify_ipool_get(struct mlx5_dev_ctx_shared *sh, uint8_t index)
5412 {
5413         struct mlx5_indexed_pool *ipool = __atomic_load_n
5414                                      (&sh->mdh_ipools[index], __ATOMIC_SEQ_CST);
5415
5416         if (!ipool) {
5417                 struct mlx5_indexed_pool *expected = NULL;
5418                 struct mlx5_indexed_pool_config cfg =
5419                     (struct mlx5_indexed_pool_config) {
5420                        .size = sizeof(struct mlx5_flow_dv_modify_hdr_resource) +
5421                                                                    (index + 1) *
5422                                            sizeof(struct mlx5_modification_cmd),
5423                        .trunk_size = 64,
5424                        .grow_trunk = 3,
5425                        .grow_shift = 2,
5426                        .need_lock = 1,
5427                        .release_mem_en = !!sh->reclaim_mode,
5428                        .per_core_cache = sh->reclaim_mode ? 0 : (1 << 16),
5429                        .malloc = mlx5_malloc,
5430                        .free = mlx5_free,
5431                        .type = "mlx5_modify_action_resource",
5432                 };
5433
5434                 cfg.size = RTE_ALIGN(cfg.size, sizeof(ipool));
5435                 ipool = mlx5_ipool_create(&cfg);
5436                 if (!ipool)
5437                         return NULL;
5438                 if (!__atomic_compare_exchange_n(&sh->mdh_ipools[index],
5439                                                  &expected, ipool, false,
5440                                                  __ATOMIC_SEQ_CST,
5441                                                  __ATOMIC_SEQ_CST)) {
5442                         mlx5_ipool_destroy(ipool);
5443                         ipool = __atomic_load_n(&sh->mdh_ipools[index],
5444                                                 __ATOMIC_SEQ_CST);
5445                 }
5446         }
5447         return ipool;
5448 }
5449
5450 struct mlx5_list_entry *
5451 flow_dv_modify_create_cb(void *tool_ctx, void *cb_ctx)
5452 {
5453         struct mlx5_dev_ctx_shared *sh = tool_ctx;
5454         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
5455         struct mlx5dv_dr_domain *ns;
5456         struct mlx5_flow_dv_modify_hdr_resource *entry;
5457         struct mlx5_flow_dv_modify_hdr_resource *ref = ctx->data;
5458         struct mlx5_indexed_pool *ipool = flow_dv_modify_ipool_get(sh,
5459                                                           ref->actions_num - 1);
5460         int ret;
5461         uint32_t data_len = ref->actions_num * sizeof(ref->actions[0]);
5462         uint32_t key_len = sizeof(*ref) - offsetof(typeof(*ref), ft_type);
5463         uint32_t idx;
5464
5465         if (unlikely(!ipool)) {
5466                 rte_flow_error_set(ctx->error, ENOMEM,
5467                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5468                                    NULL, "cannot allocate modify ipool");
5469                 return NULL;
5470         }
5471         entry = mlx5_ipool_zmalloc(ipool, &idx);
5472         if (!entry) {
5473                 rte_flow_error_set(ctx->error, ENOMEM,
5474                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
5475                                    "cannot allocate resource memory");
5476                 return NULL;
5477         }
5478         rte_memcpy(&entry->ft_type,
5479                    RTE_PTR_ADD(ref, offsetof(typeof(*ref), ft_type)),
5480                    key_len + data_len);
5481         if (entry->ft_type == MLX5DV_FLOW_TABLE_TYPE_FDB)
5482                 ns = sh->fdb_domain;
5483         else if (entry->ft_type == MLX5DV_FLOW_TABLE_TYPE_NIC_TX)
5484                 ns = sh->tx_domain;
5485         else
5486                 ns = sh->rx_domain;
5487         ret = mlx5_flow_os_create_flow_action_modify_header
5488                                         (sh->ctx, ns, entry,
5489                                          data_len, &entry->action);
5490         if (ret) {
5491                 mlx5_ipool_free(sh->mdh_ipools[ref->actions_num - 1], idx);
5492                 rte_flow_error_set(ctx->error, ENOMEM,
5493                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5494                                    NULL, "cannot create modification action");
5495                 return NULL;
5496         }
5497         entry->idx = idx;
5498         return &entry->entry;
5499 }
5500
5501 struct mlx5_list_entry *
5502 flow_dv_modify_clone_cb(void *tool_ctx, struct mlx5_list_entry *oentry,
5503                         void *cb_ctx)
5504 {
5505         struct mlx5_dev_ctx_shared *sh = tool_ctx;
5506         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
5507         struct mlx5_flow_dv_modify_hdr_resource *entry;
5508         struct mlx5_flow_dv_modify_hdr_resource *ref = ctx->data;
5509         uint32_t data_len = ref->actions_num * sizeof(ref->actions[0]);
5510         uint32_t idx;
5511
5512         entry = mlx5_ipool_malloc(sh->mdh_ipools[ref->actions_num - 1],
5513                                   &idx);
5514         if (!entry) {
5515                 rte_flow_error_set(ctx->error, ENOMEM,
5516                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
5517                                    "cannot allocate resource memory");
5518                 return NULL;
5519         }
5520         memcpy(entry, oentry, sizeof(*entry) + data_len);
5521         entry->idx = idx;
5522         return &entry->entry;
5523 }
5524
5525 void
5526 flow_dv_modify_clone_free_cb(void *tool_ctx, struct mlx5_list_entry *entry)
5527 {
5528         struct mlx5_dev_ctx_shared *sh = tool_ctx;
5529         struct mlx5_flow_dv_modify_hdr_resource *res =
5530                 container_of(entry, typeof(*res), entry);
5531
5532         mlx5_ipool_free(sh->mdh_ipools[res->actions_num - 1], res->idx);
5533 }
5534
5535 /**
5536  * Validate the sample action.
5537  *
5538  * @param[in, out] action_flags
5539  *   Holds the actions detected until now.
5540  * @param[in] action
5541  *   Pointer to the sample action.
5542  * @param[in] dev
5543  *   Pointer to the Ethernet device structure.
5544  * @param[in] attr
5545  *   Attributes of flow that includes this action.
5546  * @param[in] item_flags
5547  *   Holds the items detected.
5548  * @param[in] rss
5549  *   Pointer to the RSS action.
5550  * @param[out] sample_rss
5551  *   Pointer to the RSS action in sample action list.
5552  * @param[out] count
5553  *   Pointer to the COUNT action in sample action list.
5554  * @param[out] fdb_mirror_limit
5555  *   Pointer to the FDB mirror limitation flag.
5556  * @param[out] error
5557  *   Pointer to error structure.
5558  *
5559  * @return
5560  *   0 on success, a negative errno value otherwise and rte_errno is set.
5561  */
5562 static int
5563 flow_dv_validate_action_sample(uint64_t *action_flags,
5564                                const struct rte_flow_action *action,
5565                                struct rte_eth_dev *dev,
5566                                const struct rte_flow_attr *attr,
5567                                uint64_t item_flags,
5568                                const struct rte_flow_action_rss *rss,
5569                                const struct rte_flow_action_rss **sample_rss,
5570                                const struct rte_flow_action_count **count,
5571                                int *fdb_mirror_limit,
5572                                struct rte_flow_error *error)
5573 {
5574         struct mlx5_priv *priv = dev->data->dev_private;
5575         struct mlx5_dev_config *dev_conf = &priv->config;
5576         const struct rte_flow_action_sample *sample = action->conf;
5577         const struct rte_flow_action *act;
5578         uint64_t sub_action_flags = 0;
5579         uint16_t queue_index = 0xFFFF;
5580         int actions_n = 0;
5581         int ret;
5582
5583         if (!sample)
5584                 return rte_flow_error_set(error, EINVAL,
5585                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
5586                                           "configuration cannot be NULL");
5587         if (sample->ratio == 0)
5588                 return rte_flow_error_set(error, EINVAL,
5589                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
5590                                           "ratio value starts from 1");
5591         if (!priv->config.devx || (sample->ratio > 0 && !priv->sampler_en))
5592                 return rte_flow_error_set(error, ENOTSUP,
5593                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
5594                                           NULL,
5595                                           "sample action not supported");
5596         if (*action_flags & MLX5_FLOW_ACTION_SAMPLE)
5597                 return rte_flow_error_set(error, EINVAL,
5598                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5599                                           "Multiple sample actions not "
5600                                           "supported");
5601         if (*action_flags & MLX5_FLOW_ACTION_METER)
5602                 return rte_flow_error_set(error, EINVAL,
5603                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
5604                                           "wrong action order, meter should "
5605                                           "be after sample action");
5606         if (*action_flags & MLX5_FLOW_ACTION_JUMP)
5607                 return rte_flow_error_set(error, EINVAL,
5608                                           RTE_FLOW_ERROR_TYPE_ACTION, action,
5609                                           "wrong action order, jump should "
5610                                           "be after sample action");
5611         act = sample->actions;
5612         for (; act->type != RTE_FLOW_ACTION_TYPE_END; act++) {
5613                 if (actions_n == MLX5_DV_MAX_NUMBER_OF_ACTIONS)
5614                         return rte_flow_error_set(error, ENOTSUP,
5615                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5616                                                   act, "too many actions");
5617                 switch (act->type) {
5618                 case RTE_FLOW_ACTION_TYPE_QUEUE:
5619                         ret = mlx5_flow_validate_action_queue(act,
5620                                                               sub_action_flags,
5621                                                               dev,
5622                                                               attr, error);
5623                         if (ret < 0)
5624                                 return ret;
5625                         queue_index = ((const struct rte_flow_action_queue *)
5626                                                         (act->conf))->index;
5627                         sub_action_flags |= MLX5_FLOW_ACTION_QUEUE;
5628                         ++actions_n;
5629                         break;
5630                 case RTE_FLOW_ACTION_TYPE_RSS:
5631                         *sample_rss = act->conf;
5632                         ret = mlx5_flow_validate_action_rss(act,
5633                                                             sub_action_flags,
5634                                                             dev, attr,
5635                                                             item_flags,
5636                                                             error);
5637                         if (ret < 0)
5638                                 return ret;
5639                         if (rss && *sample_rss &&
5640                             ((*sample_rss)->level != rss->level ||
5641                             (*sample_rss)->types != rss->types))
5642                                 return rte_flow_error_set(error, ENOTSUP,
5643                                         RTE_FLOW_ERROR_TYPE_ACTION,
5644                                         NULL,
5645                                         "Can't use the different RSS types "
5646                                         "or level in the same flow");
5647                         if (*sample_rss != NULL && (*sample_rss)->queue_num)
5648                                 queue_index = (*sample_rss)->queue[0];
5649                         sub_action_flags |= MLX5_FLOW_ACTION_RSS;
5650                         ++actions_n;
5651                         break;
5652                 case RTE_FLOW_ACTION_TYPE_MARK:
5653                         ret = flow_dv_validate_action_mark(dev, act,
5654                                                            sub_action_flags,
5655                                                            attr, error);
5656                         if (ret < 0)
5657                                 return ret;
5658                         if (dev_conf->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY)
5659                                 sub_action_flags |= MLX5_FLOW_ACTION_MARK |
5660                                                 MLX5_FLOW_ACTION_MARK_EXT;
5661                         else
5662                                 sub_action_flags |= MLX5_FLOW_ACTION_MARK;
5663                         ++actions_n;
5664                         break;
5665                 case RTE_FLOW_ACTION_TYPE_COUNT:
5666                         ret = flow_dv_validate_action_count
5667                                 (dev, is_shared_action_count(act),
5668                                  *action_flags | sub_action_flags,
5669                                  error);
5670                         if (ret < 0)
5671                                 return ret;
5672                         *count = act->conf;
5673                         sub_action_flags |= MLX5_FLOW_ACTION_COUNT;
5674                         *action_flags |= MLX5_FLOW_ACTION_COUNT;
5675                         ++actions_n;
5676                         break;
5677                 case RTE_FLOW_ACTION_TYPE_PORT_ID:
5678                         ret = flow_dv_validate_action_port_id(dev,
5679                                                               sub_action_flags,
5680                                                               act,
5681                                                               attr,
5682                                                               error);
5683                         if (ret)
5684                                 return ret;
5685                         sub_action_flags |= MLX5_FLOW_ACTION_PORT_ID;
5686                         ++actions_n;
5687                         break;
5688                 case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
5689                         ret = flow_dv_validate_action_raw_encap_decap
5690                                 (dev, NULL, act->conf, attr, &sub_action_flags,
5691                                  &actions_n, action, item_flags, error);
5692                         if (ret < 0)
5693                                 return ret;
5694                         ++actions_n;
5695                         break;
5696                 case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
5697                 case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
5698                         ret = flow_dv_validate_action_l2_encap(dev,
5699                                                                sub_action_flags,
5700                                                                act, attr,
5701                                                                error);
5702                         if (ret < 0)
5703                                 return ret;
5704                         sub_action_flags |= MLX5_FLOW_ACTION_ENCAP;
5705                         ++actions_n;
5706                         break;
5707                 default:
5708                         return rte_flow_error_set(error, ENOTSUP,
5709                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5710                                                   NULL,
5711                                                   "Doesn't support optional "
5712                                                   "action");
5713                 }
5714         }
5715         if (attr->ingress && !attr->transfer) {
5716                 if (!(sub_action_flags & (MLX5_FLOW_ACTION_QUEUE |
5717                                           MLX5_FLOW_ACTION_RSS)))
5718                         return rte_flow_error_set(error, EINVAL,
5719                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5720                                                   NULL,
5721                                                   "Ingress must has a dest "
5722                                                   "QUEUE for Sample");
5723         } else if (attr->egress && !attr->transfer) {
5724                 return rte_flow_error_set(error, ENOTSUP,
5725                                           RTE_FLOW_ERROR_TYPE_ACTION,
5726                                           NULL,
5727                                           "Sample Only support Ingress "
5728                                           "or E-Switch");
5729         } else if (sample->actions->type != RTE_FLOW_ACTION_TYPE_END) {
5730                 MLX5_ASSERT(attr->transfer);
5731                 if (sample->ratio > 1)
5732                         return rte_flow_error_set(error, ENOTSUP,
5733                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5734                                                   NULL,
5735                                                   "E-Switch doesn't support "
5736                                                   "any optional action "
5737                                                   "for sampling");
5738                 if (sub_action_flags & MLX5_FLOW_ACTION_QUEUE)
5739                         return rte_flow_error_set(error, ENOTSUP,
5740                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5741                                                   NULL,
5742                                                   "unsupported action QUEUE");
5743                 if (sub_action_flags & MLX5_FLOW_ACTION_RSS)
5744                         return rte_flow_error_set(error, ENOTSUP,
5745                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5746                                                   NULL,
5747                                                   "unsupported action QUEUE");
5748                 if (!(sub_action_flags & MLX5_FLOW_ACTION_PORT_ID))
5749                         return rte_flow_error_set(error, EINVAL,
5750                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5751                                                   NULL,
5752                                                   "E-Switch must has a dest "
5753                                                   "port for mirroring");
5754                 if (!priv->config.hca_attr.reg_c_preserve &&
5755                      priv->representor_id != UINT16_MAX)
5756                         *fdb_mirror_limit = 1;
5757         }
5758         /* Continue validation for Xcap actions.*/
5759         if ((sub_action_flags & MLX5_FLOW_XCAP_ACTIONS) &&
5760             (queue_index == 0xFFFF ||
5761              mlx5_rxq_get_type(dev, queue_index) != MLX5_RXQ_TYPE_HAIRPIN)) {
5762                 if ((sub_action_flags & MLX5_FLOW_XCAP_ACTIONS) ==
5763                      MLX5_FLOW_XCAP_ACTIONS)
5764                         return rte_flow_error_set(error, ENOTSUP,
5765                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5766                                                   NULL, "encap and decap "
5767                                                   "combination aren't "
5768                                                   "supported");
5769                 if (!attr->transfer && attr->ingress && (sub_action_flags &
5770                                                         MLX5_FLOW_ACTION_ENCAP))
5771                         return rte_flow_error_set(error, ENOTSUP,
5772                                                   RTE_FLOW_ERROR_TYPE_ACTION,
5773                                                   NULL, "encap is not supported"
5774                                                   " for ingress traffic");
5775         }
5776         return 0;
5777 }
5778
5779 /**
5780  * Find existing modify-header resource or create and register a new one.
5781  *
5782  * @param dev[in, out]
5783  *   Pointer to rte_eth_dev structure.
5784  * @param[in, out] resource
5785  *   Pointer to modify-header resource.
5786  * @parm[in, out] dev_flow
5787  *   Pointer to the dev_flow.
5788  * @param[out] error
5789  *   pointer to error structure.
5790  *
5791  * @return
5792  *   0 on success otherwise -errno and errno is set.
5793  */
5794 static int
5795 flow_dv_modify_hdr_resource_register
5796                         (struct rte_eth_dev *dev,
5797                          struct mlx5_flow_dv_modify_hdr_resource *resource,
5798                          struct mlx5_flow *dev_flow,
5799                          struct rte_flow_error *error)
5800 {
5801         struct mlx5_priv *priv = dev->data->dev_private;
5802         struct mlx5_dev_ctx_shared *sh = priv->sh;
5803         uint32_t key_len = sizeof(*resource) -
5804                            offsetof(typeof(*resource), ft_type) +
5805                            resource->actions_num * sizeof(resource->actions[0]);
5806         struct mlx5_list_entry *entry;
5807         struct mlx5_flow_cb_ctx ctx = {
5808                 .error = error,
5809                 .data = resource,
5810         };
5811         struct mlx5_hlist *modify_cmds;
5812         uint64_t key64;
5813
5814         modify_cmds = flow_dv_hlist_prepare(sh, &sh->modify_cmds,
5815                                 "hdr_modify",
5816                                 MLX5_FLOW_HDR_MODIFY_HTABLE_SZ,
5817                                 true, false, sh,
5818                                 flow_dv_modify_create_cb,
5819                                 flow_dv_modify_match_cb,
5820                                 flow_dv_modify_remove_cb,
5821                                 flow_dv_modify_clone_cb,
5822                                 flow_dv_modify_clone_free_cb);
5823         if (unlikely(!modify_cmds))
5824                 return -rte_errno;
5825         resource->root = !dev_flow->dv.group;
5826         if (resource->actions_num > flow_dv_modify_hdr_action_max(dev,
5827                                                                 resource->root))
5828                 return rte_flow_error_set(error, EOVERFLOW,
5829                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
5830                                           "too many modify header items");
5831         key64 = __rte_raw_cksum(&resource->ft_type, key_len, 0);
5832         entry = mlx5_hlist_register(modify_cmds, key64, &ctx);
5833         if (!entry)
5834                 return -rte_errno;
5835         resource = container_of(entry, typeof(*resource), entry);
5836         dev_flow->handle->dvh.modify_hdr = resource;
5837         return 0;
5838 }
5839
5840 /**
5841  * Get DV flow counter by index.
5842  *
5843  * @param[in] dev
5844  *   Pointer to the Ethernet device structure.
5845  * @param[in] idx
5846  *   mlx5 flow counter index in the container.
5847  * @param[out] ppool
5848  *   mlx5 flow counter pool in the container.
5849  *
5850  * @return
5851  *   Pointer to the counter, NULL otherwise.
5852  */
5853 static struct mlx5_flow_counter *
5854 flow_dv_counter_get_by_idx(struct rte_eth_dev *dev,
5855                            uint32_t idx,
5856                            struct mlx5_flow_counter_pool **ppool)
5857 {
5858         struct mlx5_priv *priv = dev->data->dev_private;
5859         struct mlx5_flow_counter_mng *cmng = &priv->sh->cmng;
5860         struct mlx5_flow_counter_pool *pool;
5861
5862         /* Decrease to original index and clear shared bit. */
5863         idx = (idx - 1) & (MLX5_CNT_SHARED_OFFSET - 1);
5864         MLX5_ASSERT(idx / MLX5_COUNTERS_PER_POOL < cmng->n);
5865         pool = cmng->pools[idx / MLX5_COUNTERS_PER_POOL];
5866         MLX5_ASSERT(pool);
5867         if (ppool)
5868                 *ppool = pool;
5869         return MLX5_POOL_GET_CNT(pool, idx % MLX5_COUNTERS_PER_POOL);
5870 }
5871
5872 /**
5873  * Check the devx counter belongs to the pool.
5874  *
5875  * @param[in] pool
5876  *   Pointer to the counter pool.
5877  * @param[in] id
5878  *   The counter devx ID.
5879  *
5880  * @return
5881  *   True if counter belongs to the pool, false otherwise.
5882  */
5883 static bool
5884 flow_dv_is_counter_in_pool(struct mlx5_flow_counter_pool *pool, int id)
5885 {
5886         int base = (pool->min_dcs->id / MLX5_COUNTERS_PER_POOL) *
5887                    MLX5_COUNTERS_PER_POOL;
5888
5889         if (id >= base && id < base + MLX5_COUNTERS_PER_POOL)
5890                 return true;
5891         return false;
5892 }
5893
5894 /**
5895  * Get a pool by devx counter ID.
5896  *
5897  * @param[in] cmng
5898  *   Pointer to the counter management.
5899  * @param[in] id
5900  *   The counter devx ID.
5901  *
5902  * @return
5903  *   The counter pool pointer if exists, NULL otherwise,
5904  */
5905 static struct mlx5_flow_counter_pool *
5906 flow_dv_find_pool_by_id(struct mlx5_flow_counter_mng *cmng, int id)
5907 {
5908         uint32_t i;
5909         struct mlx5_flow_counter_pool *pool = NULL;
5910
5911         rte_spinlock_lock(&cmng->pool_update_sl);
5912         /* Check last used pool. */
5913         if (cmng->last_pool_idx != POOL_IDX_INVALID &&
5914             flow_dv_is_counter_in_pool(cmng->pools[cmng->last_pool_idx], id)) {
5915                 pool = cmng->pools[cmng->last_pool_idx];
5916                 goto out;
5917         }
5918         /* ID out of range means no suitable pool in the container. */
5919         if (id > cmng->max_id || id < cmng->min_id)
5920                 goto out;
5921         /*
5922          * Find the pool from the end of the container, since mostly counter
5923          * ID is sequence increasing, and the last pool should be the needed
5924          * one.
5925          */
5926         i = cmng->n_valid;
5927         while (i--) {
5928                 struct mlx5_flow_counter_pool *pool_tmp = cmng->pools[i];
5929
5930                 if (flow_dv_is_counter_in_pool(pool_tmp, id)) {
5931                         pool = pool_tmp;
5932                         break;
5933                 }
5934         }
5935 out:
5936         rte_spinlock_unlock(&cmng->pool_update_sl);
5937         return pool;
5938 }
5939
5940 /**
5941  * Resize a counter container.
5942  *
5943  * @param[in] dev
5944  *   Pointer to the Ethernet device structure.
5945  *
5946  * @return
5947  *   0 on success, otherwise negative errno value and rte_errno is set.
5948  */
5949 static int
5950 flow_dv_container_resize(struct rte_eth_dev *dev)
5951 {
5952         struct mlx5_priv *priv = dev->data->dev_private;
5953         struct mlx5_flow_counter_mng *cmng = &priv->sh->cmng;
5954         void *old_pools = cmng->pools;
5955         uint32_t resize = cmng->n + MLX5_CNT_CONTAINER_RESIZE;
5956         uint32_t mem_size = sizeof(struct mlx5_flow_counter_pool *) * resize;
5957         void *pools = mlx5_malloc(MLX5_MEM_ZERO, mem_size, 0, SOCKET_ID_ANY);
5958
5959         if (!pools) {
5960                 rte_errno = ENOMEM;
5961                 return -ENOMEM;
5962         }
5963         if (old_pools)
5964                 memcpy(pools, old_pools, cmng->n *
5965                                        sizeof(struct mlx5_flow_counter_pool *));
5966         cmng->n = resize;
5967         cmng->pools = pools;
5968         if (old_pools)
5969                 mlx5_free(old_pools);
5970         return 0;
5971 }
5972
5973 /**
5974  * Query a devx flow counter.
5975  *
5976  * @param[in] dev
5977  *   Pointer to the Ethernet device structure.
5978  * @param[in] counter
5979  *   Index to the flow counter.
5980  * @param[out] pkts
5981  *   The statistics value of packets.
5982  * @param[out] bytes
5983  *   The statistics value of bytes.
5984  *
5985  * @return
5986  *   0 on success, otherwise a negative errno value and rte_errno is set.
5987  */
5988 static inline int
5989 _flow_dv_query_count(struct rte_eth_dev *dev, uint32_t counter, uint64_t *pkts,
5990                      uint64_t *bytes)
5991 {
5992         struct mlx5_priv *priv = dev->data->dev_private;
5993         struct mlx5_flow_counter_pool *pool = NULL;
5994         struct mlx5_flow_counter *cnt;
5995         int offset;
5996
5997         cnt = flow_dv_counter_get_by_idx(dev, counter, &pool);
5998         MLX5_ASSERT(pool);
5999         if (priv->sh->cmng.counter_fallback)
6000                 return mlx5_devx_cmd_flow_counter_query(cnt->dcs_when_active, 0,
6001                                         0, pkts, bytes, 0, NULL, NULL, 0);
6002         rte_spinlock_lock(&pool->sl);
6003         if (!pool->raw) {
6004                 *pkts = 0;
6005                 *bytes = 0;
6006         } else {
6007                 offset = MLX5_CNT_ARRAY_IDX(pool, cnt);
6008                 *pkts = rte_be_to_cpu_64(pool->raw->data[offset].hits);
6009                 *bytes = rte_be_to_cpu_64(pool->raw->data[offset].bytes);
6010         }
6011         rte_spinlock_unlock(&pool->sl);
6012         return 0;
6013 }
6014
6015 /**
6016  * Create and initialize a new counter pool.
6017  *
6018  * @param[in] dev
6019  *   Pointer to the Ethernet device structure.
6020  * @param[out] dcs
6021  *   The devX counter handle.
6022  * @param[in] age
6023  *   Whether the pool is for counter that was allocated for aging.
6024  * @param[in/out] cont_cur
6025  *   Pointer to the container pointer, it will be update in pool resize.
6026  *
6027  * @return
6028  *   The pool container pointer on success, NULL otherwise and rte_errno is set.
6029  */
6030 static struct mlx5_flow_counter_pool *
6031 flow_dv_pool_create(struct rte_eth_dev *dev, struct mlx5_devx_obj *dcs,
6032                     uint32_t age)
6033 {
6034         struct mlx5_priv *priv = dev->data->dev_private;
6035         struct mlx5_flow_counter_pool *pool;
6036         struct mlx5_flow_counter_mng *cmng = &priv->sh->cmng;
6037         bool fallback = priv->sh->cmng.counter_fallback;
6038         uint32_t size = sizeof(*pool);
6039
6040         size += MLX5_COUNTERS_PER_POOL * MLX5_CNT_SIZE;
6041         size += (!age ? 0 : MLX5_COUNTERS_PER_POOL * MLX5_AGE_SIZE);
6042         pool = mlx5_malloc(MLX5_MEM_ZERO, size, 0, SOCKET_ID_ANY);
6043         if (!pool) {
6044                 rte_errno = ENOMEM;
6045                 return NULL;
6046         }
6047         pool->raw = NULL;
6048         pool->is_aged = !!age;
6049         pool->query_gen = 0;
6050         pool->min_dcs = dcs;
6051         rte_spinlock_init(&pool->sl);
6052         rte_spinlock_init(&pool->csl);
6053         TAILQ_INIT(&pool->counters[0]);
6054         TAILQ_INIT(&pool->counters[1]);
6055         pool->time_of_last_age_check = MLX5_CURR_TIME_SEC;
6056         rte_spinlock_lock(&cmng->pool_update_sl);
6057         pool->index = cmng->n_valid;
6058         if (pool->index == cmng->n && flow_dv_container_resize(dev)) {
6059                 mlx5_free(pool);
6060                 rte_spinlock_unlock(&cmng->pool_update_sl);
6061                 return NULL;
6062         }
6063         cmng->pools[pool->index] = pool;
6064         cmng->n_valid++;
6065         if (unlikely(fallback)) {
6066                 int base = RTE_ALIGN_FLOOR(dcs->id, MLX5_COUNTERS_PER_POOL);
6067
6068                 if (base < cmng->min_id)
6069                         cmng->min_id = base;
6070                 if (base > cmng->max_id)
6071                         cmng->max_id = base + MLX5_COUNTERS_PER_POOL - 1;
6072                 cmng->last_pool_idx = pool->index;
6073         }
6074         rte_spinlock_unlock(&cmng->pool_update_sl);
6075         return pool;
6076 }
6077
6078 /**
6079  * Prepare a new counter and/or a new counter pool.
6080  *
6081  * @param[in] dev
6082  *   Pointer to the Ethernet device structure.
6083  * @param[out] cnt_free
6084  *   Where to put the pointer of a new counter.
6085  * @param[in] age
6086  *   Whether the pool is for counter that was allocated for aging.
6087  *
6088  * @return
6089  *   The counter pool pointer and @p cnt_free is set on success,
6090  *   NULL otherwise and rte_errno is set.
6091  */
6092 static struct mlx5_flow_counter_pool *
6093 flow_dv_counter_pool_prepare(struct rte_eth_dev *dev,
6094                              struct mlx5_flow_counter **cnt_free,
6095                              uint32_t age)
6096 {
6097         struct mlx5_priv *priv = dev->data->dev_private;
6098         struct mlx5_flow_counter_mng *cmng = &priv->sh->cmng;
6099         struct mlx5_flow_counter_pool *pool;
6100         struct mlx5_counters tmp_tq;
6101         struct mlx5_devx_obj *dcs = NULL;
6102         struct mlx5_flow_counter *cnt;
6103         enum mlx5_counter_type cnt_type =
6104                         age ? MLX5_COUNTER_TYPE_AGE : MLX5_COUNTER_TYPE_ORIGIN;
6105         bool fallback = priv->sh->cmng.counter_fallback;
6106         uint32_t i;
6107
6108         if (fallback) {
6109                 /* bulk_bitmap must be 0 for single counter allocation. */
6110                 dcs = mlx5_devx_cmd_flow_counter_alloc(priv->sh->ctx, 0);
6111                 if (!dcs)
6112                         return NULL;
6113                 pool = flow_dv_find_pool_by_id(cmng, dcs->id);
6114                 if (!pool) {
6115                         pool = flow_dv_pool_create(dev, dcs, age);
6116                         if (!pool) {
6117                                 mlx5_devx_cmd_destroy(dcs);
6118                                 return NULL;
6119                         }
6120                 }
6121                 i = dcs->id % MLX5_COUNTERS_PER_POOL;
6122                 cnt = MLX5_POOL_GET_CNT(pool, i);
6123                 cnt->pool = pool;
6124                 cnt->dcs_when_free = dcs;
6125                 *cnt_free = cnt;
6126                 return pool;
6127         }
6128         dcs = mlx5_devx_cmd_flow_counter_alloc(priv->sh->ctx, 0x4);
6129         if (!dcs) {
6130                 rte_errno = ENODATA;
6131                 return NULL;
6132         }
6133         pool = flow_dv_pool_create(dev, dcs, age);
6134         if (!pool) {
6135                 mlx5_devx_cmd_destroy(dcs);
6136                 return NULL;
6137         }
6138         TAILQ_INIT(&tmp_tq);
6139         for (i = 1; i < MLX5_COUNTERS_PER_POOL; ++i) {
6140                 cnt = MLX5_POOL_GET_CNT(pool, i);
6141                 cnt->pool = pool;
6142                 TAILQ_INSERT_HEAD(&tmp_tq, cnt, next);
6143         }
6144         rte_spinlock_lock(&cmng->csl[cnt_type]);
6145         TAILQ_CONCAT(&cmng->counters[cnt_type], &tmp_tq, next);
6146         rte_spinlock_unlock(&cmng->csl[cnt_type]);
6147         *cnt_free = MLX5_POOL_GET_CNT(pool, 0);
6148         (*cnt_free)->pool = pool;
6149         return pool;
6150 }
6151
6152 /**
6153  * Allocate a flow counter.
6154  *
6155  * @param[in] dev
6156  *   Pointer to the Ethernet device structure.
6157  * @param[in] age
6158  *   Whether the counter was allocated for aging.
6159  *
6160  * @return
6161  *   Index to flow counter on success, 0 otherwise and rte_errno is set.
6162  */
6163 static uint32_t
6164 flow_dv_counter_alloc(struct rte_eth_dev *dev, uint32_t age)
6165 {
6166         struct mlx5_priv *priv = dev->data->dev_private;
6167         struct mlx5_flow_counter_pool *pool = NULL;
6168         struct mlx5_flow_counter *cnt_free = NULL;
6169         bool fallback = priv->sh->cmng.counter_fallback;
6170         struct mlx5_flow_counter_mng *cmng = &priv->sh->cmng;
6171         enum mlx5_counter_type cnt_type =
6172                         age ? MLX5_COUNTER_TYPE_AGE : MLX5_COUNTER_TYPE_ORIGIN;
6173         uint32_t cnt_idx;
6174
6175         if (!priv->config.devx) {
6176                 rte_errno = ENOTSUP;
6177                 return 0;
6178         }
6179         /* Get free counters from container. */
6180         rte_spinlock_lock(&cmng->csl[cnt_type]);
6181         cnt_free = TAILQ_FIRST(&cmng->counters[cnt_type]);
6182         if (cnt_free)
6183                 TAILQ_REMOVE(&cmng->counters[cnt_type], cnt_free, next);
6184         rte_spinlock_unlock(&cmng->csl[cnt_type]);
6185         if (!cnt_free && !flow_dv_counter_pool_prepare(dev, &cnt_free, age))
6186                 goto err;
6187         pool = cnt_free->pool;
6188         if (fallback)
6189                 cnt_free->dcs_when_active = cnt_free->dcs_when_free;
6190         /* Create a DV counter action only in the first time usage. */
6191         if (!cnt_free->action) {
6192                 uint16_t offset;
6193                 struct mlx5_devx_obj *dcs;
6194                 int ret;
6195
6196                 if (!fallback) {
6197                         offset = MLX5_CNT_ARRAY_IDX(pool, cnt_free);
6198                         dcs = pool->min_dcs;
6199                 } else {
6200                         offset = 0;
6201                         dcs = cnt_free->dcs_when_free;
6202                 }
6203                 ret = mlx5_flow_os_create_flow_action_count(dcs->obj, offset,
6204                                                             &cnt_free->action);
6205                 if (ret) {
6206                         rte_errno = errno;
6207                         goto err;
6208                 }
6209         }
6210         cnt_idx = MLX5_MAKE_CNT_IDX(pool->index,
6211                                 MLX5_CNT_ARRAY_IDX(pool, cnt_free));
6212         /* Update the counter reset values. */
6213         if (_flow_dv_query_count(dev, cnt_idx, &cnt_free->hits,
6214                                  &cnt_free->bytes))
6215                 goto err;
6216         if (!fallback && !priv->sh->cmng.query_thread_on)
6217                 /* Start the asynchronous batch query by the host thread. */
6218                 mlx5_set_query_alarm(priv->sh);
6219         /*
6220          * When the count action isn't shared (by ID), shared_info field is
6221          * used for indirect action API's refcnt.
6222          * When the counter action is not shared neither by ID nor by indirect
6223          * action API, shared info must be 1.
6224          */
6225         cnt_free->shared_info.refcnt = 1;
6226         return cnt_idx;
6227 err:
6228         if (cnt_free) {
6229                 cnt_free->pool = pool;
6230                 if (fallback)
6231                         cnt_free->dcs_when_free = cnt_free->dcs_when_active;
6232                 rte_spinlock_lock(&cmng->csl[cnt_type]);
6233                 TAILQ_INSERT_TAIL(&cmng->counters[cnt_type], cnt_free, next);
6234                 rte_spinlock_unlock(&cmng->csl[cnt_type]);
6235         }
6236         return 0;
6237 }
6238
6239 /**
6240  * Allocate a shared flow counter.
6241  *
6242  * @param[in] ctx
6243  *   Pointer to the shared counter configuration.
6244  * @param[in] data
6245  *   Pointer to save the allocated counter index.
6246  *
6247  * @return
6248  *   Index to flow counter on success, 0 otherwise and rte_errno is set.
6249  */
6250
6251 static int32_t
6252 flow_dv_counter_alloc_shared_cb(void *ctx, union mlx5_l3t_data *data)
6253 {
6254         struct mlx5_shared_counter_conf *conf = ctx;
6255         struct rte_eth_dev *dev = conf->dev;
6256         struct mlx5_flow_counter *cnt;
6257
6258         data->dword = flow_dv_counter_alloc(dev, 0);
6259         data->dword |= MLX5_CNT_SHARED_OFFSET;
6260         cnt = flow_dv_counter_get_by_idx(dev, data->dword, NULL);
6261         cnt->shared_info.id = conf->id;
6262         return 0;
6263 }
6264
6265 /**
6266  * Get a shared flow counter.
6267  *
6268  * @param[in] dev
6269  *   Pointer to the Ethernet device structure.
6270  * @param[in] id
6271  *   Counter identifier.
6272  *
6273  * @return
6274  *   Index to flow counter on success, 0 otherwise and rte_errno is set.
6275  */
6276 static uint32_t
6277 flow_dv_counter_get_shared(struct rte_eth_dev *dev, uint32_t id)
6278 {
6279         struct mlx5_priv *priv = dev->data->dev_private;
6280         struct mlx5_shared_counter_conf conf = {
6281                 .dev = dev,
6282                 .id = id,
6283         };
6284         union mlx5_l3t_data data = {
6285                 .dword = 0,
6286         };
6287
6288         mlx5_l3t_prepare_entry(priv->sh->cnt_id_tbl, id, &data,
6289                                flow_dv_counter_alloc_shared_cb, &conf);
6290         return data.dword;
6291 }
6292
6293 /**
6294  * Get age param from counter index.
6295  *
6296  * @param[in] dev
6297  *   Pointer to the Ethernet device structure.
6298  * @param[in] counter
6299  *   Index to the counter handler.
6300  *
6301  * @return
6302  *   The aging parameter specified for the counter index.
6303  */
6304 static struct mlx5_age_param*
6305 flow_dv_counter_idx_get_age(struct rte_eth_dev *dev,
6306                                 uint32_t counter)
6307 {
6308         struct mlx5_flow_counter *cnt;
6309         struct mlx5_flow_counter_pool *pool = NULL;
6310
6311         flow_dv_counter_get_by_idx(dev, counter, &pool);
6312         counter = (counter - 1) % MLX5_COUNTERS_PER_POOL;
6313         cnt = MLX5_POOL_GET_CNT(pool, counter);
6314         return MLX5_CNT_TO_AGE(cnt);
6315 }
6316
6317 /**
6318  * Remove a flow counter from aged counter list.
6319  *
6320  * @param[in] dev
6321  *   Pointer to the Ethernet device structure.
6322  * @param[in] counter
6323  *   Index to the counter handler.
6324  * @param[in] cnt
6325  *   Pointer to the counter handler.
6326  */
6327 static void
6328 flow_dv_counter_remove_from_age(struct rte_eth_dev *dev,
6329                                 uint32_t counter, struct mlx5_flow_counter *cnt)
6330 {
6331         struct mlx5_age_info *age_info;
6332         struct mlx5_age_param *age_param;
6333         struct mlx5_priv *priv = dev->data->dev_private;
6334         uint16_t expected = AGE_CANDIDATE;
6335
6336         age_info = GET_PORT_AGE_INFO(priv);
6337         age_param = flow_dv_counter_idx_get_age(dev, counter);
6338         if (!__atomic_compare_exchange_n(&age_param->state, &expected,
6339                                          AGE_FREE, false, __ATOMIC_RELAXED,
6340                                          __ATOMIC_RELAXED)) {
6341                 /**
6342                  * We need the lock even it is age timeout,
6343                  * since counter may still in process.
6344                  */
6345                 rte_spinlock_lock(&age_info->aged_sl);
6346                 TAILQ_REMOVE(&age_info->aged_counters, cnt, next);
6347                 rte_spinlock_unlock(&age_info->aged_sl);
6348                 __atomic_store_n(&age_param->state, AGE_FREE, __ATOMIC_RELAXED);
6349         }
6350 }
6351
6352 /**
6353  * Release a flow counter.
6354  *
6355  * @param[in] dev
6356  *   Pointer to the Ethernet device structure.
6357  * @param[in] counter
6358  *   Index to the counter handler.
6359  */
6360 static void
6361 flow_dv_counter_free(struct rte_eth_dev *dev, uint32_t counter)
6362 {
6363         struct mlx5_priv *priv = dev->data->dev_private;
6364         struct mlx5_flow_counter_pool *pool = NULL;
6365         struct mlx5_flow_counter *cnt;
6366         enum mlx5_counter_type cnt_type;
6367
6368         if (!counter)
6369                 return;
6370         cnt = flow_dv_counter_get_by_idx(dev, counter, &pool);
6371         MLX5_ASSERT(pool);
6372         if (pool->is_aged) {
6373                 flow_dv_counter_remove_from_age(dev, counter, cnt);
6374         } else {
6375                 /*
6376                  * If the counter action is shared by ID, the l3t_clear_entry
6377                  * function reduces its references counter. If after the
6378                  * reduction the action is still referenced, the function
6379                  * returns here and does not release it.
6380                  */
6381                 if (IS_LEGACY_SHARED_CNT(counter) &&
6382                     mlx5_l3t_clear_entry(priv->sh->cnt_id_tbl,
6383                                          cnt->shared_info.id))
6384                         return;
6385                 /*
6386                  * If the counter action is shared by indirect action API,
6387                  * the atomic function reduces its references counter.
6388                  * If after the reduction the action is still referenced, the
6389                  * function returns here and does not release it.
6390                  * When the counter action is not shared neither by ID nor by
6391                  * indirect action API, shared info is 1 before the reduction,
6392                  * so this condition is failed and function doesn't return here.
6393                  */
6394                 if (!IS_LEGACY_SHARED_CNT(counter) &&
6395                     __atomic_sub_fetch(&cnt->shared_info.refcnt, 1,
6396                                        __ATOMIC_RELAXED))
6397                         return;
6398         }
6399         cnt->pool = pool;
6400         /*
6401          * Put the counter back to list to be updated in none fallback mode.
6402          * Currently, we are using two list alternately, while one is in query,
6403          * add the freed counter to the other list based on the pool query_gen
6404          * value. After query finishes, add counter the list to the global
6405          * container counter list. The list changes while query starts. In
6406          * this case, lock will not be needed as query callback and release
6407          * function both operate with the different list.
6408          */
6409         if (!priv->sh->cmng.counter_fallback) {
6410                 rte_spinlock_lock(&pool->csl);
6411                 TAILQ_INSERT_TAIL(&pool->counters[pool->query_gen], cnt, next);
6412                 rte_spinlock_unlock(&pool->csl);
6413         } else {
6414                 cnt->dcs_when_free = cnt->dcs_when_active;
6415                 cnt_type = pool->is_aged ? MLX5_COUNTER_TYPE_AGE :
6416                                            MLX5_COUNTER_TYPE_ORIGIN;
6417                 rte_spinlock_lock(&priv->sh->cmng.csl[cnt_type]);
6418                 TAILQ_INSERT_TAIL(&priv->sh->cmng.counters[cnt_type],
6419                                   cnt, next);
6420                 rte_spinlock_unlock(&priv->sh->cmng.csl[cnt_type]);
6421         }
6422 }
6423
6424 /**
6425  * Resize a meter id container.
6426  *
6427  * @param[in] dev
6428  *   Pointer to the Ethernet device structure.
6429  *
6430  * @return
6431  *   0 on success, otherwise negative errno value and rte_errno is set.
6432  */
6433 static int
6434 flow_dv_mtr_container_resize(struct rte_eth_dev *dev)
6435 {
6436         struct mlx5_priv *priv = dev->data->dev_private;
6437         struct mlx5_aso_mtr_pools_mng *pools_mng =
6438                                 &priv->sh->mtrmng->pools_mng;
6439         void *old_pools = pools_mng->pools;
6440         uint32_t resize = pools_mng->n + MLX5_MTRS_CONTAINER_RESIZE;
6441         uint32_t mem_size = sizeof(struct mlx5_aso_mtr_pool *) * resize;
6442         void *pools = mlx5_malloc(MLX5_MEM_ZERO, mem_size, 0, SOCKET_ID_ANY);
6443
6444         if (!pools) {
6445                 rte_errno = ENOMEM;
6446                 return -ENOMEM;
6447         }
6448         if (!pools_mng->n)
6449                 if (mlx5_aso_queue_init(priv->sh, ASO_OPC_MOD_POLICER)) {
6450                         mlx5_free(pools);
6451                         return -ENOMEM;
6452                 }
6453         if (old_pools)
6454                 memcpy(pools, old_pools, pools_mng->n *
6455                                        sizeof(struct mlx5_aso_mtr_pool *));
6456         pools_mng->n = resize;
6457         pools_mng->pools = pools;
6458         if (old_pools)
6459                 mlx5_free(old_pools);
6460         return 0;
6461 }
6462
6463 /**
6464  * Prepare a new meter and/or a new meter pool.
6465  *
6466  * @param[in] dev
6467  *   Pointer to the Ethernet device structure.
6468  * @param[out] mtr_free
6469  *   Where to put the pointer of a new meter.g.
6470  *
6471  * @return
6472  *   The meter pool pointer and @mtr_free is set on success,
6473  *   NULL otherwise and rte_errno is set.
6474  */
6475 static struct mlx5_aso_mtr_pool *
6476 flow_dv_mtr_pool_create(struct rte_eth_dev *dev,
6477                              struct mlx5_aso_mtr **mtr_free)
6478 {
6479         struct mlx5_priv *priv = dev->data->dev_private;
6480         struct mlx5_aso_mtr_pools_mng *pools_mng =
6481                                 &priv->sh->mtrmng->pools_mng;
6482         struct mlx5_aso_mtr_pool *pool = NULL;
6483         struct mlx5_devx_obj *dcs = NULL;
6484         uint32_t i;
6485         uint32_t log_obj_size;
6486
6487         log_obj_size = rte_log2_u32(MLX5_ASO_MTRS_PER_POOL >> 1);
6488         dcs = mlx5_devx_cmd_create_flow_meter_aso_obj(priv->sh->ctx,
6489                         priv->sh->pdn, log_obj_size);
6490         if (!dcs) {
6491                 rte_errno = ENODATA;
6492                 return NULL;
6493         }
6494         pool = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*pool), 0, SOCKET_ID_ANY);
6495         if (!pool) {
6496                 rte_errno = ENOMEM;
6497                 claim_zero(mlx5_devx_cmd_destroy(dcs));
6498                 return NULL;
6499         }
6500         pool->devx_obj = dcs;
6501         pool->index = pools_mng->n_valid;
6502         if (pool->index == pools_mng->n && flow_dv_mtr_container_resize(dev)) {
6503                 mlx5_free(pool);
6504                 claim_zero(mlx5_devx_cmd_destroy(dcs));
6505                 return NULL;
6506         }
6507         pools_mng->pools[pool->index] = pool;
6508         pools_mng->n_valid++;
6509         for (i = 1; i < MLX5_ASO_MTRS_PER_POOL; ++i) {
6510                 pool->mtrs[i].offset = i;
6511                 LIST_INSERT_HEAD(&pools_mng->meters,
6512                                                 &pool->mtrs[i], next);
6513         }
6514         pool->mtrs[0].offset = 0;
6515         *mtr_free = &pool->mtrs[0];
6516         return pool;
6517 }
6518
6519 /**
6520  * Release a flow meter into pool.
6521  *
6522  * @param[in] dev
6523  *   Pointer to the Ethernet device structure.
6524  * @param[in] mtr_idx
6525  *   Index to aso flow meter.
6526  */
6527 static void
6528 flow_dv_aso_mtr_release_to_pool(struct rte_eth_dev *dev, uint32_t mtr_idx)
6529 {
6530         struct mlx5_priv *priv = dev->data->dev_private;
6531         struct mlx5_aso_mtr_pools_mng *pools_mng =
6532                                 &priv->sh->mtrmng->pools_mng;
6533         struct mlx5_aso_mtr *aso_mtr = mlx5_aso_meter_by_idx(priv, mtr_idx);
6534
6535         MLX5_ASSERT(aso_mtr);
6536         rte_spinlock_lock(&pools_mng->mtrsl);
6537         memset(&aso_mtr->fm, 0, sizeof(struct mlx5_flow_meter_info));
6538         aso_mtr->state = ASO_METER_FREE;
6539         LIST_INSERT_HEAD(&pools_mng->meters, aso_mtr, next);
6540         rte_spinlock_unlock(&pools_mng->mtrsl);
6541 }
6542
6543 /**
6544  * Allocate a aso flow meter.
6545  *
6546  * @param[in] dev
6547  *   Pointer to the Ethernet device structure.
6548  *
6549  * @return
6550  *   Index to aso flow meter on success, 0 otherwise and rte_errno is set.
6551  */
6552 static uint32_t
6553 flow_dv_mtr_alloc(struct rte_eth_dev *dev)
6554 {
6555         struct mlx5_priv *priv = dev->data->dev_private;
6556         struct mlx5_aso_mtr *mtr_free = NULL;
6557         struct mlx5_aso_mtr_pools_mng *pools_mng =
6558                                 &priv->sh->mtrmng->pools_mng;
6559         struct mlx5_aso_mtr_pool *pool;
6560         uint32_t mtr_idx = 0;
6561
6562         if (!priv->config.devx) {
6563                 rte_errno = ENOTSUP;
6564                 return 0;
6565         }
6566         /* Allocate the flow meter memory. */
6567         /* Get free meters from management. */
6568         rte_spinlock_lock(&pools_mng->mtrsl);
6569         mtr_free = LIST_FIRST(&pools_mng->meters);
6570         if (mtr_free)
6571                 LIST_REMOVE(mtr_free, next);
6572         if (!mtr_free && !flow_dv_mtr_pool_create(dev, &mtr_free)) {
6573                 rte_spinlock_unlock(&pools_mng->mtrsl);
6574                 return 0;
6575         }
6576         mtr_free->state = ASO_METER_WAIT;
6577         rte_spinlock_unlock(&pools_mng->mtrsl);
6578         pool = container_of(mtr_free,
6579                         struct mlx5_aso_mtr_pool,
6580                         mtrs[mtr_free->offset]);
6581         mtr_idx = MLX5_MAKE_MTR_IDX(pool->index, mtr_free->offset);
6582         if (!mtr_free->fm.meter_action) {
6583 #ifdef HAVE_MLX5_DR_CREATE_ACTION_ASO
6584                 struct rte_flow_error error;
6585                 uint8_t reg_id;
6586
6587                 reg_id = mlx5_flow_get_reg_id(dev, MLX5_MTR_COLOR, 0, &error);
6588                 mtr_free->fm.meter_action =
6589                         mlx5_glue->dv_create_flow_action_aso
6590                                                 (priv->sh->rx_domain,
6591                                                  pool->devx_obj->obj,
6592                                                  mtr_free->offset,
6593                                                  (1 << MLX5_FLOW_COLOR_GREEN),
6594                                                  reg_id - REG_C_0);
6595 #endif /* HAVE_MLX5_DR_CREATE_ACTION_ASO */
6596                 if (!mtr_free->fm.meter_action) {
6597                         flow_dv_aso_mtr_release_to_pool(dev, mtr_idx);
6598                         return 0;
6599                 }
6600         }
6601         return mtr_idx;
6602 }
6603
6604 /**
6605  * Verify the @p attributes will be correctly understood by the NIC and store
6606  * them in the @p flow if everything is correct.
6607  *
6608  * @param[in] dev
6609  *   Pointer to dev struct.
6610  * @param[in] attributes
6611  *   Pointer to flow attributes
6612  * @param[in] external
6613  *   This flow rule is created by request external to PMD.
6614  * @param[out] error
6615  *   Pointer to error structure.
6616  *
6617  * @return
6618  *   - 0 on success and non root table.
6619  *   - 1 on success and root table.
6620  *   - a negative errno value otherwise and rte_errno is set.
6621  */
6622 static int
6623 flow_dv_validate_attributes(struct rte_eth_dev *dev,
6624                             const struct mlx5_flow_tunnel *tunnel,
6625                             const struct rte_flow_attr *attributes,
6626                             const struct flow_grp_info *grp_info,
6627                             struct rte_flow_error *error)
6628 {
6629         struct mlx5_priv *priv = dev->data->dev_private;
6630         uint32_t lowest_priority = mlx5_get_lowest_priority(dev, attributes);
6631         int ret = 0;
6632
6633 #ifndef HAVE_MLX5DV_DR
6634         RTE_SET_USED(tunnel);
6635         RTE_SET_USED(grp_info);
6636         if (attributes->group)
6637                 return rte_flow_error_set(error, ENOTSUP,
6638                                           RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
6639                                           NULL,
6640                                           "groups are not supported");
6641 #else
6642         uint32_t table = 0;
6643
6644         ret = mlx5_flow_group_to_table(dev, tunnel, attributes->group, &table,
6645                                        grp_info, error);
6646         if (ret)
6647                 return ret;
6648         if (!table)
6649                 ret = MLX5DV_DR_ACTION_FLAGS_ROOT_LEVEL;
6650 #endif
6651         if (attributes->priority != MLX5_FLOW_LOWEST_PRIO_INDICATOR &&
6652             attributes->priority > lowest_priority)
6653                 return rte_flow_error_set(error, ENOTSUP,
6654                                           RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
6655                                           NULL,
6656                                           "priority out of range");
6657         if (attributes->transfer) {
6658                 if (!priv->config.dv_esw_en)
6659                         return rte_flow_error_set
6660                                 (error, ENOTSUP,
6661                                  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
6662                                  "E-Switch dr is not supported");
6663                 if (!(priv->representor || priv->master))
6664                         return rte_flow_error_set
6665                                 (error, EINVAL, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
6666                                  NULL, "E-Switch configuration can only be"
6667                                  " done by a master or a representor device");
6668                 if (attributes->egress)
6669                         return rte_flow_error_set
6670                                 (error, ENOTSUP,
6671                                  RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, attributes,
6672                                  "egress is not supported");
6673         }
6674         if (!(attributes->egress ^ attributes->ingress))
6675                 return rte_flow_error_set(error, ENOTSUP,
6676                                           RTE_FLOW_ERROR_TYPE_ATTR, NULL,
6677                                           "must specify exactly one of "
6678                                           "ingress or egress");
6679         return ret;
6680 }
6681
6682 static uint16_t
6683 mlx5_flow_locate_proto_l3(const struct rte_flow_item **head,
6684                           const struct rte_flow_item *end)
6685 {
6686         const struct rte_flow_item *item = *head;
6687         uint16_t l3_protocol;
6688
6689         for (; item != end; item++) {
6690                 switch (item->type) {
6691                 default:
6692                         break;
6693                 case RTE_FLOW_ITEM_TYPE_IPV4:
6694                         l3_protocol = RTE_ETHER_TYPE_IPV4;
6695                         goto l3_ok;
6696                 case RTE_FLOW_ITEM_TYPE_IPV6:
6697                         l3_protocol = RTE_ETHER_TYPE_IPV6;
6698                         goto l3_ok;
6699                 case RTE_FLOW_ITEM_TYPE_ETH:
6700                         if (item->mask && item->spec) {
6701                                 MLX5_ETHER_TYPE_FROM_HEADER(rte_flow_item_eth,
6702                                                             type, item,
6703                                                             l3_protocol);
6704                                 if (l3_protocol == RTE_ETHER_TYPE_IPV4 ||
6705                                     l3_protocol == RTE_ETHER_TYPE_IPV6)
6706                                         goto l3_ok;
6707                         }
6708                         break;
6709                 case RTE_FLOW_ITEM_TYPE_VLAN:
6710                         if (item->mask && item->spec) {
6711                                 MLX5_ETHER_TYPE_FROM_HEADER(rte_flow_item_vlan,
6712                                                             inner_type, item,
6713                                                             l3_protocol);
6714                                 if (l3_protocol == RTE_ETHER_TYPE_IPV4 ||
6715                                     l3_protocol == RTE_ETHER_TYPE_IPV6)
6716                                         goto l3_ok;
6717                         }
6718                         break;
6719                 }
6720         }
6721         return 0;
6722 l3_ok:
6723         *head = item;
6724         return l3_protocol;
6725 }
6726
6727 static uint8_t
6728 mlx5_flow_locate_proto_l4(const struct rte_flow_item **head,
6729                           const struct rte_flow_item *end)
6730 {
6731         const struct rte_flow_item *item = *head;
6732         uint8_t l4_protocol;
6733
6734         for (; item != end; item++) {
6735                 switch (item->type) {
6736                 default:
6737                         break;
6738                 case RTE_FLOW_ITEM_TYPE_TCP:
6739                         l4_protocol = IPPROTO_TCP;
6740                         goto l4_ok;
6741                 case RTE_FLOW_ITEM_TYPE_UDP:
6742                         l4_protocol = IPPROTO_UDP;
6743                         goto l4_ok;
6744                 case RTE_FLOW_ITEM_TYPE_IPV4:
6745                         if (item->mask && item->spec) {
6746                                 const struct rte_flow_item_ipv4 *mask, *spec;
6747
6748                                 mask = (typeof(mask))item->mask;
6749                                 spec = (typeof(spec))item->spec;
6750                                 l4_protocol = mask->hdr.next_proto_id &
6751                                               spec->hdr.next_proto_id;
6752                                 if (l4_protocol == IPPROTO_TCP ||
6753                                     l4_protocol == IPPROTO_UDP)
6754                                         goto l4_ok;
6755                         }
6756                         break;
6757                 case RTE_FLOW_ITEM_TYPE_IPV6:
6758                         if (item->mask && item->spec) {
6759                                 const struct rte_flow_item_ipv6 *mask, *spec;
6760                                 mask = (typeof(mask))item->mask;
6761                                 spec = (typeof(spec))item->spec;
6762                                 l4_protocol = mask->hdr.proto & spec->hdr.proto;
6763                                 if (l4_protocol == IPPROTO_TCP ||
6764                                     l4_protocol == IPPROTO_UDP)
6765                                         goto l4_ok;
6766                         }
6767                         break;
6768                 }
6769         }
6770         return 0;
6771 l4_ok:
6772         *head = item;
6773         return l4_protocol;
6774 }
6775
6776 static int
6777 flow_dv_validate_item_integrity(struct rte_eth_dev *dev,
6778                                 const struct rte_flow_item *rule_items,
6779                                 const struct rte_flow_item *integrity_item,
6780                                 struct rte_flow_error *error)
6781 {
6782         struct mlx5_priv *priv = dev->data->dev_private;
6783         const struct rte_flow_item *tunnel_item, *end_item, *item = rule_items;
6784         const struct rte_flow_item_integrity *mask = (typeof(mask))
6785                                                      integrity_item->mask;
6786         const struct rte_flow_item_integrity *spec = (typeof(spec))
6787                                                      integrity_item->spec;
6788         uint32_t protocol;
6789
6790         if (!priv->config.hca_attr.pkt_integrity_match)
6791                 return rte_flow_error_set(error, ENOTSUP,
6792                                           RTE_FLOW_ERROR_TYPE_ITEM,
6793                                           integrity_item,
6794                                           "packet integrity integrity_item not supported");
6795         if (!mask)
6796                 mask = &rte_flow_item_integrity_mask;
6797         if (!mlx5_validate_integrity_item(mask))
6798                 return rte_flow_error_set(error, ENOTSUP,
6799                                           RTE_FLOW_ERROR_TYPE_ITEM,
6800                                           integrity_item,
6801                                           "unsupported integrity filter");
6802         tunnel_item = mlx5_flow_find_tunnel_item(rule_items);
6803         if (spec->level > 1) {
6804                 if (!tunnel_item)
6805                         return rte_flow_error_set(error, ENOTSUP,
6806                                                   RTE_FLOW_ERROR_TYPE_ITEM,
6807                                                   integrity_item,
6808                                                   "missing tunnel item");
6809                 item = tunnel_item;
6810                 end_item = mlx5_find_end_item(tunnel_item);
6811         } else {
6812                 end_item = tunnel_item ? tunnel_item :
6813                            mlx5_find_end_item(integrity_item);
6814         }
6815         if (mask->l3_ok || mask->ipv4_csum_ok) {
6816                 protocol = mlx5_flow_locate_proto_l3(&item, end_item);
6817                 if (!protocol)
6818                         return rte_flow_error_set(error, EINVAL,
6819                                                   RTE_FLOW_ERROR_TYPE_ITEM,
6820                                                   integrity_item,
6821                                                   "missing L3 protocol");
6822         }
6823         if (mask->l4_ok || mask->l4_csum_ok) {
6824                 protocol = mlx5_flow_locate_proto_l4(&item, end_item);
6825                 if (!protocol)
6826                         return rte_flow_error_set(error, EINVAL,
6827                                                   RTE_FLOW_ERROR_TYPE_ITEM,
6828                                                   integrity_item,
6829                                                   "missing L4 protocol");
6830         }
6831         return 0;
6832 }
6833
6834 /**
6835  * Internal validation function. For validating both actions and items.
6836  *
6837  * @param[in] dev
6838  *   Pointer to the rte_eth_dev structure.
6839  * @param[in] attr
6840  *   Pointer to the flow attributes.
6841  * @param[in] items
6842  *   Pointer to the list of items.
6843  * @param[in] actions
6844  *   Pointer to the list of actions.
6845  * @param[in] external
6846  *   This flow rule is created by request external to PMD.
6847  * @param[in] hairpin
6848  *   Number of hairpin TX actions, 0 means classic flow.
6849  * @param[out] error
6850  *   Pointer to the error structure.
6851  *
6852  * @return
6853  *   0 on success, a negative errno value otherwise and rte_errno is set.
6854  */
6855 static int
6856 flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
6857                  const struct rte_flow_item items[],
6858                  const struct rte_flow_action actions[],
6859                  bool external, int hairpin, struct rte_flow_error *error)
6860 {
6861         int ret;
6862         uint64_t action_flags = 0;
6863         uint64_t item_flags = 0;
6864         uint64_t last_item = 0;
6865         uint8_t next_protocol = 0xff;
6866         uint16_t ether_type = 0;
6867         int actions_n = 0;
6868         uint8_t item_ipv6_proto = 0;
6869         int fdb_mirror_limit = 0;
6870         int modify_after_mirror = 0;
6871         const struct rte_flow_item *geneve_item = NULL;
6872         const struct rte_flow_item *gre_item = NULL;
6873         const struct rte_flow_item *gtp_item = NULL;
6874         const struct rte_flow_action_raw_decap *decap;
6875         const struct rte_flow_action_raw_encap *encap;
6876         const struct rte_flow_action_rss *rss = NULL;
6877         const struct rte_flow_action_rss *sample_rss = NULL;
6878         const struct rte_flow_action_count *sample_count = NULL;
6879         const struct rte_flow_item_tcp nic_tcp_mask = {
6880                 .hdr = {
6881                         .tcp_flags = 0xFF,
6882                         .src_port = RTE_BE16(UINT16_MAX),
6883                         .dst_port = RTE_BE16(UINT16_MAX),
6884                 }
6885         };
6886         const struct rte_flow_item_ipv6 nic_ipv6_mask = {
6887                 .hdr = {
6888                         .src_addr =
6889                         "\xff\xff\xff\xff\xff\xff\xff\xff"
6890                         "\xff\xff\xff\xff\xff\xff\xff\xff",
6891                         .dst_addr =
6892                         "\xff\xff\xff\xff\xff\xff\xff\xff"
6893                         "\xff\xff\xff\xff\xff\xff\xff\xff",
6894                         .vtc_flow = RTE_BE32(0xffffffff),
6895                         .proto = 0xff,
6896                         .hop_limits = 0xff,
6897                 },
6898                 .has_frag_ext = 1,
6899         };
6900         const struct rte_flow_item_ecpri nic_ecpri_mask = {
6901                 .hdr = {
6902                         .common = {
6903                                 .u32 =
6904                                 RTE_BE32(((const struct rte_ecpri_common_hdr) {
6905                                         .type = 0xFF,
6906                                         }).u32),
6907                         },
6908                         .dummy[0] = 0xffffffff,
6909                 },
6910         };
6911         struct mlx5_priv *priv = dev->data->dev_private;
6912         struct mlx5_dev_config *dev_conf = &priv->config;
6913         uint16_t queue_index = 0xFFFF;
6914         const struct rte_flow_item_vlan *vlan_m = NULL;
6915         uint32_t rw_act_num = 0;
6916         uint64_t is_root;
6917         const struct mlx5_flow_tunnel *tunnel;
6918         enum mlx5_tof_rule_type tof_rule_type;
6919         struct flow_grp_info grp_info = {
6920                 .external = !!external,
6921                 .transfer = !!attr->transfer,
6922                 .fdb_def_rule = !!priv->fdb_def_rule,
6923                 .std_tbl_fix = true,
6924         };
6925         const struct rte_eth_hairpin_conf *conf;
6926         const struct rte_flow_item *rule_items = items;
6927         const struct rte_flow_item *port_id_item = NULL;
6928         bool def_policy = false;
6929         uint16_t udp_dport = 0;
6930
6931         if (items == NULL)
6932                 return -1;
6933         tunnel = is_tunnel_offload_active(dev) ?
6934                  mlx5_get_tof(items, actions, &tof_rule_type) : NULL;
6935         if (tunnel) {
6936                 if (priv->representor)
6937                         return rte_flow_error_set
6938                                 (error, ENOTSUP,
6939                                  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
6940                                  NULL, "decap not supported for VF representor");
6941                 if (tof_rule_type == MLX5_TUNNEL_OFFLOAD_SET_RULE)
6942                         action_flags |= MLX5_FLOW_ACTION_TUNNEL_SET;
6943                 else if (tof_rule_type == MLX5_TUNNEL_OFFLOAD_MATCH_RULE)
6944                         action_flags |= MLX5_FLOW_ACTION_TUNNEL_MATCH |
6945                                         MLX5_FLOW_ACTION_DECAP;
6946                 grp_info.std_tbl_fix = tunnel_use_standard_attr_group_translate
6947                                         (dev, attr, tunnel, tof_rule_type);
6948         }
6949         ret = flow_dv_validate_attributes(dev, tunnel, attr, &grp_info, error);
6950         if (ret < 0)
6951                 return ret;
6952         is_root = (uint64_t)ret;
6953         for (; items->type != RTE_FLOW_ITEM_TYPE_END; items++) {
6954                 int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
6955                 int type = items->type;
6956
6957                 if (!mlx5_flow_os_item_supported(type))
6958                         return rte_flow_error_set(error, ENOTSUP,
6959                                                   RTE_FLOW_ERROR_TYPE_ITEM,
6960                                                   NULL, "item not supported");
6961                 switch (type) {
6962                 case RTE_FLOW_ITEM_TYPE_VOID:
6963                         break;
6964                 case RTE_FLOW_ITEM_TYPE_PORT_ID:
6965                         ret = flow_dv_validate_item_port_id
6966                                         (dev, items, attr, item_flags, error);
6967                         if (ret < 0)
6968                                 return ret;
6969                         last_item = MLX5_FLOW_ITEM_PORT_ID;
6970                         port_id_item = items;
6971                         break;
6972                 case RTE_FLOW_ITEM_TYPE_ETH:
6973                         ret = mlx5_flow_validate_item_eth(items, item_flags,
6974                                                           true, error);
6975                         if (ret < 0)
6976                                 return ret;
6977                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L2 :
6978                                              MLX5_FLOW_LAYER_OUTER_L2;
6979                         if (items->mask != NULL && items->spec != NULL) {
6980                                 ether_type =
6981                                         ((const struct rte_flow_item_eth *)
6982                                          items->spec)->type;
6983                                 ether_type &=
6984                                         ((const struct rte_flow_item_eth *)
6985                                          items->mask)->type;
6986                                 ether_type = rte_be_to_cpu_16(ether_type);
6987                         } else {
6988                                 ether_type = 0;
6989                         }
6990                         break;
6991                 case RTE_FLOW_ITEM_TYPE_VLAN:
6992                         ret = flow_dv_validate_item_vlan(items, item_flags,
6993                                                          dev, error);
6994                         if (ret < 0)
6995                                 return ret;
6996                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_VLAN :
6997                                              MLX5_FLOW_LAYER_OUTER_VLAN;
6998                         if (items->mask != NULL && items->spec != NULL) {
6999                                 ether_type =
7000                                         ((const struct rte_flow_item_vlan *)
7001                                          items->spec)->inner_type;
7002                                 ether_type &=
7003                                         ((const struct rte_flow_item_vlan *)
7004                                          items->mask)->inner_type;
7005                                 ether_type = rte_be_to_cpu_16(ether_type);
7006                         } else {
7007                                 ether_type = 0;
7008                         }
7009                         /* Store outer VLAN mask for of_push_vlan action. */
7010                         if (!tunnel)
7011                                 vlan_m = items->mask;
7012                         break;
7013                 case RTE_FLOW_ITEM_TYPE_IPV4:
7014                         mlx5_flow_tunnel_ip_check(items, next_protocol,
7015                                                   &item_flags, &tunnel);
7016                         ret = flow_dv_validate_item_ipv4(dev, items, item_flags,
7017                                                          last_item, ether_type,
7018                                                          error);
7019                         if (ret < 0)
7020                                 return ret;
7021                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
7022                                              MLX5_FLOW_LAYER_OUTER_L3_IPV4;
7023                         if (items->mask != NULL &&
7024                             ((const struct rte_flow_item_ipv4 *)
7025                              items->mask)->hdr.next_proto_id) {
7026                                 next_protocol =
7027                                         ((const struct rte_flow_item_ipv4 *)
7028                                          (items->spec))->hdr.next_proto_id;
7029                                 next_protocol &=
7030                                         ((const struct rte_flow_item_ipv4 *)
7031                                          (items->mask))->hdr.next_proto_id;
7032                         } else {
7033                                 /* Reset for inner layer. */
7034                                 next_protocol = 0xff;
7035                         }
7036                         break;
7037                 case RTE_FLOW_ITEM_TYPE_IPV6:
7038                         mlx5_flow_tunnel_ip_check(items, next_protocol,
7039                                                   &item_flags, &tunnel);
7040                         ret = mlx5_flow_validate_item_ipv6(items, item_flags,
7041                                                            last_item,
7042                                                            ether_type,
7043                                                            &nic_ipv6_mask,
7044                                                            error);
7045                         if (ret < 0)
7046                                 return ret;
7047                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 :
7048                                              MLX5_FLOW_LAYER_OUTER_L3_IPV6;
7049                         if (items->mask != NULL &&
7050                             ((const struct rte_flow_item_ipv6 *)
7051                              items->mask)->hdr.proto) {
7052                                 item_ipv6_proto =
7053                                         ((const struct rte_flow_item_ipv6 *)
7054                                          items->spec)->hdr.proto;
7055                                 next_protocol =
7056                                         ((const struct rte_flow_item_ipv6 *)
7057                                          items->spec)->hdr.proto;
7058                                 next_protocol &=
7059                                         ((const struct rte_flow_item_ipv6 *)
7060                                          items->mask)->hdr.proto;
7061                         } else {
7062                                 /* Reset for inner layer. */
7063                                 next_protocol = 0xff;
7064                         }
7065                         break;
7066                 case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
7067                         ret = flow_dv_validate_item_ipv6_frag_ext(items,
7068                                                                   item_flags,
7069                                                                   error);
7070                         if (ret < 0)
7071                                 return ret;
7072                         last_item = tunnel ?
7073                                         MLX5_FLOW_LAYER_INNER_L3_IPV6_FRAG_EXT :
7074                                         MLX5_FLOW_LAYER_OUTER_L3_IPV6_FRAG_EXT;
7075                         if (items->mask != NULL &&
7076                             ((const struct rte_flow_item_ipv6_frag_ext *)
7077                              items->mask)->hdr.next_header) {
7078                                 next_protocol =
7079                                 ((const struct rte_flow_item_ipv6_frag_ext *)
7080                                  items->spec)->hdr.next_header;
7081                                 next_protocol &=
7082                                 ((const struct rte_flow_item_ipv6_frag_ext *)
7083                                  items->mask)->hdr.next_header;
7084                         } else {
7085                                 /* Reset for inner layer. */
7086                                 next_protocol = 0xff;
7087                         }
7088                         break;
7089                 case RTE_FLOW_ITEM_TYPE_TCP:
7090                         ret = mlx5_flow_validate_item_tcp
7091                                                 (items, item_flags,
7092                                                  next_protocol,
7093                                                  &nic_tcp_mask,
7094                                                  error);
7095                         if (ret < 0)
7096                                 return ret;
7097                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_TCP :
7098                                              MLX5_FLOW_LAYER_OUTER_L4_TCP;
7099                         break;
7100                 case RTE_FLOW_ITEM_TYPE_UDP:
7101                         ret = mlx5_flow_validate_item_udp(items, item_flags,
7102                                                           next_protocol,
7103                                                           error);
7104                         const struct rte_flow_item_udp *spec = items->spec;
7105                         const struct rte_flow_item_udp *mask = items->mask;
7106                         if (!mask)
7107                                 mask = &rte_flow_item_udp_mask;
7108                         if (spec != NULL)
7109                                 udp_dport = rte_be_to_cpu_16
7110                                                 (spec->hdr.dst_port &
7111                                                  mask->hdr.dst_port);
7112                         if (ret < 0)
7113                                 return ret;
7114                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_UDP :
7115                                              MLX5_FLOW_LAYER_OUTER_L4_UDP;
7116                         break;
7117                 case RTE_FLOW_ITEM_TYPE_GRE:
7118                         ret = mlx5_flow_validate_item_gre(items, item_flags,
7119                                                           next_protocol, error);
7120                         if (ret < 0)
7121                                 return ret;
7122                         gre_item = items;
7123                         last_item = MLX5_FLOW_LAYER_GRE;
7124                         break;
7125                 case RTE_FLOW_ITEM_TYPE_NVGRE:
7126                         ret = mlx5_flow_validate_item_nvgre(items, item_flags,
7127                                                             next_protocol,
7128                                                             error);
7129                         if (ret < 0)
7130                                 return ret;
7131                         last_item = MLX5_FLOW_LAYER_NVGRE;
7132                         break;
7133                 case RTE_FLOW_ITEM_TYPE_GRE_KEY:
7134                         ret = mlx5_flow_validate_item_gre_key
7135                                 (items, item_flags, gre_item, error);
7136                         if (ret < 0)
7137                                 return ret;
7138                         last_item = MLX5_FLOW_LAYER_GRE_KEY;
7139                         break;
7140                 case RTE_FLOW_ITEM_TYPE_VXLAN:
7141                         ret = mlx5_flow_validate_item_vxlan(dev, udp_dport,
7142                                                             items, item_flags,
7143                                                             attr, error);
7144                         if (ret < 0)
7145                                 return ret;
7146                         last_item = MLX5_FLOW_LAYER_VXLAN;
7147                         break;
7148                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
7149                         ret = mlx5_flow_validate_item_vxlan_gpe(items,
7150                                                                 item_flags, dev,
7151                                                                 error);
7152                         if (ret < 0)
7153                                 return ret;
7154                         last_item = MLX5_FLOW_LAYER_VXLAN_GPE;
7155                         break;
7156                 case RTE_FLOW_ITEM_TYPE_GENEVE:
7157                         ret = mlx5_flow_validate_item_geneve(items,
7158                                                              item_flags, dev,
7159                                                              error);
7160                         if (ret < 0)
7161                                 return ret;
7162                         geneve_item = items;
7163                         last_item = MLX5_FLOW_LAYER_GENEVE;
7164                         break;
7165                 case RTE_FLOW_ITEM_TYPE_GENEVE_OPT:
7166                         ret = mlx5_flow_validate_item_geneve_opt(items,
7167                                                                  last_item,
7168                                                                  geneve_item,
7169                                                                  dev,
7170                                                                  error);
7171                         if (ret < 0)
7172                                 return ret;
7173                         last_item = MLX5_FLOW_LAYER_GENEVE_OPT;
7174                         break;
7175                 case RTE_FLOW_ITEM_TYPE_MPLS:
7176                         ret = mlx5_flow_validate_item_mpls(dev, items,
7177                                                            item_flags,
7178                                                            last_item, error);
7179                         if (ret < 0)
7180                                 return ret;
7181                         last_item = MLX5_FLOW_LAYER_MPLS;
7182                         break;
7183
7184                 case RTE_FLOW_ITEM_TYPE_MARK:
7185                         ret = flow_dv_validate_item_mark(dev, items, attr,
7186                                                          error);
7187                         if (ret < 0)
7188                                 return ret;
7189                         last_item = MLX5_FLOW_ITEM_MARK;
7190                         break;
7191                 case RTE_FLOW_ITEM_TYPE_META:
7192                         ret = flow_dv_validate_item_meta(dev, items, attr,
7193                                                          error);
7194                         if (ret < 0)
7195                                 return ret;
7196                         last_item = MLX5_FLOW_ITEM_METADATA;
7197                         break;
7198                 case RTE_FLOW_ITEM_TYPE_ICMP:
7199                         ret = mlx5_flow_validate_item_icmp(items, item_flags,
7200                                                            next_protocol,
7201                                                            error);
7202                         if (ret < 0)
7203                                 return ret;
7204                         last_item = MLX5_FLOW_LAYER_ICMP;
7205                         break;
7206                 case RTE_FLOW_ITEM_TYPE_ICMP6:
7207                         ret = mlx5_flow_validate_item_icmp6(items, item_flags,
7208                                                             next_protocol,
7209                                                             error);
7210                         if (ret < 0)
7211                                 return ret;
7212                         item_ipv6_proto = IPPROTO_ICMPV6;
7213                         last_item = MLX5_FLOW_LAYER_ICMP6;
7214                         break;
7215                 case RTE_FLOW_ITEM_TYPE_TAG:
7216                         ret = flow_dv_validate_item_tag(dev, items,
7217                                                         attr, error);
7218                         if (ret < 0)
7219                                 return ret;
7220                         last_item = MLX5_FLOW_ITEM_TAG;
7221                         break;
7222                 case MLX5_RTE_FLOW_ITEM_TYPE_TAG:
7223                 case MLX5_RTE_FLOW_ITEM_TYPE_TX_QUEUE:
7224                         break;
7225                 case RTE_FLOW_ITEM_TYPE_GTP:
7226                         ret = flow_dv_validate_item_gtp(dev, items, item_flags,
7227                                                         error);
7228                         if (ret < 0)
7229                                 return ret;
7230                         gtp_item = items;
7231                         last_item = MLX5_FLOW_LAYER_GTP;
7232                         break;
7233                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
7234                         ret = flow_dv_validate_item_gtp_psc(items, last_item,
7235                                                             gtp_item, attr,
7236                                                             error);
7237                         if (ret < 0)
7238                                 return ret;
7239                         last_item = MLX5_FLOW_LAYER_GTP_PSC;
7240                         break;
7241                 case RTE_FLOW_ITEM_TYPE_ECPRI:
7242                         /* Capacity will be checked in the translate stage. */
7243                         ret = mlx5_flow_validate_item_ecpri(items, item_flags,
7244                                                             last_item,
7245                                                             ether_type,
7246                                                             &nic_ecpri_mask,
7247                                                             error);
7248                         if (ret < 0)
7249                                 return ret;
7250                         last_item = MLX5_FLOW_LAYER_ECPRI;
7251                         break;
7252                 case RTE_FLOW_ITEM_TYPE_INTEGRITY:
7253                         if (item_flags & MLX5_FLOW_ITEM_INTEGRITY)
7254                                 return rte_flow_error_set
7255                                         (error, ENOTSUP,
7256                                          RTE_FLOW_ERROR_TYPE_ITEM,
7257                                          NULL, "multiple integrity items not supported");
7258                         ret = flow_dv_validate_item_integrity(dev, rule_items,
7259                                                               items, error);
7260                         if (ret < 0)
7261                                 return ret;
7262                         last_item = MLX5_FLOW_ITEM_INTEGRITY;
7263                         break;
7264                 case RTE_FLOW_ITEM_TYPE_CONNTRACK:
7265                         ret = flow_dv_validate_item_aso_ct(dev, items,
7266                                                            &item_flags, error);
7267                         if (ret < 0)
7268                                 return ret;
7269                         break;
7270                 case MLX5_RTE_FLOW_ITEM_TYPE_TUNNEL:
7271                         /* tunnel offload item was processed before
7272                          * list it here as a supported type
7273                          */
7274                         break;
7275                 default:
7276                         return rte_flow_error_set(error, ENOTSUP,
7277                                                   RTE_FLOW_ERROR_TYPE_ITEM,
7278                                                   NULL, "item not supported");
7279                 }
7280                 item_flags |= last_item;
7281         }
7282         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
7283                 int type = actions->type;
7284                 bool shared_count = false;
7285
7286                 if (!mlx5_flow_os_action_supported(type))
7287                         return rte_flow_error_set(error, ENOTSUP,
7288                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7289                                                   actions,
7290                                                   "action not supported");
7291                 if (actions_n == MLX5_DV_MAX_NUMBER_OF_ACTIONS)
7292                         return rte_flow_error_set(error, ENOTSUP,
7293                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7294                                                   actions, "too many actions");
7295                 if (action_flags &
7296                         MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY)
7297                         return rte_flow_error_set(error, ENOTSUP,
7298                                 RTE_FLOW_ERROR_TYPE_ACTION,
7299                                 NULL, "meter action with policy "
7300                                 "must be the last action");
7301                 switch (type) {
7302                 case RTE_FLOW_ACTION_TYPE_VOID:
7303                         break;
7304                 case RTE_FLOW_ACTION_TYPE_PORT_ID:
7305                         ret = flow_dv_validate_action_port_id(dev,
7306                                                               action_flags,
7307                                                               actions,
7308                                                               attr,
7309                                                               error);
7310                         if (ret)
7311                                 return ret;
7312                         action_flags |= MLX5_FLOW_ACTION_PORT_ID;
7313                         ++actions_n;
7314                         break;
7315                 case RTE_FLOW_ACTION_TYPE_FLAG:
7316                         ret = flow_dv_validate_action_flag(dev, action_flags,
7317                                                            attr, error);
7318                         if (ret < 0)
7319                                 return ret;
7320                         if (dev_conf->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
7321                                 /* Count all modify-header actions as one. */
7322                                 if (!(action_flags &
7323                                       MLX5_FLOW_MODIFY_HDR_ACTIONS))
7324                                         ++actions_n;
7325                                 action_flags |= MLX5_FLOW_ACTION_FLAG |
7326                                                 MLX5_FLOW_ACTION_MARK_EXT;
7327                                 if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7328                                         modify_after_mirror = 1;
7329
7330                         } else {
7331                                 action_flags |= MLX5_FLOW_ACTION_FLAG;
7332                                 ++actions_n;
7333                         }
7334                         rw_act_num += MLX5_ACT_NUM_SET_MARK;
7335                         break;
7336                 case RTE_FLOW_ACTION_TYPE_MARK:
7337                         ret = flow_dv_validate_action_mark(dev, actions,
7338                                                            action_flags,
7339                                                            attr, error);
7340                         if (ret < 0)
7341                                 return ret;
7342                         if (dev_conf->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
7343                                 /* Count all modify-header actions as one. */
7344                                 if (!(action_flags &
7345                                       MLX5_FLOW_MODIFY_HDR_ACTIONS))
7346                                         ++actions_n;
7347                                 action_flags |= MLX5_FLOW_ACTION_MARK |
7348                                                 MLX5_FLOW_ACTION_MARK_EXT;
7349                                 if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7350                                         modify_after_mirror = 1;
7351                         } else {
7352                                 action_flags |= MLX5_FLOW_ACTION_MARK;
7353                                 ++actions_n;
7354                         }
7355                         rw_act_num += MLX5_ACT_NUM_SET_MARK;
7356                         break;
7357                 case RTE_FLOW_ACTION_TYPE_SET_META:
7358                         ret = flow_dv_validate_action_set_meta(dev, actions,
7359                                                                action_flags,
7360                                                                attr, error);
7361                         if (ret < 0)
7362                                 return ret;
7363                         /* Count all modify-header actions as one action. */
7364                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7365                                 ++actions_n;
7366                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7367                                 modify_after_mirror = 1;
7368                         action_flags |= MLX5_FLOW_ACTION_SET_META;
7369                         rw_act_num += MLX5_ACT_NUM_SET_META;
7370                         break;
7371                 case RTE_FLOW_ACTION_TYPE_SET_TAG:
7372                         ret = flow_dv_validate_action_set_tag(dev, actions,
7373                                                               action_flags,
7374                                                               attr, error);
7375                         if (ret < 0)
7376                                 return ret;
7377                         /* Count all modify-header actions as one action. */
7378                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7379                                 ++actions_n;
7380                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7381                                 modify_after_mirror = 1;
7382                         action_flags |= MLX5_FLOW_ACTION_SET_TAG;
7383                         rw_act_num += MLX5_ACT_NUM_SET_TAG;
7384                         break;
7385                 case RTE_FLOW_ACTION_TYPE_DROP:
7386                         ret = mlx5_flow_validate_action_drop(action_flags,
7387                                                              attr, error);
7388                         if (ret < 0)
7389                                 return ret;
7390                         action_flags |= MLX5_FLOW_ACTION_DROP;
7391                         ++actions_n;
7392                         break;
7393                 case RTE_FLOW_ACTION_TYPE_QUEUE:
7394                         ret = mlx5_flow_validate_action_queue(actions,
7395                                                               action_flags, dev,
7396                                                               attr, error);
7397                         if (ret < 0)
7398                                 return ret;
7399                         queue_index = ((const struct rte_flow_action_queue *)
7400                                                         (actions->conf))->index;
7401                         action_flags |= MLX5_FLOW_ACTION_QUEUE;
7402                         ++actions_n;
7403                         break;
7404                 case RTE_FLOW_ACTION_TYPE_RSS:
7405                         rss = actions->conf;
7406                         ret = mlx5_flow_validate_action_rss(actions,
7407                                                             action_flags, dev,
7408                                                             attr, item_flags,
7409                                                             error);
7410                         if (ret < 0)
7411                                 return ret;
7412                         if (rss && sample_rss &&
7413                             (sample_rss->level != rss->level ||
7414                             sample_rss->types != rss->types))
7415                                 return rte_flow_error_set(error, ENOTSUP,
7416                                         RTE_FLOW_ERROR_TYPE_ACTION,
7417                                         NULL,
7418                                         "Can't use the different RSS types "
7419                                         "or level in the same flow");
7420                         if (rss != NULL && rss->queue_num)
7421                                 queue_index = rss->queue[0];
7422                         action_flags |= MLX5_FLOW_ACTION_RSS;
7423                         ++actions_n;
7424                         break;
7425                 case MLX5_RTE_FLOW_ACTION_TYPE_DEFAULT_MISS:
7426                         ret =
7427                         mlx5_flow_validate_action_default_miss(action_flags,
7428                                         attr, error);
7429                         if (ret < 0)
7430                                 return ret;
7431                         action_flags |= MLX5_FLOW_ACTION_DEFAULT_MISS;
7432                         ++actions_n;
7433                         break;
7434                 case MLX5_RTE_FLOW_ACTION_TYPE_COUNT:
7435                 case RTE_FLOW_ACTION_TYPE_COUNT:
7436                         shared_count = is_shared_action_count(actions);
7437                         ret = flow_dv_validate_action_count(dev, shared_count,
7438                                                             action_flags,
7439                                                             error);
7440                         if (ret < 0)
7441                                 return ret;
7442                         action_flags |= MLX5_FLOW_ACTION_COUNT;
7443                         ++actions_n;
7444                         break;
7445                 case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
7446                         if (flow_dv_validate_action_pop_vlan(dev,
7447                                                              action_flags,
7448                                                              actions,
7449                                                              item_flags, attr,
7450                                                              error))
7451                                 return -rte_errno;
7452                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7453                                 modify_after_mirror = 1;
7454                         action_flags |= MLX5_FLOW_ACTION_OF_POP_VLAN;
7455                         ++actions_n;
7456                         break;
7457                 case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
7458                         ret = flow_dv_validate_action_push_vlan(dev,
7459                                                                 action_flags,
7460                                                                 vlan_m,
7461                                                                 actions, attr,
7462                                                                 error);
7463                         if (ret < 0)
7464                                 return ret;
7465                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7466                                 modify_after_mirror = 1;
7467                         action_flags |= MLX5_FLOW_ACTION_OF_PUSH_VLAN;
7468                         ++actions_n;
7469                         break;
7470                 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
7471                         ret = flow_dv_validate_action_set_vlan_pcp
7472                                                 (action_flags, actions, error);
7473                         if (ret < 0)
7474                                 return ret;
7475                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7476                                 modify_after_mirror = 1;
7477                         /* Count PCP with push_vlan command. */
7478                         action_flags |= MLX5_FLOW_ACTION_OF_SET_VLAN_PCP;
7479                         break;
7480                 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
7481                         ret = flow_dv_validate_action_set_vlan_vid
7482                                                 (item_flags, action_flags,
7483                                                  actions, error);
7484                         if (ret < 0)
7485                                 return ret;
7486                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7487                                 modify_after_mirror = 1;
7488                         /* Count VID with push_vlan command. */
7489                         action_flags |= MLX5_FLOW_ACTION_OF_SET_VLAN_VID;
7490                         rw_act_num += MLX5_ACT_NUM_MDF_VID;
7491                         break;
7492                 case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
7493                 case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
7494                         ret = flow_dv_validate_action_l2_encap(dev,
7495                                                                action_flags,
7496                                                                actions, attr,
7497                                                                error);
7498                         if (ret < 0)
7499                                 return ret;
7500                         action_flags |= MLX5_FLOW_ACTION_ENCAP;
7501                         ++actions_n;
7502                         break;
7503                 case RTE_FLOW_ACTION_TYPE_VXLAN_DECAP:
7504                 case RTE_FLOW_ACTION_TYPE_NVGRE_DECAP:
7505                         ret = flow_dv_validate_action_decap(dev, action_flags,
7506                                                             actions, item_flags,
7507                                                             attr, error);
7508                         if (ret < 0)
7509                                 return ret;
7510                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7511                                 modify_after_mirror = 1;
7512                         action_flags |= MLX5_FLOW_ACTION_DECAP;
7513                         ++actions_n;
7514                         break;
7515                 case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
7516                         ret = flow_dv_validate_action_raw_encap_decap
7517                                 (dev, NULL, actions->conf, attr, &action_flags,
7518                                  &actions_n, actions, item_flags, error);
7519                         if (ret < 0)
7520                                 return ret;
7521                         break;
7522                 case RTE_FLOW_ACTION_TYPE_RAW_DECAP:
7523                         decap = actions->conf;
7524                         while ((++actions)->type == RTE_FLOW_ACTION_TYPE_VOID)
7525                                 ;
7526                         if (actions->type != RTE_FLOW_ACTION_TYPE_RAW_ENCAP) {
7527                                 encap = NULL;
7528                                 actions--;
7529                         } else {
7530                                 encap = actions->conf;
7531                         }
7532                         ret = flow_dv_validate_action_raw_encap_decap
7533                                            (dev,
7534                                             decap ? decap : &empty_decap, encap,
7535                                             attr, &action_flags, &actions_n,
7536                                             actions, item_flags, error);
7537                         if (ret < 0)
7538                                 return ret;
7539                         if ((action_flags & MLX5_FLOW_ACTION_SAMPLE) &&
7540                             (action_flags & MLX5_FLOW_ACTION_DECAP))
7541                                 modify_after_mirror = 1;
7542                         break;
7543                 case RTE_FLOW_ACTION_TYPE_SET_MAC_SRC:
7544                 case RTE_FLOW_ACTION_TYPE_SET_MAC_DST:
7545                         ret = flow_dv_validate_action_modify_mac(action_flags,
7546                                                                  actions,
7547                                                                  item_flags,
7548                                                                  error);
7549                         if (ret < 0)
7550                                 return ret;
7551                         /* Count all modify-header actions as one action. */
7552                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7553                                 ++actions_n;
7554                         action_flags |= actions->type ==
7555                                         RTE_FLOW_ACTION_TYPE_SET_MAC_SRC ?
7556                                                 MLX5_FLOW_ACTION_SET_MAC_SRC :
7557                                                 MLX5_FLOW_ACTION_SET_MAC_DST;
7558                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7559                                 modify_after_mirror = 1;
7560                         /*
7561                          * Even if the source and destination MAC addresses have
7562                          * overlap in the header with 4B alignment, the convert
7563                          * function will handle them separately and 4 SW actions
7564                          * will be created. And 2 actions will be added each
7565                          * time no matter how many bytes of address will be set.
7566                          */
7567                         rw_act_num += MLX5_ACT_NUM_MDF_MAC;
7568                         break;
7569                 case RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC:
7570                 case RTE_FLOW_ACTION_TYPE_SET_IPV4_DST:
7571                         ret = flow_dv_validate_action_modify_ipv4(action_flags,
7572                                                                   actions,
7573                                                                   item_flags,
7574                                                                   error);
7575                         if (ret < 0)
7576                                 return ret;
7577                         /* Count all modify-header actions as one action. */
7578                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7579                                 ++actions_n;
7580                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7581                                 modify_after_mirror = 1;
7582                         action_flags |= actions->type ==
7583                                         RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC ?
7584                                                 MLX5_FLOW_ACTION_SET_IPV4_SRC :
7585                                                 MLX5_FLOW_ACTION_SET_IPV4_DST;
7586                         rw_act_num += MLX5_ACT_NUM_MDF_IPV4;
7587                         break;
7588                 case RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC:
7589                 case RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:
7590                         ret = flow_dv_validate_action_modify_ipv6(action_flags,
7591                                                                   actions,
7592                                                                   item_flags,
7593                                                                   error);
7594                         if (ret < 0)
7595                                 return ret;
7596                         if (item_ipv6_proto == IPPROTO_ICMPV6)
7597                                 return rte_flow_error_set(error, ENOTSUP,
7598                                         RTE_FLOW_ERROR_TYPE_ACTION,
7599                                         actions,
7600                                         "Can't change header "
7601                                         "with ICMPv6 proto");
7602                         /* Count all modify-header actions as one action. */
7603                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7604                                 ++actions_n;
7605                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7606                                 modify_after_mirror = 1;
7607                         action_flags |= actions->type ==
7608                                         RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC ?
7609                                                 MLX5_FLOW_ACTION_SET_IPV6_SRC :
7610                                                 MLX5_FLOW_ACTION_SET_IPV6_DST;
7611                         rw_act_num += MLX5_ACT_NUM_MDF_IPV6;
7612                         break;
7613                 case RTE_FLOW_ACTION_TYPE_SET_TP_SRC:
7614                 case RTE_FLOW_ACTION_TYPE_SET_TP_DST:
7615                         ret = flow_dv_validate_action_modify_tp(action_flags,
7616                                                                 actions,
7617                                                                 item_flags,
7618                                                                 error);
7619                         if (ret < 0)
7620                                 return ret;
7621                         /* Count all modify-header actions as one action. */
7622                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7623                                 ++actions_n;
7624                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7625                                 modify_after_mirror = 1;
7626                         action_flags |= actions->type ==
7627                                         RTE_FLOW_ACTION_TYPE_SET_TP_SRC ?
7628                                                 MLX5_FLOW_ACTION_SET_TP_SRC :
7629                                                 MLX5_FLOW_ACTION_SET_TP_DST;
7630                         rw_act_num += MLX5_ACT_NUM_MDF_PORT;
7631                         break;
7632                 case RTE_FLOW_ACTION_TYPE_DEC_TTL:
7633                 case RTE_FLOW_ACTION_TYPE_SET_TTL:
7634                         ret = flow_dv_validate_action_modify_ttl(action_flags,
7635                                                                  actions,
7636                                                                  item_flags,
7637                                                                  error);
7638                         if (ret < 0)
7639                                 return ret;
7640                         /* Count all modify-header actions as one action. */
7641                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7642                                 ++actions_n;
7643                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7644                                 modify_after_mirror = 1;
7645                         action_flags |= actions->type ==
7646                                         RTE_FLOW_ACTION_TYPE_SET_TTL ?
7647                                                 MLX5_FLOW_ACTION_SET_TTL :
7648                                                 MLX5_FLOW_ACTION_DEC_TTL;
7649                         rw_act_num += MLX5_ACT_NUM_MDF_TTL;
7650                         break;
7651                 case RTE_FLOW_ACTION_TYPE_JUMP:
7652                         ret = flow_dv_validate_action_jump(dev, tunnel, actions,
7653                                                            action_flags,
7654                                                            attr, external,
7655                                                            error);
7656                         if (ret)
7657                                 return ret;
7658                         if ((action_flags & MLX5_FLOW_ACTION_SAMPLE) &&
7659                             fdb_mirror_limit)
7660                                 return rte_flow_error_set(error, EINVAL,
7661                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7662                                                   NULL,
7663                                                   "sample and jump action combination is not supported");
7664                         ++actions_n;
7665                         action_flags |= MLX5_FLOW_ACTION_JUMP;
7666                         break;
7667                 case RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ:
7668                 case RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ:
7669                         ret = flow_dv_validate_action_modify_tcp_seq
7670                                                                 (action_flags,
7671                                                                  actions,
7672                                                                  item_flags,
7673                                                                  error);
7674                         if (ret < 0)
7675                                 return ret;
7676                         /* Count all modify-header actions as one action. */
7677                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7678                                 ++actions_n;
7679                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7680                                 modify_after_mirror = 1;
7681                         action_flags |= actions->type ==
7682                                         RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ ?
7683                                                 MLX5_FLOW_ACTION_INC_TCP_SEQ :
7684                                                 MLX5_FLOW_ACTION_DEC_TCP_SEQ;
7685                         rw_act_num += MLX5_ACT_NUM_MDF_TCPSEQ;
7686                         break;
7687                 case RTE_FLOW_ACTION_TYPE_INC_TCP_ACK:
7688                 case RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK:
7689                         ret = flow_dv_validate_action_modify_tcp_ack
7690                                                                 (action_flags,
7691                                                                  actions,
7692                                                                  item_flags,
7693                                                                  error);
7694                         if (ret < 0)
7695                                 return ret;
7696                         /* Count all modify-header actions as one action. */
7697                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7698                                 ++actions_n;
7699                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7700                                 modify_after_mirror = 1;
7701                         action_flags |= actions->type ==
7702                                         RTE_FLOW_ACTION_TYPE_INC_TCP_ACK ?
7703                                                 MLX5_FLOW_ACTION_INC_TCP_ACK :
7704                                                 MLX5_FLOW_ACTION_DEC_TCP_ACK;
7705                         rw_act_num += MLX5_ACT_NUM_MDF_TCPACK;
7706                         break;
7707                 case MLX5_RTE_FLOW_ACTION_TYPE_MARK:
7708                         break;
7709                 case MLX5_RTE_FLOW_ACTION_TYPE_TAG:
7710                 case MLX5_RTE_FLOW_ACTION_TYPE_COPY_MREG:
7711                         rw_act_num += MLX5_ACT_NUM_SET_TAG;
7712                         break;
7713                 case RTE_FLOW_ACTION_TYPE_METER:
7714                         ret = mlx5_flow_validate_action_meter(dev,
7715                                                               action_flags,
7716                                                               actions, attr,
7717                                                               port_id_item,
7718                                                               &def_policy,
7719                                                               error);
7720                         if (ret < 0)
7721                                 return ret;
7722                         action_flags |= MLX5_FLOW_ACTION_METER;
7723                         if (!def_policy)
7724                                 action_flags |=
7725                                 MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY;
7726                         ++actions_n;
7727                         /* Meter action will add one more TAG action. */
7728                         rw_act_num += MLX5_ACT_NUM_SET_TAG;
7729                         break;
7730                 case MLX5_RTE_FLOW_ACTION_TYPE_AGE:
7731                         if (!attr->transfer && !attr->group)
7732                                 return rte_flow_error_set(error, ENOTSUP,
7733                                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
7734                                                                            NULL,
7735                           "Shared ASO age action is not supported for group 0");
7736                         if (action_flags & MLX5_FLOW_ACTION_AGE)
7737                                 return rte_flow_error_set
7738                                                   (error, EINVAL,
7739                                                    RTE_FLOW_ERROR_TYPE_ACTION,
7740                                                    NULL,
7741                                                    "duplicate age actions set");
7742                         action_flags |= MLX5_FLOW_ACTION_AGE;
7743                         ++actions_n;
7744                         break;
7745                 case RTE_FLOW_ACTION_TYPE_AGE:
7746                         ret = flow_dv_validate_action_age(action_flags,
7747                                                           actions, dev,
7748                                                           error);
7749                         if (ret < 0)
7750                                 return ret;
7751                         /*
7752                          * Validate the regular AGE action (using counter)
7753                          * mutual exclusion with share counter actions.
7754                          */
7755                         if (!priv->sh->flow_hit_aso_en) {
7756                                 if (shared_count)
7757                                         return rte_flow_error_set
7758                                                 (error, EINVAL,
7759                                                 RTE_FLOW_ERROR_TYPE_ACTION,
7760                                                 NULL,
7761                                                 "old age and shared count combination is not supported");
7762                                 if (sample_count)
7763                                         return rte_flow_error_set
7764                                                 (error, EINVAL,
7765                                                 RTE_FLOW_ERROR_TYPE_ACTION,
7766                                                 NULL,
7767                                                 "old age action and count must be in the same sub flow");
7768                         }
7769                         action_flags |= MLX5_FLOW_ACTION_AGE;
7770                         ++actions_n;
7771                         break;
7772                 case RTE_FLOW_ACTION_TYPE_SET_IPV4_DSCP:
7773                         ret = flow_dv_validate_action_modify_ipv4_dscp
7774                                                          (action_flags,
7775                                                           actions,
7776                                                           item_flags,
7777                                                           error);
7778                         if (ret < 0)
7779                                 return ret;
7780                         /* Count all modify-header actions as one action. */
7781                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7782                                 ++actions_n;
7783                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7784                                 modify_after_mirror = 1;
7785                         action_flags |= MLX5_FLOW_ACTION_SET_IPV4_DSCP;
7786                         rw_act_num += MLX5_ACT_NUM_SET_DSCP;
7787                         break;
7788                 case RTE_FLOW_ACTION_TYPE_SET_IPV6_DSCP:
7789                         ret = flow_dv_validate_action_modify_ipv6_dscp
7790                                                                 (action_flags,
7791                                                                  actions,
7792                                                                  item_flags,
7793                                                                  error);
7794                         if (ret < 0)
7795                                 return ret;
7796                         /* Count all modify-header actions as one action. */
7797                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7798                                 ++actions_n;
7799                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7800                                 modify_after_mirror = 1;
7801                         action_flags |= MLX5_FLOW_ACTION_SET_IPV6_DSCP;
7802                         rw_act_num += MLX5_ACT_NUM_SET_DSCP;
7803                         break;
7804                 case RTE_FLOW_ACTION_TYPE_SAMPLE:
7805                         ret = flow_dv_validate_action_sample(&action_flags,
7806                                                              actions, dev,
7807                                                              attr, item_flags,
7808                                                              rss, &sample_rss,
7809                                                              &sample_count,
7810                                                              &fdb_mirror_limit,
7811                                                              error);
7812                         if (ret < 0)
7813                                 return ret;
7814                         action_flags |= MLX5_FLOW_ACTION_SAMPLE;
7815                         ++actions_n;
7816                         break;
7817                 case RTE_FLOW_ACTION_TYPE_MODIFY_FIELD:
7818                         ret = flow_dv_validate_action_modify_field(dev,
7819                                                                    action_flags,
7820                                                                    actions,
7821                                                                    attr,
7822                                                                    error);
7823                         if (ret < 0)
7824                                 return ret;
7825                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
7826                                 modify_after_mirror = 1;
7827                         /* Count all modify-header actions as one action. */
7828                         if (!(action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS))
7829                                 ++actions_n;
7830                         action_flags |= MLX5_FLOW_ACTION_MODIFY_FIELD;
7831                         rw_act_num += ret;
7832                         break;
7833                 case RTE_FLOW_ACTION_TYPE_CONNTRACK:
7834                         ret = flow_dv_validate_action_aso_ct(dev, action_flags,
7835                                                              item_flags, attr,
7836                                                              error);
7837                         if (ret < 0)
7838                                 return ret;
7839                         action_flags |= MLX5_FLOW_ACTION_CT;
7840                         break;
7841                 case MLX5_RTE_FLOW_ACTION_TYPE_TUNNEL_SET:
7842                         /* tunnel offload action was processed before
7843                          * list it here as a supported type
7844                          */
7845                         break;
7846                 default:
7847                         return rte_flow_error_set(error, ENOTSUP,
7848                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7849                                                   actions,
7850                                                   "action not supported");
7851                 }
7852         }
7853         /*
7854          * Validate actions in flow rules
7855          * - Explicit decap action is prohibited by the tunnel offload API.
7856          * - Drop action in tunnel steer rule is prohibited by the API.
7857          * - Application cannot use MARK action because it's value can mask
7858          *   tunnel default miss nitification.
7859          * - JUMP in tunnel match rule has no support in current PMD
7860          *   implementation.
7861          * - TAG & META are reserved for future uses.
7862          */
7863         if (action_flags & MLX5_FLOW_ACTION_TUNNEL_SET) {
7864                 uint64_t bad_actions_mask = MLX5_FLOW_ACTION_DECAP    |
7865                                             MLX5_FLOW_ACTION_MARK     |
7866                                             MLX5_FLOW_ACTION_SET_TAG  |
7867                                             MLX5_FLOW_ACTION_SET_META |
7868                                             MLX5_FLOW_ACTION_DROP;
7869
7870                 if (action_flags & bad_actions_mask)
7871                         return rte_flow_error_set
7872                                         (error, EINVAL,
7873                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
7874                                         "Invalid RTE action in tunnel "
7875                                         "set decap rule");
7876                 if (!(action_flags & MLX5_FLOW_ACTION_JUMP))
7877                         return rte_flow_error_set
7878                                         (error, EINVAL,
7879                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
7880                                         "tunnel set decap rule must terminate "
7881                                         "with JUMP");
7882                 if (!attr->ingress)
7883                         return rte_flow_error_set
7884                                         (error, EINVAL,
7885                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
7886                                         "tunnel flows for ingress traffic only");
7887         }
7888         if (action_flags & MLX5_FLOW_ACTION_TUNNEL_MATCH) {
7889                 uint64_t bad_actions_mask = MLX5_FLOW_ACTION_JUMP    |
7890                                             MLX5_FLOW_ACTION_MARK    |
7891                                             MLX5_FLOW_ACTION_SET_TAG |
7892                                             MLX5_FLOW_ACTION_SET_META;
7893
7894                 if (action_flags & bad_actions_mask)
7895                         return rte_flow_error_set
7896                                         (error, EINVAL,
7897                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
7898                                         "Invalid RTE action in tunnel "
7899                                         "set match rule");
7900         }
7901         /*
7902          * Validate the drop action mutual exclusion with other actions.
7903          * Drop action is mutually-exclusive with any other action, except for
7904          * Count action.
7905          * Drop action compatibility with tunnel offload was already validated.
7906          */
7907         if (action_flags & (MLX5_FLOW_ACTION_TUNNEL_MATCH |
7908                             MLX5_FLOW_ACTION_TUNNEL_MATCH));
7909         else if ((action_flags & MLX5_FLOW_ACTION_DROP) &&
7910             (action_flags & ~(MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_COUNT)))
7911                 return rte_flow_error_set(error, EINVAL,
7912                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
7913                                           "Drop action is mutually-exclusive "
7914                                           "with any other action, except for "
7915                                           "Count action");
7916         /* Eswitch has few restrictions on using items and actions */
7917         if (attr->transfer) {
7918                 if (!mlx5_flow_ext_mreg_supported(dev) &&
7919                     action_flags & MLX5_FLOW_ACTION_FLAG)
7920                         return rte_flow_error_set(error, ENOTSUP,
7921                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7922                                                   NULL,
7923                                                   "unsupported action FLAG");
7924                 if (!mlx5_flow_ext_mreg_supported(dev) &&
7925                     action_flags & MLX5_FLOW_ACTION_MARK)
7926                         return rte_flow_error_set(error, ENOTSUP,
7927                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7928                                                   NULL,
7929                                                   "unsupported action MARK");
7930                 if (action_flags & MLX5_FLOW_ACTION_QUEUE)
7931                         return rte_flow_error_set(error, ENOTSUP,
7932                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7933                                                   NULL,
7934                                                   "unsupported action QUEUE");
7935                 if (action_flags & MLX5_FLOW_ACTION_RSS)
7936                         return rte_flow_error_set(error, ENOTSUP,
7937                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7938                                                   NULL,
7939                                                   "unsupported action RSS");
7940                 if (!(action_flags & MLX5_FLOW_FATE_ESWITCH_ACTIONS))
7941                         return rte_flow_error_set(error, EINVAL,
7942                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7943                                                   actions,
7944                                                   "no fate action is found");
7945         } else {
7946                 if (!(action_flags & MLX5_FLOW_FATE_ACTIONS) && attr->ingress)
7947                         return rte_flow_error_set(error, EINVAL,
7948                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7949                                                   actions,
7950                                                   "no fate action is found");
7951         }
7952         /*
7953          * Continue validation for Xcap and VLAN actions.
7954          * If hairpin is working in explicit TX rule mode, there is no actions
7955          * splitting and the validation of hairpin ingress flow should be the
7956          * same as other standard flows.
7957          */
7958         if ((action_flags & (MLX5_FLOW_XCAP_ACTIONS |
7959                              MLX5_FLOW_VLAN_ACTIONS)) &&
7960             (queue_index == 0xFFFF ||
7961              mlx5_rxq_get_type(dev, queue_index) != MLX5_RXQ_TYPE_HAIRPIN ||
7962              ((conf = mlx5_rxq_get_hairpin_conf(dev, queue_index)) != NULL &&
7963              conf->tx_explicit != 0))) {
7964                 if ((action_flags & MLX5_FLOW_XCAP_ACTIONS) ==
7965                     MLX5_FLOW_XCAP_ACTIONS)
7966                         return rte_flow_error_set(error, ENOTSUP,
7967                                                   RTE_FLOW_ERROR_TYPE_ACTION,
7968                                                   NULL, "encap and decap "
7969                                                   "combination aren't supported");
7970                 if (!attr->transfer && attr->ingress) {
7971                         if (action_flags & MLX5_FLOW_ACTION_ENCAP)
7972                                 return rte_flow_error_set
7973                                                 (error, ENOTSUP,
7974                                                  RTE_FLOW_ERROR_TYPE_ACTION,
7975                                                  NULL, "encap is not supported"
7976                                                  " for ingress traffic");
7977                         else if (action_flags & MLX5_FLOW_ACTION_OF_PUSH_VLAN)
7978                                 return rte_flow_error_set
7979                                                 (error, ENOTSUP,
7980                                                  RTE_FLOW_ERROR_TYPE_ACTION,
7981                                                  NULL, "push VLAN action not "
7982                                                  "supported for ingress");
7983                         else if ((action_flags & MLX5_FLOW_VLAN_ACTIONS) ==
7984                                         MLX5_FLOW_VLAN_ACTIONS)
7985                                 return rte_flow_error_set
7986                                                 (error, ENOTSUP,
7987                                                  RTE_FLOW_ERROR_TYPE_ACTION,
7988                                                  NULL, "no support for "
7989                                                  "multiple VLAN actions");
7990                 }
7991         }
7992         if (action_flags & MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY) {
7993                 if ((action_flags & (MLX5_FLOW_FATE_ACTIONS &
7994                         ~MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY)) &&
7995                         attr->ingress)
7996                         return rte_flow_error_set
7997                                 (error, ENOTSUP,
7998                                 RTE_FLOW_ERROR_TYPE_ACTION,
7999                                 NULL, "fate action not supported for "
8000                                 "meter with policy");
8001                 if (attr->egress) {
8002                         if (action_flags & MLX5_FLOW_MODIFY_HDR_ACTIONS)
8003                                 return rte_flow_error_set
8004                                         (error, ENOTSUP,
8005                                         RTE_FLOW_ERROR_TYPE_ACTION,
8006                                         NULL, "modify header action in egress "
8007                                         "cannot be done before meter action");
8008                         if (action_flags & MLX5_FLOW_ACTION_ENCAP)
8009                                 return rte_flow_error_set
8010                                         (error, ENOTSUP,
8011                                         RTE_FLOW_ERROR_TYPE_ACTION,
8012                                         NULL, "encap action in egress "
8013                                         "cannot be done before meter action");
8014                         if (action_flags & MLX5_FLOW_ACTION_OF_PUSH_VLAN)
8015                                 return rte_flow_error_set
8016                                         (error, ENOTSUP,
8017                                         RTE_FLOW_ERROR_TYPE_ACTION,
8018                                         NULL, "push vlan action in egress "
8019                                         "cannot be done before meter action");
8020                 }
8021         }
8022         /*
8023          * Hairpin flow will add one more TAG action in TX implicit mode.
8024          * In TX explicit mode, there will be no hairpin flow ID.
8025          */
8026         if (hairpin > 0)
8027                 rw_act_num += MLX5_ACT_NUM_SET_TAG;
8028         /* extra metadata enabled: one more TAG action will be add. */
8029         if (dev_conf->dv_flow_en &&
8030             dev_conf->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY &&
8031             mlx5_flow_ext_mreg_supported(dev))
8032                 rw_act_num += MLX5_ACT_NUM_SET_TAG;
8033         if (rw_act_num >
8034                         flow_dv_modify_hdr_action_max(dev, is_root)) {
8035                 return rte_flow_error_set(error, ENOTSUP,
8036                                           RTE_FLOW_ERROR_TYPE_ACTION,
8037                                           NULL, "too many header modify"
8038                                           " actions to support");
8039         }
8040         /* Eswitch egress mirror and modify flow has limitation on CX5 */
8041         if (fdb_mirror_limit && modify_after_mirror)
8042                 return rte_flow_error_set(error, EINVAL,
8043                                 RTE_FLOW_ERROR_TYPE_ACTION, NULL,
8044                                 "sample before modify action is not supported");
8045         return 0;
8046 }
8047
8048 /**
8049  * Internal preparation function. Allocates the DV flow size,
8050  * this size is constant.
8051  *
8052  * @param[in] dev
8053  *   Pointer to the rte_eth_dev structure.
8054  * @param[in] attr
8055  *   Pointer to the flow attributes.
8056  * @param[in] items
8057  *   Pointer to the list of items.
8058  * @param[in] actions
8059  *   Pointer to the list of actions.
8060  * @param[out] error
8061  *   Pointer to the error structure.
8062  *
8063  * @return
8064  *   Pointer to mlx5_flow object on success,
8065  *   otherwise NULL and rte_errno is set.
8066  */
8067 static struct mlx5_flow *
8068 flow_dv_prepare(struct rte_eth_dev *dev,
8069                 const struct rte_flow_attr *attr __rte_unused,
8070                 const struct rte_flow_item items[] __rte_unused,
8071                 const struct rte_flow_action actions[] __rte_unused,
8072                 struct rte_flow_error *error)
8073 {
8074         uint32_t handle_idx = 0;
8075         struct mlx5_flow *dev_flow;
8076         struct mlx5_flow_handle *dev_handle;
8077         struct mlx5_priv *priv = dev->data->dev_private;
8078         struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
8079
8080         MLX5_ASSERT(wks);
8081         wks->skip_matcher_reg = 0;
8082         wks->policy = NULL;
8083         wks->final_policy = NULL;
8084         /* In case of corrupting the memory. */
8085         if (wks->flow_idx >= MLX5_NUM_MAX_DEV_FLOWS) {
8086                 rte_flow_error_set(error, ENOSPC,
8087                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
8088                                    "not free temporary device flow");
8089                 return NULL;
8090         }
8091         dev_handle = mlx5_ipool_zmalloc(priv->sh->ipool[MLX5_IPOOL_MLX5_FLOW],
8092                                    &handle_idx);
8093         if (!dev_handle) {
8094                 rte_flow_error_set(error, ENOMEM,
8095                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
8096                                    "not enough memory to create flow handle");
8097                 return NULL;
8098         }
8099         MLX5_ASSERT(wks->flow_idx < RTE_DIM(wks->flows));
8100         dev_flow = &wks->flows[wks->flow_idx++];
8101         memset(dev_flow, 0, sizeof(*dev_flow));
8102         dev_flow->handle = dev_handle;
8103         dev_flow->handle_idx = handle_idx;
8104         dev_flow->dv.value.size = MLX5_ST_SZ_BYTES(fte_match_param);
8105         dev_flow->ingress = attr->ingress;
8106         dev_flow->dv.transfer = attr->transfer;
8107         return dev_flow;
8108 }
8109
8110 #ifdef RTE_LIBRTE_MLX5_DEBUG
8111 /**
8112  * Sanity check for match mask and value. Similar to check_valid_spec() in
8113  * kernel driver. If unmasked bit is present in value, it returns failure.
8114  *
8115  * @param match_mask
8116  *   pointer to match mask buffer.
8117  * @param match_value
8118  *   pointer to match value buffer.
8119  *
8120  * @return
8121  *   0 if valid, -EINVAL otherwise.
8122  */
8123 static int
8124 flow_dv_check_valid_spec(void *match_mask, void *match_value)
8125 {
8126         uint8_t *m = match_mask;
8127         uint8_t *v = match_value;
8128         unsigned int i;
8129
8130         for (i = 0; i < MLX5_ST_SZ_BYTES(fte_match_param); ++i) {
8131                 if (v[i] & ~m[i]) {
8132                         DRV_LOG(ERR,
8133                                 "match_value differs from match_criteria"
8134                                 " %p[%u] != %p[%u]",
8135                                 match_value, i, match_mask, i);
8136                         return -EINVAL;
8137                 }
8138         }
8139         return 0;
8140 }
8141 #endif
8142
8143 /**
8144  * Add match of ip_version.
8145  *
8146  * @param[in] group
8147  *   Flow group.
8148  * @param[in] headers_v
8149  *   Values header pointer.
8150  * @param[in] headers_m
8151  *   Masks header pointer.
8152  * @param[in] ip_version
8153  *   The IP version to set.
8154  */
8155 static inline void
8156 flow_dv_set_match_ip_version(uint32_t group,
8157                              void *headers_v,
8158                              void *headers_m,
8159                              uint8_t ip_version)
8160 {
8161         if (group == 0)
8162                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_version, 0xf);
8163         else
8164                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_version,
8165                          ip_version);
8166         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_version, ip_version);
8167         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, 0);
8168         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ethertype, 0);
8169 }
8170
8171 /**
8172  * Add Ethernet item to matcher and to the value.
8173  *
8174  * @param[in, out] matcher
8175  *   Flow matcher.
8176  * @param[in, out] key
8177  *   Flow matcher value.
8178  * @param[in] item
8179  *   Flow pattern to translate.
8180  * @param[in] inner
8181  *   Item is inner pattern.
8182  */
8183 static void
8184 flow_dv_translate_item_eth(void *matcher, void *key,
8185                            const struct rte_flow_item *item, int inner,
8186                            uint32_t group)
8187 {
8188         const struct rte_flow_item_eth *eth_m = item->mask;
8189         const struct rte_flow_item_eth *eth_v = item->spec;
8190         const struct rte_flow_item_eth nic_mask = {
8191                 .dst.addr_bytes = "\xff\xff\xff\xff\xff\xff",
8192                 .src.addr_bytes = "\xff\xff\xff\xff\xff\xff",
8193                 .type = RTE_BE16(0xffff),
8194                 .has_vlan = 0,
8195         };
8196         void *hdrs_m;
8197         void *hdrs_v;
8198         char *l24_v;
8199         unsigned int i;
8200
8201         if (!eth_v)
8202                 return;
8203         if (!eth_m)
8204                 eth_m = &nic_mask;
8205         if (inner) {
8206                 hdrs_m = MLX5_ADDR_OF(fte_match_param, matcher,
8207                                          inner_headers);
8208                 hdrs_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8209         } else {
8210                 hdrs_m = MLX5_ADDR_OF(fte_match_param, matcher,
8211                                          outer_headers);
8212                 hdrs_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8213         }
8214         memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_m, dmac_47_16),
8215                &eth_m->dst, sizeof(eth_m->dst));
8216         /* The value must be in the range of the mask. */
8217         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_v, dmac_47_16);
8218         for (i = 0; i < sizeof(eth_m->dst); ++i)
8219                 l24_v[i] = eth_m->dst.addr_bytes[i] & eth_v->dst.addr_bytes[i];
8220         memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_m, smac_47_16),
8221                &eth_m->src, sizeof(eth_m->src));
8222         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_v, smac_47_16);
8223         /* The value must be in the range of the mask. */
8224         for (i = 0; i < sizeof(eth_m->dst); ++i)
8225                 l24_v[i] = eth_m->src.addr_bytes[i] & eth_v->src.addr_bytes[i];
8226         /*
8227          * HW supports match on one Ethertype, the Ethertype following the last
8228          * VLAN tag of the packet (see PRM).
8229          * Set match on ethertype only if ETH header is not followed by VLAN.
8230          * HW is optimized for IPv4/IPv6. In such cases, avoid setting
8231          * ethertype, and use ip_version field instead.
8232          * eCPRI over Ether layer will use type value 0xAEFE.
8233          */
8234         if (eth_m->type == 0xFFFF) {
8235                 /* Set cvlan_tag mask for any single\multi\un-tagged case. */
8236                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, cvlan_tag, 1);
8237                 switch (eth_v->type) {
8238                 case RTE_BE16(RTE_ETHER_TYPE_VLAN):
8239                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, cvlan_tag, 1);
8240                         return;
8241                 case RTE_BE16(RTE_ETHER_TYPE_QINQ):
8242                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, svlan_tag, 1);
8243                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, svlan_tag, 1);
8244                         return;
8245                 case RTE_BE16(RTE_ETHER_TYPE_IPV4):
8246                         flow_dv_set_match_ip_version(group, hdrs_v, hdrs_m, 4);
8247                         return;
8248                 case RTE_BE16(RTE_ETHER_TYPE_IPV6):
8249                         flow_dv_set_match_ip_version(group, hdrs_v, hdrs_m, 6);
8250                         return;
8251                 default:
8252                         break;
8253                 }
8254         }
8255         if (eth_m->has_vlan) {
8256                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, cvlan_tag, 1);
8257                 if (eth_v->has_vlan) {
8258                         /*
8259                          * Here, when also has_more_vlan field in VLAN item is
8260                          * not set, only single-tagged packets will be matched.
8261                          */
8262                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, cvlan_tag, 1);
8263                         return;
8264                 }
8265         }
8266         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, ethertype,
8267                  rte_be_to_cpu_16(eth_m->type));
8268         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_v, ethertype);
8269         *(uint16_t *)(l24_v) = eth_m->type & eth_v->type;
8270 }
8271
8272 /**
8273  * Add VLAN item to matcher and to the value.
8274  *
8275  * @param[in, out] dev_flow
8276  *   Flow descriptor.
8277  * @param[in, out] matcher
8278  *   Flow matcher.
8279  * @param[in, out] key
8280  *   Flow matcher value.
8281  * @param[in] item
8282  *   Flow pattern to translate.
8283  * @param[in] inner
8284  *   Item is inner pattern.
8285  */
8286 static void
8287 flow_dv_translate_item_vlan(struct mlx5_flow *dev_flow,
8288                             void *matcher, void *key,
8289                             const struct rte_flow_item *item,
8290                             int inner, uint32_t group)
8291 {
8292         const struct rte_flow_item_vlan *vlan_m = item->mask;
8293         const struct rte_flow_item_vlan *vlan_v = item->spec;
8294         void *hdrs_m;
8295         void *hdrs_v;
8296         uint16_t tci_m;
8297         uint16_t tci_v;
8298
8299         if (inner) {
8300                 hdrs_m = MLX5_ADDR_OF(fte_match_param, matcher,
8301                                          inner_headers);
8302                 hdrs_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8303         } else {
8304                 hdrs_m = MLX5_ADDR_OF(fte_match_param, matcher,
8305                                          outer_headers);
8306                 hdrs_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8307                 /*
8308                  * This is workaround, masks are not supported,
8309                  * and pre-validated.
8310                  */
8311                 if (vlan_v)
8312                         dev_flow->handle->vf_vlan.tag =
8313                                         rte_be_to_cpu_16(vlan_v->tci) & 0x0fff;
8314         }
8315         /*
8316          * When VLAN item exists in flow, mark packet as tagged,
8317          * even if TCI is not specified.
8318          */
8319         if (!MLX5_GET(fte_match_set_lyr_2_4, hdrs_v, svlan_tag)) {
8320                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, cvlan_tag, 1);
8321                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, cvlan_tag, 1);
8322         }
8323         if (!vlan_v)
8324                 return;
8325         if (!vlan_m)
8326                 vlan_m = &rte_flow_item_vlan_mask;
8327         tci_m = rte_be_to_cpu_16(vlan_m->tci);
8328         tci_v = rte_be_to_cpu_16(vlan_m->tci & vlan_v->tci);
8329         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, first_vid, tci_m);
8330         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, first_vid, tci_v);
8331         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, first_cfi, tci_m >> 12);
8332         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, first_cfi, tci_v >> 12);
8333         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, first_prio, tci_m >> 13);
8334         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, first_prio, tci_v >> 13);
8335         /*
8336          * HW is optimized for IPv4/IPv6. In such cases, avoid setting
8337          * ethertype, and use ip_version field instead.
8338          */
8339         if (vlan_m->inner_type == 0xFFFF) {
8340                 switch (vlan_v->inner_type) {
8341                 case RTE_BE16(RTE_ETHER_TYPE_VLAN):
8342                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, svlan_tag, 1);
8343                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, svlan_tag, 1);
8344                         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, cvlan_tag, 0);
8345                         return;
8346                 case RTE_BE16(RTE_ETHER_TYPE_IPV4):
8347                         flow_dv_set_match_ip_version(group, hdrs_v, hdrs_m, 4);
8348                         return;
8349                 case RTE_BE16(RTE_ETHER_TYPE_IPV6):
8350                         flow_dv_set_match_ip_version(group, hdrs_v, hdrs_m, 6);
8351                         return;
8352                 default:
8353                         break;
8354                 }
8355         }
8356         if (vlan_m->has_more_vlan && vlan_v->has_more_vlan) {
8357                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, svlan_tag, 1);
8358                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, svlan_tag, 1);
8359                 /* Only one vlan_tag bit can be set. */
8360                 MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, cvlan_tag, 0);
8361                 return;
8362         }
8363         MLX5_SET(fte_match_set_lyr_2_4, hdrs_m, ethertype,
8364                  rte_be_to_cpu_16(vlan_m->inner_type));
8365         MLX5_SET(fte_match_set_lyr_2_4, hdrs_v, ethertype,
8366                  rte_be_to_cpu_16(vlan_m->inner_type & vlan_v->inner_type));
8367 }
8368
8369 /**
8370  * Add IPV4 item to matcher and to the value.
8371  *
8372  * @param[in, out] matcher
8373  *   Flow matcher.
8374  * @param[in, out] key
8375  *   Flow matcher value.
8376  * @param[in] item
8377  *   Flow pattern to translate.
8378  * @param[in] inner
8379  *   Item is inner pattern.
8380  * @param[in] group
8381  *   The group to insert the rule.
8382  */
8383 static void
8384 flow_dv_translate_item_ipv4(void *matcher, void *key,
8385                             const struct rte_flow_item *item,
8386                             int inner, uint32_t group)
8387 {
8388         const struct rte_flow_item_ipv4 *ipv4_m = item->mask;
8389         const struct rte_flow_item_ipv4 *ipv4_v = item->spec;
8390         const struct rte_flow_item_ipv4 nic_mask = {
8391                 .hdr = {
8392                         .src_addr = RTE_BE32(0xffffffff),
8393                         .dst_addr = RTE_BE32(0xffffffff),
8394                         .type_of_service = 0xff,
8395                         .next_proto_id = 0xff,
8396                         .time_to_live = 0xff,
8397                 },
8398         };
8399         void *headers_m;
8400         void *headers_v;
8401         char *l24_m;
8402         char *l24_v;
8403         uint8_t tos, ihl_m, ihl_v;
8404
8405         if (inner) {
8406                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8407                                          inner_headers);
8408                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8409         } else {
8410                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8411                                          outer_headers);
8412                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8413         }
8414         flow_dv_set_match_ip_version(group, headers_v, headers_m, 4);
8415         if (!ipv4_v)
8416                 return;
8417         if (!ipv4_m)
8418                 ipv4_m = &nic_mask;
8419         l24_m = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_m,
8420                              dst_ipv4_dst_ipv6.ipv4_layout.ipv4);
8421         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v,
8422                              dst_ipv4_dst_ipv6.ipv4_layout.ipv4);
8423         *(uint32_t *)l24_m = ipv4_m->hdr.dst_addr;
8424         *(uint32_t *)l24_v = ipv4_m->hdr.dst_addr & ipv4_v->hdr.dst_addr;
8425         l24_m = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_m,
8426                           src_ipv4_src_ipv6.ipv4_layout.ipv4);
8427         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v,
8428                           src_ipv4_src_ipv6.ipv4_layout.ipv4);
8429         *(uint32_t *)l24_m = ipv4_m->hdr.src_addr;
8430         *(uint32_t *)l24_v = ipv4_m->hdr.src_addr & ipv4_v->hdr.src_addr;
8431         tos = ipv4_m->hdr.type_of_service & ipv4_v->hdr.type_of_service;
8432         ihl_m = ipv4_m->hdr.version_ihl & RTE_IPV4_HDR_IHL_MASK;
8433         ihl_v = ipv4_v->hdr.version_ihl & RTE_IPV4_HDR_IHL_MASK;
8434         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ipv4_ihl, ihl_m);
8435         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ipv4_ihl, ihl_m & ihl_v);
8436         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_ecn,
8437                  ipv4_m->hdr.type_of_service);
8438         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ecn, tos);
8439         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_dscp,
8440                  ipv4_m->hdr.type_of_service >> 2);
8441         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_dscp, tos >> 2);
8442         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol,
8443                  ipv4_m->hdr.next_proto_id);
8444         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol,
8445                  ipv4_v->hdr.next_proto_id & ipv4_m->hdr.next_proto_id);
8446         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_ttl_hoplimit,
8447                  ipv4_m->hdr.time_to_live);
8448         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ttl_hoplimit,
8449                  ipv4_v->hdr.time_to_live & ipv4_m->hdr.time_to_live);
8450         MLX5_SET(fte_match_set_lyr_2_4, headers_m, frag,
8451                  !!(ipv4_m->hdr.fragment_offset));
8452         MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag,
8453                  !!(ipv4_v->hdr.fragment_offset & ipv4_m->hdr.fragment_offset));
8454 }
8455
8456 /**
8457  * Add IPV6 item to matcher and to the value.
8458  *
8459  * @param[in, out] matcher
8460  *   Flow matcher.
8461  * @param[in, out] key
8462  *   Flow matcher value.
8463  * @param[in] item
8464  *   Flow pattern to translate.
8465  * @param[in] inner
8466  *   Item is inner pattern.
8467  * @param[in] group
8468  *   The group to insert the rule.
8469  */
8470 static void
8471 flow_dv_translate_item_ipv6(void *matcher, void *key,
8472                             const struct rte_flow_item *item,
8473                             int inner, uint32_t group)
8474 {
8475         const struct rte_flow_item_ipv6 *ipv6_m = item->mask;
8476         const struct rte_flow_item_ipv6 *ipv6_v = item->spec;
8477         const struct rte_flow_item_ipv6 nic_mask = {
8478                 .hdr = {
8479                         .src_addr =
8480                                 "\xff\xff\xff\xff\xff\xff\xff\xff"
8481                                 "\xff\xff\xff\xff\xff\xff\xff\xff",
8482                         .dst_addr =
8483                                 "\xff\xff\xff\xff\xff\xff\xff\xff"
8484                                 "\xff\xff\xff\xff\xff\xff\xff\xff",
8485                         .vtc_flow = RTE_BE32(0xffffffff),
8486                         .proto = 0xff,
8487                         .hop_limits = 0xff,
8488                 },
8489         };
8490         void *headers_m;
8491         void *headers_v;
8492         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
8493         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
8494         char *l24_m;
8495         char *l24_v;
8496         uint32_t vtc_m;
8497         uint32_t vtc_v;
8498         int i;
8499         int size;
8500
8501         if (inner) {
8502                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8503                                          inner_headers);
8504                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8505         } else {
8506                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8507                                          outer_headers);
8508                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8509         }
8510         flow_dv_set_match_ip_version(group, headers_v, headers_m, 6);
8511         if (!ipv6_v)
8512                 return;
8513         if (!ipv6_m)
8514                 ipv6_m = &nic_mask;
8515         size = sizeof(ipv6_m->hdr.dst_addr);
8516         l24_m = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_m,
8517                              dst_ipv4_dst_ipv6.ipv6_layout.ipv6);
8518         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v,
8519                              dst_ipv4_dst_ipv6.ipv6_layout.ipv6);
8520         memcpy(l24_m, ipv6_m->hdr.dst_addr, size);
8521         for (i = 0; i < size; ++i)
8522                 l24_v[i] = l24_m[i] & ipv6_v->hdr.dst_addr[i];
8523         l24_m = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_m,
8524                              src_ipv4_src_ipv6.ipv6_layout.ipv6);
8525         l24_v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v,
8526                              src_ipv4_src_ipv6.ipv6_layout.ipv6);
8527         memcpy(l24_m, ipv6_m->hdr.src_addr, size);
8528         for (i = 0; i < size; ++i)
8529                 l24_v[i] = l24_m[i] & ipv6_v->hdr.src_addr[i];
8530         /* TOS. */
8531         vtc_m = rte_be_to_cpu_32(ipv6_m->hdr.vtc_flow);
8532         vtc_v = rte_be_to_cpu_32(ipv6_m->hdr.vtc_flow & ipv6_v->hdr.vtc_flow);
8533         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_ecn, vtc_m >> 20);
8534         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ecn, vtc_v >> 20);
8535         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_dscp, vtc_m >> 22);
8536         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_dscp, vtc_v >> 22);
8537         /* Label. */
8538         if (inner) {
8539                 MLX5_SET(fte_match_set_misc, misc_m, inner_ipv6_flow_label,
8540                          vtc_m);
8541                 MLX5_SET(fte_match_set_misc, misc_v, inner_ipv6_flow_label,
8542                          vtc_v);
8543         } else {
8544                 MLX5_SET(fte_match_set_misc, misc_m, outer_ipv6_flow_label,
8545                          vtc_m);
8546                 MLX5_SET(fte_match_set_misc, misc_v, outer_ipv6_flow_label,
8547                          vtc_v);
8548         }
8549         /* Protocol. */
8550         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol,
8551                  ipv6_m->hdr.proto);
8552         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol,
8553                  ipv6_v->hdr.proto & ipv6_m->hdr.proto);
8554         /* Hop limit. */
8555         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_ttl_hoplimit,
8556                  ipv6_m->hdr.hop_limits);
8557         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ttl_hoplimit,
8558                  ipv6_v->hdr.hop_limits & ipv6_m->hdr.hop_limits);
8559         MLX5_SET(fte_match_set_lyr_2_4, headers_m, frag,
8560                  !!(ipv6_m->has_frag_ext));
8561         MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag,
8562                  !!(ipv6_v->has_frag_ext & ipv6_m->has_frag_ext));
8563 }
8564
8565 /**
8566  * Add IPV6 fragment extension item to matcher and to the value.
8567  *
8568  * @param[in, out] matcher
8569  *   Flow matcher.
8570  * @param[in, out] key
8571  *   Flow matcher value.
8572  * @param[in] item
8573  *   Flow pattern to translate.
8574  * @param[in] inner
8575  *   Item is inner pattern.
8576  */
8577 static void
8578 flow_dv_translate_item_ipv6_frag_ext(void *matcher, void *key,
8579                                      const struct rte_flow_item *item,
8580                                      int inner)
8581 {
8582         const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_ext_m = item->mask;
8583         const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_ext_v = item->spec;
8584         const struct rte_flow_item_ipv6_frag_ext nic_mask = {
8585                 .hdr = {
8586                         .next_header = 0xff,
8587                         .frag_data = RTE_BE16(0xffff),
8588                 },
8589         };
8590         void *headers_m;
8591         void *headers_v;
8592
8593         if (inner) {
8594                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8595                                          inner_headers);
8596                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8597         } else {
8598                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8599                                          outer_headers);
8600                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8601         }
8602         /* IPv6 fragment extension item exists, so packet is IP fragment. */
8603         MLX5_SET(fte_match_set_lyr_2_4, headers_m, frag, 1);
8604         MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag, 1);
8605         if (!ipv6_frag_ext_v)
8606                 return;
8607         if (!ipv6_frag_ext_m)
8608                 ipv6_frag_ext_m = &nic_mask;
8609         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol,
8610                  ipv6_frag_ext_m->hdr.next_header);
8611         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol,
8612                  ipv6_frag_ext_v->hdr.next_header &
8613                  ipv6_frag_ext_m->hdr.next_header);
8614 }
8615
8616 /**
8617  * Add TCP item to matcher and to the value.
8618  *
8619  * @param[in, out] matcher
8620  *   Flow matcher.
8621  * @param[in, out] key
8622  *   Flow matcher value.
8623  * @param[in] item
8624  *   Flow pattern to translate.
8625  * @param[in] inner
8626  *   Item is inner pattern.
8627  */
8628 static void
8629 flow_dv_translate_item_tcp(void *matcher, void *key,
8630                            const struct rte_flow_item *item,
8631                            int inner)
8632 {
8633         const struct rte_flow_item_tcp *tcp_m = item->mask;
8634         const struct rte_flow_item_tcp *tcp_v = item->spec;
8635         void *headers_m;
8636         void *headers_v;
8637
8638         if (inner) {
8639                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8640                                          inner_headers);
8641                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8642         } else {
8643                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8644                                          outer_headers);
8645                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8646         }
8647         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol, 0xff);
8648         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_TCP);
8649         if (!tcp_v)
8650                 return;
8651         if (!tcp_m)
8652                 tcp_m = &rte_flow_item_tcp_mask;
8653         MLX5_SET(fte_match_set_lyr_2_4, headers_m, tcp_sport,
8654                  rte_be_to_cpu_16(tcp_m->hdr.src_port));
8655         MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_sport,
8656                  rte_be_to_cpu_16(tcp_v->hdr.src_port & tcp_m->hdr.src_port));
8657         MLX5_SET(fte_match_set_lyr_2_4, headers_m, tcp_dport,
8658                  rte_be_to_cpu_16(tcp_m->hdr.dst_port));
8659         MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_dport,
8660                  rte_be_to_cpu_16(tcp_v->hdr.dst_port & tcp_m->hdr.dst_port));
8661         MLX5_SET(fte_match_set_lyr_2_4, headers_m, tcp_flags,
8662                  tcp_m->hdr.tcp_flags);
8663         MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_flags,
8664                  (tcp_v->hdr.tcp_flags & tcp_m->hdr.tcp_flags));
8665 }
8666
8667 /**
8668  * Add UDP item to matcher and to the value.
8669  *
8670  * @param[in, out] matcher
8671  *   Flow matcher.
8672  * @param[in, out] key
8673  *   Flow matcher value.
8674  * @param[in] item
8675  *   Flow pattern to translate.
8676  * @param[in] inner
8677  *   Item is inner pattern.
8678  */
8679 static void
8680 flow_dv_translate_item_udp(void *matcher, void *key,
8681                            const struct rte_flow_item *item,
8682                            int inner)
8683 {
8684         const struct rte_flow_item_udp *udp_m = item->mask;
8685         const struct rte_flow_item_udp *udp_v = item->spec;
8686         void *headers_m;
8687         void *headers_v;
8688
8689         if (inner) {
8690                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8691                                          inner_headers);
8692                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8693         } else {
8694                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8695                                          outer_headers);
8696                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8697         }
8698         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol, 0xff);
8699         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_UDP);
8700         if (!udp_v)
8701                 return;
8702         if (!udp_m)
8703                 udp_m = &rte_flow_item_udp_mask;
8704         MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_sport,
8705                  rte_be_to_cpu_16(udp_m->hdr.src_port));
8706         MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_sport,
8707                  rte_be_to_cpu_16(udp_v->hdr.src_port & udp_m->hdr.src_port));
8708         MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport,
8709                  rte_be_to_cpu_16(udp_m->hdr.dst_port));
8710         MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport,
8711                  rte_be_to_cpu_16(udp_v->hdr.dst_port & udp_m->hdr.dst_port));
8712 }
8713
8714 /**
8715  * Add GRE optional Key item to matcher and to the value.
8716  *
8717  * @param[in, out] matcher
8718  *   Flow matcher.
8719  * @param[in, out] key
8720  *   Flow matcher value.
8721  * @param[in] item
8722  *   Flow pattern to translate.
8723  * @param[in] inner
8724  *   Item is inner pattern.
8725  */
8726 static void
8727 flow_dv_translate_item_gre_key(void *matcher, void *key,
8728                                    const struct rte_flow_item *item)
8729 {
8730         const rte_be32_t *key_m = item->mask;
8731         const rte_be32_t *key_v = item->spec;
8732         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
8733         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
8734         rte_be32_t gre_key_default_mask = RTE_BE32(UINT32_MAX);
8735
8736         /* GRE K bit must be on and should already be validated */
8737         MLX5_SET(fte_match_set_misc, misc_m, gre_k_present, 1);
8738         MLX5_SET(fte_match_set_misc, misc_v, gre_k_present, 1);
8739         if (!key_v)
8740                 return;
8741         if (!key_m)
8742                 key_m = &gre_key_default_mask;
8743         MLX5_SET(fte_match_set_misc, misc_m, gre_key_h,
8744                  rte_be_to_cpu_32(*key_m) >> 8);
8745         MLX5_SET(fte_match_set_misc, misc_v, gre_key_h,
8746                  rte_be_to_cpu_32((*key_v) & (*key_m)) >> 8);
8747         MLX5_SET(fte_match_set_misc, misc_m, gre_key_l,
8748                  rte_be_to_cpu_32(*key_m) & 0xFF);
8749         MLX5_SET(fte_match_set_misc, misc_v, gre_key_l,
8750                  rte_be_to_cpu_32((*key_v) & (*key_m)) & 0xFF);
8751 }
8752
8753 /**
8754  * Add GRE item to matcher and to the value.
8755  *
8756  * @param[in, out] matcher
8757  *   Flow matcher.
8758  * @param[in, out] key
8759  *   Flow matcher value.
8760  * @param[in] item
8761  *   Flow pattern to translate.
8762  * @param[in] inner
8763  *   Item is inner pattern.
8764  */
8765 static void
8766 flow_dv_translate_item_gre(void *matcher, void *key,
8767                            const struct rte_flow_item *item,
8768                            int inner)
8769 {
8770         const struct rte_flow_item_gre *gre_m = item->mask;
8771         const struct rte_flow_item_gre *gre_v = item->spec;
8772         void *headers_m;
8773         void *headers_v;
8774         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
8775         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
8776         struct {
8777                 union {
8778                         __extension__
8779                         struct {
8780                                 uint16_t version:3;
8781                                 uint16_t rsvd0:9;
8782                                 uint16_t s_present:1;
8783                                 uint16_t k_present:1;
8784                                 uint16_t rsvd_bit1:1;
8785                                 uint16_t c_present:1;
8786                         };
8787                         uint16_t value;
8788                 };
8789         } gre_crks_rsvd0_ver_m, gre_crks_rsvd0_ver_v;
8790
8791         if (inner) {
8792                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8793                                          inner_headers);
8794                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8795         } else {
8796                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8797                                          outer_headers);
8798                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8799         }
8800         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol, 0xff);
8801         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_GRE);
8802         if (!gre_v)
8803                 return;
8804         if (!gre_m)
8805                 gre_m = &rte_flow_item_gre_mask;
8806         MLX5_SET(fte_match_set_misc, misc_m, gre_protocol,
8807                  rte_be_to_cpu_16(gre_m->protocol));
8808         MLX5_SET(fte_match_set_misc, misc_v, gre_protocol,
8809                  rte_be_to_cpu_16(gre_v->protocol & gre_m->protocol));
8810         gre_crks_rsvd0_ver_m.value = rte_be_to_cpu_16(gre_m->c_rsvd0_ver);
8811         gre_crks_rsvd0_ver_v.value = rte_be_to_cpu_16(gre_v->c_rsvd0_ver);
8812         MLX5_SET(fte_match_set_misc, misc_m, gre_c_present,
8813                  gre_crks_rsvd0_ver_m.c_present);
8814         MLX5_SET(fte_match_set_misc, misc_v, gre_c_present,
8815                  gre_crks_rsvd0_ver_v.c_present &
8816                  gre_crks_rsvd0_ver_m.c_present);
8817         MLX5_SET(fte_match_set_misc, misc_m, gre_k_present,
8818                  gre_crks_rsvd0_ver_m.k_present);
8819         MLX5_SET(fte_match_set_misc, misc_v, gre_k_present,
8820                  gre_crks_rsvd0_ver_v.k_present &
8821                  gre_crks_rsvd0_ver_m.k_present);
8822         MLX5_SET(fte_match_set_misc, misc_m, gre_s_present,
8823                  gre_crks_rsvd0_ver_m.s_present);
8824         MLX5_SET(fte_match_set_misc, misc_v, gre_s_present,
8825                  gre_crks_rsvd0_ver_v.s_present &
8826                  gre_crks_rsvd0_ver_m.s_present);
8827 }
8828
8829 /**
8830  * Add NVGRE item to matcher and to the value.
8831  *
8832  * @param[in, out] matcher
8833  *   Flow matcher.
8834  * @param[in, out] key
8835  *   Flow matcher value.
8836  * @param[in] item
8837  *   Flow pattern to translate.
8838  * @param[in] inner
8839  *   Item is inner pattern.
8840  */
8841 static void
8842 flow_dv_translate_item_nvgre(void *matcher, void *key,
8843                              const struct rte_flow_item *item,
8844                              int inner)
8845 {
8846         const struct rte_flow_item_nvgre *nvgre_m = item->mask;
8847         const struct rte_flow_item_nvgre *nvgre_v = item->spec;
8848         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
8849         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
8850         const char *tni_flow_id_m;
8851         const char *tni_flow_id_v;
8852         char *gre_key_m;
8853         char *gre_key_v;
8854         int size;
8855         int i;
8856
8857         /* For NVGRE, GRE header fields must be set with defined values. */
8858         const struct rte_flow_item_gre gre_spec = {
8859                 .c_rsvd0_ver = RTE_BE16(0x2000),
8860                 .protocol = RTE_BE16(RTE_ETHER_TYPE_TEB)
8861         };
8862         const struct rte_flow_item_gre gre_mask = {
8863                 .c_rsvd0_ver = RTE_BE16(0xB000),
8864                 .protocol = RTE_BE16(UINT16_MAX),
8865         };
8866         const struct rte_flow_item gre_item = {
8867                 .spec = &gre_spec,
8868                 .mask = &gre_mask,
8869                 .last = NULL,
8870         };
8871         flow_dv_translate_item_gre(matcher, key, &gre_item, inner);
8872         if (!nvgre_v)
8873                 return;
8874         if (!nvgre_m)
8875                 nvgre_m = &rte_flow_item_nvgre_mask;
8876         tni_flow_id_m = (const char *)nvgre_m->tni;
8877         tni_flow_id_v = (const char *)nvgre_v->tni;
8878         size = sizeof(nvgre_m->tni) + sizeof(nvgre_m->flow_id);
8879         gre_key_m = MLX5_ADDR_OF(fte_match_set_misc, misc_m, gre_key_h);
8880         gre_key_v = MLX5_ADDR_OF(fte_match_set_misc, misc_v, gre_key_h);
8881         memcpy(gre_key_m, tni_flow_id_m, size);
8882         for (i = 0; i < size; ++i)
8883                 gre_key_v[i] = gre_key_m[i] & tni_flow_id_v[i];
8884 }
8885
8886 /**
8887  * Add VXLAN item to matcher and to the value.
8888  *
8889  * @param[in] dev
8890  *   Pointer to the Ethernet device structure.
8891  * @param[in] attr
8892  *   Flow rule attributes.
8893  * @param[in, out] matcher
8894  *   Flow matcher.
8895  * @param[in, out] key
8896  *   Flow matcher value.
8897  * @param[in] item
8898  *   Flow pattern to translate.
8899  * @param[in] inner
8900  *   Item is inner pattern.
8901  */
8902 static void
8903 flow_dv_translate_item_vxlan(struct rte_eth_dev *dev,
8904                              const struct rte_flow_attr *attr,
8905                              void *matcher, void *key,
8906                              const struct rte_flow_item *item,
8907                              int inner)
8908 {
8909         const struct rte_flow_item_vxlan *vxlan_m = item->mask;
8910         const struct rte_flow_item_vxlan *vxlan_v = item->spec;
8911         void *headers_m;
8912         void *headers_v;
8913         void *misc5_m;
8914         void *misc5_v;
8915         uint32_t *tunnel_header_v;
8916         uint32_t *tunnel_header_m;
8917         uint16_t dport;
8918         struct mlx5_priv *priv = dev->data->dev_private;
8919         const struct rte_flow_item_vxlan nic_mask = {
8920                 .vni = "\xff\xff\xff",
8921                 .rsvd1 = 0xff,
8922         };
8923
8924         if (inner) {
8925                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8926                                          inner_headers);
8927                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
8928         } else {
8929                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
8930                                          outer_headers);
8931                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
8932         }
8933         dport = item->type == RTE_FLOW_ITEM_TYPE_VXLAN ?
8934                 MLX5_UDP_PORT_VXLAN : MLX5_UDP_PORT_VXLAN_GPE;
8935         if (!MLX5_GET16(fte_match_set_lyr_2_4, headers_v, udp_dport)) {
8936                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport, 0xFFFF);
8937                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, dport);
8938         }
8939         dport = MLX5_GET16(fte_match_set_lyr_2_4, headers_v, udp_dport);
8940         if (!vxlan_v)
8941                 return;
8942         if (!vxlan_m) {
8943                 if ((!attr->group && !priv->sh->tunnel_header_0_1) ||
8944                     (attr->group && !priv->sh->misc5_cap))
8945                         vxlan_m = &rte_flow_item_vxlan_mask;
8946                 else
8947                         vxlan_m = &nic_mask;
8948         }
8949         if ((priv->sh->steering_format_version ==
8950             MLX5_STEERING_LOGIC_FORMAT_CONNECTX_5 &&
8951             dport != MLX5_UDP_PORT_VXLAN) ||
8952             (!attr->group && !attr->transfer && !priv->sh->tunnel_header_0_1) ||
8953             ((attr->group || attr->transfer) && !priv->sh->misc5_cap)) {
8954                 void *misc_m;
8955                 void *misc_v;
8956                 char *vni_m;
8957                 char *vni_v;
8958                 int size;
8959                 int i;
8960                 misc_m = MLX5_ADDR_OF(fte_match_param,
8961                                       matcher, misc_parameters);
8962                 misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
8963                 size = sizeof(vxlan_m->vni);
8964                 vni_m = MLX5_ADDR_OF(fte_match_set_misc, misc_m, vxlan_vni);
8965                 vni_v = MLX5_ADDR_OF(fte_match_set_misc, misc_v, vxlan_vni);
8966                 memcpy(vni_m, vxlan_m->vni, size);
8967                 for (i = 0; i < size; ++i)
8968                         vni_v[i] = vni_m[i] & vxlan_v->vni[i];
8969                 return;
8970         }
8971         misc5_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters_5);
8972         misc5_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_5);
8973         tunnel_header_v = (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc5,
8974                                                    misc5_v,
8975                                                    tunnel_header_1);
8976         tunnel_header_m = (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc5,
8977                                                    misc5_m,
8978                                                    tunnel_header_1);
8979         *tunnel_header_v = (vxlan_v->vni[0] & vxlan_m->vni[0]) |
8980                            (vxlan_v->vni[1] & vxlan_m->vni[1]) << 8 |
8981                            (vxlan_v->vni[2] & vxlan_m->vni[2]) << 16;
8982         if (*tunnel_header_v)
8983                 *tunnel_header_m = vxlan_m->vni[0] |
8984                         vxlan_m->vni[1] << 8 |
8985                         vxlan_m->vni[2] << 16;
8986         else
8987                 *tunnel_header_m = 0x0;
8988         *tunnel_header_v |= (vxlan_v->rsvd1 & vxlan_m->rsvd1) << 24;
8989         if (vxlan_v->rsvd1 & vxlan_m->rsvd1)
8990                 *tunnel_header_m |= vxlan_m->rsvd1 << 24;
8991 }
8992
8993 /**
8994  * Add VXLAN-GPE item to matcher and to the value.
8995  *
8996  * @param[in, out] matcher
8997  *   Flow matcher.
8998  * @param[in, out] key
8999  *   Flow matcher value.
9000  * @param[in] item
9001  *   Flow pattern to translate.
9002  * @param[in] inner
9003  *   Item is inner pattern.
9004  */
9005
9006 static void
9007 flow_dv_translate_item_vxlan_gpe(void *matcher, void *key,
9008                                  const struct rte_flow_item *item, int inner)
9009 {
9010         const struct rte_flow_item_vxlan_gpe *vxlan_m = item->mask;
9011         const struct rte_flow_item_vxlan_gpe *vxlan_v = item->spec;
9012         void *headers_m;
9013         void *headers_v;
9014         void *misc_m =
9015                 MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters_3);
9016         void *misc_v =
9017                 MLX5_ADDR_OF(fte_match_param, key, misc_parameters_3);
9018         char *vni_m;
9019         char *vni_v;
9020         uint16_t dport;
9021         int size;
9022         int i;
9023         uint8_t flags_m = 0xff;
9024         uint8_t flags_v = 0xc;
9025
9026         if (inner) {
9027                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9028                                          inner_headers);
9029                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
9030         } else {
9031                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9032                                          outer_headers);
9033                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
9034         }
9035         dport = item->type == RTE_FLOW_ITEM_TYPE_VXLAN ?
9036                 MLX5_UDP_PORT_VXLAN : MLX5_UDP_PORT_VXLAN_GPE;
9037         if (!MLX5_GET16(fte_match_set_lyr_2_4, headers_v, udp_dport)) {
9038                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport, 0xFFFF);
9039                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, dport);
9040         }
9041         if (!vxlan_v)
9042                 return;
9043         if (!vxlan_m)
9044                 vxlan_m = &rte_flow_item_vxlan_gpe_mask;
9045         size = sizeof(vxlan_m->vni);
9046         vni_m = MLX5_ADDR_OF(fte_match_set_misc3, misc_m, outer_vxlan_gpe_vni);
9047         vni_v = MLX5_ADDR_OF(fte_match_set_misc3, misc_v, outer_vxlan_gpe_vni);
9048         memcpy(vni_m, vxlan_m->vni, size);
9049         for (i = 0; i < size; ++i)
9050                 vni_v[i] = vni_m[i] & vxlan_v->vni[i];
9051         if (vxlan_m->flags) {
9052                 flags_m = vxlan_m->flags;
9053                 flags_v = vxlan_v->flags;
9054         }
9055         MLX5_SET(fte_match_set_misc3, misc_m, outer_vxlan_gpe_flags, flags_m);
9056         MLX5_SET(fte_match_set_misc3, misc_v, outer_vxlan_gpe_flags, flags_v);
9057         MLX5_SET(fte_match_set_misc3, misc_m, outer_vxlan_gpe_next_protocol,
9058                  vxlan_m->protocol);
9059         MLX5_SET(fte_match_set_misc3, misc_v, outer_vxlan_gpe_next_protocol,
9060                  vxlan_v->protocol);
9061 }
9062
9063 /**
9064  * Add Geneve item to matcher and to the value.
9065  *
9066  * @param[in, out] matcher
9067  *   Flow matcher.
9068  * @param[in, out] key
9069  *   Flow matcher value.
9070  * @param[in] item
9071  *   Flow pattern to translate.
9072  * @param[in] inner
9073  *   Item is inner pattern.
9074  */
9075
9076 static void
9077 flow_dv_translate_item_geneve(void *matcher, void *key,
9078                               const struct rte_flow_item *item, int inner)
9079 {
9080         const struct rte_flow_item_geneve *geneve_m = item->mask;
9081         const struct rte_flow_item_geneve *geneve_v = item->spec;
9082         void *headers_m;
9083         void *headers_v;
9084         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
9085         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
9086         uint16_t dport;
9087         uint16_t gbhdr_m;
9088         uint16_t gbhdr_v;
9089         char *vni_m;
9090         char *vni_v;
9091         size_t size, i;
9092
9093         if (inner) {
9094                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9095                                          inner_headers);
9096                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
9097         } else {
9098                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9099                                          outer_headers);
9100                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
9101         }
9102         dport = MLX5_UDP_PORT_GENEVE;
9103         if (!MLX5_GET16(fte_match_set_lyr_2_4, headers_v, udp_dport)) {
9104                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport, 0xFFFF);
9105                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, dport);
9106         }
9107         if (!geneve_v)
9108                 return;
9109         if (!geneve_m)
9110                 geneve_m = &rte_flow_item_geneve_mask;
9111         size = sizeof(geneve_m->vni);
9112         vni_m = MLX5_ADDR_OF(fte_match_set_misc, misc_m, geneve_vni);
9113         vni_v = MLX5_ADDR_OF(fte_match_set_misc, misc_v, geneve_vni);
9114         memcpy(vni_m, geneve_m->vni, size);
9115         for (i = 0; i < size; ++i)
9116                 vni_v[i] = vni_m[i] & geneve_v->vni[i];
9117         MLX5_SET(fte_match_set_misc, misc_m, geneve_protocol_type,
9118                  rte_be_to_cpu_16(geneve_m->protocol));
9119         MLX5_SET(fte_match_set_misc, misc_v, geneve_protocol_type,
9120                  rte_be_to_cpu_16(geneve_v->protocol & geneve_m->protocol));
9121         gbhdr_m = rte_be_to_cpu_16(geneve_m->ver_opt_len_o_c_rsvd0);
9122         gbhdr_v = rte_be_to_cpu_16(geneve_v->ver_opt_len_o_c_rsvd0);
9123         MLX5_SET(fte_match_set_misc, misc_m, geneve_oam,
9124                  MLX5_GENEVE_OAMF_VAL(gbhdr_m));
9125         MLX5_SET(fte_match_set_misc, misc_v, geneve_oam,
9126                  MLX5_GENEVE_OAMF_VAL(gbhdr_v) & MLX5_GENEVE_OAMF_VAL(gbhdr_m));
9127         MLX5_SET(fte_match_set_misc, misc_m, geneve_opt_len,
9128                  MLX5_GENEVE_OPTLEN_VAL(gbhdr_m));
9129         MLX5_SET(fte_match_set_misc, misc_v, geneve_opt_len,
9130                  MLX5_GENEVE_OPTLEN_VAL(gbhdr_v) &
9131                  MLX5_GENEVE_OPTLEN_VAL(gbhdr_m));
9132 }
9133
9134 /**
9135  * Create Geneve TLV option resource.
9136  *
9137  * @param dev[in, out]
9138  *   Pointer to rte_eth_dev structure.
9139  * @param[in, out] tag_be24
9140  *   Tag value in big endian then R-shift 8.
9141  * @parm[in, out] dev_flow
9142  *   Pointer to the dev_flow.
9143  * @param[out] error
9144  *   pointer to error structure.
9145  *
9146  * @return
9147  *   0 on success otherwise -errno and errno is set.
9148  */
9149
9150 int
9151 flow_dev_geneve_tlv_option_resource_register(struct rte_eth_dev *dev,
9152                                              const struct rte_flow_item *item,
9153                                              struct rte_flow_error *error)
9154 {
9155         struct mlx5_priv *priv = dev->data->dev_private;
9156         struct mlx5_dev_ctx_shared *sh = priv->sh;
9157         struct mlx5_geneve_tlv_option_resource *geneve_opt_resource =
9158                         sh->geneve_tlv_option_resource;
9159         struct mlx5_devx_obj *obj;
9160         const struct rte_flow_item_geneve_opt *geneve_opt_v = item->spec;
9161         int ret = 0;
9162
9163         if (!geneve_opt_v)
9164                 return -1;
9165         rte_spinlock_lock(&sh->geneve_tlv_opt_sl);
9166         if (geneve_opt_resource != NULL) {
9167                 if (geneve_opt_resource->option_class ==
9168                         geneve_opt_v->option_class &&
9169                         geneve_opt_resource->option_type ==
9170                         geneve_opt_v->option_type &&
9171                         geneve_opt_resource->length ==
9172                         geneve_opt_v->option_len) {
9173                         /* We already have GENVE TLV option obj allocated. */
9174                         __atomic_fetch_add(&geneve_opt_resource->refcnt, 1,
9175                                            __ATOMIC_RELAXED);
9176                 } else {
9177                         ret = rte_flow_error_set(error, ENOMEM,
9178                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
9179                                 "Only one GENEVE TLV option supported");
9180                         goto exit;
9181                 }
9182         } else {
9183                 /* Create a GENEVE TLV object and resource. */
9184                 obj = mlx5_devx_cmd_create_geneve_tlv_option(sh->ctx,
9185                                 geneve_opt_v->option_class,
9186                                 geneve_opt_v->option_type,
9187                                 geneve_opt_v->option_len);
9188                 if (!obj) {
9189                         ret = rte_flow_error_set(error, ENODATA,
9190                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
9191                                 "Failed to create GENEVE TLV Devx object");
9192                         goto exit;
9193                 }
9194                 sh->geneve_tlv_option_resource =
9195                                 mlx5_malloc(MLX5_MEM_ZERO,
9196                                                 sizeof(*geneve_opt_resource),
9197                                                 0, SOCKET_ID_ANY);
9198                 if (!sh->geneve_tlv_option_resource) {
9199                         claim_zero(mlx5_devx_cmd_destroy(obj));
9200                         ret = rte_flow_error_set(error, ENOMEM,
9201                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
9202                                 "GENEVE TLV object memory allocation failed");
9203                         goto exit;
9204                 }
9205                 geneve_opt_resource = sh->geneve_tlv_option_resource;
9206                 geneve_opt_resource->obj = obj;
9207                 geneve_opt_resource->option_class = geneve_opt_v->option_class;
9208                 geneve_opt_resource->option_type = geneve_opt_v->option_type;
9209                 geneve_opt_resource->length = geneve_opt_v->option_len;
9210                 __atomic_store_n(&geneve_opt_resource->refcnt, 1,
9211                                 __ATOMIC_RELAXED);
9212         }
9213 exit:
9214         rte_spinlock_unlock(&sh->geneve_tlv_opt_sl);
9215         return ret;
9216 }
9217
9218 /**
9219  * Add Geneve TLV option item to matcher.
9220  *
9221  * @param[in, out] dev
9222  *   Pointer to rte_eth_dev structure.
9223  * @param[in, out] matcher
9224  *   Flow matcher.
9225  * @param[in, out] key
9226  *   Flow matcher value.
9227  * @param[in] item
9228  *   Flow pattern to translate.
9229  * @param[out] error
9230  *   Pointer to error structure.
9231  */
9232 static int
9233 flow_dv_translate_item_geneve_opt(struct rte_eth_dev *dev, void *matcher,
9234                                   void *key, const struct rte_flow_item *item,
9235                                   struct rte_flow_error *error)
9236 {
9237         const struct rte_flow_item_geneve_opt *geneve_opt_m = item->mask;
9238         const struct rte_flow_item_geneve_opt *geneve_opt_v = item->spec;
9239         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
9240         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
9241         void *misc3_m = MLX5_ADDR_OF(fte_match_param, matcher,
9242                         misc_parameters_3);
9243         void *misc3_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_3);
9244         rte_be32_t opt_data_key = 0, opt_data_mask = 0;
9245         int ret = 0;
9246
9247         if (!geneve_opt_v)
9248                 return -1;
9249         if (!geneve_opt_m)
9250                 geneve_opt_m = &rte_flow_item_geneve_opt_mask;
9251         ret = flow_dev_geneve_tlv_option_resource_register(dev, item,
9252                                                            error);
9253         if (ret) {
9254                 DRV_LOG(ERR, "Failed to create geneve_tlv_obj");
9255                 return ret;
9256         }
9257         /*
9258          * Set the option length in GENEVE header if not requested.
9259          * The GENEVE TLV option length is expressed by the option length field
9260          * in the GENEVE header.
9261          * If the option length was not requested but the GENEVE TLV option item
9262          * is present we set the option length field implicitly.
9263          */
9264         if (!MLX5_GET16(fte_match_set_misc, misc_m, geneve_opt_len)) {
9265                 MLX5_SET(fte_match_set_misc, misc_m, geneve_opt_len,
9266                          MLX5_GENEVE_OPTLEN_MASK);
9267                 MLX5_SET(fte_match_set_misc, misc_v, geneve_opt_len,
9268                          geneve_opt_v->option_len + 1);
9269         }
9270         MLX5_SET(fte_match_set_misc, misc_m, geneve_tlv_option_0_exist, 1);
9271         MLX5_SET(fte_match_set_misc, misc_v, geneve_tlv_option_0_exist, 1);
9272         /* Set the data. */
9273         if (geneve_opt_v->data) {
9274                 memcpy(&opt_data_key, geneve_opt_v->data,
9275                         RTE_MIN((uint32_t)(geneve_opt_v->option_len * 4),
9276                                 sizeof(opt_data_key)));
9277                 MLX5_ASSERT((uint32_t)(geneve_opt_v->option_len * 4) <=
9278                                 sizeof(opt_data_key));
9279                 memcpy(&opt_data_mask, geneve_opt_m->data,
9280                         RTE_MIN((uint32_t)(geneve_opt_v->option_len * 4),
9281                                 sizeof(opt_data_mask)));
9282                 MLX5_ASSERT((uint32_t)(geneve_opt_v->option_len * 4) <=
9283                                 sizeof(opt_data_mask));
9284                 MLX5_SET(fte_match_set_misc3, misc3_m,
9285                                 geneve_tlv_option_0_data,
9286                                 rte_be_to_cpu_32(opt_data_mask));
9287                 MLX5_SET(fte_match_set_misc3, misc3_v,
9288                                 geneve_tlv_option_0_data,
9289                         rte_be_to_cpu_32(opt_data_key & opt_data_mask));
9290         }
9291         return ret;
9292 }
9293
9294 /**
9295  * Add MPLS item to matcher and to the value.
9296  *
9297  * @param[in, out] matcher
9298  *   Flow matcher.
9299  * @param[in, out] key
9300  *   Flow matcher value.
9301  * @param[in] item
9302  *   Flow pattern to translate.
9303  * @param[in] prev_layer
9304  *   The protocol layer indicated in previous item.
9305  * @param[in] inner
9306  *   Item is inner pattern.
9307  */
9308 static void
9309 flow_dv_translate_item_mpls(void *matcher, void *key,
9310                             const struct rte_flow_item *item,
9311                             uint64_t prev_layer,
9312                             int inner)
9313 {
9314         const uint32_t *in_mpls_m = item->mask;
9315         const uint32_t *in_mpls_v = item->spec;
9316         uint32_t *out_mpls_m = 0;
9317         uint32_t *out_mpls_v = 0;
9318         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
9319         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
9320         void *misc2_m = MLX5_ADDR_OF(fte_match_param, matcher,
9321                                      misc_parameters_2);
9322         void *misc2_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_2);
9323         void *headers_m = MLX5_ADDR_OF(fte_match_param, matcher, outer_headers);
9324         void *headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
9325
9326         switch (prev_layer) {
9327         case MLX5_FLOW_LAYER_OUTER_L4_UDP:
9328                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport, 0xffff);
9329                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport,
9330                          MLX5_UDP_PORT_MPLS);
9331                 break;
9332         case MLX5_FLOW_LAYER_GRE:
9333                 /* Fall-through. */
9334         case MLX5_FLOW_LAYER_GRE_KEY:
9335                 MLX5_SET(fte_match_set_misc, misc_m, gre_protocol, 0xffff);
9336                 MLX5_SET(fte_match_set_misc, misc_v, gre_protocol,
9337                          RTE_ETHER_TYPE_MPLS);
9338                 break;
9339         default:
9340                 break;
9341         }
9342         if (!in_mpls_v)
9343                 return;
9344         if (!in_mpls_m)
9345                 in_mpls_m = (const uint32_t *)&rte_flow_item_mpls_mask;
9346         switch (prev_layer) {
9347         case MLX5_FLOW_LAYER_OUTER_L4_UDP:
9348                 out_mpls_m =
9349                         (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_m,
9350                                                  outer_first_mpls_over_udp);
9351                 out_mpls_v =
9352                         (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_v,
9353                                                  outer_first_mpls_over_udp);
9354                 break;
9355         case MLX5_FLOW_LAYER_GRE:
9356                 out_mpls_m =
9357                         (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_m,
9358                                                  outer_first_mpls_over_gre);
9359                 out_mpls_v =
9360                         (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_v,
9361                                                  outer_first_mpls_over_gre);
9362                 break;
9363         default:
9364                 /* Inner MPLS not over GRE is not supported. */
9365                 if (!inner) {
9366                         out_mpls_m =
9367                                 (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2,
9368                                                          misc2_m,
9369                                                          outer_first_mpls);
9370                         out_mpls_v =
9371                                 (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2,
9372                                                          misc2_v,
9373                                                          outer_first_mpls);
9374                 }
9375                 break;
9376         }
9377         if (out_mpls_m && out_mpls_v) {
9378                 *out_mpls_m = *in_mpls_m;
9379                 *out_mpls_v = *in_mpls_v & *in_mpls_m;
9380         }
9381 }
9382
9383 /**
9384  * Add metadata register item to matcher
9385  *
9386  * @param[in, out] matcher
9387  *   Flow matcher.
9388  * @param[in, out] key
9389  *   Flow matcher value.
9390  * @param[in] reg_type
9391  *   Type of device metadata register
9392  * @param[in] value
9393  *   Register value
9394  * @param[in] mask
9395  *   Register mask
9396  */
9397 static void
9398 flow_dv_match_meta_reg(void *matcher, void *key,
9399                        enum modify_reg reg_type,
9400                        uint32_t data, uint32_t mask)
9401 {
9402         void *misc2_m =
9403                 MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters_2);
9404         void *misc2_v =
9405                 MLX5_ADDR_OF(fte_match_param, key, misc_parameters_2);
9406         uint32_t temp;
9407
9408         data &= mask;
9409         switch (reg_type) {
9410         case REG_A:
9411                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_a, mask);
9412                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_a, data);
9413                 break;
9414         case REG_B:
9415                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_b, mask);
9416                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_b, data);
9417                 break;
9418         case REG_C_0:
9419                 /*
9420                  * The metadata register C0 field might be divided into
9421                  * source vport index and META item value, we should set
9422                  * this field according to specified mask, not as whole one.
9423                  */
9424                 temp = MLX5_GET(fte_match_set_misc2, misc2_m, metadata_reg_c_0);
9425                 temp |= mask;
9426                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_0, temp);
9427                 temp = MLX5_GET(fte_match_set_misc2, misc2_v, metadata_reg_c_0);
9428                 temp &= ~mask;
9429                 temp |= data;
9430                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_0, temp);
9431                 break;
9432         case REG_C_1:
9433                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_1, mask);
9434                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_1, data);
9435                 break;
9436         case REG_C_2:
9437                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_2, mask);
9438                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_2, data);
9439                 break;
9440         case REG_C_3:
9441                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_3, mask);
9442                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_3, data);
9443                 break;
9444         case REG_C_4:
9445                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_4, mask);
9446                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_4, data);
9447                 break;
9448         case REG_C_5:
9449                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_5, mask);
9450                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_5, data);
9451                 break;
9452         case REG_C_6:
9453                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_6, mask);
9454                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_6, data);
9455                 break;
9456         case REG_C_7:
9457                 MLX5_SET(fte_match_set_misc2, misc2_m, metadata_reg_c_7, mask);
9458                 MLX5_SET(fte_match_set_misc2, misc2_v, metadata_reg_c_7, data);
9459                 break;
9460         default:
9461                 MLX5_ASSERT(false);
9462                 break;
9463         }
9464 }
9465
9466 /**
9467  * Add MARK item to matcher
9468  *
9469  * @param[in] dev
9470  *   The device to configure through.
9471  * @param[in, out] matcher
9472  *   Flow matcher.
9473  * @param[in, out] key
9474  *   Flow matcher value.
9475  * @param[in] item
9476  *   Flow pattern to translate.
9477  */
9478 static void
9479 flow_dv_translate_item_mark(struct rte_eth_dev *dev,
9480                             void *matcher, void *key,
9481                             const struct rte_flow_item *item)
9482 {
9483         struct mlx5_priv *priv = dev->data->dev_private;
9484         const struct rte_flow_item_mark *mark;
9485         uint32_t value;
9486         uint32_t mask;
9487
9488         mark = item->mask ? (const void *)item->mask :
9489                             &rte_flow_item_mark_mask;
9490         mask = mark->id & priv->sh->dv_mark_mask;
9491         mark = (const void *)item->spec;
9492         MLX5_ASSERT(mark);
9493         value = mark->id & priv->sh->dv_mark_mask & mask;
9494         if (mask) {
9495                 enum modify_reg reg;
9496
9497                 /* Get the metadata register index for the mark. */
9498                 reg = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK, 0, NULL);
9499                 MLX5_ASSERT(reg > 0);
9500                 if (reg == REG_C_0) {
9501                         struct mlx5_priv *priv = dev->data->dev_private;
9502                         uint32_t msk_c0 = priv->sh->dv_regc0_mask;
9503                         uint32_t shl_c0 = rte_bsf32(msk_c0);
9504
9505                         mask &= msk_c0;
9506                         mask <<= shl_c0;
9507                         value <<= shl_c0;
9508                 }
9509                 flow_dv_match_meta_reg(matcher, key, reg, value, mask);
9510         }
9511 }
9512
9513 /**
9514  * Add META item to matcher
9515  *
9516  * @param[in] dev
9517  *   The devich to configure through.
9518  * @param[in, out] matcher
9519  *   Flow matcher.
9520  * @param[in, out] key
9521  *   Flow matcher value.
9522  * @param[in] attr
9523  *   Attributes of flow that includes this item.
9524  * @param[in] item
9525  *   Flow pattern to translate.
9526  */
9527 static void
9528 flow_dv_translate_item_meta(struct rte_eth_dev *dev,
9529                             void *matcher, void *key,
9530                             const struct rte_flow_attr *attr,
9531                             const struct rte_flow_item *item)
9532 {
9533         const struct rte_flow_item_meta *meta_m;
9534         const struct rte_flow_item_meta *meta_v;
9535
9536         meta_m = (const void *)item->mask;
9537         if (!meta_m)
9538                 meta_m = &rte_flow_item_meta_mask;
9539         meta_v = (const void *)item->spec;
9540         if (meta_v) {
9541                 int reg;
9542                 uint32_t value = meta_v->data;
9543                 uint32_t mask = meta_m->data;
9544
9545                 reg = flow_dv_get_metadata_reg(dev, attr, NULL);
9546                 if (reg < 0)
9547                         return;
9548                 MLX5_ASSERT(reg != REG_NON);
9549                 if (reg == REG_C_0) {
9550                         struct mlx5_priv *priv = dev->data->dev_private;
9551                         uint32_t msk_c0 = priv->sh->dv_regc0_mask;
9552                         uint32_t shl_c0 = rte_bsf32(msk_c0);
9553
9554                         mask &= msk_c0;
9555                         mask <<= shl_c0;
9556                         value <<= shl_c0;
9557                 }
9558                 flow_dv_match_meta_reg(matcher, key, reg, value, mask);
9559         }
9560 }
9561
9562 /**
9563  * Add vport metadata Reg C0 item to matcher
9564  *
9565  * @param[in, out] matcher
9566  *   Flow matcher.
9567  * @param[in, out] key
9568  *   Flow matcher value.
9569  * @param[in] reg
9570  *   Flow pattern to translate.
9571  */
9572 static void
9573 flow_dv_translate_item_meta_vport(void *matcher, void *key,
9574                                   uint32_t value, uint32_t mask)
9575 {
9576         flow_dv_match_meta_reg(matcher, key, REG_C_0, value, mask);
9577 }
9578
9579 /**
9580  * Add tag item to matcher
9581  *
9582  * @param[in] dev
9583  *   The devich to configure through.
9584  * @param[in, out] matcher
9585  *   Flow matcher.
9586  * @param[in, out] key
9587  *   Flow matcher value.
9588  * @param[in] item
9589  *   Flow pattern to translate.
9590  */
9591 static void
9592 flow_dv_translate_mlx5_item_tag(struct rte_eth_dev *dev,
9593                                 void *matcher, void *key,
9594                                 const struct rte_flow_item *item)
9595 {
9596         const struct mlx5_rte_flow_item_tag *tag_v = item->spec;
9597         const struct mlx5_rte_flow_item_tag *tag_m = item->mask;
9598         uint32_t mask, value;
9599
9600         MLX5_ASSERT(tag_v);
9601         value = tag_v->data;
9602         mask = tag_m ? tag_m->data : UINT32_MAX;
9603         if (tag_v->id == REG_C_0) {
9604                 struct mlx5_priv *priv = dev->data->dev_private;
9605                 uint32_t msk_c0 = priv->sh->dv_regc0_mask;
9606                 uint32_t shl_c0 = rte_bsf32(msk_c0);
9607
9608                 mask &= msk_c0;
9609                 mask <<= shl_c0;
9610                 value <<= shl_c0;
9611         }
9612         flow_dv_match_meta_reg(matcher, key, tag_v->id, value, mask);
9613 }
9614
9615 /**
9616  * Add TAG item to matcher
9617  *
9618  * @param[in] dev
9619  *   The devich to configure through.
9620  * @param[in, out] matcher
9621  *   Flow matcher.
9622  * @param[in, out] key
9623  *   Flow matcher value.
9624  * @param[in] item
9625  *   Flow pattern to translate.
9626  */
9627 static void
9628 flow_dv_translate_item_tag(struct rte_eth_dev *dev,
9629                            void *matcher, void *key,
9630                            const struct rte_flow_item *item)
9631 {
9632         const struct rte_flow_item_tag *tag_v = item->spec;
9633         const struct rte_flow_item_tag *tag_m = item->mask;
9634         enum modify_reg reg;
9635
9636         MLX5_ASSERT(tag_v);
9637         tag_m = tag_m ? tag_m : &rte_flow_item_tag_mask;
9638         /* Get the metadata register index for the tag. */
9639         reg = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, tag_v->index, NULL);
9640         MLX5_ASSERT(reg > 0);
9641         flow_dv_match_meta_reg(matcher, key, reg, tag_v->data, tag_m->data);
9642 }
9643
9644 /**
9645  * Add source vport match to the specified matcher.
9646  *
9647  * @param[in, out] matcher
9648  *   Flow matcher.
9649  * @param[in, out] key
9650  *   Flow matcher value.
9651  * @param[in] port
9652  *   Source vport value to match
9653  * @param[in] mask
9654  *   Mask
9655  */
9656 static void
9657 flow_dv_translate_item_source_vport(void *matcher, void *key,
9658                                     int16_t port, uint16_t mask)
9659 {
9660         void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
9661         void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
9662
9663         MLX5_SET(fte_match_set_misc, misc_m, source_port, mask);
9664         MLX5_SET(fte_match_set_misc, misc_v, source_port, port);
9665 }
9666
9667 /**
9668  * Translate port-id item to eswitch match on  port-id.
9669  *
9670  * @param[in] dev
9671  *   The devich to configure through.
9672  * @param[in, out] matcher
9673  *   Flow matcher.
9674  * @param[in, out] key
9675  *   Flow matcher value.
9676  * @param[in] item
9677  *   Flow pattern to translate.
9678  * @param[in]
9679  *   Flow attributes.
9680  *
9681  * @return
9682  *   0 on success, a negative errno value otherwise.
9683  */
9684 static int
9685 flow_dv_translate_item_port_id(struct rte_eth_dev *dev, void *matcher,
9686                                void *key, const struct rte_flow_item *item,
9687                                const struct rte_flow_attr *attr)
9688 {
9689         const struct rte_flow_item_port_id *pid_m = item ? item->mask : NULL;
9690         const struct rte_flow_item_port_id *pid_v = item ? item->spec : NULL;
9691         struct mlx5_priv *priv;
9692         uint16_t mask, id;
9693
9694         mask = pid_m ? pid_m->id : 0xffff;
9695         id = pid_v ? pid_v->id : dev->data->port_id;
9696         priv = mlx5_port_to_eswitch_info(id, item == NULL);
9697         if (!priv)
9698                 return -rte_errno;
9699         /*
9700          * Translate to vport field or to metadata, depending on mode.
9701          * Kernel can use either misc.source_port or half of C0 metadata
9702          * register.
9703          */
9704         if (priv->vport_meta_mask) {
9705                 /*
9706                  * Provide the hint for SW steering library
9707                  * to insert the flow into ingress domain and
9708                  * save the extra vport match.
9709                  */
9710                 if (mask == 0xffff && priv->vport_id == 0xffff &&
9711                     priv->pf_bond < 0 && attr->transfer)
9712                         flow_dv_translate_item_source_vport
9713                                 (matcher, key, priv->vport_id, mask);
9714                 /*
9715                  * We should always set the vport metadata register,
9716                  * otherwise the SW steering library can drop
9717                  * the rule if wire vport metadata value is not zero,
9718                  * it depends on kernel configuration.
9719                  */
9720                 flow_dv_translate_item_meta_vport(matcher, key,
9721                                                   priv->vport_meta_tag,
9722                                                   priv->vport_meta_mask);
9723         } else {
9724                 flow_dv_translate_item_source_vport(matcher, key,
9725                                                     priv->vport_id, mask);
9726         }
9727         return 0;
9728 }
9729
9730 /**
9731  * Add ICMP6 item to matcher and to the value.
9732  *
9733  * @param[in, out] matcher
9734  *   Flow matcher.
9735  * @param[in, out] key
9736  *   Flow matcher value.
9737  * @param[in] item
9738  *   Flow pattern to translate.
9739  * @param[in] inner
9740  *   Item is inner pattern.
9741  */
9742 static void
9743 flow_dv_translate_item_icmp6(void *matcher, void *key,
9744                               const struct rte_flow_item *item,
9745                               int inner)
9746 {
9747         const struct rte_flow_item_icmp6 *icmp6_m = item->mask;
9748         const struct rte_flow_item_icmp6 *icmp6_v = item->spec;
9749         void *headers_m;
9750         void *headers_v;
9751         void *misc3_m = MLX5_ADDR_OF(fte_match_param, matcher,
9752                                      misc_parameters_3);
9753         void *misc3_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_3);
9754         if (inner) {
9755                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9756                                          inner_headers);
9757                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
9758         } else {
9759                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9760                                          outer_headers);
9761                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
9762         }
9763         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol, 0xFF);
9764         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_ICMPV6);
9765         if (!icmp6_v)
9766                 return;
9767         if (!icmp6_m)
9768                 icmp6_m = &rte_flow_item_icmp6_mask;
9769         MLX5_SET(fte_match_set_misc3, misc3_m, icmpv6_type, icmp6_m->type);
9770         MLX5_SET(fte_match_set_misc3, misc3_v, icmpv6_type,
9771                  icmp6_v->type & icmp6_m->type);
9772         MLX5_SET(fte_match_set_misc3, misc3_m, icmpv6_code, icmp6_m->code);
9773         MLX5_SET(fte_match_set_misc3, misc3_v, icmpv6_code,
9774                  icmp6_v->code & icmp6_m->code);
9775 }
9776
9777 /**
9778  * Add ICMP item to matcher and to the value.
9779  *
9780  * @param[in, out] matcher
9781  *   Flow matcher.
9782  * @param[in, out] key
9783  *   Flow matcher value.
9784  * @param[in] item
9785  *   Flow pattern to translate.
9786  * @param[in] inner
9787  *   Item is inner pattern.
9788  */
9789 static void
9790 flow_dv_translate_item_icmp(void *matcher, void *key,
9791                             const struct rte_flow_item *item,
9792                             int inner)
9793 {
9794         const struct rte_flow_item_icmp *icmp_m = item->mask;
9795         const struct rte_flow_item_icmp *icmp_v = item->spec;
9796         uint32_t icmp_header_data_m = 0;
9797         uint32_t icmp_header_data_v = 0;
9798         void *headers_m;
9799         void *headers_v;
9800         void *misc3_m = MLX5_ADDR_OF(fte_match_param, matcher,
9801                                      misc_parameters_3);
9802         void *misc3_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_3);
9803         if (inner) {
9804                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9805                                          inner_headers);
9806                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
9807         } else {
9808                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9809                                          outer_headers);
9810                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
9811         }
9812         MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol, 0xFF);
9813         MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_ICMP);
9814         if (!icmp_v)
9815                 return;
9816         if (!icmp_m)
9817                 icmp_m = &rte_flow_item_icmp_mask;
9818         MLX5_SET(fte_match_set_misc3, misc3_m, icmp_type,
9819                  icmp_m->hdr.icmp_type);
9820         MLX5_SET(fte_match_set_misc3, misc3_v, icmp_type,
9821                  icmp_v->hdr.icmp_type & icmp_m->hdr.icmp_type);
9822         MLX5_SET(fte_match_set_misc3, misc3_m, icmp_code,
9823                  icmp_m->hdr.icmp_code);
9824         MLX5_SET(fte_match_set_misc3, misc3_v, icmp_code,
9825                  icmp_v->hdr.icmp_code & icmp_m->hdr.icmp_code);
9826         icmp_header_data_m = rte_be_to_cpu_16(icmp_m->hdr.icmp_seq_nb);
9827         icmp_header_data_m |= rte_be_to_cpu_16(icmp_m->hdr.icmp_ident) << 16;
9828         if (icmp_header_data_m) {
9829                 icmp_header_data_v = rte_be_to_cpu_16(icmp_v->hdr.icmp_seq_nb);
9830                 icmp_header_data_v |=
9831                          rte_be_to_cpu_16(icmp_v->hdr.icmp_ident) << 16;
9832                 MLX5_SET(fte_match_set_misc3, misc3_m, icmp_header_data,
9833                          icmp_header_data_m);
9834                 MLX5_SET(fte_match_set_misc3, misc3_v, icmp_header_data,
9835                          icmp_header_data_v & icmp_header_data_m);
9836         }
9837 }
9838
9839 /**
9840  * Add GTP item to matcher and to the value.
9841  *
9842  * @param[in, out] matcher
9843  *   Flow matcher.
9844  * @param[in, out] key
9845  *   Flow matcher value.
9846  * @param[in] item
9847  *   Flow pattern to translate.
9848  * @param[in] inner
9849  *   Item is inner pattern.
9850  */
9851 static void
9852 flow_dv_translate_item_gtp(void *matcher, void *key,
9853                            const struct rte_flow_item *item, int inner)
9854 {
9855         const struct rte_flow_item_gtp *gtp_m = item->mask;
9856         const struct rte_flow_item_gtp *gtp_v = item->spec;
9857         void *headers_m;
9858         void *headers_v;
9859         void *misc3_m = MLX5_ADDR_OF(fte_match_param, matcher,
9860                                      misc_parameters_3);
9861         void *misc3_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_3);
9862         uint16_t dport = RTE_GTPU_UDP_PORT;
9863
9864         if (inner) {
9865                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9866                                          inner_headers);
9867                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
9868         } else {
9869                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
9870                                          outer_headers);
9871                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
9872         }
9873         if (!MLX5_GET16(fte_match_set_lyr_2_4, headers_v, udp_dport)) {
9874                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport, 0xFFFF);
9875                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, dport);
9876         }
9877         if (!gtp_v)
9878                 return;
9879         if (!gtp_m)
9880                 gtp_m = &rte_flow_item_gtp_mask;
9881         MLX5_SET(fte_match_set_misc3, misc3_m, gtpu_msg_flags,
9882                  gtp_m->v_pt_rsv_flags);
9883         MLX5_SET(fte_match_set_misc3, misc3_v, gtpu_msg_flags,
9884                  gtp_v->v_pt_rsv_flags & gtp_m->v_pt_rsv_flags);
9885         MLX5_SET(fte_match_set_misc3, misc3_m, gtpu_msg_type, gtp_m->msg_type);
9886         MLX5_SET(fte_match_set_misc3, misc3_v, gtpu_msg_type,
9887                  gtp_v->msg_type & gtp_m->msg_type);
9888         MLX5_SET(fte_match_set_misc3, misc3_m, gtpu_teid,
9889                  rte_be_to_cpu_32(gtp_m->teid));
9890         MLX5_SET(fte_match_set_misc3, misc3_v, gtpu_teid,
9891                  rte_be_to_cpu_32(gtp_v->teid & gtp_m->teid));
9892 }
9893
9894 /**
9895  * Add GTP PSC item to matcher.
9896  *
9897  * @param[in, out] matcher
9898  *   Flow matcher.
9899  * @param[in, out] key
9900  *   Flow matcher value.
9901  * @param[in] item
9902  *   Flow pattern to translate.
9903  */
9904 static int
9905 flow_dv_translate_item_gtp_psc(void *matcher, void *key,
9906                                const struct rte_flow_item *item)
9907 {
9908         const struct rte_flow_item_gtp_psc *gtp_psc_m = item->mask;
9909         const struct rte_flow_item_gtp_psc *gtp_psc_v = item->spec;
9910         void *misc3_m = MLX5_ADDR_OF(fte_match_param, matcher,
9911                         misc_parameters_3);
9912         void *misc3_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_3);
9913         union {
9914                 uint32_t w32;
9915                 struct {
9916                         uint16_t seq_num;
9917                         uint8_t npdu_num;
9918                         uint8_t next_ext_header_type;
9919                 };
9920         } dw_2;
9921         uint8_t gtp_flags;
9922
9923         /* Always set E-flag match on one, regardless of GTP item settings. */
9924         gtp_flags = MLX5_GET(fte_match_set_misc3, misc3_m, gtpu_msg_flags);
9925         gtp_flags |= MLX5_GTP_EXT_HEADER_FLAG;
9926         MLX5_SET(fte_match_set_misc3, misc3_m, gtpu_msg_flags, gtp_flags);
9927         gtp_flags = MLX5_GET(fte_match_set_misc3, misc3_v, gtpu_msg_flags);
9928         gtp_flags |= MLX5_GTP_EXT_HEADER_FLAG;
9929         MLX5_SET(fte_match_set_misc3, misc3_v, gtpu_msg_flags, gtp_flags);
9930         /*Set next extension header type. */
9931         dw_2.seq_num = 0;
9932         dw_2.npdu_num = 0;
9933         dw_2.next_ext_header_type = 0xff;
9934         MLX5_SET(fte_match_set_misc3, misc3_m, gtpu_dw_2,
9935                  rte_cpu_to_be_32(dw_2.w32));
9936         dw_2.seq_num = 0;
9937         dw_2.npdu_num = 0;
9938         dw_2.next_ext_header_type = 0x85;
9939         MLX5_SET(fte_match_set_misc3, misc3_v, gtpu_dw_2,
9940                  rte_cpu_to_be_32(dw_2.w32));
9941         if (gtp_psc_v) {
9942                 union {
9943                         uint32_t w32;
9944                         struct {
9945                                 uint8_t len;
9946                                 uint8_t type_flags;
9947                                 uint8_t qfi;
9948                                 uint8_t reserved;
9949                         };
9950                 } dw_0;
9951
9952                 /*Set extension header PDU type and Qos. */
9953                 if (!gtp_psc_m)
9954                         gtp_psc_m = &rte_flow_item_gtp_psc_mask;
9955                 dw_0.w32 = 0;
9956                 dw_0.type_flags = MLX5_GTP_PDU_TYPE_SHIFT(gtp_psc_m->pdu_type);
9957                 dw_0.qfi = gtp_psc_m->qfi;
9958                 MLX5_SET(fte_match_set_misc3, misc3_m, gtpu_first_ext_dw_0,
9959                          rte_cpu_to_be_32(dw_0.w32));
9960                 dw_0.w32 = 0;
9961                 dw_0.type_flags = MLX5_GTP_PDU_TYPE_SHIFT(gtp_psc_v->pdu_type &
9962                                                         gtp_psc_m->pdu_type);
9963                 dw_0.qfi = gtp_psc_v->qfi & gtp_psc_m->qfi;
9964                 MLX5_SET(fte_match_set_misc3, misc3_v, gtpu_first_ext_dw_0,
9965                          rte_cpu_to_be_32(dw_0.w32));
9966         }
9967         return 0;
9968 }
9969
9970 /**
9971  * Add eCPRI item to matcher and to the value.
9972  *
9973  * @param[in] dev
9974  *   The devich to configure through.
9975  * @param[in, out] matcher
9976  *   Flow matcher.
9977  * @param[in, out] key
9978  *   Flow matcher value.
9979  * @param[in] item
9980  *   Flow pattern to translate.
9981  * @param[in] last_item
9982  *   Last item flags.
9983  */
9984 static void
9985 flow_dv_translate_item_ecpri(struct rte_eth_dev *dev, void *matcher,
9986                              void *key, const struct rte_flow_item *item,
9987                              uint64_t last_item)
9988 {
9989         struct mlx5_priv *priv = dev->data->dev_private;
9990         const struct rte_flow_item_ecpri *ecpri_m = item->mask;
9991         const struct rte_flow_item_ecpri *ecpri_v = item->spec;
9992         struct rte_ecpri_common_hdr common;
9993         void *misc4_m = MLX5_ADDR_OF(fte_match_param, matcher,
9994                                      misc_parameters_4);
9995         void *misc4_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_4);
9996         uint32_t *samples;
9997         void *dw_m;
9998         void *dw_v;
9999
10000         /*
10001          * In case of eCPRI over Ethernet, if EtherType is not specified,
10002          * match on eCPRI EtherType implicitly.
10003          */
10004         if (last_item & MLX5_FLOW_LAYER_OUTER_L2) {
10005                 void *hdrs_m, *hdrs_v, *l2m, *l2v;
10006
10007                 hdrs_m = MLX5_ADDR_OF(fte_match_param, matcher, outer_headers);
10008                 hdrs_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
10009                 l2m = MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_m, ethertype);
10010                 l2v = MLX5_ADDR_OF(fte_match_set_lyr_2_4, hdrs_v, ethertype);
10011                 if (*(uint16_t *)l2m == 0 && *(uint16_t *)l2v == 0) {
10012                         *(uint16_t *)l2m = UINT16_MAX;
10013                         *(uint16_t *)l2v = RTE_BE16(RTE_ETHER_TYPE_ECPRI);
10014                 }
10015         }
10016         if (!ecpri_v)
10017                 return;
10018         if (!ecpri_m)
10019                 ecpri_m = &rte_flow_item_ecpri_mask;
10020         /*
10021          * Maximal four DW samples are supported in a single matching now.
10022          * Two are used now for a eCPRI matching:
10023          * 1. Type: one byte, mask should be 0x00ff0000 in network order
10024          * 2. ID of a message: one or two bytes, mask 0xffff0000 or 0xff000000
10025          *    if any.
10026          */
10027         if (!ecpri_m->hdr.common.u32)
10028                 return;
10029         samples = priv->sh->fp[MLX5_FLEX_PARSER_ECPRI_0].ids;
10030         /* Need to take the whole DW as the mask to fill the entry. */
10031         dw_m = MLX5_ADDR_OF(fte_match_set_misc4, misc4_m,
10032                             prog_sample_field_value_0);
10033         dw_v = MLX5_ADDR_OF(fte_match_set_misc4, misc4_v,
10034                             prog_sample_field_value_0);
10035         /* Already big endian (network order) in the header. */
10036         *(uint32_t *)dw_m = ecpri_m->hdr.common.u32;
10037         *(uint32_t *)dw_v = ecpri_v->hdr.common.u32 & ecpri_m->hdr.common.u32;
10038         /* Sample#0, used for matching type, offset 0. */
10039         MLX5_SET(fte_match_set_misc4, misc4_m,
10040                  prog_sample_field_id_0, samples[0]);
10041         /* It makes no sense to set the sample ID in the mask field. */
10042         MLX5_SET(fte_match_set_misc4, misc4_v,
10043                  prog_sample_field_id_0, samples[0]);
10044         /*
10045          * Checking if message body part needs to be matched.
10046          * Some wildcard rules only matching type field should be supported.
10047          */
10048         if (ecpri_m->hdr.dummy[0]) {
10049                 common.u32 = rte_be_to_cpu_32(ecpri_v->hdr.common.u32);
10050                 switch (common.type) {
10051                 case RTE_ECPRI_MSG_TYPE_IQ_DATA:
10052                 case RTE_ECPRI_MSG_TYPE_RTC_CTRL:
10053                 case RTE_ECPRI_MSG_TYPE_DLY_MSR:
10054                         dw_m = MLX5_ADDR_OF(fte_match_set_misc4, misc4_m,
10055                                             prog_sample_field_value_1);
10056                         dw_v = MLX5_ADDR_OF(fte_match_set_misc4, misc4_v,
10057                                             prog_sample_field_value_1);
10058                         *(uint32_t *)dw_m = ecpri_m->hdr.dummy[0];
10059                         *(uint32_t *)dw_v = ecpri_v->hdr.dummy[0] &
10060                                             ecpri_m->hdr.dummy[0];
10061                         /* Sample#1, to match message body, offset 4. */
10062                         MLX5_SET(fte_match_set_misc4, misc4_m,
10063                                  prog_sample_field_id_1, samples[1]);
10064                         MLX5_SET(fte_match_set_misc4, misc4_v,
10065                                  prog_sample_field_id_1, samples[1]);
10066                         break;
10067                 default:
10068                         /* Others, do not match any sample ID. */
10069                         break;
10070                 }
10071         }
10072 }
10073
10074 /*
10075  * Add connection tracking status item to matcher
10076  *
10077  * @param[in] dev
10078  *   The devich to configure through.
10079  * @param[in, out] matcher
10080  *   Flow matcher.
10081  * @param[in, out] key
10082  *   Flow matcher value.
10083  * @param[in] item
10084  *   Flow pattern to translate.
10085  */
10086 static void
10087 flow_dv_translate_item_aso_ct(struct rte_eth_dev *dev,
10088                               void *matcher, void *key,
10089                               const struct rte_flow_item *item)
10090 {
10091         uint32_t reg_value = 0;
10092         int reg_id;
10093         /* 8LSB 0b 11/0000/11, middle 4 bits are reserved. */
10094         uint32_t reg_mask = 0;
10095         const struct rte_flow_item_conntrack *spec = item->spec;
10096         const struct rte_flow_item_conntrack *mask = item->mask;
10097         uint32_t flags;
10098         struct rte_flow_error error;
10099
10100         if (!mask)
10101                 mask = &rte_flow_item_conntrack_mask;
10102         if (!spec || !mask->flags)
10103                 return;
10104         flags = spec->flags & mask->flags;
10105         /* The conflict should be checked in the validation. */
10106         if (flags & RTE_FLOW_CONNTRACK_PKT_STATE_VALID)
10107                 reg_value |= MLX5_CT_SYNDROME_VALID;
10108         if (flags & RTE_FLOW_CONNTRACK_PKT_STATE_CHANGED)
10109                 reg_value |= MLX5_CT_SYNDROME_STATE_CHANGE;
10110         if (flags & RTE_FLOW_CONNTRACK_PKT_STATE_INVALID)
10111                 reg_value |= MLX5_CT_SYNDROME_INVALID;
10112         if (flags & RTE_FLOW_CONNTRACK_PKT_STATE_DISABLED)
10113                 reg_value |= MLX5_CT_SYNDROME_TRAP;
10114         if (flags & RTE_FLOW_CONNTRACK_PKT_STATE_BAD)
10115                 reg_value |= MLX5_CT_SYNDROME_BAD_PACKET;
10116         if (mask->flags & (RTE_FLOW_CONNTRACK_PKT_STATE_VALID |
10117                            RTE_FLOW_CONNTRACK_PKT_STATE_INVALID |
10118                            RTE_FLOW_CONNTRACK_PKT_STATE_DISABLED))
10119                 reg_mask |= 0xc0;
10120         if (mask->flags & RTE_FLOW_CONNTRACK_PKT_STATE_CHANGED)
10121                 reg_mask |= MLX5_CT_SYNDROME_STATE_CHANGE;
10122         if (mask->flags & RTE_FLOW_CONNTRACK_PKT_STATE_BAD)
10123                 reg_mask |= MLX5_CT_SYNDROME_BAD_PACKET;
10124         /* The REG_C_x value could be saved during startup. */
10125         reg_id = mlx5_flow_get_reg_id(dev, MLX5_ASO_CONNTRACK, 0, &error);
10126         if (reg_id == REG_NON)
10127                 return;
10128         flow_dv_match_meta_reg(matcher, key, (enum modify_reg)reg_id,
10129                                reg_value, reg_mask);
10130 }
10131
10132 static uint32_t matcher_zero[MLX5_ST_SZ_DW(fte_match_param)] = { 0 };
10133
10134 #define HEADER_IS_ZERO(match_criteria, headers)                              \
10135         !(memcmp(MLX5_ADDR_OF(fte_match_param, match_criteria, headers),     \
10136                  matcher_zero, MLX5_FLD_SZ_BYTES(fte_match_param, headers))) \
10137
10138 /**
10139  * Calculate flow matcher enable bitmap.
10140  *
10141  * @param match_criteria
10142  *   Pointer to flow matcher criteria.
10143  *
10144  * @return
10145  *   Bitmap of enabled fields.
10146  */
10147 static uint8_t
10148 flow_dv_matcher_enable(uint32_t *match_criteria)
10149 {
10150         uint8_t match_criteria_enable;
10151
10152         match_criteria_enable =
10153                 (!HEADER_IS_ZERO(match_criteria, outer_headers)) <<
10154                 MLX5_MATCH_CRITERIA_ENABLE_OUTER_BIT;
10155         match_criteria_enable |=
10156                 (!HEADER_IS_ZERO(match_criteria, misc_parameters)) <<
10157                 MLX5_MATCH_CRITERIA_ENABLE_MISC_BIT;
10158         match_criteria_enable |=
10159                 (!HEADER_IS_ZERO(match_criteria, inner_headers)) <<
10160                 MLX5_MATCH_CRITERIA_ENABLE_INNER_BIT;
10161         match_criteria_enable |=
10162                 (!HEADER_IS_ZERO(match_criteria, misc_parameters_2)) <<
10163                 MLX5_MATCH_CRITERIA_ENABLE_MISC2_BIT;
10164         match_criteria_enable |=
10165                 (!HEADER_IS_ZERO(match_criteria, misc_parameters_3)) <<
10166                 MLX5_MATCH_CRITERIA_ENABLE_MISC3_BIT;
10167         match_criteria_enable |=
10168                 (!HEADER_IS_ZERO(match_criteria, misc_parameters_4)) <<
10169                 MLX5_MATCH_CRITERIA_ENABLE_MISC4_BIT;
10170         match_criteria_enable |=
10171                 (!HEADER_IS_ZERO(match_criteria, misc_parameters_5)) <<
10172                 MLX5_MATCH_CRITERIA_ENABLE_MISC5_BIT;
10173         return match_criteria_enable;
10174 }
10175
10176 static void
10177 __flow_dv_adjust_buf_size(size_t *size, uint8_t match_criteria)
10178 {
10179         /*
10180          * Check flow matching criteria first, subtract misc5/4 length if flow
10181          * doesn't own misc5/4 parameters. In some old rdma-core releases,
10182          * misc5/4 are not supported, and matcher creation failure is expected
10183          * w/o subtration. If misc5 is provided, misc4 must be counted in since
10184          * misc5 is right after misc4.
10185          */
10186         if (!(match_criteria & (1 << MLX5_MATCH_CRITERIA_ENABLE_MISC5_BIT))) {
10187                 *size = MLX5_ST_SZ_BYTES(fte_match_param) -
10188                         MLX5_ST_SZ_BYTES(fte_match_set_misc5);
10189                 if (!(match_criteria & (1 <<
10190                         MLX5_MATCH_CRITERIA_ENABLE_MISC4_BIT))) {
10191                         *size -= MLX5_ST_SZ_BYTES(fte_match_set_misc4);
10192                 }
10193         }
10194 }
10195
10196 static struct mlx5_list_entry *
10197 flow_dv_matcher_clone_cb(void *tool_ctx __rte_unused,
10198                          struct mlx5_list_entry *entry, void *cb_ctx)
10199 {
10200         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10201         struct mlx5_flow_dv_matcher *ref = ctx->data;
10202         struct mlx5_flow_tbl_data_entry *tbl = container_of(ref->tbl,
10203                                                             typeof(*tbl), tbl);
10204         struct mlx5_flow_dv_matcher *resource = mlx5_malloc(MLX5_MEM_ANY,
10205                                                             sizeof(*resource),
10206                                                             0, SOCKET_ID_ANY);
10207
10208         if (!resource) {
10209                 rte_flow_error_set(ctx->error, ENOMEM,
10210                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10211                                    "cannot create matcher");
10212                 return NULL;
10213         }
10214         memcpy(resource, entry, sizeof(*resource));
10215         resource->tbl = &tbl->tbl;
10216         return &resource->entry;
10217 }
10218
10219 static void
10220 flow_dv_matcher_clone_free_cb(void *tool_ctx __rte_unused,
10221                              struct mlx5_list_entry *entry)
10222 {
10223         mlx5_free(entry);
10224 }
10225
10226 struct mlx5_list_entry *
10227 flow_dv_tbl_create_cb(void *tool_ctx, void *cb_ctx)
10228 {
10229         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10230         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10231         struct rte_eth_dev *dev = ctx->dev;
10232         struct mlx5_flow_tbl_data_entry *tbl_data;
10233         struct mlx5_flow_tbl_tunnel_prm *tt_prm = ctx->data2;
10234         struct rte_flow_error *error = ctx->error;
10235         union mlx5_flow_tbl_key key = { .v64 = *(uint64_t *)(ctx->data) };
10236         struct mlx5_flow_tbl_resource *tbl;
10237         void *domain;
10238         uint32_t idx = 0;
10239         int ret;
10240
10241         tbl_data = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_JUMP], &idx);
10242         if (!tbl_data) {
10243                 rte_flow_error_set(error, ENOMEM,
10244                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
10245                                    NULL,
10246                                    "cannot allocate flow table data entry");
10247                 return NULL;
10248         }
10249         tbl_data->idx = idx;
10250         tbl_data->tunnel = tt_prm->tunnel;
10251         tbl_data->group_id = tt_prm->group_id;
10252         tbl_data->external = !!tt_prm->external;
10253         tbl_data->tunnel_offload = is_tunnel_offload_active(dev);
10254         tbl_data->is_egress = !!key.is_egress;
10255         tbl_data->is_transfer = !!key.is_fdb;
10256         tbl_data->dummy = !!key.dummy;
10257         tbl_data->level = key.level;
10258         tbl_data->id = key.id;
10259         tbl = &tbl_data->tbl;
10260         if (key.dummy)
10261                 return &tbl_data->entry;
10262         if (key.is_fdb)
10263                 domain = sh->fdb_domain;
10264         else if (key.is_egress)
10265                 domain = sh->tx_domain;
10266         else
10267                 domain = sh->rx_domain;
10268         ret = mlx5_flow_os_create_flow_tbl(domain, key.level, &tbl->obj);
10269         if (ret) {
10270                 rte_flow_error_set(error, ENOMEM,
10271                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
10272                                    NULL, "cannot create flow table object");
10273                 mlx5_ipool_free(sh->ipool[MLX5_IPOOL_JUMP], idx);
10274                 return NULL;
10275         }
10276         if (key.level != 0) {
10277                 ret = mlx5_flow_os_create_flow_action_dest_flow_tbl
10278                                         (tbl->obj, &tbl_data->jump.action);
10279                 if (ret) {
10280                         rte_flow_error_set(error, ENOMEM,
10281                                            RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
10282                                            NULL,
10283                                            "cannot create flow jump action");
10284                         mlx5_flow_os_destroy_flow_tbl(tbl->obj);
10285                         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_JUMP], idx);
10286                         return NULL;
10287                 }
10288         }
10289         MKSTR(matcher_name, "%s_%s_%u_%u_matcher_list",
10290               key.is_fdb ? "FDB" : "NIC", key.is_egress ? "egress" : "ingress",
10291               key.level, key.id);
10292         tbl_data->matchers = mlx5_list_create(matcher_name, sh, true,
10293                                               flow_dv_matcher_create_cb,
10294                                               flow_dv_matcher_match_cb,
10295                                               flow_dv_matcher_remove_cb,
10296                                               flow_dv_matcher_clone_cb,
10297                                               flow_dv_matcher_clone_free_cb);
10298         if (!tbl_data->matchers) {
10299                 rte_flow_error_set(error, ENOMEM,
10300                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
10301                                    NULL,
10302                                    "cannot create tbl matcher list");
10303                 mlx5_flow_os_destroy_flow_action(tbl_data->jump.action);
10304                 mlx5_flow_os_destroy_flow_tbl(tbl->obj);
10305                 mlx5_ipool_free(sh->ipool[MLX5_IPOOL_JUMP], idx);
10306                 return NULL;
10307         }
10308         return &tbl_data->entry;
10309 }
10310
10311 int
10312 flow_dv_tbl_match_cb(void *tool_ctx __rte_unused, struct mlx5_list_entry *entry,
10313                      void *cb_ctx)
10314 {
10315         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10316         struct mlx5_flow_tbl_data_entry *tbl_data =
10317                 container_of(entry, struct mlx5_flow_tbl_data_entry, entry);
10318         union mlx5_flow_tbl_key key = { .v64 =  *(uint64_t *)(ctx->data) };
10319
10320         return tbl_data->level != key.level ||
10321                tbl_data->id != key.id ||
10322                tbl_data->dummy != key.dummy ||
10323                tbl_data->is_transfer != !!key.is_fdb ||
10324                tbl_data->is_egress != !!key.is_egress;
10325 }
10326
10327 struct mlx5_list_entry *
10328 flow_dv_tbl_clone_cb(void *tool_ctx, struct mlx5_list_entry *oentry,
10329                       void *cb_ctx)
10330 {
10331         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10332         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10333         struct mlx5_flow_tbl_data_entry *tbl_data;
10334         struct rte_flow_error *error = ctx->error;
10335         uint32_t idx = 0;
10336
10337         tbl_data = mlx5_ipool_malloc(sh->ipool[MLX5_IPOOL_JUMP], &idx);
10338         if (!tbl_data) {
10339                 rte_flow_error_set(error, ENOMEM,
10340                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
10341                                    NULL,
10342                                    "cannot allocate flow table data entry");
10343                 return NULL;
10344         }
10345         memcpy(tbl_data, oentry, sizeof(*tbl_data));
10346         tbl_data->idx = idx;
10347         return &tbl_data->entry;
10348 }
10349
10350 void
10351 flow_dv_tbl_clone_free_cb(void *tool_ctx, struct mlx5_list_entry *entry)
10352 {
10353         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10354         struct mlx5_flow_tbl_data_entry *tbl_data =
10355                     container_of(entry, struct mlx5_flow_tbl_data_entry, entry);
10356
10357         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_JUMP], tbl_data->idx);
10358 }
10359
10360 /**
10361  * Get a flow table.
10362  *
10363  * @param[in, out] dev
10364  *   Pointer to rte_eth_dev structure.
10365  * @param[in] table_level
10366  *   Table level to use.
10367  * @param[in] egress
10368  *   Direction of the table.
10369  * @param[in] transfer
10370  *   E-Switch or NIC flow.
10371  * @param[in] dummy
10372  *   Dummy entry for dv API.
10373  * @param[in] table_id
10374  *   Table id to use.
10375  * @param[out] error
10376  *   pointer to error structure.
10377  *
10378  * @return
10379  *   Returns tables resource based on the index, NULL in case of failed.
10380  */
10381 struct mlx5_flow_tbl_resource *
10382 flow_dv_tbl_resource_get(struct rte_eth_dev *dev,
10383                          uint32_t table_level, uint8_t egress,
10384                          uint8_t transfer,
10385                          bool external,
10386                          const struct mlx5_flow_tunnel *tunnel,
10387                          uint32_t group_id, uint8_t dummy,
10388                          uint32_t table_id,
10389                          struct rte_flow_error *error)
10390 {
10391         struct mlx5_priv *priv = dev->data->dev_private;
10392         union mlx5_flow_tbl_key table_key = {
10393                 {
10394                         .level = table_level,
10395                         .id = table_id,
10396                         .reserved = 0,
10397                         .dummy = !!dummy,
10398                         .is_fdb = !!transfer,
10399                         .is_egress = !!egress,
10400                 }
10401         };
10402         struct mlx5_flow_tbl_tunnel_prm tt_prm = {
10403                 .tunnel = tunnel,
10404                 .group_id = group_id,
10405                 .external = external,
10406         };
10407         struct mlx5_flow_cb_ctx ctx = {
10408                 .dev = dev,
10409                 .error = error,
10410                 .data = &table_key.v64,
10411                 .data2 = &tt_prm,
10412         };
10413         struct mlx5_list_entry *entry;
10414         struct mlx5_flow_tbl_data_entry *tbl_data;
10415
10416         entry = mlx5_hlist_register(priv->sh->flow_tbls, table_key.v64, &ctx);
10417         if (!entry) {
10418                 rte_flow_error_set(error, ENOMEM,
10419                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10420                                    "cannot get table");
10421                 return NULL;
10422         }
10423         DRV_LOG(DEBUG, "table_level %u table_id %u "
10424                 "tunnel %u group %u registered.",
10425                 table_level, table_id,
10426                 tunnel ? tunnel->tunnel_id : 0, group_id);
10427         tbl_data = container_of(entry, struct mlx5_flow_tbl_data_entry, entry);
10428         return &tbl_data->tbl;
10429 }
10430
10431 void
10432 flow_dv_tbl_remove_cb(void *tool_ctx, struct mlx5_list_entry *entry)
10433 {
10434         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10435         struct mlx5_flow_tbl_data_entry *tbl_data =
10436                     container_of(entry, struct mlx5_flow_tbl_data_entry, entry);
10437
10438         MLX5_ASSERT(entry && sh);
10439         if (tbl_data->jump.action)
10440                 mlx5_flow_os_destroy_flow_action(tbl_data->jump.action);
10441         if (tbl_data->tbl.obj)
10442                 mlx5_flow_os_destroy_flow_tbl(tbl_data->tbl.obj);
10443         if (tbl_data->tunnel_offload && tbl_data->external) {
10444                 struct mlx5_list_entry *he;
10445                 struct mlx5_hlist *tunnel_grp_hash;
10446                 struct mlx5_flow_tunnel_hub *thub = sh->tunnel_hub;
10447                 union tunnel_tbl_key tunnel_key = {
10448                         .tunnel_id = tbl_data->tunnel ?
10449                                         tbl_data->tunnel->tunnel_id : 0,
10450                         .group = tbl_data->group_id
10451                 };
10452                 uint32_t table_level = tbl_data->level;
10453                 struct mlx5_flow_cb_ctx ctx = {
10454                         .data = (void *)&tunnel_key.val,
10455                 };
10456
10457                 tunnel_grp_hash = tbl_data->tunnel ?
10458                                         tbl_data->tunnel->groups :
10459                                         thub->groups;
10460                 he = mlx5_hlist_lookup(tunnel_grp_hash, tunnel_key.val, &ctx);
10461                 if (he)
10462                         mlx5_hlist_unregister(tunnel_grp_hash, he);
10463                 DRV_LOG(DEBUG,
10464                         "table_level %u id %u tunnel %u group %u released.",
10465                         table_level,
10466                         tbl_data->id,
10467                         tbl_data->tunnel ?
10468                         tbl_data->tunnel->tunnel_id : 0,
10469                         tbl_data->group_id);
10470         }
10471         mlx5_list_destroy(tbl_data->matchers);
10472         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_JUMP], tbl_data->idx);
10473 }
10474
10475 /**
10476  * Release a flow table.
10477  *
10478  * @param[in] sh
10479  *   Pointer to device shared structure.
10480  * @param[in] tbl
10481  *   Table resource to be released.
10482  *
10483  * @return
10484  *   Returns 0 if table was released, else return 1;
10485  */
10486 static int
10487 flow_dv_tbl_resource_release(struct mlx5_dev_ctx_shared *sh,
10488                              struct mlx5_flow_tbl_resource *tbl)
10489 {
10490         struct mlx5_flow_tbl_data_entry *tbl_data =
10491                 container_of(tbl, struct mlx5_flow_tbl_data_entry, tbl);
10492
10493         if (!tbl)
10494                 return 0;
10495         return mlx5_hlist_unregister(sh->flow_tbls, &tbl_data->entry);
10496 }
10497
10498 int
10499 flow_dv_matcher_match_cb(void *tool_ctx __rte_unused,
10500                          struct mlx5_list_entry *entry, void *cb_ctx)
10501 {
10502         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10503         struct mlx5_flow_dv_matcher *ref = ctx->data;
10504         struct mlx5_flow_dv_matcher *cur = container_of(entry, typeof(*cur),
10505                                                         entry);
10506
10507         return cur->crc != ref->crc ||
10508                cur->priority != ref->priority ||
10509                memcmp((const void *)cur->mask.buf,
10510                       (const void *)ref->mask.buf, ref->mask.size);
10511 }
10512
10513 struct mlx5_list_entry *
10514 flow_dv_matcher_create_cb(void *tool_ctx, void *cb_ctx)
10515 {
10516         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10517         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10518         struct mlx5_flow_dv_matcher *ref = ctx->data;
10519         struct mlx5_flow_dv_matcher *resource;
10520         struct mlx5dv_flow_matcher_attr dv_attr = {
10521                 .type = IBV_FLOW_ATTR_NORMAL,
10522                 .match_mask = (void *)&ref->mask,
10523         };
10524         struct mlx5_flow_tbl_data_entry *tbl = container_of(ref->tbl,
10525                                                             typeof(*tbl), tbl);
10526         int ret;
10527
10528         resource = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*resource), 0,
10529                                SOCKET_ID_ANY);
10530         if (!resource) {
10531                 rte_flow_error_set(ctx->error, ENOMEM,
10532                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10533                                    "cannot create matcher");
10534                 return NULL;
10535         }
10536         *resource = *ref;
10537         dv_attr.match_criteria_enable =
10538                 flow_dv_matcher_enable(resource->mask.buf);
10539         __flow_dv_adjust_buf_size(&ref->mask.size,
10540                                   dv_attr.match_criteria_enable);
10541         dv_attr.priority = ref->priority;
10542         if (tbl->is_egress)
10543                 dv_attr.flags |= IBV_FLOW_ATTR_FLAGS_EGRESS;
10544         ret = mlx5_flow_os_create_flow_matcher(sh->ctx, &dv_attr, tbl->tbl.obj,
10545                                                &resource->matcher_object);
10546         if (ret) {
10547                 mlx5_free(resource);
10548                 rte_flow_error_set(ctx->error, ENOMEM,
10549                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10550                                    "cannot create matcher");
10551                 return NULL;
10552         }
10553         return &resource->entry;
10554 }
10555
10556 /**
10557  * Register the flow matcher.
10558  *
10559  * @param[in, out] dev
10560  *   Pointer to rte_eth_dev structure.
10561  * @param[in, out] matcher
10562  *   Pointer to flow matcher.
10563  * @param[in, out] key
10564  *   Pointer to flow table key.
10565  * @parm[in, out] dev_flow
10566  *   Pointer to the dev_flow.
10567  * @param[out] error
10568  *   pointer to error structure.
10569  *
10570  * @return
10571  *   0 on success otherwise -errno and errno is set.
10572  */
10573 static int
10574 flow_dv_matcher_register(struct rte_eth_dev *dev,
10575                          struct mlx5_flow_dv_matcher *ref,
10576                          union mlx5_flow_tbl_key *key,
10577                          struct mlx5_flow *dev_flow,
10578                          const struct mlx5_flow_tunnel *tunnel,
10579                          uint32_t group_id,
10580                          struct rte_flow_error *error)
10581 {
10582         struct mlx5_list_entry *entry;
10583         struct mlx5_flow_dv_matcher *resource;
10584         struct mlx5_flow_tbl_resource *tbl;
10585         struct mlx5_flow_tbl_data_entry *tbl_data;
10586         struct mlx5_flow_cb_ctx ctx = {
10587                 .error = error,
10588                 .data = ref,
10589         };
10590         /**
10591          * tunnel offload API requires this registration for cases when
10592          * tunnel match rule was inserted before tunnel set rule.
10593          */
10594         tbl = flow_dv_tbl_resource_get(dev, key->level,
10595                                        key->is_egress, key->is_fdb,
10596                                        dev_flow->external, tunnel,
10597                                        group_id, 0, key->id, error);
10598         if (!tbl)
10599                 return -rte_errno;      /* No need to refill the error info */
10600         tbl_data = container_of(tbl, struct mlx5_flow_tbl_data_entry, tbl);
10601         ref->tbl = tbl;
10602         entry = mlx5_list_register(tbl_data->matchers, &ctx);
10603         if (!entry) {
10604                 flow_dv_tbl_resource_release(MLX5_SH(dev), tbl);
10605                 return rte_flow_error_set(error, ENOMEM,
10606                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10607                                           "cannot allocate ref memory");
10608         }
10609         resource = container_of(entry, typeof(*resource), entry);
10610         dev_flow->handle->dvh.matcher = resource;
10611         return 0;
10612 }
10613
10614 struct mlx5_list_entry *
10615 flow_dv_tag_create_cb(void *tool_ctx, void *cb_ctx)
10616 {
10617         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10618         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10619         struct mlx5_flow_dv_tag_resource *entry;
10620         uint32_t idx = 0;
10621         int ret;
10622
10623         entry = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_TAG], &idx);
10624         if (!entry) {
10625                 rte_flow_error_set(ctx->error, ENOMEM,
10626                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10627                                    "cannot allocate resource memory");
10628                 return NULL;
10629         }
10630         entry->idx = idx;
10631         entry->tag_id = *(uint32_t *)(ctx->data);
10632         ret = mlx5_flow_os_create_flow_action_tag(entry->tag_id,
10633                                                   &entry->action);
10634         if (ret) {
10635                 mlx5_ipool_free(sh->ipool[MLX5_IPOOL_TAG], idx);
10636                 rte_flow_error_set(ctx->error, ENOMEM,
10637                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
10638                                    NULL, "cannot create action");
10639                 return NULL;
10640         }
10641         return &entry->entry;
10642 }
10643
10644 int
10645 flow_dv_tag_match_cb(void *tool_ctx __rte_unused, struct mlx5_list_entry *entry,
10646                      void *cb_ctx)
10647 {
10648         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10649         struct mlx5_flow_dv_tag_resource *tag =
10650                    container_of(entry, struct mlx5_flow_dv_tag_resource, entry);
10651
10652         return *(uint32_t *)(ctx->data) != tag->tag_id;
10653 }
10654
10655 struct mlx5_list_entry *
10656 flow_dv_tag_clone_cb(void *tool_ctx, struct mlx5_list_entry *oentry,
10657                      void *cb_ctx)
10658 {
10659         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10660         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
10661         struct mlx5_flow_dv_tag_resource *entry;
10662         uint32_t idx = 0;
10663
10664         entry = mlx5_ipool_malloc(sh->ipool[MLX5_IPOOL_TAG], &idx);
10665         if (!entry) {
10666                 rte_flow_error_set(ctx->error, ENOMEM,
10667                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
10668                                    "cannot allocate tag resource memory");
10669                 return NULL;
10670         }
10671         memcpy(entry, oentry, sizeof(*entry));
10672         entry->idx = idx;
10673         return &entry->entry;
10674 }
10675
10676 void
10677 flow_dv_tag_clone_free_cb(void *tool_ctx, struct mlx5_list_entry *entry)
10678 {
10679         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10680         struct mlx5_flow_dv_tag_resource *tag =
10681                    container_of(entry, struct mlx5_flow_dv_tag_resource, entry);
10682
10683         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_TAG], tag->idx);
10684 }
10685
10686 /**
10687  * Find existing tag resource or create and register a new one.
10688  *
10689  * @param dev[in, out]
10690  *   Pointer to rte_eth_dev structure.
10691  * @param[in, out] tag_be24
10692  *   Tag value in big endian then R-shift 8.
10693  * @parm[in, out] dev_flow
10694  *   Pointer to the dev_flow.
10695  * @param[out] error
10696  *   pointer to error structure.
10697  *
10698  * @return
10699  *   0 on success otherwise -errno and errno is set.
10700  */
10701 static int
10702 flow_dv_tag_resource_register
10703                         (struct rte_eth_dev *dev,
10704                          uint32_t tag_be24,
10705                          struct mlx5_flow *dev_flow,
10706                          struct rte_flow_error *error)
10707 {
10708         struct mlx5_priv *priv = dev->data->dev_private;
10709         struct mlx5_flow_dv_tag_resource *resource;
10710         struct mlx5_list_entry *entry;
10711         struct mlx5_flow_cb_ctx ctx = {
10712                                         .error = error,
10713                                         .data = &tag_be24,
10714                                         };
10715         struct mlx5_hlist *tag_table;
10716
10717         tag_table = flow_dv_hlist_prepare(priv->sh, &priv->sh->tag_table,
10718                                       "tags",
10719                                       MLX5_TAGS_HLIST_ARRAY_SIZE,
10720                                       false, false, priv->sh,
10721                                       flow_dv_tag_create_cb,
10722                                       flow_dv_tag_match_cb,
10723                                       flow_dv_tag_remove_cb,
10724                                       flow_dv_tag_clone_cb,
10725                                       flow_dv_tag_clone_free_cb);
10726         if (unlikely(!tag_table))
10727                 return -rte_errno;
10728         entry = mlx5_hlist_register(tag_table, tag_be24, &ctx);
10729         if (entry) {
10730                 resource = container_of(entry, struct mlx5_flow_dv_tag_resource,
10731                                         entry);
10732                 dev_flow->handle->dvh.rix_tag = resource->idx;
10733                 dev_flow->dv.tag_resource = resource;
10734                 return 0;
10735         }
10736         return -rte_errno;
10737 }
10738
10739 void
10740 flow_dv_tag_remove_cb(void *tool_ctx, struct mlx5_list_entry *entry)
10741 {
10742         struct mlx5_dev_ctx_shared *sh = tool_ctx;
10743         struct mlx5_flow_dv_tag_resource *tag =
10744                    container_of(entry, struct mlx5_flow_dv_tag_resource, entry);
10745
10746         MLX5_ASSERT(tag && sh && tag->action);
10747         claim_zero(mlx5_flow_os_destroy_flow_action(tag->action));
10748         DRV_LOG(DEBUG, "Tag %p: removed.", (void *)tag);
10749         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_TAG], tag->idx);
10750 }
10751
10752 /**
10753  * Release the tag.
10754  *
10755  * @param dev
10756  *   Pointer to Ethernet device.
10757  * @param tag_idx
10758  *   Tag index.
10759  *
10760  * @return
10761  *   1 while a reference on it exists, 0 when freed.
10762  */
10763 static int
10764 flow_dv_tag_release(struct rte_eth_dev *dev,
10765                     uint32_t tag_idx)
10766 {
10767         struct mlx5_priv *priv = dev->data->dev_private;
10768         struct mlx5_flow_dv_tag_resource *tag;
10769
10770         tag = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_TAG], tag_idx);
10771         if (!tag)
10772                 return 0;
10773         DRV_LOG(DEBUG, "port %u tag %p: refcnt %d--",
10774                 dev->data->port_id, (void *)tag, tag->entry.ref_cnt);
10775         return mlx5_hlist_unregister(priv->sh->tag_table, &tag->entry);
10776 }
10777
10778 /**
10779  * Translate port ID action to vport.
10780  *
10781  * @param[in] dev
10782  *   Pointer to rte_eth_dev structure.
10783  * @param[in] action
10784  *   Pointer to the port ID action.
10785  * @param[out] dst_port_id
10786  *   The target port ID.
10787  * @param[out] error
10788  *   Pointer to the error structure.
10789  *
10790  * @return
10791  *   0 on success, a negative errno value otherwise and rte_errno is set.
10792  */
10793 static int
10794 flow_dv_translate_action_port_id(struct rte_eth_dev *dev,
10795                                  const struct rte_flow_action *action,
10796                                  uint32_t *dst_port_id,
10797                                  struct rte_flow_error *error)
10798 {
10799         uint32_t port;
10800         struct mlx5_priv *priv;
10801         const struct rte_flow_action_port_id *conf =
10802                         (const struct rte_flow_action_port_id *)action->conf;
10803
10804         port = conf->original ? dev->data->port_id : conf->id;
10805         priv = mlx5_port_to_eswitch_info(port, false);
10806         if (!priv)
10807                 return rte_flow_error_set(error, -rte_errno,
10808                                           RTE_FLOW_ERROR_TYPE_ACTION,
10809                                           NULL,
10810                                           "No eswitch info was found for port");
10811 #ifdef HAVE_MLX5DV_DR_CREATE_DEST_IB_PORT
10812         /*
10813          * This parameter is transferred to
10814          * mlx5dv_dr_action_create_dest_ib_port().
10815          */
10816         *dst_port_id = priv->dev_port;
10817 #else
10818         /*
10819          * Legacy mode, no LAG configurations is supported.
10820          * This parameter is transferred to
10821          * mlx5dv_dr_action_create_dest_vport().
10822          */
10823         *dst_port_id = priv->vport_id;
10824 #endif
10825         return 0;
10826 }
10827
10828 /**
10829  * Create a counter with aging configuration.
10830  *
10831  * @param[in] dev
10832  *   Pointer to rte_eth_dev structure.
10833  * @param[in] dev_flow
10834  *   Pointer to the mlx5_flow.
10835  * @param[out] count
10836  *   Pointer to the counter action configuration.
10837  * @param[in] age
10838  *   Pointer to the aging action configuration.
10839  *
10840  * @return
10841  *   Index to flow counter on success, 0 otherwise.
10842  */
10843 static uint32_t
10844 flow_dv_translate_create_counter(struct rte_eth_dev *dev,
10845                                 struct mlx5_flow *dev_flow,
10846                                 const struct rte_flow_action_count *count,
10847                                 const struct rte_flow_action_age *age)
10848 {
10849         uint32_t counter;
10850         struct mlx5_age_param *age_param;
10851
10852         if (count && count->shared)
10853                 counter = flow_dv_counter_get_shared(dev, count->id);
10854         else
10855                 counter = flow_dv_counter_alloc(dev, !!age);
10856         if (!counter || age == NULL)
10857                 return counter;
10858         age_param = flow_dv_counter_idx_get_age(dev, counter);
10859         age_param->context = age->context ? age->context :
10860                 (void *)(uintptr_t)(dev_flow->flow_idx);
10861         age_param->timeout = age->timeout;
10862         age_param->port_id = dev->data->port_id;
10863         __atomic_store_n(&age_param->sec_since_last_hit, 0, __ATOMIC_RELAXED);
10864         __atomic_store_n(&age_param->state, AGE_CANDIDATE, __ATOMIC_RELAXED);
10865         return counter;
10866 }
10867
10868 /**
10869  * Add Tx queue matcher
10870  *
10871  * @param[in] dev
10872  *   Pointer to the dev struct.
10873  * @param[in, out] matcher
10874  *   Flow matcher.
10875  * @param[in, out] key
10876  *   Flow matcher value.
10877  * @param[in] item
10878  *   Flow pattern to translate.
10879  * @param[in] inner
10880  *   Item is inner pattern.
10881  */
10882 static void
10883 flow_dv_translate_item_tx_queue(struct rte_eth_dev *dev,
10884                                 void *matcher, void *key,
10885                                 const struct rte_flow_item *item)
10886 {
10887         const struct mlx5_rte_flow_item_tx_queue *queue_m;
10888         const struct mlx5_rte_flow_item_tx_queue *queue_v;
10889         void *misc_m =
10890                 MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
10891         void *misc_v =
10892                 MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
10893         struct mlx5_txq_ctrl *txq;
10894         uint32_t queue;
10895
10896
10897         queue_m = (const void *)item->mask;
10898         if (!queue_m)
10899                 return;
10900         queue_v = (const void *)item->spec;
10901         if (!queue_v)
10902                 return;
10903         txq = mlx5_txq_get(dev, queue_v->queue);
10904         if (!txq)
10905                 return;
10906         queue = txq->obj->sq->id;
10907         MLX5_SET(fte_match_set_misc, misc_m, source_sqn, queue_m->queue);
10908         MLX5_SET(fte_match_set_misc, misc_v, source_sqn,
10909                  queue & queue_m->queue);
10910         mlx5_txq_release(dev, queue_v->queue);
10911 }
10912
10913 /**
10914  * Set the hash fields according to the @p flow information.
10915  *
10916  * @param[in] dev_flow
10917  *   Pointer to the mlx5_flow.
10918  * @param[in] rss_desc
10919  *   Pointer to the mlx5_flow_rss_desc.
10920  */
10921 static void
10922 flow_dv_hashfields_set(struct mlx5_flow *dev_flow,
10923                        struct mlx5_flow_rss_desc *rss_desc)
10924 {
10925         uint64_t items = dev_flow->handle->layers;
10926         int rss_inner = 0;
10927         uint64_t rss_types = rte_eth_rss_hf_refine(rss_desc->types);
10928
10929         dev_flow->hash_fields = 0;
10930 #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
10931         if (rss_desc->level >= 2)
10932                 rss_inner = 1;
10933 #endif
10934         if ((rss_inner && (items & MLX5_FLOW_LAYER_INNER_L3_IPV4)) ||
10935             (!rss_inner && (items & MLX5_FLOW_LAYER_OUTER_L3_IPV4))) {
10936                 if (rss_types & MLX5_IPV4_LAYER_TYPES) {
10937                         if (rss_types & ETH_RSS_L3_SRC_ONLY)
10938                                 dev_flow->hash_fields |= IBV_RX_HASH_SRC_IPV4;
10939                         else if (rss_types & ETH_RSS_L3_DST_ONLY)
10940                                 dev_flow->hash_fields |= IBV_RX_HASH_DST_IPV4;
10941                         else
10942                                 dev_flow->hash_fields |= MLX5_IPV4_IBV_RX_HASH;
10943                 }
10944         } else if ((rss_inner && (items & MLX5_FLOW_LAYER_INNER_L3_IPV6)) ||
10945                    (!rss_inner && (items & MLX5_FLOW_LAYER_OUTER_L3_IPV6))) {
10946                 if (rss_types & MLX5_IPV6_LAYER_TYPES) {
10947                         if (rss_types & ETH_RSS_L3_SRC_ONLY)
10948                                 dev_flow->hash_fields |= IBV_RX_HASH_SRC_IPV6;
10949                         else if (rss_types & ETH_RSS_L3_DST_ONLY)
10950                                 dev_flow->hash_fields |= IBV_RX_HASH_DST_IPV6;
10951                         else
10952                                 dev_flow->hash_fields |= MLX5_IPV6_IBV_RX_HASH;
10953                 }
10954         }
10955         if (dev_flow->hash_fields == 0)
10956                 /*
10957                  * There is no match between the RSS types and the
10958                  * L3 protocol (IPv4/IPv6) defined in the flow rule.
10959                  */
10960                 return;
10961         if ((rss_inner && (items & MLX5_FLOW_LAYER_INNER_L4_UDP)) ||
10962             (!rss_inner && (items & MLX5_FLOW_LAYER_OUTER_L4_UDP))) {
10963                 if (rss_types & ETH_RSS_UDP) {
10964                         if (rss_types & ETH_RSS_L4_SRC_ONLY)
10965                                 dev_flow->hash_fields |=
10966                                                 IBV_RX_HASH_SRC_PORT_UDP;
10967                         else if (rss_types & ETH_RSS_L4_DST_ONLY)
10968                                 dev_flow->hash_fields |=
10969                                                 IBV_RX_HASH_DST_PORT_UDP;
10970                         else
10971                                 dev_flow->hash_fields |= MLX5_UDP_IBV_RX_HASH;
10972                 }
10973         } else if ((rss_inner && (items & MLX5_FLOW_LAYER_INNER_L4_TCP)) ||
10974                    (!rss_inner && (items & MLX5_FLOW_LAYER_OUTER_L4_TCP))) {
10975                 if (rss_types & ETH_RSS_TCP) {
10976                         if (rss_types & ETH_RSS_L4_SRC_ONLY)
10977                                 dev_flow->hash_fields |=
10978                                                 IBV_RX_HASH_SRC_PORT_TCP;
10979                         else if (rss_types & ETH_RSS_L4_DST_ONLY)
10980                                 dev_flow->hash_fields |=
10981                                                 IBV_RX_HASH_DST_PORT_TCP;
10982                         else
10983                                 dev_flow->hash_fields |= MLX5_TCP_IBV_RX_HASH;
10984                 }
10985         }
10986         if (rss_inner)
10987                 dev_flow->hash_fields |= IBV_RX_HASH_INNER;
10988 }
10989
10990 /**
10991  * Prepare an Rx Hash queue.
10992  *
10993  * @param dev
10994  *   Pointer to Ethernet device.
10995  * @param[in] dev_flow
10996  *   Pointer to the mlx5_flow.
10997  * @param[in] rss_desc
10998  *   Pointer to the mlx5_flow_rss_desc.
10999  * @param[out] hrxq_idx
11000  *   Hash Rx queue index.
11001  *
11002  * @return
11003  *   The Verbs/DevX object initialised, NULL otherwise and rte_errno is set.
11004  */
11005 static struct mlx5_hrxq *
11006 flow_dv_hrxq_prepare(struct rte_eth_dev *dev,
11007                      struct mlx5_flow *dev_flow,
11008                      struct mlx5_flow_rss_desc *rss_desc,
11009                      uint32_t *hrxq_idx)
11010 {
11011         struct mlx5_priv *priv = dev->data->dev_private;
11012         struct mlx5_flow_handle *dh = dev_flow->handle;
11013         struct mlx5_hrxq *hrxq;
11014
11015         MLX5_ASSERT(rss_desc->queue_num);
11016         rss_desc->key_len = MLX5_RSS_HASH_KEY_LEN;
11017         rss_desc->hash_fields = dev_flow->hash_fields;
11018         rss_desc->tunnel = !!(dh->layers & MLX5_FLOW_LAYER_TUNNEL);
11019         rss_desc->shared_rss = 0;
11020         if (rss_desc->hash_fields == 0)
11021                 rss_desc->queue_num = 1;
11022         *hrxq_idx = mlx5_hrxq_get(dev, rss_desc);
11023         if (!*hrxq_idx)
11024                 return NULL;
11025         hrxq = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_HRXQ],
11026                               *hrxq_idx);
11027         return hrxq;
11028 }
11029
11030 /**
11031  * Release sample sub action resource.
11032  *
11033  * @param[in, out] dev
11034  *   Pointer to rte_eth_dev structure.
11035  * @param[in] act_res
11036  *   Pointer to sample sub action resource.
11037  */
11038 static void
11039 flow_dv_sample_sub_actions_release(struct rte_eth_dev *dev,
11040                                    struct mlx5_flow_sub_actions_idx *act_res)
11041 {
11042         if (act_res->rix_hrxq) {
11043                 mlx5_hrxq_release(dev, act_res->rix_hrxq);
11044                 act_res->rix_hrxq = 0;
11045         }
11046         if (act_res->rix_encap_decap) {
11047                 flow_dv_encap_decap_resource_release(dev,
11048                                                      act_res->rix_encap_decap);
11049                 act_res->rix_encap_decap = 0;
11050         }
11051         if (act_res->rix_port_id_action) {
11052                 flow_dv_port_id_action_resource_release(dev,
11053                                                 act_res->rix_port_id_action);
11054                 act_res->rix_port_id_action = 0;
11055         }
11056         if (act_res->rix_tag) {
11057                 flow_dv_tag_release(dev, act_res->rix_tag);
11058                 act_res->rix_tag = 0;
11059         }
11060         if (act_res->rix_jump) {
11061                 flow_dv_jump_tbl_resource_release(dev, act_res->rix_jump);
11062                 act_res->rix_jump = 0;
11063         }
11064 }
11065
11066 int
11067 flow_dv_sample_match_cb(void *tool_ctx __rte_unused,
11068                         struct mlx5_list_entry *entry, void *cb_ctx)
11069 {
11070         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
11071         struct rte_eth_dev *dev = ctx->dev;
11072         struct mlx5_flow_dv_sample_resource *ctx_resource = ctx->data;
11073         struct mlx5_flow_dv_sample_resource *resource = container_of(entry,
11074                                                               typeof(*resource),
11075                                                               entry);
11076
11077         if (ctx_resource->ratio == resource->ratio &&
11078             ctx_resource->ft_type == resource->ft_type &&
11079             ctx_resource->ft_id == resource->ft_id &&
11080             ctx_resource->set_action == resource->set_action &&
11081             !memcmp((void *)&ctx_resource->sample_act,
11082                     (void *)&resource->sample_act,
11083                     sizeof(struct mlx5_flow_sub_actions_list))) {
11084                 /*
11085                  * Existing sample action should release the prepared
11086                  * sub-actions reference counter.
11087                  */
11088                 flow_dv_sample_sub_actions_release(dev,
11089                                                    &ctx_resource->sample_idx);
11090                 return 0;
11091         }
11092         return 1;
11093 }
11094
11095 struct mlx5_list_entry *
11096 flow_dv_sample_create_cb(void *tool_ctx __rte_unused, void *cb_ctx)
11097 {
11098         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
11099         struct rte_eth_dev *dev = ctx->dev;
11100         struct mlx5_flow_dv_sample_resource *ctx_resource = ctx->data;
11101         void **sample_dv_actions = ctx_resource->sub_actions;
11102         struct mlx5_flow_dv_sample_resource *resource;
11103         struct mlx5dv_dr_flow_sampler_attr sampler_attr;
11104         struct mlx5_priv *priv = dev->data->dev_private;
11105         struct mlx5_dev_ctx_shared *sh = priv->sh;
11106         struct mlx5_flow_tbl_resource *tbl;
11107         uint32_t idx = 0;
11108         const uint32_t next_ft_step = 1;
11109         uint32_t next_ft_id = ctx_resource->ft_id + next_ft_step;
11110         uint8_t is_egress = 0;
11111         uint8_t is_transfer = 0;
11112         struct rte_flow_error *error = ctx->error;
11113
11114         /* Register new sample resource. */
11115         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_SAMPLE], &idx);
11116         if (!resource) {
11117                 rte_flow_error_set(error, ENOMEM,
11118                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11119                                           NULL,
11120                                           "cannot allocate resource memory");
11121                 return NULL;
11122         }
11123         *resource = *ctx_resource;
11124         /* Create normal path table level */
11125         if (ctx_resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_FDB)
11126                 is_transfer = 1;
11127         else if (ctx_resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_NIC_TX)
11128                 is_egress = 1;
11129         tbl = flow_dv_tbl_resource_get(dev, next_ft_id,
11130                                         is_egress, is_transfer,
11131                                         true, NULL, 0, 0, 0, error);
11132         if (!tbl) {
11133                 rte_flow_error_set(error, ENOMEM,
11134                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11135                                           NULL,
11136                                           "fail to create normal path table "
11137                                           "for sample");
11138                 goto error;
11139         }
11140         resource->normal_path_tbl = tbl;
11141         if (ctx_resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_FDB) {
11142                 if (!sh->default_miss_action) {
11143                         rte_flow_error_set(error, ENOMEM,
11144                                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11145                                                 NULL,
11146                                                 "default miss action was not "
11147                                                 "created");
11148                         goto error;
11149                 }
11150                 sample_dv_actions[ctx_resource->sample_act.actions_num++] =
11151                                                 sh->default_miss_action;
11152         }
11153         /* Create a DR sample action */
11154         sampler_attr.sample_ratio = resource->ratio;
11155         sampler_attr.default_next_table = tbl->obj;
11156         sampler_attr.num_sample_actions = ctx_resource->sample_act.actions_num;
11157         sampler_attr.sample_actions = (struct mlx5dv_dr_action **)
11158                                                         &sample_dv_actions[0];
11159         sampler_attr.action = resource->set_action;
11160         if (mlx5_os_flow_dr_create_flow_action_sampler
11161                         (&sampler_attr, &resource->verbs_action)) {
11162                 rte_flow_error_set(error, ENOMEM,
11163                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11164                                         NULL, "cannot create sample action");
11165                 goto error;
11166         }
11167         resource->idx = idx;
11168         resource->dev = dev;
11169         return &resource->entry;
11170 error:
11171         if (resource->ft_type != MLX5DV_FLOW_TABLE_TYPE_FDB)
11172                 flow_dv_sample_sub_actions_release(dev,
11173                                                    &resource->sample_idx);
11174         if (resource->normal_path_tbl)
11175                 flow_dv_tbl_resource_release(MLX5_SH(dev),
11176                                 resource->normal_path_tbl);
11177         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_SAMPLE], idx);
11178         return NULL;
11179
11180 }
11181
11182 struct mlx5_list_entry *
11183 flow_dv_sample_clone_cb(void *tool_ctx __rte_unused,
11184                          struct mlx5_list_entry *entry __rte_unused,
11185                          void *cb_ctx)
11186 {
11187         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
11188         struct rte_eth_dev *dev = ctx->dev;
11189         struct mlx5_flow_dv_sample_resource *resource;
11190         struct mlx5_priv *priv = dev->data->dev_private;
11191         struct mlx5_dev_ctx_shared *sh = priv->sh;
11192         uint32_t idx = 0;
11193
11194         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_SAMPLE], &idx);
11195         if (!resource) {
11196                 rte_flow_error_set(ctx->error, ENOMEM,
11197                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11198                                           NULL,
11199                                           "cannot allocate resource memory");
11200                 return NULL;
11201         }
11202         memcpy(resource, entry, sizeof(*resource));
11203         resource->idx = idx;
11204         resource->dev = dev;
11205         return &resource->entry;
11206 }
11207
11208 void
11209 flow_dv_sample_clone_free_cb(void *tool_ctx __rte_unused,
11210                              struct mlx5_list_entry *entry)
11211 {
11212         struct mlx5_flow_dv_sample_resource *resource =
11213                                   container_of(entry, typeof(*resource), entry);
11214         struct rte_eth_dev *dev = resource->dev;
11215         struct mlx5_priv *priv = dev->data->dev_private;
11216
11217         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_SAMPLE], resource->idx);
11218 }
11219
11220 /**
11221  * Find existing sample resource or create and register a new one.
11222  *
11223  * @param[in, out] dev
11224  *   Pointer to rte_eth_dev structure.
11225  * @param[in] ref
11226  *   Pointer to sample resource reference.
11227  * @parm[in, out] dev_flow
11228  *   Pointer to the dev_flow.
11229  * @param[out] error
11230  *   pointer to error structure.
11231  *
11232  * @return
11233  *   0 on success otherwise -errno and errno is set.
11234  */
11235 static int
11236 flow_dv_sample_resource_register(struct rte_eth_dev *dev,
11237                          struct mlx5_flow_dv_sample_resource *ref,
11238                          struct mlx5_flow *dev_flow,
11239                          struct rte_flow_error *error)
11240 {
11241         struct mlx5_flow_dv_sample_resource *resource;
11242         struct mlx5_list_entry *entry;
11243         struct mlx5_priv *priv = dev->data->dev_private;
11244         struct mlx5_flow_cb_ctx ctx = {
11245                 .dev = dev,
11246                 .error = error,
11247                 .data = ref,
11248         };
11249
11250         entry = mlx5_list_register(priv->sh->sample_action_list, &ctx);
11251         if (!entry)
11252                 return -rte_errno;
11253         resource = container_of(entry, typeof(*resource), entry);
11254         dev_flow->handle->dvh.rix_sample = resource->idx;
11255         dev_flow->dv.sample_res = resource;
11256         return 0;
11257 }
11258
11259 int
11260 flow_dv_dest_array_match_cb(void *tool_ctx __rte_unused,
11261                             struct mlx5_list_entry *entry, void *cb_ctx)
11262 {
11263         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
11264         struct mlx5_flow_dv_dest_array_resource *ctx_resource = ctx->data;
11265         struct rte_eth_dev *dev = ctx->dev;
11266         struct mlx5_flow_dv_dest_array_resource *resource =
11267                                   container_of(entry, typeof(*resource), entry);
11268         uint32_t idx = 0;
11269
11270         if (ctx_resource->num_of_dest == resource->num_of_dest &&
11271             ctx_resource->ft_type == resource->ft_type &&
11272             !memcmp((void *)resource->sample_act,
11273                     (void *)ctx_resource->sample_act,
11274                    (ctx_resource->num_of_dest *
11275                    sizeof(struct mlx5_flow_sub_actions_list)))) {
11276                 /*
11277                  * Existing sample action should release the prepared
11278                  * sub-actions reference counter.
11279                  */
11280                 for (idx = 0; idx < ctx_resource->num_of_dest; idx++)
11281                         flow_dv_sample_sub_actions_release(dev,
11282                                         &ctx_resource->sample_idx[idx]);
11283                 return 0;
11284         }
11285         return 1;
11286 }
11287
11288 struct mlx5_list_entry *
11289 flow_dv_dest_array_create_cb(void *tool_ctx __rte_unused, void *cb_ctx)
11290 {
11291         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
11292         struct rte_eth_dev *dev = ctx->dev;
11293         struct mlx5_flow_dv_dest_array_resource *resource;
11294         struct mlx5_flow_dv_dest_array_resource *ctx_resource = ctx->data;
11295         struct mlx5dv_dr_action_dest_attr *dest_attr[MLX5_MAX_DEST_NUM] = { 0 };
11296         struct mlx5dv_dr_action_dest_reformat dest_reformat[MLX5_MAX_DEST_NUM];
11297         struct mlx5_priv *priv = dev->data->dev_private;
11298         struct mlx5_dev_ctx_shared *sh = priv->sh;
11299         struct mlx5_flow_sub_actions_list *sample_act;
11300         struct mlx5dv_dr_domain *domain;
11301         uint32_t idx = 0, res_idx = 0;
11302         struct rte_flow_error *error = ctx->error;
11303         uint64_t action_flags;
11304         int ret;
11305
11306         /* Register new destination array resource. */
11307         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_DEST_ARRAY],
11308                                             &res_idx);
11309         if (!resource) {
11310                 rte_flow_error_set(error, ENOMEM,
11311                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11312                                           NULL,
11313                                           "cannot allocate resource memory");
11314                 return NULL;
11315         }
11316         *resource = *ctx_resource;
11317         if (resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_FDB)
11318                 domain = sh->fdb_domain;
11319         else if (resource->ft_type == MLX5DV_FLOW_TABLE_TYPE_NIC_RX)
11320                 domain = sh->rx_domain;
11321         else
11322                 domain = sh->tx_domain;
11323         for (idx = 0; idx < ctx_resource->num_of_dest; idx++) {
11324                 dest_attr[idx] = (struct mlx5dv_dr_action_dest_attr *)
11325                                  mlx5_malloc(MLX5_MEM_ZERO,
11326                                  sizeof(struct mlx5dv_dr_action_dest_attr),
11327                                  0, SOCKET_ID_ANY);
11328                 if (!dest_attr[idx]) {
11329                         rte_flow_error_set(error, ENOMEM,
11330                                            RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11331                                            NULL,
11332                                            "cannot allocate resource memory");
11333                         goto error;
11334                 }
11335                 dest_attr[idx]->type = MLX5DV_DR_ACTION_DEST;
11336                 sample_act = &ctx_resource->sample_act[idx];
11337                 action_flags = sample_act->action_flags;
11338                 switch (action_flags) {
11339                 case MLX5_FLOW_ACTION_QUEUE:
11340                         dest_attr[idx]->dest = sample_act->dr_queue_action;
11341                         break;
11342                 case (MLX5_FLOW_ACTION_PORT_ID | MLX5_FLOW_ACTION_ENCAP):
11343                         dest_attr[idx]->type = MLX5DV_DR_ACTION_DEST_REFORMAT;
11344                         dest_attr[idx]->dest_reformat = &dest_reformat[idx];
11345                         dest_attr[idx]->dest_reformat->reformat =
11346                                         sample_act->dr_encap_action;
11347                         dest_attr[idx]->dest_reformat->dest =
11348                                         sample_act->dr_port_id_action;
11349                         break;
11350                 case MLX5_FLOW_ACTION_PORT_ID:
11351                         dest_attr[idx]->dest = sample_act->dr_port_id_action;
11352                         break;
11353                 case MLX5_FLOW_ACTION_JUMP:
11354                         dest_attr[idx]->dest = sample_act->dr_jump_action;
11355                         break;
11356                 default:
11357                         rte_flow_error_set(error, EINVAL,
11358                                            RTE_FLOW_ERROR_TYPE_ACTION,
11359                                            NULL,
11360                                            "unsupported actions type");
11361                         goto error;
11362                 }
11363         }
11364         /* create a dest array actioin */
11365         ret = mlx5_os_flow_dr_create_flow_action_dest_array
11366                                                 (domain,
11367                                                  resource->num_of_dest,
11368                                                  dest_attr,
11369                                                  &resource->action);
11370         if (ret) {
11371                 rte_flow_error_set(error, ENOMEM,
11372                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11373                                    NULL,
11374                                    "cannot create destination array action");
11375                 goto error;
11376         }
11377         resource->idx = res_idx;
11378         resource->dev = dev;
11379         for (idx = 0; idx < ctx_resource->num_of_dest; idx++)
11380                 mlx5_free(dest_attr[idx]);
11381         return &resource->entry;
11382 error:
11383         for (idx = 0; idx < ctx_resource->num_of_dest; idx++) {
11384                 flow_dv_sample_sub_actions_release(dev,
11385                                                    &resource->sample_idx[idx]);
11386                 if (dest_attr[idx])
11387                         mlx5_free(dest_attr[idx]);
11388         }
11389         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_DEST_ARRAY], res_idx);
11390         return NULL;
11391 }
11392
11393 struct mlx5_list_entry *
11394 flow_dv_dest_array_clone_cb(void *tool_ctx __rte_unused,
11395                             struct mlx5_list_entry *entry __rte_unused,
11396                             void *cb_ctx)
11397 {
11398         struct mlx5_flow_cb_ctx *ctx = cb_ctx;
11399         struct rte_eth_dev *dev = ctx->dev;
11400         struct mlx5_flow_dv_dest_array_resource *resource;
11401         struct mlx5_priv *priv = dev->data->dev_private;
11402         struct mlx5_dev_ctx_shared *sh = priv->sh;
11403         uint32_t res_idx = 0;
11404         struct rte_flow_error *error = ctx->error;
11405
11406         resource = mlx5_ipool_zmalloc(sh->ipool[MLX5_IPOOL_DEST_ARRAY],
11407                                       &res_idx);
11408         if (!resource) {
11409                 rte_flow_error_set(error, ENOMEM,
11410                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11411                                           NULL,
11412                                           "cannot allocate dest-array memory");
11413                 return NULL;
11414         }
11415         memcpy(resource, entry, sizeof(*resource));
11416         resource->idx = res_idx;
11417         resource->dev = dev;
11418         return &resource->entry;
11419 }
11420
11421 void
11422 flow_dv_dest_array_clone_free_cb(void *tool_ctx __rte_unused,
11423                                  struct mlx5_list_entry *entry)
11424 {
11425         struct mlx5_flow_dv_dest_array_resource *resource =
11426                         container_of(entry, typeof(*resource), entry);
11427         struct rte_eth_dev *dev = resource->dev;
11428         struct mlx5_priv *priv = dev->data->dev_private;
11429
11430         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_DEST_ARRAY], resource->idx);
11431 }
11432
11433 /**
11434  * Find existing destination array resource or create and register a new one.
11435  *
11436  * @param[in, out] dev
11437  *   Pointer to rte_eth_dev structure.
11438  * @param[in] ref
11439  *   Pointer to destination array resource reference.
11440  * @parm[in, out] dev_flow
11441  *   Pointer to the dev_flow.
11442  * @param[out] error
11443  *   pointer to error structure.
11444  *
11445  * @return
11446  *   0 on success otherwise -errno and errno is set.
11447  */
11448 static int
11449 flow_dv_dest_array_resource_register(struct rte_eth_dev *dev,
11450                          struct mlx5_flow_dv_dest_array_resource *ref,
11451                          struct mlx5_flow *dev_flow,
11452                          struct rte_flow_error *error)
11453 {
11454         struct mlx5_flow_dv_dest_array_resource *resource;
11455         struct mlx5_priv *priv = dev->data->dev_private;
11456         struct mlx5_list_entry *entry;
11457         struct mlx5_flow_cb_ctx ctx = {
11458                 .dev = dev,
11459                 .error = error,
11460                 .data = ref,
11461         };
11462
11463         entry = mlx5_list_register(priv->sh->dest_array_list, &ctx);
11464         if (!entry)
11465                 return -rte_errno;
11466         resource = container_of(entry, typeof(*resource), entry);
11467         dev_flow->handle->dvh.rix_dest_array = resource->idx;
11468         dev_flow->dv.dest_array_res = resource;
11469         return 0;
11470 }
11471
11472 /**
11473  * Convert Sample action to DV specification.
11474  *
11475  * @param[in] dev
11476  *   Pointer to rte_eth_dev structure.
11477  * @param[in] action
11478  *   Pointer to sample action structure.
11479  * @param[in, out] dev_flow
11480  *   Pointer to the mlx5_flow.
11481  * @param[in] attr
11482  *   Pointer to the flow attributes.
11483  * @param[in, out] num_of_dest
11484  *   Pointer to the num of destination.
11485  * @param[in, out] sample_actions
11486  *   Pointer to sample actions list.
11487  * @param[in, out] res
11488  *   Pointer to sample resource.
11489  * @param[out] error
11490  *   Pointer to the error structure.
11491  *
11492  * @return
11493  *   0 on success, a negative errno value otherwise and rte_errno is set.
11494  */
11495 static int
11496 flow_dv_translate_action_sample(struct rte_eth_dev *dev,
11497                                 const struct rte_flow_action_sample *action,
11498                                 struct mlx5_flow *dev_flow,
11499                                 const struct rte_flow_attr *attr,
11500                                 uint32_t *num_of_dest,
11501                                 void **sample_actions,
11502                                 struct mlx5_flow_dv_sample_resource *res,
11503                                 struct rte_flow_error *error)
11504 {
11505         struct mlx5_priv *priv = dev->data->dev_private;
11506         const struct rte_flow_action *sub_actions;
11507         struct mlx5_flow_sub_actions_list *sample_act;
11508         struct mlx5_flow_sub_actions_idx *sample_idx;
11509         struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
11510         struct rte_flow *flow = dev_flow->flow;
11511         struct mlx5_flow_rss_desc *rss_desc;
11512         uint64_t action_flags = 0;
11513
11514         MLX5_ASSERT(wks);
11515         rss_desc = &wks->rss_desc;
11516         sample_act = &res->sample_act;
11517         sample_idx = &res->sample_idx;
11518         res->ratio = action->ratio;
11519         sub_actions = action->actions;
11520         for (; sub_actions->type != RTE_FLOW_ACTION_TYPE_END; sub_actions++) {
11521                 int type = sub_actions->type;
11522                 uint32_t pre_rix = 0;
11523                 void *pre_r;
11524                 switch (type) {
11525                 case RTE_FLOW_ACTION_TYPE_QUEUE:
11526                 {
11527                         const struct rte_flow_action_queue *queue;
11528                         struct mlx5_hrxq *hrxq;
11529                         uint32_t hrxq_idx;
11530
11531                         queue = sub_actions->conf;
11532                         rss_desc->queue_num = 1;
11533                         rss_desc->queue[0] = queue->index;
11534                         hrxq = flow_dv_hrxq_prepare(dev, dev_flow,
11535                                                     rss_desc, &hrxq_idx);
11536                         if (!hrxq)
11537                                 return rte_flow_error_set
11538                                         (error, rte_errno,
11539                                          RTE_FLOW_ERROR_TYPE_ACTION,
11540                                          NULL,
11541                                          "cannot create fate queue");
11542                         sample_act->dr_queue_action = hrxq->action;
11543                         sample_idx->rix_hrxq = hrxq_idx;
11544                         sample_actions[sample_act->actions_num++] =
11545                                                 hrxq->action;
11546                         (*num_of_dest)++;
11547                         action_flags |= MLX5_FLOW_ACTION_QUEUE;
11548                         if (action_flags & MLX5_FLOW_ACTION_MARK)
11549                                 dev_flow->handle->rix_hrxq = hrxq_idx;
11550                         dev_flow->handle->fate_action =
11551                                         MLX5_FLOW_FATE_QUEUE;
11552                         break;
11553                 }
11554                 case RTE_FLOW_ACTION_TYPE_RSS:
11555                 {
11556                         struct mlx5_hrxq *hrxq;
11557                         uint32_t hrxq_idx;
11558                         const struct rte_flow_action_rss *rss;
11559                         const uint8_t *rss_key;
11560
11561                         rss = sub_actions->conf;
11562                         memcpy(rss_desc->queue, rss->queue,
11563                                rss->queue_num * sizeof(uint16_t));
11564                         rss_desc->queue_num = rss->queue_num;
11565                         /* NULL RSS key indicates default RSS key. */
11566                         rss_key = !rss->key ? rss_hash_default_key : rss->key;
11567                         memcpy(rss_desc->key, rss_key, MLX5_RSS_HASH_KEY_LEN);
11568                         /*
11569                          * rss->level and rss.types should be set in advance
11570                          * when expanding items for RSS.
11571                          */
11572                         flow_dv_hashfields_set(dev_flow, rss_desc);
11573                         hrxq = flow_dv_hrxq_prepare(dev, dev_flow,
11574                                                     rss_desc, &hrxq_idx);
11575                         if (!hrxq)
11576                                 return rte_flow_error_set
11577                                         (error, rte_errno,
11578                                          RTE_FLOW_ERROR_TYPE_ACTION,
11579                                          NULL,
11580                                          "cannot create fate queue");
11581                         sample_act->dr_queue_action = hrxq->action;
11582                         sample_idx->rix_hrxq = hrxq_idx;
11583                         sample_actions[sample_act->actions_num++] =
11584                                                 hrxq->action;
11585                         (*num_of_dest)++;
11586                         action_flags |= MLX5_FLOW_ACTION_RSS;
11587                         if (action_flags & MLX5_FLOW_ACTION_MARK)
11588                                 dev_flow->handle->rix_hrxq = hrxq_idx;
11589                         dev_flow->handle->fate_action =
11590                                         MLX5_FLOW_FATE_QUEUE;
11591                         break;
11592                 }
11593                 case RTE_FLOW_ACTION_TYPE_MARK:
11594                 {
11595                         uint32_t tag_be = mlx5_flow_mark_set
11596                                 (((const struct rte_flow_action_mark *)
11597                                 (sub_actions->conf))->id);
11598
11599                         dev_flow->handle->mark = 1;
11600                         pre_rix = dev_flow->handle->dvh.rix_tag;
11601                         /* Save the mark resource before sample */
11602                         pre_r = dev_flow->dv.tag_resource;
11603                         if (flow_dv_tag_resource_register(dev, tag_be,
11604                                                   dev_flow, error))
11605                                 return -rte_errno;
11606                         MLX5_ASSERT(dev_flow->dv.tag_resource);
11607                         sample_act->dr_tag_action =
11608                                 dev_flow->dv.tag_resource->action;
11609                         sample_idx->rix_tag =
11610                                 dev_flow->handle->dvh.rix_tag;
11611                         sample_actions[sample_act->actions_num++] =
11612                                                 sample_act->dr_tag_action;
11613                         /* Recover the mark resource after sample */
11614                         dev_flow->dv.tag_resource = pre_r;
11615                         dev_flow->handle->dvh.rix_tag = pre_rix;
11616                         action_flags |= MLX5_FLOW_ACTION_MARK;
11617                         break;
11618                 }
11619                 case RTE_FLOW_ACTION_TYPE_COUNT:
11620                 {
11621                         if (!flow->counter) {
11622                                 flow->counter =
11623                                         flow_dv_translate_create_counter(dev,
11624                                                 dev_flow, sub_actions->conf,
11625                                                 0);
11626                                 if (!flow->counter)
11627                                         return rte_flow_error_set
11628                                                 (error, rte_errno,
11629                                                 RTE_FLOW_ERROR_TYPE_ACTION,
11630                                                 NULL,
11631                                                 "cannot create counter"
11632                                                 " object.");
11633                         }
11634                         sample_act->dr_cnt_action =
11635                                   (flow_dv_counter_get_by_idx(dev,
11636                                   flow->counter, NULL))->action;
11637                         sample_actions[sample_act->actions_num++] =
11638                                                 sample_act->dr_cnt_action;
11639                         action_flags |= MLX5_FLOW_ACTION_COUNT;
11640                         break;
11641                 }
11642                 case RTE_FLOW_ACTION_TYPE_PORT_ID:
11643                 {
11644                         struct mlx5_flow_dv_port_id_action_resource
11645                                         port_id_resource;
11646                         uint32_t port_id = 0;
11647
11648                         memset(&port_id_resource, 0, sizeof(port_id_resource));
11649                         /* Save the port id resource before sample */
11650                         pre_rix = dev_flow->handle->rix_port_id_action;
11651                         pre_r = dev_flow->dv.port_id_action;
11652                         if (flow_dv_translate_action_port_id(dev, sub_actions,
11653                                                              &port_id, error))
11654                                 return -rte_errno;
11655                         port_id_resource.port_id = port_id;
11656                         if (flow_dv_port_id_action_resource_register
11657                             (dev, &port_id_resource, dev_flow, error))
11658                                 return -rte_errno;
11659                         sample_act->dr_port_id_action =
11660                                 dev_flow->dv.port_id_action->action;
11661                         sample_idx->rix_port_id_action =
11662                                 dev_flow->handle->rix_port_id_action;
11663                         sample_actions[sample_act->actions_num++] =
11664                                                 sample_act->dr_port_id_action;
11665                         /* Recover the port id resource after sample */
11666                         dev_flow->dv.port_id_action = pre_r;
11667                         dev_flow->handle->rix_port_id_action = pre_rix;
11668                         (*num_of_dest)++;
11669                         action_flags |= MLX5_FLOW_ACTION_PORT_ID;
11670                         break;
11671                 }
11672                 case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
11673                 case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
11674                 case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
11675                         /* Save the encap resource before sample */
11676                         pre_rix = dev_flow->handle->dvh.rix_encap_decap;
11677                         pre_r = dev_flow->dv.encap_decap;
11678                         if (flow_dv_create_action_l2_encap(dev, sub_actions,
11679                                                            dev_flow,
11680                                                            attr->transfer,
11681                                                            error))
11682                                 return -rte_errno;
11683                         sample_act->dr_encap_action =
11684                                 dev_flow->dv.encap_decap->action;
11685                         sample_idx->rix_encap_decap =
11686                                 dev_flow->handle->dvh.rix_encap_decap;
11687                         sample_actions[sample_act->actions_num++] =
11688                                                 sample_act->dr_encap_action;
11689                         /* Recover the encap resource after sample */
11690                         dev_flow->dv.encap_decap = pre_r;
11691                         dev_flow->handle->dvh.rix_encap_decap = pre_rix;
11692                         action_flags |= MLX5_FLOW_ACTION_ENCAP;
11693                         break;
11694                 default:
11695                         return rte_flow_error_set(error, EINVAL,
11696                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
11697                                 NULL,
11698                                 "Not support for sampler action");
11699                 }
11700         }
11701         sample_act->action_flags = action_flags;
11702         res->ft_id = dev_flow->dv.group;
11703         if (attr->transfer) {
11704                 union {
11705                         uint32_t action_in[MLX5_ST_SZ_DW(set_action_in)];
11706                         uint64_t set_action;
11707                 } action_ctx = { .set_action = 0 };
11708
11709                 res->ft_type = MLX5DV_FLOW_TABLE_TYPE_FDB;
11710                 MLX5_SET(set_action_in, action_ctx.action_in, action_type,
11711                          MLX5_MODIFICATION_TYPE_SET);
11712                 MLX5_SET(set_action_in, action_ctx.action_in, field,
11713                          MLX5_MODI_META_REG_C_0);
11714                 MLX5_SET(set_action_in, action_ctx.action_in, data,
11715                          priv->vport_meta_tag);
11716                 res->set_action = action_ctx.set_action;
11717         } else if (attr->ingress) {
11718                 res->ft_type = MLX5DV_FLOW_TABLE_TYPE_NIC_RX;
11719         } else {
11720                 res->ft_type = MLX5DV_FLOW_TABLE_TYPE_NIC_TX;
11721         }
11722         return 0;
11723 }
11724
11725 /**
11726  * Convert Sample action to DV specification.
11727  *
11728  * @param[in] dev
11729  *   Pointer to rte_eth_dev structure.
11730  * @param[in, out] dev_flow
11731  *   Pointer to the mlx5_flow.
11732  * @param[in] num_of_dest
11733  *   The num of destination.
11734  * @param[in, out] res
11735  *   Pointer to sample resource.
11736  * @param[in, out] mdest_res
11737  *   Pointer to destination array resource.
11738  * @param[in] sample_actions
11739  *   Pointer to sample path actions list.
11740  * @param[in] action_flags
11741  *   Holds the actions detected until now.
11742  * @param[out] error
11743  *   Pointer to the error structure.
11744  *
11745  * @return
11746  *   0 on success, a negative errno value otherwise and rte_errno is set.
11747  */
11748 static int
11749 flow_dv_create_action_sample(struct rte_eth_dev *dev,
11750                              struct mlx5_flow *dev_flow,
11751                              uint32_t num_of_dest,
11752                              struct mlx5_flow_dv_sample_resource *res,
11753                              struct mlx5_flow_dv_dest_array_resource *mdest_res,
11754                              void **sample_actions,
11755                              uint64_t action_flags,
11756                              struct rte_flow_error *error)
11757 {
11758         /* update normal path action resource into last index of array */
11759         uint32_t dest_index = MLX5_MAX_DEST_NUM - 1;
11760         struct mlx5_flow_sub_actions_list *sample_act =
11761                                         &mdest_res->sample_act[dest_index];
11762         struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
11763         struct mlx5_flow_rss_desc *rss_desc;
11764         uint32_t normal_idx = 0;
11765         struct mlx5_hrxq *hrxq;
11766         uint32_t hrxq_idx;
11767
11768         MLX5_ASSERT(wks);
11769         rss_desc = &wks->rss_desc;
11770         if (num_of_dest > 1) {
11771                 if (sample_act->action_flags & MLX5_FLOW_ACTION_QUEUE) {
11772                         /* Handle QP action for mirroring */
11773                         hrxq = flow_dv_hrxq_prepare(dev, dev_flow,
11774                                                     rss_desc, &hrxq_idx);
11775                         if (!hrxq)
11776                                 return rte_flow_error_set
11777                                      (error, rte_errno,
11778                                       RTE_FLOW_ERROR_TYPE_ACTION,
11779                                       NULL,
11780                                       "cannot create rx queue");
11781                         normal_idx++;
11782                         mdest_res->sample_idx[dest_index].rix_hrxq = hrxq_idx;
11783                         sample_act->dr_queue_action = hrxq->action;
11784                         if (action_flags & MLX5_FLOW_ACTION_MARK)
11785                                 dev_flow->handle->rix_hrxq = hrxq_idx;
11786                         dev_flow->handle->fate_action = MLX5_FLOW_FATE_QUEUE;
11787                 }
11788                 if (sample_act->action_flags & MLX5_FLOW_ACTION_ENCAP) {
11789                         normal_idx++;
11790                         mdest_res->sample_idx[dest_index].rix_encap_decap =
11791                                 dev_flow->handle->dvh.rix_encap_decap;
11792                         sample_act->dr_encap_action =
11793                                 dev_flow->dv.encap_decap->action;
11794                         dev_flow->handle->dvh.rix_encap_decap = 0;
11795                 }
11796                 if (sample_act->action_flags & MLX5_FLOW_ACTION_PORT_ID) {
11797                         normal_idx++;
11798                         mdest_res->sample_idx[dest_index].rix_port_id_action =
11799                                 dev_flow->handle->rix_port_id_action;
11800                         sample_act->dr_port_id_action =
11801                                 dev_flow->dv.port_id_action->action;
11802                         dev_flow->handle->rix_port_id_action = 0;
11803                 }
11804                 if (sample_act->action_flags & MLX5_FLOW_ACTION_JUMP) {
11805                         normal_idx++;
11806                         mdest_res->sample_idx[dest_index].rix_jump =
11807                                 dev_flow->handle->rix_jump;
11808                         sample_act->dr_jump_action =
11809                                 dev_flow->dv.jump->action;
11810                         dev_flow->handle->rix_jump = 0;
11811                 }
11812                 sample_act->actions_num = normal_idx;
11813                 /* update sample action resource into first index of array */
11814                 mdest_res->ft_type = res->ft_type;
11815                 memcpy(&mdest_res->sample_idx[0], &res->sample_idx,
11816                                 sizeof(struct mlx5_flow_sub_actions_idx));
11817                 memcpy(&mdest_res->sample_act[0], &res->sample_act,
11818                                 sizeof(struct mlx5_flow_sub_actions_list));
11819                 mdest_res->num_of_dest = num_of_dest;
11820                 if (flow_dv_dest_array_resource_register(dev, mdest_res,
11821                                                          dev_flow, error))
11822                         return rte_flow_error_set(error, EINVAL,
11823                                                   RTE_FLOW_ERROR_TYPE_ACTION,
11824                                                   NULL, "can't create sample "
11825                                                   "action");
11826         } else {
11827                 res->sub_actions = sample_actions;
11828                 if (flow_dv_sample_resource_register(dev, res, dev_flow, error))
11829                         return rte_flow_error_set(error, EINVAL,
11830                                                   RTE_FLOW_ERROR_TYPE_ACTION,
11831                                                   NULL,
11832                                                   "can't create sample action");
11833         }
11834         return 0;
11835 }
11836
11837 /**
11838  * Remove an ASO age action from age actions list.
11839  *
11840  * @param[in] dev
11841  *   Pointer to the Ethernet device structure.
11842  * @param[in] age
11843  *   Pointer to the aso age action handler.
11844  */
11845 static void
11846 flow_dv_aso_age_remove_from_age(struct rte_eth_dev *dev,
11847                                 struct mlx5_aso_age_action *age)
11848 {
11849         struct mlx5_age_info *age_info;
11850         struct mlx5_age_param *age_param = &age->age_params;
11851         struct mlx5_priv *priv = dev->data->dev_private;
11852         uint16_t expected = AGE_CANDIDATE;
11853
11854         age_info = GET_PORT_AGE_INFO(priv);
11855         if (!__atomic_compare_exchange_n(&age_param->state, &expected,
11856                                          AGE_FREE, false, __ATOMIC_RELAXED,
11857                                          __ATOMIC_RELAXED)) {
11858                 /**
11859                  * We need the lock even it is age timeout,
11860                  * since age action may still in process.
11861                  */
11862                 rte_spinlock_lock(&age_info->aged_sl);
11863                 LIST_REMOVE(age, next);
11864                 rte_spinlock_unlock(&age_info->aged_sl);
11865                 __atomic_store_n(&age_param->state, AGE_FREE, __ATOMIC_RELAXED);
11866         }
11867 }
11868
11869 /**
11870  * Release an ASO age action.
11871  *
11872  * @param[in] dev
11873  *   Pointer to the Ethernet device structure.
11874  * @param[in] age_idx
11875  *   Index of ASO age action to release.
11876  * @param[in] flow
11877  *   True if the release operation is during flow destroy operation.
11878  *   False if the release operation is during action destroy operation.
11879  *
11880  * @return
11881  *   0 when age action was removed, otherwise the number of references.
11882  */
11883 static int
11884 flow_dv_aso_age_release(struct rte_eth_dev *dev, uint32_t age_idx)
11885 {
11886         struct mlx5_priv *priv = dev->data->dev_private;
11887         struct mlx5_aso_age_mng *mng = priv->sh->aso_age_mng;
11888         struct mlx5_aso_age_action *age = flow_aso_age_get_by_idx(dev, age_idx);
11889         uint32_t ret = __atomic_sub_fetch(&age->refcnt, 1, __ATOMIC_RELAXED);
11890
11891         if (!ret) {
11892                 flow_dv_aso_age_remove_from_age(dev, age);
11893                 rte_spinlock_lock(&mng->free_sl);
11894                 LIST_INSERT_HEAD(&mng->free, age, next);
11895                 rte_spinlock_unlock(&mng->free_sl);
11896         }
11897         return ret;
11898 }
11899
11900 /**
11901  * Resize the ASO age pools array by MLX5_CNT_CONTAINER_RESIZE pools.
11902  *
11903  * @param[in] dev
11904  *   Pointer to the Ethernet device structure.
11905  *
11906  * @return
11907  *   0 on success, otherwise negative errno value and rte_errno is set.
11908  */
11909 static int
11910 flow_dv_aso_age_pools_resize(struct rte_eth_dev *dev)
11911 {
11912         struct mlx5_priv *priv = dev->data->dev_private;
11913         struct mlx5_aso_age_mng *mng = priv->sh->aso_age_mng;
11914         void *old_pools = mng->pools;
11915         uint32_t resize = mng->n + MLX5_CNT_CONTAINER_RESIZE;
11916         uint32_t mem_size = sizeof(struct mlx5_aso_age_pool *) * resize;
11917         void *pools = mlx5_malloc(MLX5_MEM_ZERO, mem_size, 0, SOCKET_ID_ANY);
11918
11919         if (!pools) {
11920                 rte_errno = ENOMEM;
11921                 return -ENOMEM;
11922         }
11923         if (old_pools) {
11924                 memcpy(pools, old_pools,
11925                        mng->n * sizeof(struct mlx5_flow_counter_pool *));
11926                 mlx5_free(old_pools);
11927         } else {
11928                 /* First ASO flow hit allocation - starting ASO data-path. */
11929                 int ret = mlx5_aso_flow_hit_queue_poll_start(priv->sh);
11930
11931                 if (ret) {
11932                         mlx5_free(pools);
11933                         return ret;
11934                 }
11935         }
11936         mng->n = resize;
11937         mng->pools = pools;
11938         return 0;
11939 }
11940
11941 /**
11942  * Create and initialize a new ASO aging pool.
11943  *
11944  * @param[in] dev
11945  *   Pointer to the Ethernet device structure.
11946  * @param[out] age_free
11947  *   Where to put the pointer of a new age action.
11948  *
11949  * @return
11950  *   The age actions pool pointer and @p age_free is set on success,
11951  *   NULL otherwise and rte_errno is set.
11952  */
11953 static struct mlx5_aso_age_pool *
11954 flow_dv_age_pool_create(struct rte_eth_dev *dev,
11955                         struct mlx5_aso_age_action **age_free)
11956 {
11957         struct mlx5_priv *priv = dev->data->dev_private;
11958         struct mlx5_aso_age_mng *mng = priv->sh->aso_age_mng;
11959         struct mlx5_aso_age_pool *pool = NULL;
11960         struct mlx5_devx_obj *obj = NULL;
11961         uint32_t i;
11962
11963         obj = mlx5_devx_cmd_create_flow_hit_aso_obj(priv->sh->ctx,
11964                                                     priv->sh->pdn);
11965         if (!obj) {
11966                 rte_errno = ENODATA;
11967                 DRV_LOG(ERR, "Failed to create flow_hit_aso_obj using DevX.");
11968                 return NULL;
11969         }
11970         pool = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*pool), 0, SOCKET_ID_ANY);
11971         if (!pool) {
11972                 claim_zero(mlx5_devx_cmd_destroy(obj));
11973                 rte_errno = ENOMEM;
11974                 return NULL;
11975         }
11976         pool->flow_hit_aso_obj = obj;
11977         pool->time_of_last_age_check = MLX5_CURR_TIME_SEC;
11978         rte_spinlock_lock(&mng->resize_sl);
11979         pool->index = mng->next;
11980         /* Resize pools array if there is no room for the new pool in it. */
11981         if (pool->index == mng->n && flow_dv_aso_age_pools_resize(dev)) {
11982                 claim_zero(mlx5_devx_cmd_destroy(obj));
11983                 mlx5_free(pool);
11984                 rte_spinlock_unlock(&mng->resize_sl);
11985                 return NULL;
11986         }
11987         mng->pools[pool->index] = pool;
11988         mng->next++;
11989         rte_spinlock_unlock(&mng->resize_sl);
11990         /* Assign the first action in the new pool, the rest go to free list. */
11991         *age_free = &pool->actions[0];
11992         for (i = 1; i < MLX5_ASO_AGE_ACTIONS_PER_POOL; i++) {
11993                 pool->actions[i].offset = i;
11994                 LIST_INSERT_HEAD(&mng->free, &pool->actions[i], next);
11995         }
11996         return pool;
11997 }
11998
11999 /**
12000  * Allocate a ASO aging bit.
12001  *
12002  * @param[in] dev
12003  *   Pointer to the Ethernet device structure.
12004  * @param[out] error
12005  *   Pointer to the error structure.
12006  *
12007  * @return
12008  *   Index to ASO age action on success, 0 otherwise and rte_errno is set.
12009  */
12010 static uint32_t
12011 flow_dv_aso_age_alloc(struct rte_eth_dev *dev, struct rte_flow_error *error)
12012 {
12013         struct mlx5_priv *priv = dev->data->dev_private;
12014         const struct mlx5_aso_age_pool *pool;
12015         struct mlx5_aso_age_action *age_free = NULL;
12016         struct mlx5_aso_age_mng *mng = priv->sh->aso_age_mng;
12017
12018         MLX5_ASSERT(mng);
12019         /* Try to get the next free age action bit. */
12020         rte_spinlock_lock(&mng->free_sl);
12021         age_free = LIST_FIRST(&mng->free);
12022         if (age_free) {
12023                 LIST_REMOVE(age_free, next);
12024         } else if (!flow_dv_age_pool_create(dev, &age_free)) {
12025                 rte_spinlock_unlock(&mng->free_sl);
12026                 rte_flow_error_set(error, rte_errno, RTE_FLOW_ERROR_TYPE_ACTION,
12027                                    NULL, "failed to create ASO age pool");
12028                 return 0; /* 0 is an error. */
12029         }
12030         rte_spinlock_unlock(&mng->free_sl);
12031         pool = container_of
12032           ((const struct mlx5_aso_age_action (*)[MLX5_ASO_AGE_ACTIONS_PER_POOL])
12033                   (age_free - age_free->offset), const struct mlx5_aso_age_pool,
12034                                                                        actions);
12035         if (!age_free->dr_action) {
12036                 int reg_c = mlx5_flow_get_reg_id(dev, MLX5_ASO_FLOW_HIT, 0,
12037                                                  error);
12038
12039                 if (reg_c < 0) {
12040                         rte_flow_error_set(error, rte_errno,
12041                                            RTE_FLOW_ERROR_TYPE_ACTION,
12042                                            NULL, "failed to get reg_c "
12043                                            "for ASO flow hit");
12044                         return 0; /* 0 is an error. */
12045                 }
12046 #ifdef HAVE_MLX5_DR_CREATE_ACTION_ASO
12047                 age_free->dr_action = mlx5_glue->dv_create_flow_action_aso
12048                                 (priv->sh->rx_domain,
12049                                  pool->flow_hit_aso_obj->obj, age_free->offset,
12050                                  MLX5DV_DR_ACTION_FLAGS_ASO_FIRST_HIT_SET,
12051                                  (reg_c - REG_C_0));
12052 #endif /* HAVE_MLX5_DR_CREATE_ACTION_ASO */
12053                 if (!age_free->dr_action) {
12054                         rte_errno = errno;
12055                         rte_spinlock_lock(&mng->free_sl);
12056                         LIST_INSERT_HEAD(&mng->free, age_free, next);
12057                         rte_spinlock_unlock(&mng->free_sl);
12058                         rte_flow_error_set(error, rte_errno,
12059                                            RTE_FLOW_ERROR_TYPE_ACTION,
12060                                            NULL, "failed to create ASO "
12061                                            "flow hit action");
12062                         return 0; /* 0 is an error. */
12063                 }
12064         }
12065         __atomic_store_n(&age_free->refcnt, 1, __ATOMIC_RELAXED);
12066         return pool->index | ((age_free->offset + 1) << 16);
12067 }
12068
12069 /**
12070  * Initialize flow ASO age parameters.
12071  *
12072  * @param[in] dev
12073  *   Pointer to rte_eth_dev structure.
12074  * @param[in] age_idx
12075  *   Index of ASO age action.
12076  * @param[in] context
12077  *   Pointer to flow counter age context.
12078  * @param[in] timeout
12079  *   Aging timeout in seconds.
12080  *
12081  */
12082 static void
12083 flow_dv_aso_age_params_init(struct rte_eth_dev *dev,
12084                             uint32_t age_idx,
12085                             void *context,
12086                             uint32_t timeout)
12087 {
12088         struct mlx5_aso_age_action *aso_age;
12089
12090         aso_age = flow_aso_age_get_by_idx(dev, age_idx);
12091         MLX5_ASSERT(aso_age);
12092         aso_age->age_params.context = context;
12093         aso_age->age_params.timeout = timeout;
12094         aso_age->age_params.port_id = dev->data->port_id;
12095         __atomic_store_n(&aso_age->age_params.sec_since_last_hit, 0,
12096                          __ATOMIC_RELAXED);
12097         __atomic_store_n(&aso_age->age_params.state, AGE_CANDIDATE,
12098                          __ATOMIC_RELAXED);
12099 }
12100
12101 static void
12102 flow_dv_translate_integrity_l4(const struct rte_flow_item_integrity *mask,
12103                                const struct rte_flow_item_integrity *value,
12104                                void *headers_m, void *headers_v)
12105 {
12106         if (mask->l4_ok) {
12107                 /* application l4_ok filter aggregates all hardware l4 filters
12108                  * therefore hw l4_checksum_ok must be implicitly added here.
12109                  */
12110                 struct rte_flow_item_integrity local_item;
12111
12112                 local_item.l4_csum_ok = 1;
12113                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, l4_checksum_ok,
12114                          local_item.l4_csum_ok);
12115                 if (value->l4_ok) {
12116                         /* application l4_ok = 1 matches sets both hw flags
12117                          * l4_ok and l4_checksum_ok flags to 1.
12118                          */
12119                         MLX5_SET(fte_match_set_lyr_2_4, headers_v,
12120                                  l4_checksum_ok, local_item.l4_csum_ok);
12121                         MLX5_SET(fte_match_set_lyr_2_4, headers_m, l4_ok,
12122                                  mask->l4_ok);
12123                         MLX5_SET(fte_match_set_lyr_2_4, headers_v, l4_ok,
12124                                  value->l4_ok);
12125                 } else {
12126                         /* application l4_ok = 0 matches on hw flag
12127                          * l4_checksum_ok = 0 only.
12128                          */
12129                         MLX5_SET(fte_match_set_lyr_2_4, headers_v,
12130                                  l4_checksum_ok, 0);
12131                 }
12132         } else if (mask->l4_csum_ok) {
12133                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, l4_checksum_ok,
12134                          mask->l4_csum_ok);
12135                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, l4_checksum_ok,
12136                          value->l4_csum_ok);
12137         }
12138 }
12139
12140 static void
12141 flow_dv_translate_integrity_l3(const struct rte_flow_item_integrity *mask,
12142                                const struct rte_flow_item_integrity *value,
12143                                void *headers_m, void *headers_v,
12144                                bool is_ipv4)
12145 {
12146         if (mask->l3_ok) {
12147                 /* application l3_ok filter aggregates all hardware l3 filters
12148                  * therefore hw ipv4_checksum_ok must be implicitly added here.
12149                  */
12150                 struct rte_flow_item_integrity local_item;
12151
12152                 local_item.ipv4_csum_ok = !!is_ipv4;
12153                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, ipv4_checksum_ok,
12154                          local_item.ipv4_csum_ok);
12155                 if (value->l3_ok) {
12156                         MLX5_SET(fte_match_set_lyr_2_4, headers_v,
12157                                  ipv4_checksum_ok, local_item.ipv4_csum_ok);
12158                         MLX5_SET(fte_match_set_lyr_2_4, headers_m, l3_ok,
12159                                  mask->l3_ok);
12160                         MLX5_SET(fte_match_set_lyr_2_4, headers_v, l3_ok,
12161                                  value->l3_ok);
12162                 } else {
12163                         MLX5_SET(fte_match_set_lyr_2_4, headers_v,
12164                                  ipv4_checksum_ok, 0);
12165                 }
12166         } else if (mask->ipv4_csum_ok) {
12167                 MLX5_SET(fte_match_set_lyr_2_4, headers_m, ipv4_checksum_ok,
12168                          mask->ipv4_csum_ok);
12169                 MLX5_SET(fte_match_set_lyr_2_4, headers_v, ipv4_checksum_ok,
12170                          value->ipv4_csum_ok);
12171         }
12172 }
12173
12174 static void
12175 flow_dv_translate_item_integrity(void *matcher, void *key,
12176                                  const struct rte_flow_item *head_item,
12177                                  const struct rte_flow_item *integrity_item)
12178 {
12179         const struct rte_flow_item_integrity *mask = integrity_item->mask;
12180         const struct rte_flow_item_integrity *value = integrity_item->spec;
12181         const struct rte_flow_item *tunnel_item, *end_item, *item;
12182         void *headers_m;
12183         void *headers_v;
12184         uint32_t l3_protocol;
12185
12186         if (!value)
12187                 return;
12188         if (!mask)
12189                 mask = &rte_flow_item_integrity_mask;
12190         if (value->level > 1) {
12191                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
12192                                          inner_headers);
12193                 headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
12194         } else {
12195                 headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
12196                                          outer_headers);
12197                 headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
12198         }
12199         tunnel_item = mlx5_flow_find_tunnel_item(head_item);
12200         if (value->level > 1) {
12201                 /* tunnel item was verified during the item validation */
12202                 item = tunnel_item;
12203                 end_item = mlx5_find_end_item(tunnel_item);
12204         } else {
12205                 item = head_item;
12206                 end_item = tunnel_item ? tunnel_item :
12207                            mlx5_find_end_item(integrity_item);
12208         }
12209         l3_protocol = mask->l3_ok ?
12210                       mlx5_flow_locate_proto_l3(&item, end_item) : 0;
12211         flow_dv_translate_integrity_l3(mask, value, headers_m, headers_v,
12212                                        l3_protocol == RTE_ETHER_TYPE_IPV4);
12213         flow_dv_translate_integrity_l4(mask, value, headers_m, headers_v);
12214 }
12215
12216 /**
12217  * Prepares DV flow counter with aging configuration.
12218  * Gets it by index when exists, creates a new one when doesn't.
12219  *
12220  * @param[in] dev
12221  *   Pointer to rte_eth_dev structure.
12222  * @param[in] dev_flow
12223  *   Pointer to the mlx5_flow.
12224  * @param[in, out] flow
12225  *   Pointer to the sub flow.
12226  * @param[in] count
12227  *   Pointer to the counter action configuration.
12228  * @param[in] age
12229  *   Pointer to the aging action configuration.
12230  * @param[out] error
12231  *   Pointer to the error structure.
12232  *
12233  * @return
12234  *   Pointer to the counter, NULL otherwise.
12235  */
12236 static struct mlx5_flow_counter *
12237 flow_dv_prepare_counter(struct rte_eth_dev *dev,
12238                         struct mlx5_flow *dev_flow,
12239                         struct rte_flow *flow,
12240                         const struct rte_flow_action_count *count,
12241                         const struct rte_flow_action_age *age,
12242                         struct rte_flow_error *error)
12243 {
12244         if (!flow->counter) {
12245                 flow->counter = flow_dv_translate_create_counter(dev, dev_flow,
12246                                                                  count, age);
12247                 if (!flow->counter) {
12248                         rte_flow_error_set(error, rte_errno,
12249                                            RTE_FLOW_ERROR_TYPE_ACTION, NULL,
12250                                            "cannot create counter object.");
12251                         return NULL;
12252                 }
12253         }
12254         return flow_dv_counter_get_by_idx(dev, flow->counter, NULL);
12255 }
12256
12257 /*
12258  * Release an ASO CT action by its own device.
12259  *
12260  * @param[in] dev
12261  *   Pointer to the Ethernet device structure.
12262  * @param[in] idx
12263  *   Index of ASO CT action to release.
12264  *
12265  * @return
12266  *   0 when CT action was removed, otherwise the number of references.
12267  */
12268 static inline int
12269 flow_dv_aso_ct_dev_release(struct rte_eth_dev *dev, uint32_t idx)
12270 {
12271         struct mlx5_priv *priv = dev->data->dev_private;
12272         struct mlx5_aso_ct_pools_mng *mng = priv->sh->ct_mng;
12273         uint32_t ret;
12274         struct mlx5_aso_ct_action *ct = flow_aso_ct_get_by_dev_idx(dev, idx);
12275         enum mlx5_aso_ct_state state =
12276                         __atomic_load_n(&ct->state, __ATOMIC_RELAXED);
12277
12278         /* Cannot release when CT is in the ASO SQ. */
12279         if (state == ASO_CONNTRACK_WAIT || state == ASO_CONNTRACK_QUERY)
12280                 return -1;
12281         ret = __atomic_sub_fetch(&ct->refcnt, 1, __ATOMIC_RELAXED);
12282         if (!ret) {
12283                 if (ct->dr_action_orig) {
12284 #ifdef HAVE_MLX5_DR_ACTION_ASO_CT
12285                         claim_zero(mlx5_glue->destroy_flow_action
12286                                         (ct->dr_action_orig));
12287 #endif
12288                         ct->dr_action_orig = NULL;
12289                 }
12290                 if (ct->dr_action_rply) {
12291 #ifdef HAVE_MLX5_DR_ACTION_ASO_CT
12292                         claim_zero(mlx5_glue->destroy_flow_action
12293                                         (ct->dr_action_rply));
12294 #endif
12295                         ct->dr_action_rply = NULL;
12296                 }
12297                 /* Clear the state to free, no need in 1st allocation. */
12298                 MLX5_ASO_CT_UPDATE_STATE(ct, ASO_CONNTRACK_FREE);
12299                 rte_spinlock_lock(&mng->ct_sl);
12300                 LIST_INSERT_HEAD(&mng->free_cts, ct, next);
12301                 rte_spinlock_unlock(&mng->ct_sl);
12302         }
12303         return (int)ret;
12304 }
12305
12306 static inline int
12307 flow_dv_aso_ct_release(struct rte_eth_dev *dev, uint32_t own_idx,
12308                        struct rte_flow_error *error)
12309 {
12310         uint16_t owner = (uint16_t)MLX5_INDIRECT_ACT_CT_GET_OWNER(own_idx);
12311         uint32_t idx = MLX5_INDIRECT_ACT_CT_GET_IDX(own_idx);
12312         struct rte_eth_dev *owndev = &rte_eth_devices[owner];
12313         int ret;
12314
12315         MLX5_ASSERT(owner < RTE_MAX_ETHPORTS);
12316         if (dev->data->dev_started != 1)
12317                 return rte_flow_error_set(error, EAGAIN,
12318                                           RTE_FLOW_ERROR_TYPE_ACTION,
12319                                           NULL,
12320                                           "Indirect CT action cannot be destroyed when the port is stopped");
12321         ret = flow_dv_aso_ct_dev_release(owndev, idx);
12322         if (ret < 0)
12323                 return rte_flow_error_set(error, EAGAIN,
12324                                           RTE_FLOW_ERROR_TYPE_ACTION,
12325                                           NULL,
12326                                           "Current state prevents indirect CT action from being destroyed");
12327         return ret;
12328 }
12329
12330 /*
12331  * Resize the ASO CT pools array by 64 pools.
12332  *
12333  * @param[in] dev
12334  *   Pointer to the Ethernet device structure.
12335  *
12336  * @return
12337  *   0 on success, otherwise negative errno value and rte_errno is set.
12338  */
12339 static int
12340 flow_dv_aso_ct_pools_resize(struct rte_eth_dev *dev)
12341 {
12342         struct mlx5_priv *priv = dev->data->dev_private;
12343         struct mlx5_aso_ct_pools_mng *mng = priv->sh->ct_mng;
12344         void *old_pools = mng->pools;
12345         /* Magic number now, need a macro. */
12346         uint32_t resize = mng->n + 64;
12347         uint32_t mem_size = sizeof(struct mlx5_aso_ct_pool *) * resize;
12348         void *pools = mlx5_malloc(MLX5_MEM_ZERO, mem_size, 0, SOCKET_ID_ANY);
12349
12350         if (!pools) {
12351                 rte_errno = ENOMEM;
12352                 return -rte_errno;
12353         }
12354         rte_rwlock_write_lock(&mng->resize_rwl);
12355         /* ASO SQ/QP was already initialized in the startup. */
12356         if (old_pools) {
12357                 /* Realloc could be an alternative choice. */
12358                 rte_memcpy(pools, old_pools,
12359                            mng->n * sizeof(struct mlx5_aso_ct_pool *));
12360                 mlx5_free(old_pools);
12361         }
12362         mng->n = resize;
12363         mng->pools = pools;
12364         rte_rwlock_write_unlock(&mng->resize_rwl);
12365         return 0;
12366 }
12367
12368 /*
12369  * Create and initialize a new ASO CT pool.
12370  *
12371  * @param[in] dev
12372  *   Pointer to the Ethernet device structure.
12373  * @param[out] ct_free
12374  *   Where to put the pointer of a new CT action.
12375  *
12376  * @return
12377  *   The CT actions pool pointer and @p ct_free is set on success,
12378  *   NULL otherwise and rte_errno is set.
12379  */
12380 static struct mlx5_aso_ct_pool *
12381 flow_dv_ct_pool_create(struct rte_eth_dev *dev,
12382                        struct mlx5_aso_ct_action **ct_free)
12383 {
12384         struct mlx5_priv *priv = dev->data->dev_private;
12385         struct mlx5_aso_ct_pools_mng *mng = priv->sh->ct_mng;
12386         struct mlx5_aso_ct_pool *pool = NULL;
12387         struct mlx5_devx_obj *obj = NULL;
12388         uint32_t i;
12389         uint32_t log_obj_size = rte_log2_u32(MLX5_ASO_CT_ACTIONS_PER_POOL);
12390
12391         obj = mlx5_devx_cmd_create_conn_track_offload_obj(priv->sh->ctx,
12392                                                 priv->sh->pdn, log_obj_size);
12393         if (!obj) {
12394                 rte_errno = ENODATA;
12395                 DRV_LOG(ERR, "Failed to create conn_track_offload_obj using DevX.");
12396                 return NULL;
12397         }
12398         pool = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*pool), 0, SOCKET_ID_ANY);
12399         if (!pool) {
12400                 rte_errno = ENOMEM;
12401                 claim_zero(mlx5_devx_cmd_destroy(obj));
12402                 return NULL;
12403         }
12404         pool->devx_obj = obj;
12405         pool->index = mng->next;
12406         /* Resize pools array if there is no room for the new pool in it. */
12407         if (pool->index == mng->n && flow_dv_aso_ct_pools_resize(dev)) {
12408                 claim_zero(mlx5_devx_cmd_destroy(obj));
12409                 mlx5_free(pool);
12410                 return NULL;
12411         }
12412         mng->pools[pool->index] = pool;
12413         mng->next++;
12414         /* Assign the first action in the new pool, the rest go to free list. */
12415         *ct_free = &pool->actions[0];
12416         /* Lock outside, the list operation is safe here. */
12417         for (i = 1; i < MLX5_ASO_CT_ACTIONS_PER_POOL; i++) {
12418                 /* refcnt is 0 when allocating the memory. */
12419                 pool->actions[i].offset = i;
12420                 LIST_INSERT_HEAD(&mng->free_cts, &pool->actions[i], next);
12421         }
12422         return pool;
12423 }
12424
12425 /*
12426  * Allocate a ASO CT action from free list.
12427  *
12428  * @param[in] dev
12429  *   Pointer to the Ethernet device structure.
12430  * @param[out] error
12431  *   Pointer to the error structure.
12432  *
12433  * @return
12434  *   Index to ASO CT action on success, 0 otherwise and rte_errno is set.
12435  */
12436 static uint32_t
12437 flow_dv_aso_ct_alloc(struct rte_eth_dev *dev, struct rte_flow_error *error)
12438 {
12439         struct mlx5_priv *priv = dev->data->dev_private;
12440         struct mlx5_aso_ct_pools_mng *mng = priv->sh->ct_mng;
12441         struct mlx5_aso_ct_action *ct = NULL;
12442         struct mlx5_aso_ct_pool *pool;
12443         uint8_t reg_c;
12444         uint32_t ct_idx;
12445
12446         MLX5_ASSERT(mng);
12447         if (!priv->config.devx) {
12448                 rte_errno = ENOTSUP;
12449                 return 0;
12450         }
12451         /* Get a free CT action, if no, a new pool will be created. */
12452         rte_spinlock_lock(&mng->ct_sl);
12453         ct = LIST_FIRST(&mng->free_cts);
12454         if (ct) {
12455                 LIST_REMOVE(ct, next);
12456         } else if (!flow_dv_ct_pool_create(dev, &ct)) {
12457                 rte_spinlock_unlock(&mng->ct_sl);
12458                 rte_flow_error_set(error, rte_errno, RTE_FLOW_ERROR_TYPE_ACTION,
12459                                    NULL, "failed to create ASO CT pool");
12460                 return 0;
12461         }
12462         rte_spinlock_unlock(&mng->ct_sl);
12463         pool = container_of(ct, struct mlx5_aso_ct_pool, actions[ct->offset]);
12464         ct_idx = MLX5_MAKE_CT_IDX(pool->index, ct->offset);
12465         /* 0: inactive, 1: created, 2+: used by flows. */
12466         __atomic_store_n(&ct->refcnt, 1, __ATOMIC_RELAXED);
12467         reg_c = mlx5_flow_get_reg_id(dev, MLX5_ASO_CONNTRACK, 0, error);
12468         if (!ct->dr_action_orig) {
12469 #ifdef HAVE_MLX5_DR_ACTION_ASO_CT
12470                 ct->dr_action_orig = mlx5_glue->dv_create_flow_action_aso
12471                         (priv->sh->rx_domain, pool->devx_obj->obj,
12472                          ct->offset,
12473                          MLX5DV_DR_ACTION_FLAGS_ASO_CT_DIRECTION_INITIATOR,
12474                          reg_c - REG_C_0);
12475 #else
12476                 RTE_SET_USED(reg_c);
12477 #endif
12478                 if (!ct->dr_action_orig) {
12479                         flow_dv_aso_ct_dev_release(dev, ct_idx);
12480                         rte_flow_error_set(error, rte_errno,
12481                                            RTE_FLOW_ERROR_TYPE_ACTION, NULL,
12482                                            "failed to create ASO CT action");
12483                         return 0;
12484                 }
12485         }
12486         if (!ct->dr_action_rply) {
12487 #ifdef HAVE_MLX5_DR_ACTION_ASO_CT
12488                 ct->dr_action_rply = mlx5_glue->dv_create_flow_action_aso
12489                         (priv->sh->rx_domain, pool->devx_obj->obj,
12490                          ct->offset,
12491                          MLX5DV_DR_ACTION_FLAGS_ASO_CT_DIRECTION_RESPONDER,
12492                          reg_c - REG_C_0);
12493 #endif
12494                 if (!ct->dr_action_rply) {
12495                         flow_dv_aso_ct_dev_release(dev, ct_idx);
12496                         rte_flow_error_set(error, rte_errno,
12497                                            RTE_FLOW_ERROR_TYPE_ACTION, NULL,
12498                                            "failed to create ASO CT action");
12499                         return 0;
12500                 }
12501         }
12502         return ct_idx;
12503 }
12504
12505 /*
12506  * Create a conntrack object with context and actions by using ASO mechanism.
12507  *
12508  * @param[in] dev
12509  *   Pointer to rte_eth_dev structure.
12510  * @param[in] pro
12511  *   Pointer to conntrack information profile.
12512  * @param[out] error
12513  *   Pointer to the error structure.
12514  *
12515  * @return
12516  *   Index to conntrack object on success, 0 otherwise.
12517  */
12518 static uint32_t
12519 flow_dv_translate_create_conntrack(struct rte_eth_dev *dev,
12520                                    const struct rte_flow_action_conntrack *pro,
12521                                    struct rte_flow_error *error)
12522 {
12523         struct mlx5_priv *priv = dev->data->dev_private;
12524         struct mlx5_dev_ctx_shared *sh = priv->sh;
12525         struct mlx5_aso_ct_action *ct;
12526         uint32_t idx;
12527
12528         if (!sh->ct_aso_en)
12529                 return rte_flow_error_set(error, ENOTSUP,
12530                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
12531                                           "Connection is not supported");
12532         idx = flow_dv_aso_ct_alloc(dev, error);
12533         if (!idx)
12534                 return rte_flow_error_set(error, rte_errno,
12535                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
12536                                           "Failed to allocate CT object");
12537         ct = flow_aso_ct_get_by_dev_idx(dev, idx);
12538         if (mlx5_aso_ct_update_by_wqe(sh, ct, pro))
12539                 return rte_flow_error_set(error, EBUSY,
12540                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
12541                                           "Failed to update CT");
12542         ct->is_original = !!pro->is_original_dir;
12543         ct->peer = pro->peer_port;
12544         return idx;
12545 }
12546
12547 /**
12548  * Fill the flow with DV spec, lock free
12549  * (mutex should be acquired by caller).
12550  *
12551  * @param[in] dev
12552  *   Pointer to rte_eth_dev structure.
12553  * @param[in, out] dev_flow
12554  *   Pointer to the sub flow.
12555  * @param[in] attr
12556  *   Pointer to the flow attributes.
12557  * @param[in] items
12558  *   Pointer to the list of items.
12559  * @param[in] actions
12560  *   Pointer to the list of actions.
12561  * @param[out] error
12562  *   Pointer to the error structure.
12563  *
12564  * @return
12565  *   0 on success, a negative errno value otherwise and rte_errno is set.
12566  */
12567 static int
12568 flow_dv_translate(struct rte_eth_dev *dev,
12569                   struct mlx5_flow *dev_flow,
12570                   const struct rte_flow_attr *attr,
12571                   const struct rte_flow_item items[],
12572                   const struct rte_flow_action actions[],
12573                   struct rte_flow_error *error)
12574 {
12575         struct mlx5_priv *priv = dev->data->dev_private;
12576         struct mlx5_dev_config *dev_conf = &priv->config;
12577         struct rte_flow *flow = dev_flow->flow;
12578         struct mlx5_flow_handle *handle = dev_flow->handle;
12579         struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
12580         struct mlx5_flow_rss_desc *rss_desc;
12581         uint64_t item_flags = 0;
12582         uint64_t last_item = 0;
12583         uint64_t action_flags = 0;
12584         struct mlx5_flow_dv_matcher matcher = {
12585                 .mask = {
12586                         .size = sizeof(matcher.mask.buf),
12587                 },
12588         };
12589         int actions_n = 0;
12590         bool actions_end = false;
12591         union {
12592                 struct mlx5_flow_dv_modify_hdr_resource res;
12593                 uint8_t len[sizeof(struct mlx5_flow_dv_modify_hdr_resource) +
12594                             sizeof(struct mlx5_modification_cmd) *
12595                             (MLX5_MAX_MODIFY_NUM + 1)];
12596         } mhdr_dummy;
12597         struct mlx5_flow_dv_modify_hdr_resource *mhdr_res = &mhdr_dummy.res;
12598         const struct rte_flow_action_count *count = NULL;
12599         const struct rte_flow_action_age *non_shared_age = NULL;
12600         union flow_dv_attr flow_attr = { .attr = 0 };
12601         uint32_t tag_be;
12602         union mlx5_flow_tbl_key tbl_key;
12603         uint32_t modify_action_position = UINT32_MAX;
12604         void *match_mask = matcher.mask.buf;
12605         void *match_value = dev_flow->dv.value.buf;
12606         uint8_t next_protocol = 0xff;
12607         struct rte_vlan_hdr vlan = { 0 };
12608         struct mlx5_flow_dv_dest_array_resource mdest_res;
12609         struct mlx5_flow_dv_sample_resource sample_res;
12610         void *sample_actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS] = {0};
12611         const struct rte_flow_action_sample *sample = NULL;
12612         struct mlx5_flow_sub_actions_list *sample_act;
12613         uint32_t sample_act_pos = UINT32_MAX;
12614         uint32_t age_act_pos = UINT32_MAX;
12615         uint32_t num_of_dest = 0;
12616         int tmp_actions_n = 0;
12617         uint32_t table;
12618         int ret = 0;
12619         const struct mlx5_flow_tunnel *tunnel = NULL;
12620         struct flow_grp_info grp_info = {
12621                 .external = !!dev_flow->external,
12622                 .transfer = !!attr->transfer,
12623                 .fdb_def_rule = !!priv->fdb_def_rule,
12624                 .skip_scale = dev_flow->skip_scale &
12625                         (1 << MLX5_SCALE_FLOW_GROUP_BIT),
12626                 .std_tbl_fix = true,
12627         };
12628         const struct rte_flow_item *head_item = items;
12629
12630         if (!wks)
12631                 return rte_flow_error_set(error, ENOMEM,
12632                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
12633                                           NULL,
12634                                           "failed to push flow workspace");
12635         rss_desc = &wks->rss_desc;
12636         memset(&mdest_res, 0, sizeof(struct mlx5_flow_dv_dest_array_resource));
12637         memset(&sample_res, 0, sizeof(struct mlx5_flow_dv_sample_resource));
12638         mhdr_res->ft_type = attr->egress ? MLX5DV_FLOW_TABLE_TYPE_NIC_TX :
12639                                            MLX5DV_FLOW_TABLE_TYPE_NIC_RX;
12640         /* update normal path action resource into last index of array */
12641         sample_act = &mdest_res.sample_act[MLX5_MAX_DEST_NUM - 1];
12642         if (is_tunnel_offload_active(dev)) {
12643                 if (dev_flow->tunnel) {
12644                         RTE_VERIFY(dev_flow->tof_type ==
12645                                    MLX5_TUNNEL_OFFLOAD_MISS_RULE);
12646                         tunnel = dev_flow->tunnel;
12647                 } else {
12648                         tunnel = mlx5_get_tof(items, actions,
12649                                               &dev_flow->tof_type);
12650                         dev_flow->tunnel = tunnel;
12651                 }
12652                 grp_info.std_tbl_fix = tunnel_use_standard_attr_group_translate
12653                                         (dev, attr, tunnel, dev_flow->tof_type);
12654         }
12655         mhdr_res->ft_type = attr->egress ? MLX5DV_FLOW_TABLE_TYPE_NIC_TX :
12656                                            MLX5DV_FLOW_TABLE_TYPE_NIC_RX;
12657         ret = mlx5_flow_group_to_table(dev, tunnel, attr->group, &table,
12658                                        &grp_info, error);
12659         if (ret)
12660                 return ret;
12661         dev_flow->dv.group = table;
12662         if (attr->transfer)
12663                 mhdr_res->ft_type = MLX5DV_FLOW_TABLE_TYPE_FDB;
12664         /* number of actions must be set to 0 in case of dirty stack. */
12665         mhdr_res->actions_num = 0;
12666         if (is_flow_tunnel_match_rule(dev_flow->tof_type)) {
12667                 /*
12668                  * do not add decap action if match rule drops packet
12669                  * HW rejects rules with decap & drop
12670                  *
12671                  * if tunnel match rule was inserted before matching tunnel set
12672                  * rule flow table used in the match rule must be registered.
12673                  * current implementation handles that in the
12674                  * flow_dv_match_register() at the function end.
12675                  */
12676                 bool add_decap = true;
12677                 const struct rte_flow_action *ptr = actions;
12678
12679                 for (; ptr->type != RTE_FLOW_ACTION_TYPE_END; ptr++) {
12680                         if (ptr->type == RTE_FLOW_ACTION_TYPE_DROP) {
12681                                 add_decap = false;
12682                                 break;
12683                         }
12684                 }
12685                 if (add_decap) {
12686                         if (flow_dv_create_action_l2_decap(dev, dev_flow,
12687                                                            attr->transfer,
12688                                                            error))
12689                                 return -rte_errno;
12690                         dev_flow->dv.actions[actions_n++] =
12691                                         dev_flow->dv.encap_decap->action;
12692                         action_flags |= MLX5_FLOW_ACTION_DECAP;
12693                 }
12694         }
12695         for (; !actions_end ; actions++) {
12696                 const struct rte_flow_action_queue *queue;
12697                 const struct rte_flow_action_rss *rss;
12698                 const struct rte_flow_action *action = actions;
12699                 const uint8_t *rss_key;
12700                 struct mlx5_flow_tbl_resource *tbl;
12701                 struct mlx5_aso_age_action *age_act;
12702                 struct mlx5_flow_counter *cnt_act;
12703                 uint32_t port_id = 0;
12704                 struct mlx5_flow_dv_port_id_action_resource port_id_resource;
12705                 int action_type = actions->type;
12706                 const struct rte_flow_action *found_action = NULL;
12707                 uint32_t jump_group = 0;
12708                 uint32_t owner_idx;
12709                 struct mlx5_aso_ct_action *ct;
12710
12711                 if (!mlx5_flow_os_action_supported(action_type))
12712                         return rte_flow_error_set(error, ENOTSUP,
12713                                                   RTE_FLOW_ERROR_TYPE_ACTION,
12714                                                   actions,
12715                                                   "action not supported");
12716                 switch (action_type) {
12717                 case MLX5_RTE_FLOW_ACTION_TYPE_TUNNEL_SET:
12718                         action_flags |= MLX5_FLOW_ACTION_TUNNEL_SET;
12719                         break;
12720                 case RTE_FLOW_ACTION_TYPE_VOID:
12721                         break;
12722                 case RTE_FLOW_ACTION_TYPE_PORT_ID:
12723                         if (flow_dv_translate_action_port_id(dev, action,
12724                                                              &port_id, error))
12725                                 return -rte_errno;
12726                         port_id_resource.port_id = port_id;
12727                         MLX5_ASSERT(!handle->rix_port_id_action);
12728                         if (flow_dv_port_id_action_resource_register
12729                             (dev, &port_id_resource, dev_flow, error))
12730                                 return -rte_errno;
12731                         dev_flow->dv.actions[actions_n++] =
12732                                         dev_flow->dv.port_id_action->action;
12733                         action_flags |= MLX5_FLOW_ACTION_PORT_ID;
12734                         dev_flow->handle->fate_action = MLX5_FLOW_FATE_PORT_ID;
12735                         sample_act->action_flags |= MLX5_FLOW_ACTION_PORT_ID;
12736                         num_of_dest++;
12737                         break;
12738                 case RTE_FLOW_ACTION_TYPE_FLAG:
12739                         action_flags |= MLX5_FLOW_ACTION_FLAG;
12740                         dev_flow->handle->mark = 1;
12741                         if (dev_conf->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
12742                                 struct rte_flow_action_mark mark = {
12743                                         .id = MLX5_FLOW_MARK_DEFAULT,
12744                                 };
12745
12746                                 if (flow_dv_convert_action_mark(dev, &mark,
12747                                                                 mhdr_res,
12748                                                                 error))
12749                                         return -rte_errno;
12750                                 action_flags |= MLX5_FLOW_ACTION_MARK_EXT;
12751                                 break;
12752                         }
12753                         tag_be = mlx5_flow_mark_set(MLX5_FLOW_MARK_DEFAULT);
12754                         /*
12755                          * Only one FLAG or MARK is supported per device flow
12756                          * right now. So the pointer to the tag resource must be
12757                          * zero before the register process.
12758                          */
12759                         MLX5_ASSERT(!handle->dvh.rix_tag);
12760                         if (flow_dv_tag_resource_register(dev, tag_be,
12761                                                           dev_flow, error))
12762                                 return -rte_errno;
12763                         MLX5_ASSERT(dev_flow->dv.tag_resource);
12764                         dev_flow->dv.actions[actions_n++] =
12765                                         dev_flow->dv.tag_resource->action;
12766                         break;
12767                 case RTE_FLOW_ACTION_TYPE_MARK:
12768                         action_flags |= MLX5_FLOW_ACTION_MARK;
12769                         dev_flow->handle->mark = 1;
12770                         if (dev_conf->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
12771                                 const struct rte_flow_action_mark *mark =
12772                                         (const struct rte_flow_action_mark *)
12773                                                 actions->conf;
12774
12775                                 if (flow_dv_convert_action_mark(dev, mark,
12776                                                                 mhdr_res,
12777                                                                 error))
12778                                         return -rte_errno;
12779                                 action_flags |= MLX5_FLOW_ACTION_MARK_EXT;
12780                                 break;
12781                         }
12782                         /* Fall-through */
12783                 case MLX5_RTE_FLOW_ACTION_TYPE_MARK:
12784                         /* Legacy (non-extensive) MARK action. */
12785                         tag_be = mlx5_flow_mark_set
12786                               (((const struct rte_flow_action_mark *)
12787                                (actions->conf))->id);
12788                         MLX5_ASSERT(!handle->dvh.rix_tag);
12789                         if (flow_dv_tag_resource_register(dev, tag_be,
12790                                                           dev_flow, error))
12791                                 return -rte_errno;
12792                         MLX5_ASSERT(dev_flow->dv.tag_resource);
12793                         dev_flow->dv.actions[actions_n++] =
12794                                         dev_flow->dv.tag_resource->action;
12795                         break;
12796                 case RTE_FLOW_ACTION_TYPE_SET_META:
12797                         if (flow_dv_convert_action_set_meta
12798                                 (dev, mhdr_res, attr,
12799                                  (const struct rte_flow_action_set_meta *)
12800                                   actions->conf, error))
12801                                 return -rte_errno;
12802                         action_flags |= MLX5_FLOW_ACTION_SET_META;
12803                         break;
12804                 case RTE_FLOW_ACTION_TYPE_SET_TAG:
12805                         if (flow_dv_convert_action_set_tag
12806                                 (dev, mhdr_res,
12807                                  (const struct rte_flow_action_set_tag *)
12808                                   actions->conf, error))
12809                                 return -rte_errno;
12810                         action_flags |= MLX5_FLOW_ACTION_SET_TAG;
12811                         break;
12812                 case RTE_FLOW_ACTION_TYPE_DROP:
12813                         action_flags |= MLX5_FLOW_ACTION_DROP;
12814                         dev_flow->handle->fate_action = MLX5_FLOW_FATE_DROP;
12815                         break;
12816                 case RTE_FLOW_ACTION_TYPE_QUEUE:
12817                         queue = actions->conf;
12818                         rss_desc->queue_num = 1;
12819                         rss_desc->queue[0] = queue->index;
12820                         action_flags |= MLX5_FLOW_ACTION_QUEUE;
12821                         dev_flow->handle->fate_action = MLX5_FLOW_FATE_QUEUE;
12822                         sample_act->action_flags |= MLX5_FLOW_ACTION_QUEUE;
12823                         num_of_dest++;
12824                         break;
12825                 case RTE_FLOW_ACTION_TYPE_RSS:
12826                         rss = actions->conf;
12827                         memcpy(rss_desc->queue, rss->queue,
12828                                rss->queue_num * sizeof(uint16_t));
12829                         rss_desc->queue_num = rss->queue_num;
12830                         /* NULL RSS key indicates default RSS key. */
12831                         rss_key = !rss->key ? rss_hash_default_key : rss->key;
12832                         memcpy(rss_desc->key, rss_key, MLX5_RSS_HASH_KEY_LEN);
12833                         /*
12834                          * rss->level and rss.types should be set in advance
12835                          * when expanding items for RSS.
12836                          */
12837                         action_flags |= MLX5_FLOW_ACTION_RSS;
12838                         dev_flow->handle->fate_action = rss_desc->shared_rss ?
12839                                 MLX5_FLOW_FATE_SHARED_RSS :
12840                                 MLX5_FLOW_FATE_QUEUE;
12841                         break;
12842                 case MLX5_RTE_FLOW_ACTION_TYPE_AGE:
12843                         owner_idx = (uint32_t)(uintptr_t)action->conf;
12844                         age_act = flow_aso_age_get_by_idx(dev, owner_idx);
12845                         if (flow->age == 0) {
12846                                 flow->age = owner_idx;
12847                                 __atomic_fetch_add(&age_act->refcnt, 1,
12848                                                    __ATOMIC_RELAXED);
12849                         }
12850                         age_act_pos = actions_n++;
12851                         action_flags |= MLX5_FLOW_ACTION_AGE;
12852                         break;
12853                 case RTE_FLOW_ACTION_TYPE_AGE:
12854                         non_shared_age = action->conf;
12855                         age_act_pos = actions_n++;
12856                         action_flags |= MLX5_FLOW_ACTION_AGE;
12857                         break;
12858                 case MLX5_RTE_FLOW_ACTION_TYPE_COUNT:
12859                         owner_idx = (uint32_t)(uintptr_t)action->conf;
12860                         cnt_act = flow_dv_counter_get_by_idx(dev, owner_idx,
12861                                                              NULL);
12862                         MLX5_ASSERT(cnt_act != NULL);
12863                         /**
12864                          * When creating meter drop flow in drop table, the
12865                          * counter should not overwrite the rte flow counter.
12866                          */
12867                         if (attr->group == MLX5_FLOW_TABLE_LEVEL_METER &&
12868                             dev_flow->dv.table_id == MLX5_MTR_TABLE_ID_DROP) {
12869                                 dev_flow->dv.actions[actions_n++] =
12870                                                         cnt_act->action;
12871                         } else {
12872                                 if (flow->counter == 0) {
12873                                         flow->counter = owner_idx;
12874                                         __atomic_fetch_add
12875                                                 (&cnt_act->shared_info.refcnt,
12876                                                  1, __ATOMIC_RELAXED);
12877                                 }
12878                                 /* Save information first, will apply later. */
12879                                 action_flags |= MLX5_FLOW_ACTION_COUNT;
12880                         }
12881                         break;
12882                 case RTE_FLOW_ACTION_TYPE_COUNT:
12883                         if (!dev_conf->devx) {
12884                                 return rte_flow_error_set
12885                                               (error, ENOTSUP,
12886                                                RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
12887                                                NULL,
12888                                                "count action not supported");
12889                         }
12890                         /* Save information first, will apply later. */
12891                         count = action->conf;
12892                         action_flags |= MLX5_FLOW_ACTION_COUNT;
12893                         break;
12894                 case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
12895                         dev_flow->dv.actions[actions_n++] =
12896                                                 priv->sh->pop_vlan_action;
12897                         action_flags |= MLX5_FLOW_ACTION_OF_POP_VLAN;
12898                         break;
12899                 case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
12900                         if (!(action_flags &
12901                               MLX5_FLOW_ACTION_OF_SET_VLAN_VID))
12902                                 flow_dev_get_vlan_info_from_items(items, &vlan);
12903                         vlan.eth_proto = rte_be_to_cpu_16
12904                              ((((const struct rte_flow_action_of_push_vlan *)
12905                                                    actions->conf)->ethertype));
12906                         found_action = mlx5_flow_find_action
12907                                         (actions + 1,
12908                                          RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID);
12909                         if (found_action)
12910                                 mlx5_update_vlan_vid_pcp(found_action, &vlan);
12911                         found_action = mlx5_flow_find_action
12912                                         (actions + 1,
12913                                          RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP);
12914                         if (found_action)
12915                                 mlx5_update_vlan_vid_pcp(found_action, &vlan);
12916                         if (flow_dv_create_action_push_vlan
12917                                             (dev, attr, &vlan, dev_flow, error))
12918                                 return -rte_errno;
12919                         dev_flow->dv.actions[actions_n++] =
12920                                         dev_flow->dv.push_vlan_res->action;
12921                         action_flags |= MLX5_FLOW_ACTION_OF_PUSH_VLAN;
12922                         break;
12923                 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
12924                         /* of_vlan_push action handled this action */
12925                         MLX5_ASSERT(action_flags &
12926                                     MLX5_FLOW_ACTION_OF_PUSH_VLAN);
12927                         break;
12928                 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
12929                         if (action_flags & MLX5_FLOW_ACTION_OF_PUSH_VLAN)
12930                                 break;
12931                         flow_dev_get_vlan_info_from_items(items, &vlan);
12932                         mlx5_update_vlan_vid_pcp(actions, &vlan);
12933                         /* If no VLAN push - this is a modify header action */
12934                         if (flow_dv_convert_action_modify_vlan_vid
12935                                                 (mhdr_res, actions, error))
12936                                 return -rte_errno;
12937                         action_flags |= MLX5_FLOW_ACTION_OF_SET_VLAN_VID;
12938                         break;
12939                 case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
12940                 case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
12941                         if (flow_dv_create_action_l2_encap(dev, actions,
12942                                                            dev_flow,
12943                                                            attr->transfer,
12944                                                            error))
12945                                 return -rte_errno;
12946                         dev_flow->dv.actions[actions_n++] =
12947                                         dev_flow->dv.encap_decap->action;
12948                         action_flags |= MLX5_FLOW_ACTION_ENCAP;
12949                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
12950                                 sample_act->action_flags |=
12951                                                         MLX5_FLOW_ACTION_ENCAP;
12952                         break;
12953                 case RTE_FLOW_ACTION_TYPE_VXLAN_DECAP:
12954                 case RTE_FLOW_ACTION_TYPE_NVGRE_DECAP:
12955                         if (flow_dv_create_action_l2_decap(dev, dev_flow,
12956                                                            attr->transfer,
12957                                                            error))
12958                                 return -rte_errno;
12959                         dev_flow->dv.actions[actions_n++] =
12960                                         dev_flow->dv.encap_decap->action;
12961                         action_flags |= MLX5_FLOW_ACTION_DECAP;
12962                         break;
12963                 case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
12964                         /* Handle encap with preceding decap. */
12965                         if (action_flags & MLX5_FLOW_ACTION_DECAP) {
12966                                 if (flow_dv_create_action_raw_encap
12967                                         (dev, actions, dev_flow, attr, error))
12968                                         return -rte_errno;
12969                                 dev_flow->dv.actions[actions_n++] =
12970                                         dev_flow->dv.encap_decap->action;
12971                         } else {
12972                                 /* Handle encap without preceding decap. */
12973                                 if (flow_dv_create_action_l2_encap
12974                                     (dev, actions, dev_flow, attr->transfer,
12975                                      error))
12976                                         return -rte_errno;
12977                                 dev_flow->dv.actions[actions_n++] =
12978                                         dev_flow->dv.encap_decap->action;
12979                         }
12980                         action_flags |= MLX5_FLOW_ACTION_ENCAP;
12981                         if (action_flags & MLX5_FLOW_ACTION_SAMPLE)
12982                                 sample_act->action_flags |=
12983                                                         MLX5_FLOW_ACTION_ENCAP;
12984                         break;
12985                 case RTE_FLOW_ACTION_TYPE_RAW_DECAP:
12986                         while ((++action)->type == RTE_FLOW_ACTION_TYPE_VOID)
12987                                 ;
12988                         if (action->type != RTE_FLOW_ACTION_TYPE_RAW_ENCAP) {
12989                                 if (flow_dv_create_action_l2_decap
12990                                     (dev, dev_flow, attr->transfer, error))
12991                                         return -rte_errno;
12992                                 dev_flow->dv.actions[actions_n++] =
12993                                         dev_flow->dv.encap_decap->action;
12994                         }
12995                         /* If decap is followed by encap, handle it at encap. */
12996                         action_flags |= MLX5_FLOW_ACTION_DECAP;
12997                         break;
12998                 case MLX5_RTE_FLOW_ACTION_TYPE_JUMP:
12999                         dev_flow->dv.actions[actions_n++] =
13000                                 (void *)(uintptr_t)action->conf;
13001                         action_flags |= MLX5_FLOW_ACTION_JUMP;
13002                         break;
13003                 case RTE_FLOW_ACTION_TYPE_JUMP:
13004                         jump_group = ((const struct rte_flow_action_jump *)
13005                                                         action->conf)->group;
13006                         grp_info.std_tbl_fix = 0;
13007                         if (dev_flow->skip_scale &
13008                                 (1 << MLX5_SCALE_JUMP_FLOW_GROUP_BIT))
13009                                 grp_info.skip_scale = 1;
13010                         else
13011                                 grp_info.skip_scale = 0;
13012                         ret = mlx5_flow_group_to_table(dev, tunnel,
13013                                                        jump_group,
13014                                                        &table,
13015                                                        &grp_info, error);
13016                         if (ret)
13017                                 return ret;
13018                         tbl = flow_dv_tbl_resource_get(dev, table, attr->egress,
13019                                                        attr->transfer,
13020                                                        !!dev_flow->external,
13021                                                        tunnel, jump_group, 0,
13022                                                        0, error);
13023                         if (!tbl)
13024                                 return rte_flow_error_set
13025                                                 (error, errno,
13026                                                  RTE_FLOW_ERROR_TYPE_ACTION,
13027                                                  NULL,
13028                                                  "cannot create jump action.");
13029                         if (flow_dv_jump_tbl_resource_register
13030                             (dev, tbl, dev_flow, error)) {
13031                                 flow_dv_tbl_resource_release(MLX5_SH(dev), tbl);
13032                                 return rte_flow_error_set
13033                                                 (error, errno,
13034                                                  RTE_FLOW_ERROR_TYPE_ACTION,
13035                                                  NULL,
13036                                                  "cannot create jump action.");
13037                         }
13038                         dev_flow->dv.actions[actions_n++] =
13039                                         dev_flow->dv.jump->action;
13040                         action_flags |= MLX5_FLOW_ACTION_JUMP;
13041                         dev_flow->handle->fate_action = MLX5_FLOW_FATE_JUMP;
13042                         sample_act->action_flags |= MLX5_FLOW_ACTION_JUMP;
13043                         num_of_dest++;
13044                         break;
13045                 case RTE_FLOW_ACTION_TYPE_SET_MAC_SRC:
13046                 case RTE_FLOW_ACTION_TYPE_SET_MAC_DST:
13047                         if (flow_dv_convert_action_modify_mac
13048                                         (mhdr_res, actions, error))
13049                                 return -rte_errno;
13050                         action_flags |= actions->type ==
13051                                         RTE_FLOW_ACTION_TYPE_SET_MAC_SRC ?
13052                                         MLX5_FLOW_ACTION_SET_MAC_SRC :
13053                                         MLX5_FLOW_ACTION_SET_MAC_DST;
13054                         break;
13055                 case RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC:
13056                 case RTE_FLOW_ACTION_TYPE_SET_IPV4_DST:
13057                         if (flow_dv_convert_action_modify_ipv4
13058                                         (mhdr_res, actions, error))
13059                                 return -rte_errno;
13060                         action_flags |= actions->type ==
13061                                         RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC ?
13062                                         MLX5_FLOW_ACTION_SET_IPV4_SRC :
13063                                         MLX5_FLOW_ACTION_SET_IPV4_DST;
13064                         break;
13065                 case RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC:
13066                 case RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:
13067                         if (flow_dv_convert_action_modify_ipv6
13068                                         (mhdr_res, actions, error))
13069                                 return -rte_errno;
13070                         action_flags |= actions->type ==
13071                                         RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC ?
13072                                         MLX5_FLOW_ACTION_SET_IPV6_SRC :
13073                                         MLX5_FLOW_ACTION_SET_IPV6_DST;
13074                         break;
13075                 case RTE_FLOW_ACTION_TYPE_SET_TP_SRC:
13076                 case RTE_FLOW_ACTION_TYPE_SET_TP_DST:
13077                         if (flow_dv_convert_action_modify_tp
13078                                         (mhdr_res, actions, items,
13079                                          &flow_attr, dev_flow, !!(action_flags &
13080                                          MLX5_FLOW_ACTION_DECAP), error))
13081                                 return -rte_errno;
13082                         action_flags |= actions->type ==
13083                                         RTE_FLOW_ACTION_TYPE_SET_TP_SRC ?
13084                                         MLX5_FLOW_ACTION_SET_TP_SRC :
13085                                         MLX5_FLOW_ACTION_SET_TP_DST;
13086                         break;
13087                 case RTE_FLOW_ACTION_TYPE_DEC_TTL:
13088                         if (flow_dv_convert_action_modify_dec_ttl
13089                                         (mhdr_res, items, &flow_attr, dev_flow,
13090                                          !!(action_flags &
13091                                          MLX5_FLOW_ACTION_DECAP), error))
13092                                 return -rte_errno;
13093                         action_flags |= MLX5_FLOW_ACTION_DEC_TTL;
13094                         break;
13095                 case RTE_FLOW_ACTION_TYPE_SET_TTL:
13096                         if (flow_dv_convert_action_modify_ttl
13097                                         (mhdr_res, actions, items, &flow_attr,
13098                                          dev_flow, !!(action_flags &
13099                                          MLX5_FLOW_ACTION_DECAP), error))
13100                                 return -rte_errno;
13101                         action_flags |= MLX5_FLOW_ACTION_SET_TTL;
13102                         break;
13103                 case RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ:
13104                 case RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ:
13105                         if (flow_dv_convert_action_modify_tcp_seq
13106                                         (mhdr_res, actions, error))
13107                                 return -rte_errno;
13108                         action_flags |= actions->type ==
13109                                         RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ ?
13110                                         MLX5_FLOW_ACTION_INC_TCP_SEQ :
13111                                         MLX5_FLOW_ACTION_DEC_TCP_SEQ;
13112                         break;
13113
13114                 case RTE_FLOW_ACTION_TYPE_INC_TCP_ACK:
13115                 case RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK:
13116                         if (flow_dv_convert_action_modify_tcp_ack
13117                                         (mhdr_res, actions, error))
13118                                 return -rte_errno;
13119                         action_flags |= actions->type ==
13120                                         RTE_FLOW_ACTION_TYPE_INC_TCP_ACK ?
13121                                         MLX5_FLOW_ACTION_INC_TCP_ACK :
13122                                         MLX5_FLOW_ACTION_DEC_TCP_ACK;
13123                         break;
13124                 case MLX5_RTE_FLOW_ACTION_TYPE_TAG:
13125                         if (flow_dv_convert_action_set_reg
13126                                         (mhdr_res, actions, error))
13127                                 return -rte_errno;
13128                         action_flags |= MLX5_FLOW_ACTION_SET_TAG;
13129                         break;
13130                 case MLX5_RTE_FLOW_ACTION_TYPE_COPY_MREG:
13131                         if (flow_dv_convert_action_copy_mreg
13132                                         (dev, mhdr_res, actions, error))
13133                                 return -rte_errno;
13134                         action_flags |= MLX5_FLOW_ACTION_SET_TAG;
13135                         break;
13136                 case MLX5_RTE_FLOW_ACTION_TYPE_DEFAULT_MISS:
13137                         action_flags |= MLX5_FLOW_ACTION_DEFAULT_MISS;
13138                         dev_flow->handle->fate_action =
13139                                         MLX5_FLOW_FATE_DEFAULT_MISS;
13140                         break;
13141                 case RTE_FLOW_ACTION_TYPE_METER:
13142                         if (!wks->fm)
13143                                 return rte_flow_error_set(error, rte_errno,
13144                                         RTE_FLOW_ERROR_TYPE_ACTION,
13145                                         NULL, "Failed to get meter in flow.");
13146                         /* Set the meter action. */
13147                         dev_flow->dv.actions[actions_n++] =
13148                                 wks->fm->meter_action;
13149                         action_flags |= MLX5_FLOW_ACTION_METER;
13150                         break;
13151                 case RTE_FLOW_ACTION_TYPE_SET_IPV4_DSCP:
13152                         if (flow_dv_convert_action_modify_ipv4_dscp(mhdr_res,
13153                                                               actions, error))
13154                                 return -rte_errno;
13155                         action_flags |= MLX5_FLOW_ACTION_SET_IPV4_DSCP;
13156                         break;
13157                 case RTE_FLOW_ACTION_TYPE_SET_IPV6_DSCP:
13158                         if (flow_dv_convert_action_modify_ipv6_dscp(mhdr_res,
13159                                                               actions, error))
13160                                 return -rte_errno;
13161                         action_flags |= MLX5_FLOW_ACTION_SET_IPV6_DSCP;
13162                         break;
13163                 case RTE_FLOW_ACTION_TYPE_SAMPLE:
13164                         sample_act_pos = actions_n;
13165                         sample = (const struct rte_flow_action_sample *)
13166                                  action->conf;
13167                         actions_n++;
13168                         action_flags |= MLX5_FLOW_ACTION_SAMPLE;
13169                         /* put encap action into group if work with port id */
13170                         if ((action_flags & MLX5_FLOW_ACTION_ENCAP) &&
13171                             (action_flags & MLX5_FLOW_ACTION_PORT_ID))
13172                                 sample_act->action_flags |=
13173                                                         MLX5_FLOW_ACTION_ENCAP;
13174                         break;
13175                 case RTE_FLOW_ACTION_TYPE_MODIFY_FIELD:
13176                         if (flow_dv_convert_action_modify_field
13177                                         (dev, mhdr_res, actions, attr, error))
13178                                 return -rte_errno;
13179                         action_flags |= MLX5_FLOW_ACTION_MODIFY_FIELD;
13180                         break;
13181                 case RTE_FLOW_ACTION_TYPE_CONNTRACK:
13182                         owner_idx = (uint32_t)(uintptr_t)action->conf;
13183                         ct = flow_aso_ct_get_by_idx(dev, owner_idx);
13184                         if (!ct)
13185                                 return rte_flow_error_set(error, EINVAL,
13186                                                 RTE_FLOW_ERROR_TYPE_ACTION,
13187                                                 NULL,
13188                                                 "Failed to get CT object.");
13189                         if (mlx5_aso_ct_available(priv->sh, ct))
13190                                 return rte_flow_error_set(error, rte_errno,
13191                                                 RTE_FLOW_ERROR_TYPE_ACTION,
13192                                                 NULL,
13193                                                 "CT is unavailable.");
13194                         if (ct->is_original)
13195                                 dev_flow->dv.actions[actions_n] =
13196                                                         ct->dr_action_orig;
13197                         else
13198                                 dev_flow->dv.actions[actions_n] =
13199                                                         ct->dr_action_rply;
13200                         if (flow->ct == 0) {
13201                                 flow->indirect_type =
13202                                                 MLX5_INDIRECT_ACTION_TYPE_CT;
13203                                 flow->ct = owner_idx;
13204                                 __atomic_fetch_add(&ct->refcnt, 1,
13205                                                    __ATOMIC_RELAXED);
13206                         }
13207                         actions_n++;
13208                         action_flags |= MLX5_FLOW_ACTION_CT;
13209                         break;
13210                 case RTE_FLOW_ACTION_TYPE_END:
13211                         actions_end = true;
13212                         if (mhdr_res->actions_num) {
13213                                 /* create modify action if needed. */
13214                                 if (flow_dv_modify_hdr_resource_register
13215                                         (dev, mhdr_res, dev_flow, error))
13216                                         return -rte_errno;
13217                                 dev_flow->dv.actions[modify_action_position] =
13218                                         handle->dvh.modify_hdr->action;
13219                         }
13220                         /*
13221                          * Handle AGE and COUNT action by single HW counter
13222                          * when they are not shared.
13223                          */
13224                         if (action_flags & MLX5_FLOW_ACTION_AGE) {
13225                                 if ((non_shared_age &&
13226                                      count && !count->shared) ||
13227                                     !(priv->sh->flow_hit_aso_en &&
13228                                       (attr->group || attr->transfer))) {
13229                                         /* Creates age by counters. */
13230                                         cnt_act = flow_dv_prepare_counter
13231                                                                 (dev, dev_flow,
13232                                                                  flow, count,
13233                                                                  non_shared_age,
13234                                                                  error);
13235                                         if (!cnt_act)
13236                                                 return -rte_errno;
13237                                         dev_flow->dv.actions[age_act_pos] =
13238                                                                 cnt_act->action;
13239                                         break;
13240                                 }
13241                                 if (!flow->age && non_shared_age) {
13242                                         flow->age = flow_dv_aso_age_alloc
13243                                                                 (dev, error);
13244                                         if (!flow->age)
13245                                                 return -rte_errno;
13246                                         flow_dv_aso_age_params_init
13247                                                     (dev, flow->age,
13248                                                      non_shared_age->context ?
13249                                                      non_shared_age->context :
13250                                                      (void *)(uintptr_t)
13251                                                      (dev_flow->flow_idx),
13252                                                      non_shared_age->timeout);
13253                                 }
13254                                 age_act = flow_aso_age_get_by_idx(dev,
13255                                                                   flow->age);
13256                                 dev_flow->dv.actions[age_act_pos] =
13257                                                              age_act->dr_action;
13258                         }
13259                         if (action_flags & MLX5_FLOW_ACTION_COUNT) {
13260                                 /*
13261                                  * Create one count action, to be used
13262                                  * by all sub-flows.
13263                                  */
13264                                 cnt_act = flow_dv_prepare_counter(dev, dev_flow,
13265                                                                   flow, count,
13266                                                                   NULL, error);
13267                                 if (!cnt_act)
13268                                         return -rte_errno;
13269                                 dev_flow->dv.actions[actions_n++] =
13270                                                                 cnt_act->action;
13271                         }
13272                 default:
13273                         break;
13274                 }
13275                 if (mhdr_res->actions_num &&
13276                     modify_action_position == UINT32_MAX)
13277                         modify_action_position = actions_n++;
13278         }
13279         for (; items->type != RTE_FLOW_ITEM_TYPE_END; items++) {
13280                 int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
13281                 int item_type = items->type;
13282
13283                 if (!mlx5_flow_os_item_supported(item_type))
13284                         return rte_flow_error_set(error, ENOTSUP,
13285                                                   RTE_FLOW_ERROR_TYPE_ITEM,
13286                                                   NULL, "item not supported");
13287                 switch (item_type) {
13288                 case RTE_FLOW_ITEM_TYPE_PORT_ID:
13289                         flow_dv_translate_item_port_id
13290                                 (dev, match_mask, match_value, items, attr);
13291                         last_item = MLX5_FLOW_ITEM_PORT_ID;
13292                         break;
13293                 case RTE_FLOW_ITEM_TYPE_ETH:
13294                         flow_dv_translate_item_eth(match_mask, match_value,
13295                                                    items, tunnel,
13296                                                    dev_flow->dv.group);
13297                         matcher.priority = action_flags &
13298                                         MLX5_FLOW_ACTION_DEFAULT_MISS &&
13299                                         !dev_flow->external ?
13300                                         MLX5_PRIORITY_MAP_L3 :
13301                                         MLX5_PRIORITY_MAP_L2;
13302                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L2 :
13303                                              MLX5_FLOW_LAYER_OUTER_L2;
13304                         break;
13305                 case RTE_FLOW_ITEM_TYPE_VLAN:
13306                         flow_dv_translate_item_vlan(dev_flow,
13307                                                     match_mask, match_value,
13308                                                     items, tunnel,
13309                                                     dev_flow->dv.group);
13310                         matcher.priority = MLX5_PRIORITY_MAP_L2;
13311                         last_item = tunnel ? (MLX5_FLOW_LAYER_INNER_L2 |
13312                                               MLX5_FLOW_LAYER_INNER_VLAN) :
13313                                              (MLX5_FLOW_LAYER_OUTER_L2 |
13314                                               MLX5_FLOW_LAYER_OUTER_VLAN);
13315                         break;
13316                 case RTE_FLOW_ITEM_TYPE_IPV4:
13317                         mlx5_flow_tunnel_ip_check(items, next_protocol,
13318                                                   &item_flags, &tunnel);
13319                         flow_dv_translate_item_ipv4(match_mask, match_value,
13320                                                     items, tunnel,
13321                                                     dev_flow->dv.group);
13322                         matcher.priority = MLX5_PRIORITY_MAP_L3;
13323                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
13324                                              MLX5_FLOW_LAYER_OUTER_L3_IPV4;
13325                         if (items->mask != NULL &&
13326                             ((const struct rte_flow_item_ipv4 *)
13327                              items->mask)->hdr.next_proto_id) {
13328                                 next_protocol =
13329                                         ((const struct rte_flow_item_ipv4 *)
13330                                          (items->spec))->hdr.next_proto_id;
13331                                 next_protocol &=
13332                                         ((const struct rte_flow_item_ipv4 *)
13333                                          (items->mask))->hdr.next_proto_id;
13334                         } else {
13335                                 /* Reset for inner layer. */
13336                                 next_protocol = 0xff;
13337                         }
13338                         break;
13339                 case RTE_FLOW_ITEM_TYPE_IPV6:
13340                         mlx5_flow_tunnel_ip_check(items, next_protocol,
13341                                                   &item_flags, &tunnel);
13342                         flow_dv_translate_item_ipv6(match_mask, match_value,
13343                                                     items, tunnel,
13344                                                     dev_flow->dv.group);
13345                         matcher.priority = MLX5_PRIORITY_MAP_L3;
13346                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 :
13347                                              MLX5_FLOW_LAYER_OUTER_L3_IPV6;
13348                         if (items->mask != NULL &&
13349                             ((const struct rte_flow_item_ipv6 *)
13350                              items->mask)->hdr.proto) {
13351                                 next_protocol =
13352                                         ((const struct rte_flow_item_ipv6 *)
13353                                          items->spec)->hdr.proto;
13354                                 next_protocol &=
13355                                         ((const struct rte_flow_item_ipv6 *)
13356                                          items->mask)->hdr.proto;
13357                         } else {
13358                                 /* Reset for inner layer. */
13359                                 next_protocol = 0xff;
13360                         }
13361                         break;
13362                 case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
13363                         flow_dv_translate_item_ipv6_frag_ext(match_mask,
13364                                                              match_value,
13365                                                              items, tunnel);
13366                         last_item = tunnel ?
13367                                         MLX5_FLOW_LAYER_INNER_L3_IPV6_FRAG_EXT :
13368                                         MLX5_FLOW_LAYER_OUTER_L3_IPV6_FRAG_EXT;
13369                         if (items->mask != NULL &&
13370                             ((const struct rte_flow_item_ipv6_frag_ext *)
13371                              items->mask)->hdr.next_header) {
13372                                 next_protocol =
13373                                 ((const struct rte_flow_item_ipv6_frag_ext *)
13374                                  items->spec)->hdr.next_header;
13375                                 next_protocol &=
13376                                 ((const struct rte_flow_item_ipv6_frag_ext *)
13377                                  items->mask)->hdr.next_header;
13378                         } else {
13379                                 /* Reset for inner layer. */
13380                                 next_protocol = 0xff;
13381                         }
13382                         break;
13383                 case RTE_FLOW_ITEM_TYPE_TCP:
13384                         flow_dv_translate_item_tcp(match_mask, match_value,
13385                                                    items, tunnel);
13386                         matcher.priority = MLX5_PRIORITY_MAP_L4;
13387                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_TCP :
13388                                              MLX5_FLOW_LAYER_OUTER_L4_TCP;
13389                         break;
13390                 case RTE_FLOW_ITEM_TYPE_UDP:
13391                         flow_dv_translate_item_udp(match_mask, match_value,
13392                                                    items, tunnel);
13393                         matcher.priority = MLX5_PRIORITY_MAP_L4;
13394                         last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_UDP :
13395                                              MLX5_FLOW_LAYER_OUTER_L4_UDP;
13396                         break;
13397                 case RTE_FLOW_ITEM_TYPE_GRE:
13398                         flow_dv_translate_item_gre(match_mask, match_value,
13399                                                    items, tunnel);
13400                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13401                         last_item = MLX5_FLOW_LAYER_GRE;
13402                         break;
13403                 case RTE_FLOW_ITEM_TYPE_GRE_KEY:
13404                         flow_dv_translate_item_gre_key(match_mask,
13405                                                        match_value, items);
13406                         last_item = MLX5_FLOW_LAYER_GRE_KEY;
13407                         break;
13408                 case RTE_FLOW_ITEM_TYPE_NVGRE:
13409                         flow_dv_translate_item_nvgre(match_mask, match_value,
13410                                                      items, tunnel);
13411                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13412                         last_item = MLX5_FLOW_LAYER_GRE;
13413                         break;
13414                 case RTE_FLOW_ITEM_TYPE_VXLAN:
13415                         flow_dv_translate_item_vxlan(dev, attr,
13416                                                      match_mask, match_value,
13417                                                      items, tunnel);
13418                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13419                         last_item = MLX5_FLOW_LAYER_VXLAN;
13420                         break;
13421                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
13422                         flow_dv_translate_item_vxlan_gpe(match_mask,
13423                                                          match_value, items,
13424                                                          tunnel);
13425                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13426                         last_item = MLX5_FLOW_LAYER_VXLAN_GPE;
13427                         break;
13428                 case RTE_FLOW_ITEM_TYPE_GENEVE:
13429                         flow_dv_translate_item_geneve(match_mask, match_value,
13430                                                       items, tunnel);
13431                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13432                         last_item = MLX5_FLOW_LAYER_GENEVE;
13433                         break;
13434                 case RTE_FLOW_ITEM_TYPE_GENEVE_OPT:
13435                         ret = flow_dv_translate_item_geneve_opt(dev, match_mask,
13436                                                           match_value,
13437                                                           items, error);
13438                         if (ret)
13439                                 return rte_flow_error_set(error, -ret,
13440                                         RTE_FLOW_ERROR_TYPE_ITEM, NULL,
13441                                         "cannot create GENEVE TLV option");
13442                         flow->geneve_tlv_option = 1;
13443                         last_item = MLX5_FLOW_LAYER_GENEVE_OPT;
13444                         break;
13445                 case RTE_FLOW_ITEM_TYPE_MPLS:
13446                         flow_dv_translate_item_mpls(match_mask, match_value,
13447                                                     items, last_item, tunnel);
13448                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13449                         last_item = MLX5_FLOW_LAYER_MPLS;
13450                         break;
13451                 case RTE_FLOW_ITEM_TYPE_MARK:
13452                         flow_dv_translate_item_mark(dev, match_mask,
13453                                                     match_value, items);
13454                         last_item = MLX5_FLOW_ITEM_MARK;
13455                         break;
13456                 case RTE_FLOW_ITEM_TYPE_META:
13457                         flow_dv_translate_item_meta(dev, match_mask,
13458                                                     match_value, attr, items);
13459                         last_item = MLX5_FLOW_ITEM_METADATA;
13460                         break;
13461                 case RTE_FLOW_ITEM_TYPE_ICMP:
13462                         flow_dv_translate_item_icmp(match_mask, match_value,
13463                                                     items, tunnel);
13464                         last_item = MLX5_FLOW_LAYER_ICMP;
13465                         break;
13466                 case RTE_FLOW_ITEM_TYPE_ICMP6:
13467                         flow_dv_translate_item_icmp6(match_mask, match_value,
13468                                                       items, tunnel);
13469                         last_item = MLX5_FLOW_LAYER_ICMP6;
13470                         break;
13471                 case RTE_FLOW_ITEM_TYPE_TAG:
13472                         flow_dv_translate_item_tag(dev, match_mask,
13473                                                    match_value, items);
13474                         last_item = MLX5_FLOW_ITEM_TAG;
13475                         break;
13476                 case MLX5_RTE_FLOW_ITEM_TYPE_TAG:
13477                         flow_dv_translate_mlx5_item_tag(dev, match_mask,
13478                                                         match_value, items);
13479                         last_item = MLX5_FLOW_ITEM_TAG;
13480                         break;
13481                 case MLX5_RTE_FLOW_ITEM_TYPE_TX_QUEUE:
13482                         flow_dv_translate_item_tx_queue(dev, match_mask,
13483                                                         match_value,
13484                                                         items);
13485                         last_item = MLX5_FLOW_ITEM_TX_QUEUE;
13486                         break;
13487                 case RTE_FLOW_ITEM_TYPE_GTP:
13488                         flow_dv_translate_item_gtp(match_mask, match_value,
13489                                                    items, tunnel);
13490                         matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
13491                         last_item = MLX5_FLOW_LAYER_GTP;
13492                         break;
13493                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
13494                         ret = flow_dv_translate_item_gtp_psc(match_mask,
13495                                                           match_value,
13496                                                           items);
13497                         if (ret)
13498                                 return rte_flow_error_set(error, -ret,
13499                                         RTE_FLOW_ERROR_TYPE_ITEM, NULL,
13500                                         "cannot create GTP PSC item");
13501                         last_item = MLX5_FLOW_LAYER_GTP_PSC;
13502                         break;
13503                 case RTE_FLOW_ITEM_TYPE_ECPRI:
13504                         if (!mlx5_flex_parser_ecpri_exist(dev)) {
13505                                 /* Create it only the first time to be used. */
13506                                 ret = mlx5_flex_parser_ecpri_alloc(dev);
13507                                 if (ret)
13508                                         return rte_flow_error_set
13509                                                 (error, -ret,
13510                                                 RTE_FLOW_ERROR_TYPE_ITEM,
13511                                                 NULL,
13512                                                 "cannot create eCPRI parser");
13513                         }
13514                         flow_dv_translate_item_ecpri(dev, match_mask,
13515                                                      match_value, items,
13516                                                      last_item);
13517                         /* No other protocol should follow eCPRI layer. */
13518                         last_item = MLX5_FLOW_LAYER_ECPRI;
13519                         break;
13520                 case RTE_FLOW_ITEM_TYPE_INTEGRITY:
13521                         flow_dv_translate_item_integrity(match_mask,
13522                                                          match_value,
13523                                                          head_item, items);
13524                         break;
13525                 case RTE_FLOW_ITEM_TYPE_CONNTRACK:
13526                         flow_dv_translate_item_aso_ct(dev, match_mask,
13527                                                       match_value, items);
13528                         break;
13529                 default:
13530                         break;
13531                 }
13532                 item_flags |= last_item;
13533         }
13534         /*
13535          * When E-Switch mode is enabled, we have two cases where we need to
13536          * set the source port manually.
13537          * The first one, is in case of Nic steering rule, and the second is
13538          * E-Switch rule where no port_id item was found. In both cases
13539          * the source port is set according the current port in use.
13540          */
13541         if (!(item_flags & MLX5_FLOW_ITEM_PORT_ID) &&
13542             (priv->representor || priv->master)) {
13543                 if (flow_dv_translate_item_port_id(dev, match_mask,
13544                                                    match_value, NULL, attr))
13545                         return -rte_errno;
13546         }
13547 #ifdef RTE_LIBRTE_MLX5_DEBUG
13548         MLX5_ASSERT(!flow_dv_check_valid_spec(matcher.mask.buf,
13549                                               dev_flow->dv.value.buf));
13550 #endif
13551         /*
13552          * Layers may be already initialized from prefix flow if this dev_flow
13553          * is the suffix flow.
13554          */
13555         handle->layers |= item_flags;
13556         if (action_flags & MLX5_FLOW_ACTION_RSS)
13557                 flow_dv_hashfields_set(dev_flow, rss_desc);
13558         /* If has RSS action in the sample action, the Sample/Mirror resource
13559          * should be registered after the hash filed be update.
13560          */
13561         if (action_flags & MLX5_FLOW_ACTION_SAMPLE) {
13562                 ret = flow_dv_translate_action_sample(dev,
13563                                                       sample,
13564                                                       dev_flow, attr,
13565                                                       &num_of_dest,
13566                                                       sample_actions,
13567                                                       &sample_res,
13568                                                       error);
13569                 if (ret < 0)
13570                         return ret;
13571                 ret = flow_dv_create_action_sample(dev,
13572                                                    dev_flow,
13573                                                    num_of_dest,
13574                                                    &sample_res,
13575                                                    &mdest_res,
13576                                                    sample_actions,
13577                                                    action_flags,
13578                                                    error);
13579                 if (ret < 0)
13580                         return rte_flow_error_set
13581                                                 (error, rte_errno,
13582                                                 RTE_FLOW_ERROR_TYPE_ACTION,
13583                                                 NULL,
13584                                                 "cannot create sample action");
13585                 if (num_of_dest > 1) {
13586                         dev_flow->dv.actions[sample_act_pos] =
13587                         dev_flow->dv.dest_array_res->action;
13588                 } else {
13589                         dev_flow->dv.actions[sample_act_pos] =
13590                         dev_flow->dv.sample_res->verbs_action;
13591                 }
13592         }
13593         /*
13594          * For multiple destination (sample action with ratio=1), the encap
13595          * action and port id action will be combined into group action.
13596          * So need remove the original these actions in the flow and only
13597          * use the sample action instead of.
13598          */
13599         if (num_of_dest > 1 &&
13600             (sample_act->dr_port_id_action || sample_act->dr_jump_action)) {
13601                 int i;
13602                 void *temp_actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS] = {0};
13603
13604                 for (i = 0; i < actions_n; i++) {
13605                         if ((sample_act->dr_encap_action &&
13606                                 sample_act->dr_encap_action ==
13607                                 dev_flow->dv.actions[i]) ||
13608                                 (sample_act->dr_port_id_action &&
13609                                 sample_act->dr_port_id_action ==
13610                                 dev_flow->dv.actions[i]) ||
13611                                 (sample_act->dr_jump_action &&
13612                                 sample_act->dr_jump_action ==
13613                                 dev_flow->dv.actions[i]))
13614                                 continue;
13615                         temp_actions[tmp_actions_n++] = dev_flow->dv.actions[i];
13616                 }
13617                 memcpy((void *)dev_flow->dv.actions,
13618                                 (void *)temp_actions,
13619                                 tmp_actions_n * sizeof(void *));
13620                 actions_n = tmp_actions_n;
13621         }
13622         dev_flow->dv.actions_n = actions_n;
13623         dev_flow->act_flags = action_flags;
13624         if (wks->skip_matcher_reg)
13625                 return 0;
13626         /* Register matcher. */
13627         matcher.crc = rte_raw_cksum((const void *)matcher.mask.buf,
13628                                     matcher.mask.size);
13629         matcher.priority = mlx5_get_matcher_priority(dev, attr,
13630                                         matcher.priority);
13631         /**
13632          * When creating meter drop flow in drop table, using original
13633          * 5-tuple match, the matcher priority should be lower than
13634          * mtr_id matcher.
13635          */
13636         if (attr->group == MLX5_FLOW_TABLE_LEVEL_METER &&
13637             dev_flow->dv.table_id == MLX5_MTR_TABLE_ID_DROP &&
13638             matcher.priority <= MLX5_REG_BITS)
13639                 matcher.priority += MLX5_REG_BITS;
13640         /* reserved field no needs to be set to 0 here. */
13641         tbl_key.is_fdb = attr->transfer;
13642         tbl_key.is_egress = attr->egress;
13643         tbl_key.level = dev_flow->dv.group;
13644         tbl_key.id = dev_flow->dv.table_id;
13645         if (flow_dv_matcher_register(dev, &matcher, &tbl_key, dev_flow,
13646                                      tunnel, attr->group, error))
13647                 return -rte_errno;
13648         return 0;
13649 }
13650
13651 /**
13652  * Set hash RX queue by hash fields (see enum ibv_rx_hash_fields)
13653  * and tunnel.
13654  *
13655  * @param[in, out] action
13656  *   Shred RSS action holding hash RX queue objects.
13657  * @param[in] hash_fields
13658  *   Defines combination of packet fields to participate in RX hash.
13659  * @param[in] tunnel
13660  *   Tunnel type
13661  * @param[in] hrxq_idx
13662  *   Hash RX queue index to set.
13663  *
13664  * @return
13665  *   0 on success, otherwise negative errno value.
13666  */
13667 static int
13668 __flow_dv_action_rss_hrxq_set(struct mlx5_shared_action_rss *action,
13669                               const uint64_t hash_fields,
13670                               uint32_t hrxq_idx)
13671 {
13672         uint32_t *hrxqs = action->hrxq;
13673
13674         switch (hash_fields & ~IBV_RX_HASH_INNER) {
13675         case MLX5_RSS_HASH_IPV4:
13676                 /* fall-through. */
13677         case MLX5_RSS_HASH_IPV4_DST_ONLY:
13678                 /* fall-through. */
13679         case MLX5_RSS_HASH_IPV4_SRC_ONLY:
13680                 hrxqs[0] = hrxq_idx;
13681                 return 0;
13682         case MLX5_RSS_HASH_IPV4_TCP:
13683                 /* fall-through. */
13684         case MLX5_RSS_HASH_IPV4_TCP_DST_ONLY:
13685                 /* fall-through. */
13686         case MLX5_RSS_HASH_IPV4_TCP_SRC_ONLY:
13687                 hrxqs[1] = hrxq_idx;
13688                 return 0;
13689         case MLX5_RSS_HASH_IPV4_UDP:
13690                 /* fall-through. */
13691         case MLX5_RSS_HASH_IPV4_UDP_DST_ONLY:
13692                 /* fall-through. */
13693         case MLX5_RSS_HASH_IPV4_UDP_SRC_ONLY:
13694                 hrxqs[2] = hrxq_idx;
13695                 return 0;
13696         case MLX5_RSS_HASH_IPV6:
13697                 /* fall-through. */
13698         case MLX5_RSS_HASH_IPV6_DST_ONLY:
13699                 /* fall-through. */
13700         case MLX5_RSS_HASH_IPV6_SRC_ONLY:
13701                 hrxqs[3] = hrxq_idx;
13702                 return 0;
13703         case MLX5_RSS_HASH_IPV6_TCP:
13704                 /* fall-through. */
13705         case MLX5_RSS_HASH_IPV6_TCP_DST_ONLY:
13706                 /* fall-through. */
13707         case MLX5_RSS_HASH_IPV6_TCP_SRC_ONLY:
13708                 hrxqs[4] = hrxq_idx;
13709                 return 0;
13710         case MLX5_RSS_HASH_IPV6_UDP:
13711                 /* fall-through. */
13712         case MLX5_RSS_HASH_IPV6_UDP_DST_ONLY:
13713                 /* fall-through. */
13714         case MLX5_RSS_HASH_IPV6_UDP_SRC_ONLY:
13715                 hrxqs[5] = hrxq_idx;
13716                 return 0;
13717         case MLX5_RSS_HASH_NONE:
13718                 hrxqs[6] = hrxq_idx;
13719                 return 0;
13720         default:
13721                 return -1;
13722         }
13723 }
13724
13725 /**
13726  * Look up for hash RX queue by hash fields (see enum ibv_rx_hash_fields)
13727  * and tunnel.
13728  *
13729  * @param[in] dev
13730  *   Pointer to the Ethernet device structure.
13731  * @param[in] idx
13732  *   Shared RSS action ID holding hash RX queue objects.
13733  * @param[in] hash_fields
13734  *   Defines combination of packet fields to participate in RX hash.
13735  * @param[in] tunnel
13736  *   Tunnel type
13737  *
13738  * @return
13739  *   Valid hash RX queue index, otherwise 0.
13740  */
13741 static uint32_t
13742 __flow_dv_action_rss_hrxq_lookup(struct rte_eth_dev *dev, uint32_t idx,
13743                                  const uint64_t hash_fields)
13744 {
13745         struct mlx5_priv *priv = dev->data->dev_private;
13746         struct mlx5_shared_action_rss *shared_rss =
13747             mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], idx);
13748         const uint32_t *hrxqs = shared_rss->hrxq;
13749
13750         switch (hash_fields & ~IBV_RX_HASH_INNER) {
13751         case MLX5_RSS_HASH_IPV4:
13752                 /* fall-through. */
13753         case MLX5_RSS_HASH_IPV4_DST_ONLY:
13754                 /* fall-through. */
13755         case MLX5_RSS_HASH_IPV4_SRC_ONLY:
13756                 return hrxqs[0];
13757         case MLX5_RSS_HASH_IPV4_TCP:
13758                 /* fall-through. */
13759         case MLX5_RSS_HASH_IPV4_TCP_DST_ONLY:
13760                 /* fall-through. */
13761         case MLX5_RSS_HASH_IPV4_TCP_SRC_ONLY:
13762                 return hrxqs[1];
13763         case MLX5_RSS_HASH_IPV4_UDP:
13764                 /* fall-through. */
13765         case MLX5_RSS_HASH_IPV4_UDP_DST_ONLY:
13766                 /* fall-through. */
13767         case MLX5_RSS_HASH_IPV4_UDP_SRC_ONLY:
13768                 return hrxqs[2];
13769         case MLX5_RSS_HASH_IPV6:
13770                 /* fall-through. */
13771         case MLX5_RSS_HASH_IPV6_DST_ONLY:
13772                 /* fall-through. */
13773         case MLX5_RSS_HASH_IPV6_SRC_ONLY:
13774                 return hrxqs[3];
13775         case MLX5_RSS_HASH_IPV6_TCP:
13776                 /* fall-through. */
13777         case MLX5_RSS_HASH_IPV6_TCP_DST_ONLY:
13778                 /* fall-through. */
13779         case MLX5_RSS_HASH_IPV6_TCP_SRC_ONLY:
13780                 return hrxqs[4];
13781         case MLX5_RSS_HASH_IPV6_UDP:
13782                 /* fall-through. */
13783         case MLX5_RSS_HASH_IPV6_UDP_DST_ONLY:
13784                 /* fall-through. */
13785         case MLX5_RSS_HASH_IPV6_UDP_SRC_ONLY:
13786                 return hrxqs[5];
13787         case MLX5_RSS_HASH_NONE:
13788                 return hrxqs[6];
13789         default:
13790                 return 0;
13791         }
13792
13793 }
13794
13795 /**
13796  * Apply the flow to the NIC, lock free,
13797  * (mutex should be acquired by caller).
13798  *
13799  * @param[in] dev
13800  *   Pointer to the Ethernet device structure.
13801  * @param[in, out] flow
13802  *   Pointer to flow structure.
13803  * @param[out] error
13804  *   Pointer to error structure.
13805  *
13806  * @return
13807  *   0 on success, a negative errno value otherwise and rte_errno is set.
13808  */
13809 static int
13810 flow_dv_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
13811               struct rte_flow_error *error)
13812 {
13813         struct mlx5_flow_dv_workspace *dv;
13814         struct mlx5_flow_handle *dh;
13815         struct mlx5_flow_handle_dv *dv_h;
13816         struct mlx5_flow *dev_flow;
13817         struct mlx5_priv *priv = dev->data->dev_private;
13818         uint32_t handle_idx;
13819         int n;
13820         int err;
13821         int idx;
13822         struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
13823         struct mlx5_flow_rss_desc *rss_desc = &wks->rss_desc;
13824         uint8_t misc_mask;
13825
13826         MLX5_ASSERT(wks);
13827         for (idx = wks->flow_idx - 1; idx >= 0; idx--) {
13828                 dev_flow = &wks->flows[idx];
13829                 dv = &dev_flow->dv;
13830                 dh = dev_flow->handle;
13831                 dv_h = &dh->dvh;
13832                 n = dv->actions_n;
13833                 if (dh->fate_action == MLX5_FLOW_FATE_DROP) {
13834                         if (dv->transfer) {
13835                                 MLX5_ASSERT(priv->sh->dr_drop_action);
13836                                 dv->actions[n++] = priv->sh->dr_drop_action;
13837                         } else {
13838 #ifdef HAVE_MLX5DV_DR
13839                                 /* DR supports drop action placeholder. */
13840                                 MLX5_ASSERT(priv->sh->dr_drop_action);
13841                                 dv->actions[n++] = dv->group ?
13842                                         priv->sh->dr_drop_action :
13843                                         priv->root_drop_action;
13844 #else
13845                                 /* For DV we use the explicit drop queue. */
13846                                 MLX5_ASSERT(priv->drop_queue.hrxq);
13847                                 dv->actions[n++] =
13848                                                 priv->drop_queue.hrxq->action;
13849 #endif
13850                         }
13851                 } else if ((dh->fate_action == MLX5_FLOW_FATE_QUEUE &&
13852                            !dv_h->rix_sample && !dv_h->rix_dest_array)) {
13853                         struct mlx5_hrxq *hrxq;
13854                         uint32_t hrxq_idx;
13855
13856                         hrxq = flow_dv_hrxq_prepare(dev, dev_flow, rss_desc,
13857                                                     &hrxq_idx);
13858                         if (!hrxq) {
13859                                 rte_flow_error_set
13860                                         (error, rte_errno,
13861                                          RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
13862                                          "cannot get hash queue");
13863                                 goto error;
13864                         }
13865                         dh->rix_hrxq = hrxq_idx;
13866                         dv->actions[n++] = hrxq->action;
13867                 } else if (dh->fate_action == MLX5_FLOW_FATE_SHARED_RSS) {
13868                         struct mlx5_hrxq *hrxq = NULL;
13869                         uint32_t hrxq_idx;
13870
13871                         hrxq_idx = __flow_dv_action_rss_hrxq_lookup(dev,
13872                                                 rss_desc->shared_rss,
13873                                                 dev_flow->hash_fields);
13874                         if (hrxq_idx)
13875                                 hrxq = mlx5_ipool_get
13876                                         (priv->sh->ipool[MLX5_IPOOL_HRXQ],
13877                                          hrxq_idx);
13878                         if (!hrxq) {
13879                                 rte_flow_error_set
13880                                         (error, rte_errno,
13881                                          RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
13882                                          "cannot get hash queue");
13883                                 goto error;
13884                         }
13885                         dh->rix_srss = rss_desc->shared_rss;
13886                         dv->actions[n++] = hrxq->action;
13887                 } else if (dh->fate_action == MLX5_FLOW_FATE_DEFAULT_MISS) {
13888                         if (!priv->sh->default_miss_action) {
13889                                 rte_flow_error_set
13890                                         (error, rte_errno,
13891                                          RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
13892                                          "default miss action not be created.");
13893                                 goto error;
13894                         }
13895                         dv->actions[n++] = priv->sh->default_miss_action;
13896                 }
13897                 misc_mask = flow_dv_matcher_enable(dv->value.buf);
13898                 __flow_dv_adjust_buf_size(&dv->value.size, misc_mask);
13899                 err = mlx5_flow_os_create_flow(dv_h->matcher->matcher_object,
13900                                                (void *)&dv->value, n,
13901                                                dv->actions, &dh->drv_flow);
13902                 if (err) {
13903                         rte_flow_error_set
13904                                 (error, errno,
13905                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
13906                                 NULL,
13907                                 (!priv->config.allow_duplicate_pattern &&
13908                                 errno == EEXIST) ?
13909                                 "duplicating pattern is not allowed" :
13910                                 "hardware refuses to create flow");
13911                         goto error;
13912                 }
13913                 if (priv->vmwa_context &&
13914                     dh->vf_vlan.tag && !dh->vf_vlan.created) {
13915                         /*
13916                          * The rule contains the VLAN pattern.
13917                          * For VF we are going to create VLAN
13918                          * interface to make hypervisor set correct
13919                          * e-Switch vport context.
13920                          */
13921                         mlx5_vlan_vmwa_acquire(dev, &dh->vf_vlan);
13922                 }
13923         }
13924         return 0;
13925 error:
13926         err = rte_errno; /* Save rte_errno before cleanup. */
13927         SILIST_FOREACH(priv->sh->ipool[MLX5_IPOOL_MLX5_FLOW], flow->dev_handles,
13928                        handle_idx, dh, next) {
13929                 /* hrxq is union, don't clear it if the flag is not set. */
13930                 if (dh->fate_action == MLX5_FLOW_FATE_QUEUE && dh->rix_hrxq) {
13931                         mlx5_hrxq_release(dev, dh->rix_hrxq);
13932                         dh->rix_hrxq = 0;
13933                 } else if (dh->fate_action == MLX5_FLOW_FATE_SHARED_RSS) {
13934                         dh->rix_srss = 0;
13935                 }
13936                 if (dh->vf_vlan.tag && dh->vf_vlan.created)
13937                         mlx5_vlan_vmwa_release(dev, &dh->vf_vlan);
13938         }
13939         rte_errno = err; /* Restore rte_errno. */
13940         return -rte_errno;
13941 }
13942
13943 void
13944 flow_dv_matcher_remove_cb(void *tool_ctx __rte_unused,
13945                           struct mlx5_list_entry *entry)
13946 {
13947         struct mlx5_flow_dv_matcher *resource = container_of(entry,
13948                                                              typeof(*resource),
13949                                                              entry);
13950
13951         claim_zero(mlx5_flow_os_destroy_flow_matcher(resource->matcher_object));
13952         mlx5_free(resource);
13953 }
13954
13955 /**
13956  * Release the flow matcher.
13957  *
13958  * @param dev
13959  *   Pointer to Ethernet device.
13960  * @param port_id
13961  *   Index to port ID action resource.
13962  *
13963  * @return
13964  *   1 while a reference on it exists, 0 when freed.
13965  */
13966 static int
13967 flow_dv_matcher_release(struct rte_eth_dev *dev,
13968                         struct mlx5_flow_handle *handle)
13969 {
13970         struct mlx5_flow_dv_matcher *matcher = handle->dvh.matcher;
13971         struct mlx5_flow_tbl_data_entry *tbl = container_of(matcher->tbl,
13972                                                             typeof(*tbl), tbl);
13973         int ret;
13974
13975         MLX5_ASSERT(matcher->matcher_object);
13976         ret = mlx5_list_unregister(tbl->matchers, &matcher->entry);
13977         flow_dv_tbl_resource_release(MLX5_SH(dev), &tbl->tbl);
13978         return ret;
13979 }
13980
13981 void
13982 flow_dv_encap_decap_remove_cb(void *tool_ctx, struct mlx5_list_entry *entry)
13983 {
13984         struct mlx5_dev_ctx_shared *sh = tool_ctx;
13985         struct mlx5_flow_dv_encap_decap_resource *res =
13986                                        container_of(entry, typeof(*res), entry);
13987
13988         claim_zero(mlx5_flow_os_destroy_flow_action(res->action));
13989         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_DECAP_ENCAP], res->idx);
13990 }
13991
13992 /**
13993  * Release an encap/decap resource.
13994  *
13995  * @param dev
13996  *   Pointer to Ethernet device.
13997  * @param encap_decap_idx
13998  *   Index of encap decap resource.
13999  *
14000  * @return
14001  *   1 while a reference on it exists, 0 when freed.
14002  */
14003 static int
14004 flow_dv_encap_decap_resource_release(struct rte_eth_dev *dev,
14005                                      uint32_t encap_decap_idx)
14006 {
14007         struct mlx5_priv *priv = dev->data->dev_private;
14008         struct mlx5_flow_dv_encap_decap_resource *resource;
14009
14010         resource = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_DECAP_ENCAP],
14011                                   encap_decap_idx);
14012         if (!resource)
14013                 return 0;
14014         MLX5_ASSERT(resource->action);
14015         return mlx5_hlist_unregister(priv->sh->encaps_decaps, &resource->entry);
14016 }
14017
14018 /**
14019  * Release an jump to table action resource.
14020  *
14021  * @param dev
14022  *   Pointer to Ethernet device.
14023  * @param rix_jump
14024  *   Index to the jump action resource.
14025  *
14026  * @return
14027  *   1 while a reference on it exists, 0 when freed.
14028  */
14029 static int
14030 flow_dv_jump_tbl_resource_release(struct rte_eth_dev *dev,
14031                                   uint32_t rix_jump)
14032 {
14033         struct mlx5_priv *priv = dev->data->dev_private;
14034         struct mlx5_flow_tbl_data_entry *tbl_data;
14035
14036         tbl_data = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_JUMP],
14037                                   rix_jump);
14038         if (!tbl_data)
14039                 return 0;
14040         return flow_dv_tbl_resource_release(MLX5_SH(dev), &tbl_data->tbl);
14041 }
14042
14043 void
14044 flow_dv_modify_remove_cb(void *tool_ctx, struct mlx5_list_entry *entry)
14045 {
14046         struct mlx5_flow_dv_modify_hdr_resource *res =
14047                 container_of(entry, typeof(*res), entry);
14048         struct mlx5_dev_ctx_shared *sh = tool_ctx;
14049
14050         claim_zero(mlx5_flow_os_destroy_flow_action(res->action));
14051         mlx5_ipool_free(sh->mdh_ipools[res->actions_num - 1], res->idx);
14052 }
14053
14054 /**
14055  * Release a modify-header resource.
14056  *
14057  * @param dev
14058  *   Pointer to Ethernet device.
14059  * @param handle
14060  *   Pointer to mlx5_flow_handle.
14061  *
14062  * @return
14063  *   1 while a reference on it exists, 0 when freed.
14064  */
14065 static int
14066 flow_dv_modify_hdr_resource_release(struct rte_eth_dev *dev,
14067                                     struct mlx5_flow_handle *handle)
14068 {
14069         struct mlx5_priv *priv = dev->data->dev_private;
14070         struct mlx5_flow_dv_modify_hdr_resource *entry = handle->dvh.modify_hdr;
14071
14072         MLX5_ASSERT(entry->action);
14073         return mlx5_hlist_unregister(priv->sh->modify_cmds, &entry->entry);
14074 }
14075
14076 void
14077 flow_dv_port_id_remove_cb(void *tool_ctx, struct mlx5_list_entry *entry)
14078 {
14079         struct mlx5_dev_ctx_shared *sh = tool_ctx;
14080         struct mlx5_flow_dv_port_id_action_resource *resource =
14081                                   container_of(entry, typeof(*resource), entry);
14082
14083         claim_zero(mlx5_flow_os_destroy_flow_action(resource->action));
14084         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_PORT_ID], resource->idx);
14085 }
14086
14087 /**
14088  * Release port ID action resource.
14089  *
14090  * @param dev
14091  *   Pointer to Ethernet device.
14092  * @param handle
14093  *   Pointer to mlx5_flow_handle.
14094  *
14095  * @return
14096  *   1 while a reference on it exists, 0 when freed.
14097  */
14098 static int
14099 flow_dv_port_id_action_resource_release(struct rte_eth_dev *dev,
14100                                         uint32_t port_id)
14101 {
14102         struct mlx5_priv *priv = dev->data->dev_private;
14103         struct mlx5_flow_dv_port_id_action_resource *resource;
14104
14105         resource = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_PORT_ID], port_id);
14106         if (!resource)
14107                 return 0;
14108         MLX5_ASSERT(resource->action);
14109         return mlx5_list_unregister(priv->sh->port_id_action_list,
14110                                     &resource->entry);
14111 }
14112
14113 /**
14114  * Release shared RSS action resource.
14115  *
14116  * @param dev
14117  *   Pointer to Ethernet device.
14118  * @param srss
14119  *   Shared RSS action index.
14120  */
14121 static void
14122 flow_dv_shared_rss_action_release(struct rte_eth_dev *dev, uint32_t srss)
14123 {
14124         struct mlx5_priv *priv = dev->data->dev_private;
14125         struct mlx5_shared_action_rss *shared_rss;
14126
14127         shared_rss = mlx5_ipool_get
14128                         (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], srss);
14129         __atomic_sub_fetch(&shared_rss->refcnt, 1, __ATOMIC_RELAXED);
14130 }
14131
14132 void
14133 flow_dv_push_vlan_remove_cb(void *tool_ctx, struct mlx5_list_entry *entry)
14134 {
14135         struct mlx5_dev_ctx_shared *sh = tool_ctx;
14136         struct mlx5_flow_dv_push_vlan_action_resource *resource =
14137                         container_of(entry, typeof(*resource), entry);
14138
14139         claim_zero(mlx5_flow_os_destroy_flow_action(resource->action));
14140         mlx5_ipool_free(sh->ipool[MLX5_IPOOL_PUSH_VLAN], resource->idx);
14141 }
14142
14143 /**
14144  * Release push vlan action resource.
14145  *
14146  * @param dev
14147  *   Pointer to Ethernet device.
14148  * @param handle
14149  *   Pointer to mlx5_flow_handle.
14150  *
14151  * @return
14152  *   1 while a reference on it exists, 0 when freed.
14153  */
14154 static int
14155 flow_dv_push_vlan_action_resource_release(struct rte_eth_dev *dev,
14156                                           struct mlx5_flow_handle *handle)
14157 {
14158         struct mlx5_priv *priv = dev->data->dev_private;
14159         struct mlx5_flow_dv_push_vlan_action_resource *resource;
14160         uint32_t idx = handle->dvh.rix_push_vlan;
14161
14162         resource = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_PUSH_VLAN], idx);
14163         if (!resource)
14164                 return 0;
14165         MLX5_ASSERT(resource->action);
14166         return mlx5_list_unregister(priv->sh->push_vlan_action_list,
14167                                     &resource->entry);
14168 }
14169
14170 /**
14171  * Release the fate resource.
14172  *
14173  * @param dev
14174  *   Pointer to Ethernet device.
14175  * @param handle
14176  *   Pointer to mlx5_flow_handle.
14177  */
14178 static void
14179 flow_dv_fate_resource_release(struct rte_eth_dev *dev,
14180                                struct mlx5_flow_handle *handle)
14181 {
14182         if (!handle->rix_fate)
14183                 return;
14184         switch (handle->fate_action) {
14185         case MLX5_FLOW_FATE_QUEUE:
14186                 if (!handle->dvh.rix_sample && !handle->dvh.rix_dest_array)
14187                         mlx5_hrxq_release(dev, handle->rix_hrxq);
14188                 break;
14189         case MLX5_FLOW_FATE_JUMP:
14190                 flow_dv_jump_tbl_resource_release(dev, handle->rix_jump);
14191                 break;
14192         case MLX5_FLOW_FATE_PORT_ID:
14193                 flow_dv_port_id_action_resource_release(dev,
14194                                 handle->rix_port_id_action);
14195                 break;
14196         default:
14197                 DRV_LOG(DEBUG, "Incorrect fate action:%d", handle->fate_action);
14198                 break;
14199         }
14200         handle->rix_fate = 0;
14201 }
14202
14203 void
14204 flow_dv_sample_remove_cb(void *tool_ctx __rte_unused,
14205                          struct mlx5_list_entry *entry)
14206 {
14207         struct mlx5_flow_dv_sample_resource *resource = container_of(entry,
14208                                                               typeof(*resource),
14209                                                               entry);
14210         struct rte_eth_dev *dev = resource->dev;
14211         struct mlx5_priv *priv = dev->data->dev_private;
14212
14213         if (resource->verbs_action)
14214                 claim_zero(mlx5_flow_os_destroy_flow_action
14215                                                       (resource->verbs_action));
14216         if (resource->normal_path_tbl)
14217                 flow_dv_tbl_resource_release(MLX5_SH(dev),
14218                                              resource->normal_path_tbl);
14219         flow_dv_sample_sub_actions_release(dev, &resource->sample_idx);
14220         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_SAMPLE], resource->idx);
14221         DRV_LOG(DEBUG, "sample resource %p: removed", (void *)resource);
14222 }
14223
14224 /**
14225  * Release an sample resource.
14226  *
14227  * @param dev
14228  *   Pointer to Ethernet device.
14229  * @param handle
14230  *   Pointer to mlx5_flow_handle.
14231  *
14232  * @return
14233  *   1 while a reference on it exists, 0 when freed.
14234  */
14235 static int
14236 flow_dv_sample_resource_release(struct rte_eth_dev *dev,
14237                                      struct mlx5_flow_handle *handle)
14238 {
14239         struct mlx5_priv *priv = dev->data->dev_private;
14240         struct mlx5_flow_dv_sample_resource *resource;
14241
14242         resource = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_SAMPLE],
14243                                   handle->dvh.rix_sample);
14244         if (!resource)
14245                 return 0;
14246         MLX5_ASSERT(resource->verbs_action);
14247         return mlx5_list_unregister(priv->sh->sample_action_list,
14248                                     &resource->entry);
14249 }
14250
14251 void
14252 flow_dv_dest_array_remove_cb(void *tool_ctx __rte_unused,
14253                              struct mlx5_list_entry *entry)
14254 {
14255         struct mlx5_flow_dv_dest_array_resource *resource =
14256                         container_of(entry, typeof(*resource), entry);
14257         struct rte_eth_dev *dev = resource->dev;
14258         struct mlx5_priv *priv = dev->data->dev_private;
14259         uint32_t i = 0;
14260
14261         MLX5_ASSERT(resource->action);
14262         if (resource->action)
14263                 claim_zero(mlx5_flow_os_destroy_flow_action(resource->action));
14264         for (; i < resource->num_of_dest; i++)
14265                 flow_dv_sample_sub_actions_release(dev,
14266                                                    &resource->sample_idx[i]);
14267         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_DEST_ARRAY], resource->idx);
14268         DRV_LOG(DEBUG, "destination array resource %p: removed",
14269                 (void *)resource);
14270 }
14271
14272 /**
14273  * Release an destination array resource.
14274  *
14275  * @param dev
14276  *   Pointer to Ethernet device.
14277  * @param handle
14278  *   Pointer to mlx5_flow_handle.
14279  *
14280  * @return
14281  *   1 while a reference on it exists, 0 when freed.
14282  */
14283 static int
14284 flow_dv_dest_array_resource_release(struct rte_eth_dev *dev,
14285                                     struct mlx5_flow_handle *handle)
14286 {
14287         struct mlx5_priv *priv = dev->data->dev_private;
14288         struct mlx5_flow_dv_dest_array_resource *resource;
14289
14290         resource = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_DEST_ARRAY],
14291                                   handle->dvh.rix_dest_array);
14292         if (!resource)
14293                 return 0;
14294         MLX5_ASSERT(resource->action);
14295         return mlx5_list_unregister(priv->sh->dest_array_list,
14296                                     &resource->entry);
14297 }
14298
14299 static void
14300 flow_dv_geneve_tlv_option_resource_release(struct rte_eth_dev *dev)
14301 {
14302         struct mlx5_priv *priv = dev->data->dev_private;
14303         struct mlx5_dev_ctx_shared *sh = priv->sh;
14304         struct mlx5_geneve_tlv_option_resource *geneve_opt_resource =
14305                                 sh->geneve_tlv_option_resource;
14306         rte_spinlock_lock(&sh->geneve_tlv_opt_sl);
14307         if (geneve_opt_resource) {
14308                 if (!(__atomic_sub_fetch(&geneve_opt_resource->refcnt, 1,
14309                                          __ATOMIC_RELAXED))) {
14310                         claim_zero(mlx5_devx_cmd_destroy
14311                                         (geneve_opt_resource->obj));
14312                         mlx5_free(sh->geneve_tlv_option_resource);
14313                         sh->geneve_tlv_option_resource = NULL;
14314                 }
14315         }
14316         rte_spinlock_unlock(&sh->geneve_tlv_opt_sl);
14317 }
14318
14319 /**
14320  * Remove the flow from the NIC but keeps it in memory.
14321  * Lock free, (mutex should be acquired by caller).
14322  *
14323  * @param[in] dev
14324  *   Pointer to Ethernet device.
14325  * @param[in, out] flow
14326  *   Pointer to flow structure.
14327  */
14328 static void
14329 flow_dv_remove(struct rte_eth_dev *dev, struct rte_flow *flow)
14330 {
14331         struct mlx5_flow_handle *dh;
14332         uint32_t handle_idx;
14333         struct mlx5_priv *priv = dev->data->dev_private;
14334
14335         if (!flow)
14336                 return;
14337         handle_idx = flow->dev_handles;
14338         while (handle_idx) {
14339                 dh = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_MLX5_FLOW],
14340                                     handle_idx);
14341                 if (!dh)
14342                         return;
14343                 if (dh->drv_flow) {
14344                         claim_zero(mlx5_flow_os_destroy_flow(dh->drv_flow));
14345                         dh->drv_flow = NULL;
14346                 }
14347                 if (dh->fate_action == MLX5_FLOW_FATE_QUEUE)
14348                         flow_dv_fate_resource_release(dev, dh);
14349                 if (dh->vf_vlan.tag && dh->vf_vlan.created)
14350                         mlx5_vlan_vmwa_release(dev, &dh->vf_vlan);
14351                 handle_idx = dh->next.next;
14352         }
14353 }
14354
14355 /**
14356  * Remove the flow from the NIC and the memory.
14357  * Lock free, (mutex should be acquired by caller).
14358  *
14359  * @param[in] dev
14360  *   Pointer to the Ethernet device structure.
14361  * @param[in, out] flow
14362  *   Pointer to flow structure.
14363  */
14364 static void
14365 flow_dv_destroy(struct rte_eth_dev *dev, struct rte_flow *flow)
14366 {
14367         struct mlx5_flow_handle *dev_handle;
14368         struct mlx5_priv *priv = dev->data->dev_private;
14369         struct mlx5_flow_meter_info *fm = NULL;
14370         uint32_t srss = 0;
14371
14372         if (!flow)
14373                 return;
14374         flow_dv_remove(dev, flow);
14375         if (flow->counter) {
14376                 flow_dv_counter_free(dev, flow->counter);
14377                 flow->counter = 0;
14378         }
14379         if (flow->meter) {
14380                 fm = flow_dv_meter_find_by_idx(priv, flow->meter);
14381                 if (fm)
14382                         mlx5_flow_meter_detach(priv, fm);
14383                 flow->meter = 0;
14384         }
14385         /* Keep the current age handling by default. */
14386         if (flow->indirect_type == MLX5_INDIRECT_ACTION_TYPE_CT && flow->ct)
14387                 flow_dv_aso_ct_release(dev, flow->ct, NULL);
14388         else if (flow->age)
14389                 flow_dv_aso_age_release(dev, flow->age);
14390         if (flow->geneve_tlv_option) {
14391                 flow_dv_geneve_tlv_option_resource_release(dev);
14392                 flow->geneve_tlv_option = 0;
14393         }
14394         while (flow->dev_handles) {
14395                 uint32_t tmp_idx = flow->dev_handles;
14396
14397                 dev_handle = mlx5_ipool_get(priv->sh->ipool
14398                                             [MLX5_IPOOL_MLX5_FLOW], tmp_idx);
14399                 if (!dev_handle)
14400                         return;
14401                 flow->dev_handles = dev_handle->next.next;
14402                 if (dev_handle->dvh.matcher)
14403                         flow_dv_matcher_release(dev, dev_handle);
14404                 if (dev_handle->dvh.rix_sample)
14405                         flow_dv_sample_resource_release(dev, dev_handle);
14406                 if (dev_handle->dvh.rix_dest_array)
14407                         flow_dv_dest_array_resource_release(dev, dev_handle);
14408                 if (dev_handle->dvh.rix_encap_decap)
14409                         flow_dv_encap_decap_resource_release(dev,
14410                                 dev_handle->dvh.rix_encap_decap);
14411                 if (dev_handle->dvh.modify_hdr)
14412                         flow_dv_modify_hdr_resource_release(dev, dev_handle);
14413                 if (dev_handle->dvh.rix_push_vlan)
14414                         flow_dv_push_vlan_action_resource_release(dev,
14415                                                                   dev_handle);
14416                 if (dev_handle->dvh.rix_tag)
14417                         flow_dv_tag_release(dev,
14418                                             dev_handle->dvh.rix_tag);
14419                 if (dev_handle->fate_action != MLX5_FLOW_FATE_SHARED_RSS)
14420                         flow_dv_fate_resource_release(dev, dev_handle);
14421                 else if (!srss)
14422                         srss = dev_handle->rix_srss;
14423                 if (fm && dev_handle->is_meter_flow_id &&
14424                     dev_handle->split_flow_id)
14425                         mlx5_ipool_free(fm->flow_ipool,
14426                                         dev_handle->split_flow_id);
14427                 else if (dev_handle->split_flow_id &&
14428                     !dev_handle->is_meter_flow_id)
14429                         mlx5_ipool_free(priv->sh->ipool
14430                                         [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID],
14431                                         dev_handle->split_flow_id);
14432                 mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MLX5_FLOW],
14433                            tmp_idx);
14434         }
14435         if (srss)
14436                 flow_dv_shared_rss_action_release(dev, srss);
14437 }
14438
14439 /**
14440  * Release array of hash RX queue objects.
14441  * Helper function.
14442  *
14443  * @param[in] dev
14444  *   Pointer to the Ethernet device structure.
14445  * @param[in, out] hrxqs
14446  *   Array of hash RX queue objects.
14447  *
14448  * @return
14449  *   Total number of references to hash RX queue objects in *hrxqs* array
14450  *   after this operation.
14451  */
14452 static int
14453 __flow_dv_hrxqs_release(struct rte_eth_dev *dev,
14454                         uint32_t (*hrxqs)[MLX5_RSS_HASH_FIELDS_LEN])
14455 {
14456         size_t i;
14457         int remaining = 0;
14458
14459         for (i = 0; i < RTE_DIM(*hrxqs); i++) {
14460                 int ret = mlx5_hrxq_release(dev, (*hrxqs)[i]);
14461
14462                 if (!ret)
14463                         (*hrxqs)[i] = 0;
14464                 remaining += ret;
14465         }
14466         return remaining;
14467 }
14468
14469 /**
14470  * Release all hash RX queue objects representing shared RSS action.
14471  *
14472  * @param[in] dev
14473  *   Pointer to the Ethernet device structure.
14474  * @param[in, out] action
14475  *   Shared RSS action to remove hash RX queue objects from.
14476  *
14477  * @return
14478  *   Total number of references to hash RX queue objects stored in *action*
14479  *   after this operation.
14480  *   Expected to be 0 if no external references held.
14481  */
14482 static int
14483 __flow_dv_action_rss_hrxqs_release(struct rte_eth_dev *dev,
14484                                  struct mlx5_shared_action_rss *shared_rss)
14485 {
14486         return __flow_dv_hrxqs_release(dev, &shared_rss->hrxq);
14487 }
14488
14489 /**
14490  * Adjust L3/L4 hash value of pre-created shared RSS hrxq according to
14491  * user input.
14492  *
14493  * Only one hash value is available for one L3+L4 combination:
14494  * for example:
14495  * MLX5_RSS_HASH_IPV4, MLX5_RSS_HASH_IPV4_SRC_ONLY, and
14496  * MLX5_RSS_HASH_IPV4_DST_ONLY are mutually exclusive so they can share
14497  * same slot in mlx5_rss_hash_fields.
14498  *
14499  * @param[in] rss
14500  *   Pointer to the shared action RSS conf.
14501  * @param[in, out] hash_field
14502  *   hash_field variable needed to be adjusted.
14503  *
14504  * @return
14505  *   void
14506  */
14507 static void
14508 __flow_dv_action_rss_l34_hash_adjust(struct mlx5_shared_action_rss *rss,
14509                                      uint64_t *hash_field)
14510 {
14511         uint64_t rss_types = rss->origin.types;
14512
14513         switch (*hash_field & ~IBV_RX_HASH_INNER) {
14514         case MLX5_RSS_HASH_IPV4:
14515                 if (rss_types & MLX5_IPV4_LAYER_TYPES) {
14516                         *hash_field &= ~MLX5_RSS_HASH_IPV4;
14517                         if (rss_types & ETH_RSS_L3_DST_ONLY)
14518                                 *hash_field |= IBV_RX_HASH_DST_IPV4;
14519                         else if (rss_types & ETH_RSS_L3_SRC_ONLY)
14520                                 *hash_field |= IBV_RX_HASH_SRC_IPV4;
14521                         else
14522                                 *hash_field |= MLX5_RSS_HASH_IPV4;
14523                 }
14524                 return;
14525         case MLX5_RSS_HASH_IPV6:
14526                 if (rss_types & MLX5_IPV6_LAYER_TYPES) {
14527                         *hash_field &= ~MLX5_RSS_HASH_IPV6;
14528                         if (rss_types & ETH_RSS_L3_DST_ONLY)
14529                                 *hash_field |= IBV_RX_HASH_DST_IPV6;
14530                         else if (rss_types & ETH_RSS_L3_SRC_ONLY)
14531                                 *hash_field |= IBV_RX_HASH_SRC_IPV6;
14532                         else
14533                                 *hash_field |= MLX5_RSS_HASH_IPV6;
14534                 }
14535                 return;
14536         case MLX5_RSS_HASH_IPV4_UDP:
14537                 /* fall-through. */
14538         case MLX5_RSS_HASH_IPV6_UDP:
14539                 if (rss_types & ETH_RSS_UDP) {
14540                         *hash_field &= ~MLX5_UDP_IBV_RX_HASH;
14541                         if (rss_types & ETH_RSS_L4_DST_ONLY)
14542                                 *hash_field |= IBV_RX_HASH_DST_PORT_UDP;
14543                         else if (rss_types & ETH_RSS_L4_SRC_ONLY)
14544                                 *hash_field |= IBV_RX_HASH_SRC_PORT_UDP;
14545                         else
14546                                 *hash_field |= MLX5_UDP_IBV_RX_HASH;
14547                 }
14548                 return;
14549         case MLX5_RSS_HASH_IPV4_TCP:
14550                 /* fall-through. */
14551         case MLX5_RSS_HASH_IPV6_TCP:
14552                 if (rss_types & ETH_RSS_TCP) {
14553                         *hash_field &= ~MLX5_TCP_IBV_RX_HASH;
14554                         if (rss_types & ETH_RSS_L4_DST_ONLY)
14555                                 *hash_field |= IBV_RX_HASH_DST_PORT_TCP;
14556                         else if (rss_types & ETH_RSS_L4_SRC_ONLY)
14557                                 *hash_field |= IBV_RX_HASH_SRC_PORT_TCP;
14558                         else
14559                                 *hash_field |= MLX5_TCP_IBV_RX_HASH;
14560                 }
14561                 return;
14562         default:
14563                 return;
14564         }
14565 }
14566
14567 /**
14568  * Setup shared RSS action.
14569  * Prepare set of hash RX queue objects sufficient to handle all valid
14570  * hash_fields combinations (see enum ibv_rx_hash_fields).
14571  *
14572  * @param[in] dev
14573  *   Pointer to the Ethernet device structure.
14574  * @param[in] action_idx
14575  *   Shared RSS action ipool index.
14576  * @param[in, out] action
14577  *   Partially initialized shared RSS action.
14578  * @param[out] error
14579  *   Perform verbose error reporting if not NULL. Initialized in case of
14580  *   error only.
14581  *
14582  * @return
14583  *   0 on success, otherwise negative errno value.
14584  */
14585 static int
14586 __flow_dv_action_rss_setup(struct rte_eth_dev *dev,
14587                            uint32_t action_idx,
14588                            struct mlx5_shared_action_rss *shared_rss,
14589                            struct rte_flow_error *error)
14590 {
14591         struct mlx5_flow_rss_desc rss_desc = { 0 };
14592         size_t i;
14593         int err;
14594
14595         if (mlx5_ind_table_obj_setup(dev, shared_rss->ind_tbl)) {
14596                 return rte_flow_error_set(error, rte_errno,
14597                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
14598                                           "cannot setup indirection table");
14599         }
14600         memcpy(rss_desc.key, shared_rss->origin.key, MLX5_RSS_HASH_KEY_LEN);
14601         rss_desc.key_len = MLX5_RSS_HASH_KEY_LEN;
14602         rss_desc.const_q = shared_rss->origin.queue;
14603         rss_desc.queue_num = shared_rss->origin.queue_num;
14604         /* Set non-zero value to indicate a shared RSS. */
14605         rss_desc.shared_rss = action_idx;
14606         rss_desc.ind_tbl = shared_rss->ind_tbl;
14607         for (i = 0; i < MLX5_RSS_HASH_FIELDS_LEN; i++) {
14608                 uint32_t hrxq_idx;
14609                 uint64_t hash_fields = mlx5_rss_hash_fields[i];
14610                 int tunnel = 0;
14611
14612                 __flow_dv_action_rss_l34_hash_adjust(shared_rss, &hash_fields);
14613                 if (shared_rss->origin.level > 1) {
14614                         hash_fields |= IBV_RX_HASH_INNER;
14615                         tunnel = 1;
14616                 }
14617                 rss_desc.tunnel = tunnel;
14618                 rss_desc.hash_fields = hash_fields;
14619                 hrxq_idx = mlx5_hrxq_get(dev, &rss_desc);
14620                 if (!hrxq_idx) {
14621                         rte_flow_error_set
14622                                 (error, rte_errno,
14623                                  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
14624                                  "cannot get hash queue");
14625                         goto error_hrxq_new;
14626                 }
14627                 err = __flow_dv_action_rss_hrxq_set
14628                         (shared_rss, hash_fields, hrxq_idx);
14629                 MLX5_ASSERT(!err);
14630         }
14631         return 0;
14632 error_hrxq_new:
14633         err = rte_errno;
14634         __flow_dv_action_rss_hrxqs_release(dev, shared_rss);
14635         if (!mlx5_ind_table_obj_release(dev, shared_rss->ind_tbl, true))
14636                 shared_rss->ind_tbl = NULL;
14637         rte_errno = err;
14638         return -rte_errno;
14639 }
14640
14641 /**
14642  * Create shared RSS action.
14643  *
14644  * @param[in] dev
14645  *   Pointer to the Ethernet device structure.
14646  * @param[in] conf
14647  *   Shared action configuration.
14648  * @param[in] rss
14649  *   RSS action specification used to create shared action.
14650  * @param[out] error
14651  *   Perform verbose error reporting if not NULL. Initialized in case of
14652  *   error only.
14653  *
14654  * @return
14655  *   A valid shared action ID in case of success, 0 otherwise and
14656  *   rte_errno is set.
14657  */
14658 static uint32_t
14659 __flow_dv_action_rss_create(struct rte_eth_dev *dev,
14660                             const struct rte_flow_indir_action_conf *conf,
14661                             const struct rte_flow_action_rss *rss,
14662                             struct rte_flow_error *error)
14663 {
14664         struct mlx5_priv *priv = dev->data->dev_private;
14665         struct mlx5_shared_action_rss *shared_rss = NULL;
14666         void *queue = NULL;
14667         struct rte_flow_action_rss *origin;
14668         const uint8_t *rss_key;
14669         uint32_t queue_size = rss->queue_num * sizeof(uint16_t);
14670         uint32_t idx;
14671
14672         RTE_SET_USED(conf);
14673         queue = mlx5_malloc(0, RTE_ALIGN_CEIL(queue_size, sizeof(void *)),
14674                             0, SOCKET_ID_ANY);
14675         shared_rss = mlx5_ipool_zmalloc
14676                          (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], &idx);
14677         if (!shared_rss || !queue) {
14678                 rte_flow_error_set(error, ENOMEM,
14679                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
14680                                    "cannot allocate resource memory");
14681                 goto error_rss_init;
14682         }
14683         if (idx > (1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET)) {
14684                 rte_flow_error_set(error, E2BIG,
14685                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
14686                                    "rss action number out of range");
14687                 goto error_rss_init;
14688         }
14689         shared_rss->ind_tbl = mlx5_malloc(MLX5_MEM_ZERO,
14690                                           sizeof(*shared_rss->ind_tbl),
14691                                           0, SOCKET_ID_ANY);
14692         if (!shared_rss->ind_tbl) {
14693                 rte_flow_error_set(error, ENOMEM,
14694                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
14695                                    "cannot allocate resource memory");
14696                 goto error_rss_init;
14697         }
14698         memcpy(queue, rss->queue, queue_size);
14699         shared_rss->ind_tbl->queues = queue;
14700         shared_rss->ind_tbl->queues_n = rss->queue_num;
14701         origin = &shared_rss->origin;
14702         origin->func = rss->func;
14703         origin->level = rss->level;
14704         /* RSS type 0 indicates default RSS type (ETH_RSS_IP). */
14705         origin->types = !rss->types ? ETH_RSS_IP : rss->types;
14706         /* NULL RSS key indicates default RSS key. */
14707         rss_key = !rss->key ? rss_hash_default_key : rss->key;
14708         memcpy(shared_rss->key, rss_key, MLX5_RSS_HASH_KEY_LEN);
14709         origin->key = &shared_rss->key[0];
14710         origin->key_len = MLX5_RSS_HASH_KEY_LEN;
14711         origin->queue = queue;
14712         origin->queue_num = rss->queue_num;
14713         if (__flow_dv_action_rss_setup(dev, idx, shared_rss, error))
14714                 goto error_rss_init;
14715         rte_spinlock_init(&shared_rss->action_rss_sl);
14716         __atomic_add_fetch(&shared_rss->refcnt, 1, __ATOMIC_RELAXED);
14717         rte_spinlock_lock(&priv->shared_act_sl);
14718         ILIST_INSERT(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
14719                      &priv->rss_shared_actions, idx, shared_rss, next);
14720         rte_spinlock_unlock(&priv->shared_act_sl);
14721         return idx;
14722 error_rss_init:
14723         if (shared_rss) {
14724                 if (shared_rss->ind_tbl)
14725                         mlx5_free(shared_rss->ind_tbl);
14726                 mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
14727                                 idx);
14728         }
14729         if (queue)
14730                 mlx5_free(queue);
14731         return 0;
14732 }
14733
14734 /**
14735  * Destroy the shared RSS action.
14736  * Release related hash RX queue objects.
14737  *
14738  * @param[in] dev
14739  *   Pointer to the Ethernet device structure.
14740  * @param[in] idx
14741  *   The shared RSS action object ID to be removed.
14742  * @param[out] error
14743  *   Perform verbose error reporting if not NULL. Initialized in case of
14744  *   error only.
14745  *
14746  * @return
14747  *   0 on success, otherwise negative errno value.
14748  */
14749 static int
14750 __flow_dv_action_rss_release(struct rte_eth_dev *dev, uint32_t idx,
14751                              struct rte_flow_error *error)
14752 {
14753         struct mlx5_priv *priv = dev->data->dev_private;
14754         struct mlx5_shared_action_rss *shared_rss =
14755             mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], idx);
14756         uint32_t old_refcnt = 1;
14757         int remaining;
14758         uint16_t *queue = NULL;
14759
14760         if (!shared_rss)
14761                 return rte_flow_error_set(error, EINVAL,
14762                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
14763                                           "invalid shared action");
14764         if (!__atomic_compare_exchange_n(&shared_rss->refcnt, &old_refcnt,
14765                                          0, 0, __ATOMIC_ACQUIRE,
14766                                          __ATOMIC_RELAXED))
14767                 return rte_flow_error_set(error, EBUSY,
14768                                           RTE_FLOW_ERROR_TYPE_ACTION,
14769                                           NULL,
14770                                           "shared rss has references");
14771         remaining = __flow_dv_action_rss_hrxqs_release(dev, shared_rss);
14772         if (remaining)
14773                 return rte_flow_error_set(error, EBUSY,
14774                                           RTE_FLOW_ERROR_TYPE_ACTION,
14775                                           NULL,
14776                                           "shared rss hrxq has references");
14777         queue = shared_rss->ind_tbl->queues;
14778         remaining = mlx5_ind_table_obj_release(dev, shared_rss->ind_tbl, true);
14779         if (remaining)
14780                 return rte_flow_error_set(error, EBUSY,
14781                                           RTE_FLOW_ERROR_TYPE_ACTION,
14782                                           NULL,
14783                                           "shared rss indirection table has"
14784                                           " references");
14785         mlx5_free(queue);
14786         rte_spinlock_lock(&priv->shared_act_sl);
14787         ILIST_REMOVE(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
14788                      &priv->rss_shared_actions, idx, shared_rss, next);
14789         rte_spinlock_unlock(&priv->shared_act_sl);
14790         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
14791                         idx);
14792         return 0;
14793 }
14794
14795 /**
14796  * Create indirect action, lock free,
14797  * (mutex should be acquired by caller).
14798  * Dispatcher for action type specific call.
14799  *
14800  * @param[in] dev
14801  *   Pointer to the Ethernet device structure.
14802  * @param[in] conf
14803  *   Shared action configuration.
14804  * @param[in] action
14805  *   Action specification used to create indirect action.
14806  * @param[out] error
14807  *   Perform verbose error reporting if not NULL. Initialized in case of
14808  *   error only.
14809  *
14810  * @return
14811  *   A valid shared action handle in case of success, NULL otherwise and
14812  *   rte_errno is set.
14813  */
14814 static struct rte_flow_action_handle *
14815 flow_dv_action_create(struct rte_eth_dev *dev,
14816                       const struct rte_flow_indir_action_conf *conf,
14817                       const struct rte_flow_action *action,
14818                       struct rte_flow_error *err)
14819 {
14820         struct mlx5_priv *priv = dev->data->dev_private;
14821         uint32_t age_idx = 0;
14822         uint32_t idx = 0;
14823         uint32_t ret = 0;
14824
14825         switch (action->type) {
14826         case RTE_FLOW_ACTION_TYPE_RSS:
14827                 ret = __flow_dv_action_rss_create(dev, conf, action->conf, err);
14828                 idx = (MLX5_INDIRECT_ACTION_TYPE_RSS <<
14829                        MLX5_INDIRECT_ACTION_TYPE_OFFSET) | ret;
14830                 break;
14831         case RTE_FLOW_ACTION_TYPE_AGE:
14832                 age_idx = flow_dv_aso_age_alloc(dev, err);
14833                 if (!age_idx) {
14834                         ret = -rte_errno;
14835                         break;
14836                 }
14837                 idx = (MLX5_INDIRECT_ACTION_TYPE_AGE <<
14838                        MLX5_INDIRECT_ACTION_TYPE_OFFSET) | age_idx;
14839                 flow_dv_aso_age_params_init(dev, age_idx,
14840                                         ((const struct rte_flow_action_age *)
14841                                                 action->conf)->context ?
14842                                         ((const struct rte_flow_action_age *)
14843                                                 action->conf)->context :
14844                                         (void *)(uintptr_t)idx,
14845                                         ((const struct rte_flow_action_age *)
14846                                                 action->conf)->timeout);
14847                 ret = age_idx;
14848                 break;
14849         case RTE_FLOW_ACTION_TYPE_COUNT:
14850                 ret = flow_dv_translate_create_counter(dev, NULL, NULL, NULL);
14851                 idx = (MLX5_INDIRECT_ACTION_TYPE_COUNT <<
14852                        MLX5_INDIRECT_ACTION_TYPE_OFFSET) | ret;
14853                 break;
14854         case RTE_FLOW_ACTION_TYPE_CONNTRACK:
14855                 ret = flow_dv_translate_create_conntrack(dev, action->conf,
14856                                                          err);
14857                 idx = MLX5_INDIRECT_ACT_CT_GEN_IDX(PORT_ID(priv), ret);
14858                 break;
14859         default:
14860                 rte_flow_error_set(err, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
14861                                    NULL, "action type not supported");
14862                 break;
14863         }
14864         return ret ? (struct rte_flow_action_handle *)(uintptr_t)idx : NULL;
14865 }
14866
14867 /**
14868  * Destroy the indirect action.
14869  * Release action related resources on the NIC and the memory.
14870  * Lock free, (mutex should be acquired by caller).
14871  * Dispatcher for action type specific call.
14872  *
14873  * @param[in] dev
14874  *   Pointer to the Ethernet device structure.
14875  * @param[in] handle
14876  *   The indirect action object handle to be removed.
14877  * @param[out] error
14878  *   Perform verbose error reporting if not NULL. Initialized in case of
14879  *   error only.
14880  *
14881  * @return
14882  *   0 on success, otherwise negative errno value.
14883  */
14884 static int
14885 flow_dv_action_destroy(struct rte_eth_dev *dev,
14886                        struct rte_flow_action_handle *handle,
14887                        struct rte_flow_error *error)
14888 {
14889         uint32_t act_idx = (uint32_t)(uintptr_t)handle;
14890         uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
14891         uint32_t idx = act_idx & ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
14892         struct mlx5_flow_counter *cnt;
14893         uint32_t no_flow_refcnt = 1;
14894         int ret;
14895
14896         switch (type) {
14897         case MLX5_INDIRECT_ACTION_TYPE_RSS:
14898                 return __flow_dv_action_rss_release(dev, idx, error);
14899         case MLX5_INDIRECT_ACTION_TYPE_COUNT:
14900                 cnt = flow_dv_counter_get_by_idx(dev, idx, NULL);
14901                 if (!__atomic_compare_exchange_n(&cnt->shared_info.refcnt,
14902                                                  &no_flow_refcnt, 1, false,
14903                                                  __ATOMIC_ACQUIRE,
14904                                                  __ATOMIC_RELAXED))
14905                         return rte_flow_error_set(error, EBUSY,
14906                                                   RTE_FLOW_ERROR_TYPE_ACTION,
14907                                                   NULL,
14908                                                   "Indirect count action has references");
14909                 flow_dv_counter_free(dev, idx);
14910                 return 0;
14911         case MLX5_INDIRECT_ACTION_TYPE_AGE:
14912                 ret = flow_dv_aso_age_release(dev, idx);
14913                 if (ret)
14914                         /*
14915                          * In this case, the last flow has a reference will
14916                          * actually release the age action.
14917                          */
14918                         DRV_LOG(DEBUG, "Indirect age action %" PRIu32 " was"
14919                                 " released with references %d.", idx, ret);
14920                 return 0;
14921         case MLX5_INDIRECT_ACTION_TYPE_CT:
14922                 ret = flow_dv_aso_ct_release(dev, idx, error);
14923                 if (ret < 0)
14924                         return ret;
14925                 if (ret > 0)
14926                         DRV_LOG(DEBUG, "Connection tracking object %u still "
14927                                 "has references %d.", idx, ret);
14928                 return 0;
14929         default:
14930                 return rte_flow_error_set(error, ENOTSUP,
14931                                           RTE_FLOW_ERROR_TYPE_ACTION,
14932                                           NULL,
14933                                           "action type not supported");
14934         }
14935 }
14936
14937 /**
14938  * Updates in place shared RSS action configuration.
14939  *
14940  * @param[in] dev
14941  *   Pointer to the Ethernet device structure.
14942  * @param[in] idx
14943  *   The shared RSS action object ID to be updated.
14944  * @param[in] action_conf
14945  *   RSS action specification used to modify *shared_rss*.
14946  * @param[out] error
14947  *   Perform verbose error reporting if not NULL. Initialized in case of
14948  *   error only.
14949  *
14950  * @return
14951  *   0 on success, otherwise negative errno value.
14952  * @note: currently only support update of RSS queues.
14953  */
14954 static int
14955 __flow_dv_action_rss_update(struct rte_eth_dev *dev, uint32_t idx,
14956                             const struct rte_flow_action_rss *action_conf,
14957                             struct rte_flow_error *error)
14958 {
14959         struct mlx5_priv *priv = dev->data->dev_private;
14960         struct mlx5_shared_action_rss *shared_rss =
14961             mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], idx);
14962         int ret = 0;
14963         void *queue = NULL;
14964         uint16_t *queue_old = NULL;
14965         uint32_t queue_size = action_conf->queue_num * sizeof(uint16_t);
14966
14967         if (!shared_rss)
14968                 return rte_flow_error_set(error, EINVAL,
14969                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
14970                                           "invalid shared action to update");
14971         if (priv->obj_ops.ind_table_modify == NULL)
14972                 return rte_flow_error_set(error, ENOTSUP,
14973                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
14974                                           "cannot modify indirection table");
14975         queue = mlx5_malloc(MLX5_MEM_ZERO,
14976                             RTE_ALIGN_CEIL(queue_size, sizeof(void *)),
14977                             0, SOCKET_ID_ANY);
14978         if (!queue)
14979                 return rte_flow_error_set(error, ENOMEM,
14980                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
14981                                           NULL,
14982                                           "cannot allocate resource memory");
14983         memcpy(queue, action_conf->queue, queue_size);
14984         MLX5_ASSERT(shared_rss->ind_tbl);
14985         rte_spinlock_lock(&shared_rss->action_rss_sl);
14986         queue_old = shared_rss->ind_tbl->queues;
14987         ret = mlx5_ind_table_obj_modify(dev, shared_rss->ind_tbl,
14988                                         queue, action_conf->queue_num, true);
14989         if (ret) {
14990                 mlx5_free(queue);
14991                 ret = rte_flow_error_set(error, rte_errno,
14992                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
14993                                           "cannot update indirection table");
14994         } else {
14995                 mlx5_free(queue_old);
14996                 shared_rss->origin.queue = queue;
14997                 shared_rss->origin.queue_num = action_conf->queue_num;
14998         }
14999         rte_spinlock_unlock(&shared_rss->action_rss_sl);
15000         return ret;
15001 }
15002
15003 /*
15004  * Updates in place conntrack context or direction.
15005  * Context update should be synchronized.
15006  *
15007  * @param[in] dev
15008  *   Pointer to the Ethernet device structure.
15009  * @param[in] idx
15010  *   The conntrack object ID to be updated.
15011  * @param[in] update
15012  *   Pointer to the structure of information to update.
15013  * @param[out] error
15014  *   Perform verbose error reporting if not NULL. Initialized in case of
15015  *   error only.
15016  *
15017  * @return
15018  *   0 on success, otherwise negative errno value.
15019  */
15020 static int
15021 __flow_dv_action_ct_update(struct rte_eth_dev *dev, uint32_t idx,
15022                            const struct rte_flow_modify_conntrack *update,
15023                            struct rte_flow_error *error)
15024 {
15025         struct mlx5_priv *priv = dev->data->dev_private;
15026         struct mlx5_aso_ct_action *ct;
15027         const struct rte_flow_action_conntrack *new_prf;
15028         int ret = 0;
15029         uint16_t owner = (uint16_t)MLX5_INDIRECT_ACT_CT_GET_OWNER(idx);
15030         uint32_t dev_idx;
15031
15032         if (PORT_ID(priv) != owner)
15033                 return rte_flow_error_set(error, EACCES,
15034                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15035                                           NULL,
15036                                           "CT object owned by another port");
15037         dev_idx = MLX5_INDIRECT_ACT_CT_GET_IDX(idx);
15038         ct = flow_aso_ct_get_by_dev_idx(dev, dev_idx);
15039         if (!ct->refcnt)
15040                 return rte_flow_error_set(error, ENOMEM,
15041                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15042                                           NULL,
15043                                           "CT object is inactive");
15044         new_prf = &update->new_ct;
15045         if (update->direction)
15046                 ct->is_original = !!new_prf->is_original_dir;
15047         if (update->state) {
15048                 /* Only validate the profile when it needs to be updated. */
15049                 ret = mlx5_validate_action_ct(dev, new_prf, error);
15050                 if (ret)
15051                         return ret;
15052                 ret = mlx5_aso_ct_update_by_wqe(priv->sh, ct, new_prf);
15053                 if (ret)
15054                         return rte_flow_error_set(error, EIO,
15055                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15056                                         NULL,
15057                                         "Failed to send CT context update WQE");
15058                 /* Block until ready or a failure. */
15059                 ret = mlx5_aso_ct_available(priv->sh, ct);
15060                 if (ret)
15061                         rte_flow_error_set(error, rte_errno,
15062                                            RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15063                                            NULL,
15064                                            "Timeout to get the CT update");
15065         }
15066         return ret;
15067 }
15068
15069 /**
15070  * Updates in place shared action configuration, lock free,
15071  * (mutex should be acquired by caller).
15072  *
15073  * @param[in] dev
15074  *   Pointer to the Ethernet device structure.
15075  * @param[in] handle
15076  *   The indirect action object handle to be updated.
15077  * @param[in] update
15078  *   Action specification used to modify the action pointed by *handle*.
15079  *   *update* could be of same type with the action pointed by the *handle*
15080  *   handle argument, or some other structures like a wrapper, depending on
15081  *   the indirect action type.
15082  * @param[out] error
15083  *   Perform verbose error reporting if not NULL. Initialized in case of
15084  *   error only.
15085  *
15086  * @return
15087  *   0 on success, otherwise negative errno value.
15088  */
15089 static int
15090 flow_dv_action_update(struct rte_eth_dev *dev,
15091                         struct rte_flow_action_handle *handle,
15092                         const void *update,
15093                         struct rte_flow_error *err)
15094 {
15095         uint32_t act_idx = (uint32_t)(uintptr_t)handle;
15096         uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
15097         uint32_t idx = act_idx & ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
15098         const void *action_conf;
15099
15100         switch (type) {
15101         case MLX5_INDIRECT_ACTION_TYPE_RSS:
15102                 action_conf = ((const struct rte_flow_action *)update)->conf;
15103                 return __flow_dv_action_rss_update(dev, idx, action_conf, err);
15104         case MLX5_INDIRECT_ACTION_TYPE_CT:
15105                 return __flow_dv_action_ct_update(dev, idx, update, err);
15106         default:
15107                 return rte_flow_error_set(err, ENOTSUP,
15108                                           RTE_FLOW_ERROR_TYPE_ACTION,
15109                                           NULL,
15110                                           "action type update not supported");
15111         }
15112 }
15113
15114 /**
15115  * Destroy the meter sub policy table rules.
15116  * Lock free, (mutex should be acquired by caller).
15117  *
15118  * @param[in] dev
15119  *   Pointer to Ethernet device.
15120  * @param[in] sub_policy
15121  *   Pointer to meter sub policy table.
15122  */
15123 static void
15124 __flow_dv_destroy_sub_policy_rules(struct rte_eth_dev *dev,
15125                              struct mlx5_flow_meter_sub_policy *sub_policy)
15126 {
15127         struct mlx5_priv *priv = dev->data->dev_private;
15128         struct mlx5_flow_tbl_data_entry *tbl;
15129         struct mlx5_flow_meter_policy *policy = sub_policy->main_policy;
15130         struct mlx5_flow_meter_info *next_fm;
15131         struct mlx5_sub_policy_color_rule *color_rule;
15132         void *tmp;
15133         uint32_t i;
15134
15135         for (i = 0; i < RTE_COLORS; i++) {
15136                 next_fm = NULL;
15137                 if (i == RTE_COLOR_GREEN && policy &&
15138                     policy->act_cnt[i].fate_action == MLX5_FLOW_FATE_MTR)
15139                         next_fm = mlx5_flow_meter_find(priv,
15140                                         policy->act_cnt[i].next_mtr_id, NULL);
15141                 TAILQ_FOREACH_SAFE(color_rule, &sub_policy->color_rules[i],
15142                                    next_port, tmp) {
15143                         claim_zero(mlx5_flow_os_destroy_flow(color_rule->rule));
15144                         tbl = container_of(color_rule->matcher->tbl,
15145                                            typeof(*tbl), tbl);
15146                         mlx5_list_unregister(tbl->matchers,
15147                                              &color_rule->matcher->entry);
15148                         TAILQ_REMOVE(&sub_policy->color_rules[i],
15149                                      color_rule, next_port);
15150                         mlx5_free(color_rule);
15151                         if (next_fm)
15152                                 mlx5_flow_meter_detach(priv, next_fm);
15153                 }
15154         }
15155         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++) {
15156                 if (sub_policy->rix_hrxq[i]) {
15157                         if (policy && !policy->is_hierarchy)
15158                                 mlx5_hrxq_release(dev, sub_policy->rix_hrxq[i]);
15159                         sub_policy->rix_hrxq[i] = 0;
15160                 }
15161                 if (sub_policy->jump_tbl[i]) {
15162                         flow_dv_tbl_resource_release(MLX5_SH(dev),
15163                                                      sub_policy->jump_tbl[i]);
15164                         sub_policy->jump_tbl[i] = NULL;
15165                 }
15166         }
15167         if (sub_policy->tbl_rsc) {
15168                 flow_dv_tbl_resource_release(MLX5_SH(dev),
15169                                              sub_policy->tbl_rsc);
15170                 sub_policy->tbl_rsc = NULL;
15171         }
15172 }
15173
15174 /**
15175  * Destroy policy rules, lock free,
15176  * (mutex should be acquired by caller).
15177  * Dispatcher for action type specific call.
15178  *
15179  * @param[in] dev
15180  *   Pointer to the Ethernet device structure.
15181  * @param[in] mtr_policy
15182  *   Meter policy struct.
15183  */
15184 static void
15185 flow_dv_destroy_policy_rules(struct rte_eth_dev *dev,
15186                              struct mlx5_flow_meter_policy *mtr_policy)
15187 {
15188         uint32_t i, j;
15189         struct mlx5_flow_meter_sub_policy *sub_policy;
15190         uint16_t sub_policy_num;
15191
15192         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
15193                 sub_policy_num = (mtr_policy->sub_policy_num >>
15194                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * i)) &
15195                         MLX5_MTR_SUB_POLICY_NUM_MASK;
15196                 for (j = 0; j < sub_policy_num; j++) {
15197                         sub_policy = mtr_policy->sub_policys[i][j];
15198                         if (sub_policy)
15199                                 __flow_dv_destroy_sub_policy_rules(dev,
15200                                                                    sub_policy);
15201                 }
15202         }
15203 }
15204
15205 /**
15206  * Destroy policy action, lock free,
15207  * (mutex should be acquired by caller).
15208  * Dispatcher for action type specific call.
15209  *
15210  * @param[in] dev
15211  *   Pointer to the Ethernet device structure.
15212  * @param[in] mtr_policy
15213  *   Meter policy struct.
15214  */
15215 static void
15216 flow_dv_destroy_mtr_policy_acts(struct rte_eth_dev *dev,
15217                       struct mlx5_flow_meter_policy *mtr_policy)
15218 {
15219         struct rte_flow_action *rss_action;
15220         struct mlx5_flow_handle dev_handle;
15221         uint32_t i, j;
15222
15223         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++) {
15224                 if (mtr_policy->act_cnt[i].rix_mark) {
15225                         flow_dv_tag_release(dev,
15226                                 mtr_policy->act_cnt[i].rix_mark);
15227                         mtr_policy->act_cnt[i].rix_mark = 0;
15228                 }
15229                 if (mtr_policy->act_cnt[i].modify_hdr) {
15230                         dev_handle.dvh.modify_hdr =
15231                                 mtr_policy->act_cnt[i].modify_hdr;
15232                         flow_dv_modify_hdr_resource_release(dev, &dev_handle);
15233                 }
15234                 switch (mtr_policy->act_cnt[i].fate_action) {
15235                 case MLX5_FLOW_FATE_SHARED_RSS:
15236                         rss_action = mtr_policy->act_cnt[i].rss;
15237                         mlx5_free(rss_action);
15238                         break;
15239                 case MLX5_FLOW_FATE_PORT_ID:
15240                         if (mtr_policy->act_cnt[i].rix_port_id_action) {
15241                                 flow_dv_port_id_action_resource_release(dev,
15242                                 mtr_policy->act_cnt[i].rix_port_id_action);
15243                                 mtr_policy->act_cnt[i].rix_port_id_action = 0;
15244                         }
15245                         break;
15246                 case MLX5_FLOW_FATE_DROP:
15247                 case MLX5_FLOW_FATE_JUMP:
15248                         for (j = 0; j < MLX5_MTR_DOMAIN_MAX; j++)
15249                                 mtr_policy->act_cnt[i].dr_jump_action[j] =
15250                                                 NULL;
15251                         break;
15252                 default:
15253                         /*Queue action do nothing*/
15254                         break;
15255                 }
15256         }
15257         for (j = 0; j < MLX5_MTR_DOMAIN_MAX; j++)
15258                 mtr_policy->dr_drop_action[j] = NULL;
15259 }
15260
15261 /**
15262  * Create policy action per domain, lock free,
15263  * (mutex should be acquired by caller).
15264  * Dispatcher for action type specific call.
15265  *
15266  * @param[in] dev
15267  *   Pointer to the Ethernet device structure.
15268  * @param[in] mtr_policy
15269  *   Meter policy struct.
15270  * @param[in] action
15271  *   Action specification used to create meter actions.
15272  * @param[out] error
15273  *   Perform verbose error reporting if not NULL. Initialized in case of
15274  *   error only.
15275  *
15276  * @return
15277  *   0 on success, otherwise negative errno value.
15278  */
15279 static int
15280 __flow_dv_create_domain_policy_acts(struct rte_eth_dev *dev,
15281                         struct mlx5_flow_meter_policy *mtr_policy,
15282                         const struct rte_flow_action *actions[RTE_COLORS],
15283                         enum mlx5_meter_domain domain,
15284                         struct rte_mtr_error *error)
15285 {
15286         struct mlx5_priv *priv = dev->data->dev_private;
15287         struct rte_flow_error flow_err;
15288         const struct rte_flow_action *act;
15289         uint64_t action_flags;
15290         struct mlx5_flow_handle dh;
15291         struct mlx5_flow dev_flow;
15292         struct mlx5_flow_dv_port_id_action_resource port_id_action;
15293         int i, ret;
15294         uint8_t egress, transfer;
15295         struct mlx5_meter_policy_action_container *act_cnt = NULL;
15296         union {
15297                 struct mlx5_flow_dv_modify_hdr_resource res;
15298                 uint8_t len[sizeof(struct mlx5_flow_dv_modify_hdr_resource) +
15299                             sizeof(struct mlx5_modification_cmd) *
15300                             (MLX5_MAX_MODIFY_NUM + 1)];
15301         } mhdr_dummy;
15302         struct mlx5_flow_dv_modify_hdr_resource *mhdr_res = &mhdr_dummy.res;
15303
15304         egress = (domain == MLX5_MTR_DOMAIN_EGRESS) ? 1 : 0;
15305         transfer = (domain == MLX5_MTR_DOMAIN_TRANSFER) ? 1 : 0;
15306         memset(&dh, 0, sizeof(struct mlx5_flow_handle));
15307         memset(&dev_flow, 0, sizeof(struct mlx5_flow));
15308         memset(&port_id_action, 0,
15309                sizeof(struct mlx5_flow_dv_port_id_action_resource));
15310         memset(mhdr_res, 0, sizeof(*mhdr_res));
15311         mhdr_res->ft_type = transfer ? MLX5DV_FLOW_TABLE_TYPE_FDB :
15312                                        (egress ? MLX5DV_FLOW_TABLE_TYPE_NIC_TX :
15313                                         MLX5DV_FLOW_TABLE_TYPE_NIC_RX);
15314         dev_flow.handle = &dh;
15315         dev_flow.dv.port_id_action = &port_id_action;
15316         dev_flow.external = true;
15317         for (i = 0; i < RTE_COLORS; i++) {
15318                 if (i < MLX5_MTR_RTE_COLORS)
15319                         act_cnt = &mtr_policy->act_cnt[i];
15320                 /* Skip the color policy actions creation. */
15321                 if ((i == RTE_COLOR_YELLOW && mtr_policy->skip_y) ||
15322                     (i == RTE_COLOR_GREEN && mtr_policy->skip_g))
15323                         continue;
15324                 action_flags = 0;
15325                 for (act = actions[i];
15326                      act && act->type != RTE_FLOW_ACTION_TYPE_END; act++) {
15327                         switch (act->type) {
15328                         case RTE_FLOW_ACTION_TYPE_MARK:
15329                         {
15330                                 uint32_t tag_be = mlx5_flow_mark_set
15331                                         (((const struct rte_flow_action_mark *)
15332                                         (act->conf))->id);
15333
15334                                 if (i >= MLX5_MTR_RTE_COLORS)
15335                                         return -rte_mtr_error_set(error,
15336                                           ENOTSUP,
15337                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15338                                           NULL,
15339                                           "cannot create policy "
15340                                           "mark action for this color");
15341                                 dev_flow.handle->mark = 1;
15342                                 if (flow_dv_tag_resource_register(dev, tag_be,
15343                                                   &dev_flow, &flow_err))
15344                                         return -rte_mtr_error_set(error,
15345                                         ENOTSUP,
15346                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15347                                         NULL,
15348                                         "cannot setup policy mark action");
15349                                 MLX5_ASSERT(dev_flow.dv.tag_resource);
15350                                 act_cnt->rix_mark =
15351                                         dev_flow.handle->dvh.rix_tag;
15352                                 action_flags |= MLX5_FLOW_ACTION_MARK;
15353                                 break;
15354                         }
15355                         case RTE_FLOW_ACTION_TYPE_SET_TAG:
15356                                 if (i >= MLX5_MTR_RTE_COLORS)
15357                                         return -rte_mtr_error_set(error,
15358                                           ENOTSUP,
15359                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15360                                           NULL,
15361                                           "cannot create policy "
15362                                           "set tag action for this color");
15363                                 if (flow_dv_convert_action_set_tag
15364                                 (dev, mhdr_res,
15365                                 (const struct rte_flow_action_set_tag *)
15366                                 act->conf,  &flow_err))
15367                                         return -rte_mtr_error_set(error,
15368                                         ENOTSUP,
15369                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15370                                         NULL, "cannot convert policy "
15371                                         "set tag action");
15372                                 if (!mhdr_res->actions_num)
15373                                         return -rte_mtr_error_set(error,
15374                                         ENOTSUP,
15375                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15376                                         NULL, "cannot find policy "
15377                                         "set tag action");
15378                                 action_flags |= MLX5_FLOW_ACTION_SET_TAG;
15379                                 break;
15380                         case RTE_FLOW_ACTION_TYPE_DROP:
15381                         {
15382                                 struct mlx5_flow_mtr_mng *mtrmng =
15383                                                 priv->sh->mtrmng;
15384                                 struct mlx5_flow_tbl_data_entry *tbl_data;
15385
15386                                 /*
15387                                  * Create the drop table with
15388                                  * METER DROP level.
15389                                  */
15390                                 if (!mtrmng->drop_tbl[domain]) {
15391                                         mtrmng->drop_tbl[domain] =
15392                                         flow_dv_tbl_resource_get(dev,
15393                                         MLX5_FLOW_TABLE_LEVEL_METER,
15394                                         egress, transfer, false, NULL, 0,
15395                                         0, MLX5_MTR_TABLE_ID_DROP, &flow_err);
15396                                         if (!mtrmng->drop_tbl[domain])
15397                                                 return -rte_mtr_error_set
15398                                         (error, ENOTSUP,
15399                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15400                                         NULL,
15401                                         "Failed to create meter drop table");
15402                                 }
15403                                 tbl_data = container_of
15404                                 (mtrmng->drop_tbl[domain],
15405                                 struct mlx5_flow_tbl_data_entry, tbl);
15406                                 if (i < MLX5_MTR_RTE_COLORS) {
15407                                         act_cnt->dr_jump_action[domain] =
15408                                                 tbl_data->jump.action;
15409                                         act_cnt->fate_action =
15410                                                 MLX5_FLOW_FATE_DROP;
15411                                 }
15412                                 if (i == RTE_COLOR_RED)
15413                                         mtr_policy->dr_drop_action[domain] =
15414                                                 tbl_data->jump.action;
15415                                 action_flags |= MLX5_FLOW_ACTION_DROP;
15416                                 break;
15417                         }
15418                         case RTE_FLOW_ACTION_TYPE_QUEUE:
15419                         {
15420                                 if (i >= MLX5_MTR_RTE_COLORS)
15421                                         return -rte_mtr_error_set(error,
15422                                         ENOTSUP,
15423                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15424                                         NULL, "cannot create policy "
15425                                         "fate queue for this color");
15426                                 act_cnt->queue =
15427                                 ((const struct rte_flow_action_queue *)
15428                                         (act->conf))->index;
15429                                 act_cnt->fate_action =
15430                                         MLX5_FLOW_FATE_QUEUE;
15431                                 dev_flow.handle->fate_action =
15432                                         MLX5_FLOW_FATE_QUEUE;
15433                                 mtr_policy->is_queue = 1;
15434                                 action_flags |= MLX5_FLOW_ACTION_QUEUE;
15435                                 break;
15436                         }
15437                         case RTE_FLOW_ACTION_TYPE_RSS:
15438                         {
15439                                 int rss_size;
15440
15441                                 if (i >= MLX5_MTR_RTE_COLORS)
15442                                         return -rte_mtr_error_set(error,
15443                                           ENOTSUP,
15444                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15445                                           NULL,
15446                                           "cannot create policy "
15447                                           "rss action for this color");
15448                                 /*
15449                                  * Save RSS conf into policy struct
15450                                  * for translate stage.
15451                                  */
15452                                 rss_size = (int)rte_flow_conv
15453                                         (RTE_FLOW_CONV_OP_ACTION,
15454                                         NULL, 0, act, &flow_err);
15455                                 if (rss_size <= 0)
15456                                         return -rte_mtr_error_set(error,
15457                                           ENOTSUP,
15458                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15459                                           NULL, "Get the wrong "
15460                                           "rss action struct size");
15461                                 act_cnt->rss = mlx5_malloc(MLX5_MEM_ZERO,
15462                                                 rss_size, 0, SOCKET_ID_ANY);
15463                                 if (!act_cnt->rss)
15464                                         return -rte_mtr_error_set(error,
15465                                           ENOTSUP,
15466                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15467                                           NULL,
15468                                           "Fail to malloc rss action memory");
15469                                 ret = rte_flow_conv(RTE_FLOW_CONV_OP_ACTION,
15470                                         act_cnt->rss, rss_size,
15471                                         act, &flow_err);
15472                                 if (ret < 0)
15473                                         return -rte_mtr_error_set(error,
15474                                           ENOTSUP,
15475                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15476                                           NULL, "Fail to save "
15477                                           "rss action into policy struct");
15478                                 act_cnt->fate_action =
15479                                         MLX5_FLOW_FATE_SHARED_RSS;
15480                                 action_flags |= MLX5_FLOW_ACTION_RSS;
15481                                 break;
15482                         }
15483                         case RTE_FLOW_ACTION_TYPE_PORT_ID:
15484                         {
15485                                 struct mlx5_flow_dv_port_id_action_resource
15486                                         port_id_resource;
15487                                 uint32_t port_id = 0;
15488
15489                                 if (i >= MLX5_MTR_RTE_COLORS)
15490                                         return -rte_mtr_error_set(error,
15491                                         ENOTSUP,
15492                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15493                                         NULL, "cannot create policy "
15494                                         "port action for this color");
15495                                 memset(&port_id_resource, 0,
15496                                         sizeof(port_id_resource));
15497                                 if (flow_dv_translate_action_port_id(dev, act,
15498                                                 &port_id, &flow_err))
15499                                         return -rte_mtr_error_set(error,
15500                                         ENOTSUP,
15501                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15502                                         NULL, "cannot translate "
15503                                         "policy port action");
15504                                 port_id_resource.port_id = port_id;
15505                                 if (flow_dv_port_id_action_resource_register
15506                                         (dev, &port_id_resource,
15507                                         &dev_flow, &flow_err))
15508                                         return -rte_mtr_error_set(error,
15509                                         ENOTSUP,
15510                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15511                                         NULL, "cannot setup "
15512                                         "policy port action");
15513                                 act_cnt->rix_port_id_action =
15514                                         dev_flow.handle->rix_port_id_action;
15515                                 act_cnt->fate_action =
15516                                         MLX5_FLOW_FATE_PORT_ID;
15517                                 action_flags |= MLX5_FLOW_ACTION_PORT_ID;
15518                                 break;
15519                         }
15520                         case RTE_FLOW_ACTION_TYPE_JUMP:
15521                         {
15522                                 uint32_t jump_group = 0;
15523                                 uint32_t table = 0;
15524                                 struct mlx5_flow_tbl_data_entry *tbl_data;
15525                                 struct flow_grp_info grp_info = {
15526                                         .external = !!dev_flow.external,
15527                                         .transfer = !!transfer,
15528                                         .fdb_def_rule = !!priv->fdb_def_rule,
15529                                         .std_tbl_fix = 0,
15530                                         .skip_scale = dev_flow.skip_scale &
15531                                         (1 << MLX5_SCALE_FLOW_GROUP_BIT),
15532                                 };
15533                                 struct mlx5_flow_meter_sub_policy *sub_policy =
15534                                         mtr_policy->sub_policys[domain][0];
15535
15536                                 if (i >= MLX5_MTR_RTE_COLORS)
15537                                         return -rte_mtr_error_set(error,
15538                                           ENOTSUP,
15539                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15540                                           NULL,
15541                                           "cannot create policy "
15542                                           "jump action for this color");
15543                                 jump_group =
15544                                 ((const struct rte_flow_action_jump *)
15545                                                         act->conf)->group;
15546                                 if (mlx5_flow_group_to_table(dev, NULL,
15547                                                        jump_group,
15548                                                        &table,
15549                                                        &grp_info, &flow_err))
15550                                         return -rte_mtr_error_set(error,
15551                                         ENOTSUP,
15552                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15553                                         NULL, "cannot setup "
15554                                         "policy jump action");
15555                                 sub_policy->jump_tbl[i] =
15556                                 flow_dv_tbl_resource_get(dev,
15557                                         table, egress,
15558                                         transfer,
15559                                         !!dev_flow.external,
15560                                         NULL, jump_group, 0,
15561                                         0, &flow_err);
15562                                 if
15563                                 (!sub_policy->jump_tbl[i])
15564                                         return  -rte_mtr_error_set(error,
15565                                         ENOTSUP,
15566                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
15567                                         NULL, "cannot create jump action.");
15568                                 tbl_data = container_of
15569                                 (sub_policy->jump_tbl[i],
15570                                 struct mlx5_flow_tbl_data_entry, tbl);
15571                                 act_cnt->dr_jump_action[domain] =
15572                                         tbl_data->jump.action;
15573                                 act_cnt->fate_action =
15574                                         MLX5_FLOW_FATE_JUMP;
15575                                 action_flags |= MLX5_FLOW_ACTION_JUMP;
15576                                 break;
15577                         }
15578                         /*
15579                          * No need to check meter hierarchy for Y or R colors
15580                          * here since it is done in the validation stage.
15581                          */
15582                         case RTE_FLOW_ACTION_TYPE_METER:
15583                         {
15584                                 const struct rte_flow_action_meter *mtr;
15585                                 struct mlx5_flow_meter_info *next_fm;
15586                                 struct mlx5_flow_meter_policy *next_policy;
15587                                 struct rte_flow_action tag_action;
15588                                 struct mlx5_rte_flow_action_set_tag set_tag;
15589                                 uint32_t next_mtr_idx = 0;
15590
15591                                 mtr = act->conf;
15592                                 next_fm = mlx5_flow_meter_find(priv,
15593                                                         mtr->mtr_id,
15594                                                         &next_mtr_idx);
15595                                 if (!next_fm)
15596                                         return -rte_mtr_error_set(error, EINVAL,
15597                                                 RTE_MTR_ERROR_TYPE_MTR_ID, NULL,
15598                                                 "Fail to find next meter.");
15599                                 if (next_fm->def_policy)
15600                                         return -rte_mtr_error_set(error, EINVAL,
15601                                                 RTE_MTR_ERROR_TYPE_MTR_ID, NULL,
15602                                 "Hierarchy only supports termination meter.");
15603                                 next_policy = mlx5_flow_meter_policy_find(dev,
15604                                                 next_fm->policy_id, NULL);
15605                                 MLX5_ASSERT(next_policy);
15606                                 if (next_fm->drop_cnt) {
15607                                         set_tag.id =
15608                                                 (enum modify_reg)
15609                                                 mlx5_flow_get_reg_id(dev,
15610                                                 MLX5_MTR_ID,
15611                                                 0,
15612                                                 (struct rte_flow_error *)error);
15613                                         set_tag.offset = (priv->mtr_reg_share ?
15614                                                 MLX5_MTR_COLOR_BITS : 0);
15615                                         set_tag.length = (priv->mtr_reg_share ?
15616                                                MLX5_MTR_IDLE_BITS_IN_COLOR_REG :
15617                                                MLX5_REG_BITS);
15618                                         set_tag.data = next_mtr_idx;
15619                                         tag_action.type =
15620                                                 (enum rte_flow_action_type)
15621                                                 MLX5_RTE_FLOW_ACTION_TYPE_TAG;
15622                                         tag_action.conf = &set_tag;
15623                                         if (flow_dv_convert_action_set_reg
15624                                                 (mhdr_res, &tag_action,
15625                                                 (struct rte_flow_error *)error))
15626                                                 return -rte_errno;
15627                                         action_flags |=
15628                                                 MLX5_FLOW_ACTION_SET_TAG;
15629                                 }
15630                                 act_cnt->fate_action = MLX5_FLOW_FATE_MTR;
15631                                 act_cnt->next_mtr_id = next_fm->meter_id;
15632                                 act_cnt->next_sub_policy = NULL;
15633                                 mtr_policy->is_hierarchy = 1;
15634                                 mtr_policy->dev = next_policy->dev;
15635                                 action_flags |=
15636                                 MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY;
15637                                 break;
15638                         }
15639                         default:
15640                                 return -rte_mtr_error_set(error, ENOTSUP,
15641                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
15642                                           NULL, "action type not supported");
15643                         }
15644                         if (action_flags & MLX5_FLOW_ACTION_SET_TAG) {
15645                                 /* create modify action if needed. */
15646                                 dev_flow.dv.group = 1;
15647                                 if (flow_dv_modify_hdr_resource_register
15648                                         (dev, mhdr_res, &dev_flow, &flow_err))
15649                                         return -rte_mtr_error_set(error,
15650                                                 ENOTSUP,
15651                                                 RTE_MTR_ERROR_TYPE_METER_POLICY,
15652                                                 NULL, "cannot register policy "
15653                                                 "set tag action");
15654                                 act_cnt->modify_hdr =
15655                                         dev_flow.handle->dvh.modify_hdr;
15656                         }
15657                 }
15658         }
15659         return 0;
15660 }
15661
15662 /**
15663  * Create policy action per domain, lock free,
15664  * (mutex should be acquired by caller).
15665  * Dispatcher for action type specific call.
15666  *
15667  * @param[in] dev
15668  *   Pointer to the Ethernet device structure.
15669  * @param[in] mtr_policy
15670  *   Meter policy struct.
15671  * @param[in] action
15672  *   Action specification used to create meter actions.
15673  * @param[out] error
15674  *   Perform verbose error reporting if not NULL. Initialized in case of
15675  *   error only.
15676  *
15677  * @return
15678  *   0 on success, otherwise negative errno value.
15679  */
15680 static int
15681 flow_dv_create_mtr_policy_acts(struct rte_eth_dev *dev,
15682                       struct mlx5_flow_meter_policy *mtr_policy,
15683                       const struct rte_flow_action *actions[RTE_COLORS],
15684                       struct rte_mtr_error *error)
15685 {
15686         int ret, i;
15687         uint16_t sub_policy_num;
15688
15689         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
15690                 sub_policy_num = (mtr_policy->sub_policy_num >>
15691                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * i)) &
15692                         MLX5_MTR_SUB_POLICY_NUM_MASK;
15693                 if (sub_policy_num) {
15694                         ret = __flow_dv_create_domain_policy_acts(dev,
15695                                 mtr_policy, actions,
15696                                 (enum mlx5_meter_domain)i, error);
15697                         /* Cleaning resource is done in the caller level. */
15698                         if (ret)
15699                                 return ret;
15700                 }
15701         }
15702         return 0;
15703 }
15704
15705 /**
15706  * Query a DV flow rule for its statistics via DevX.
15707  *
15708  * @param[in] dev
15709  *   Pointer to Ethernet device.
15710  * @param[in] cnt_idx
15711  *   Index to the flow counter.
15712  * @param[out] data
15713  *   Data retrieved by the query.
15714  * @param[out] error
15715  *   Perform verbose error reporting if not NULL.
15716  *
15717  * @return
15718  *   0 on success, a negative errno value otherwise and rte_errno is set.
15719  */
15720 static int
15721 flow_dv_query_count(struct rte_eth_dev *dev, uint32_t cnt_idx, void *data,
15722                     struct rte_flow_error *error)
15723 {
15724         struct mlx5_priv *priv = dev->data->dev_private;
15725         struct rte_flow_query_count *qc = data;
15726
15727         if (!priv->config.devx)
15728                 return rte_flow_error_set(error, ENOTSUP,
15729                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15730                                           NULL,
15731                                           "counters are not supported");
15732         if (cnt_idx) {
15733                 uint64_t pkts, bytes;
15734                 struct mlx5_flow_counter *cnt;
15735                 int err = _flow_dv_query_count(dev, cnt_idx, &pkts, &bytes);
15736
15737                 if (err)
15738                         return rte_flow_error_set(error, -err,
15739                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15740                                         NULL, "cannot read counters");
15741                 cnt = flow_dv_counter_get_by_idx(dev, cnt_idx, NULL);
15742                 qc->hits_set = 1;
15743                 qc->bytes_set = 1;
15744                 qc->hits = pkts - cnt->hits;
15745                 qc->bytes = bytes - cnt->bytes;
15746                 if (qc->reset) {
15747                         cnt->hits = pkts;
15748                         cnt->bytes = bytes;
15749                 }
15750                 return 0;
15751         }
15752         return rte_flow_error_set(error, EINVAL,
15753                                   RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15754                                   NULL,
15755                                   "counters are not available");
15756 }
15757
15758 static int
15759 flow_dv_action_query(struct rte_eth_dev *dev,
15760                      const struct rte_flow_action_handle *handle, void *data,
15761                      struct rte_flow_error *error)
15762 {
15763         struct mlx5_age_param *age_param;
15764         struct rte_flow_query_age *resp;
15765         uint32_t act_idx = (uint32_t)(uintptr_t)handle;
15766         uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
15767         uint32_t idx = act_idx & ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
15768         struct mlx5_priv *priv = dev->data->dev_private;
15769         struct mlx5_aso_ct_action *ct;
15770         uint16_t owner;
15771         uint32_t dev_idx;
15772
15773         switch (type) {
15774         case MLX5_INDIRECT_ACTION_TYPE_AGE:
15775                 age_param = &flow_aso_age_get_by_idx(dev, idx)->age_params;
15776                 resp = data;
15777                 resp->aged = __atomic_load_n(&age_param->state,
15778                                               __ATOMIC_RELAXED) == AGE_TMOUT ?
15779                                                                           1 : 0;
15780                 resp->sec_since_last_hit_valid = !resp->aged;
15781                 if (resp->sec_since_last_hit_valid)
15782                         resp->sec_since_last_hit = __atomic_load_n
15783                              (&age_param->sec_since_last_hit, __ATOMIC_RELAXED);
15784                 return 0;
15785         case MLX5_INDIRECT_ACTION_TYPE_COUNT:
15786                 return flow_dv_query_count(dev, idx, data, error);
15787         case MLX5_INDIRECT_ACTION_TYPE_CT:
15788                 owner = (uint16_t)MLX5_INDIRECT_ACT_CT_GET_OWNER(idx);
15789                 if (owner != PORT_ID(priv))
15790                         return rte_flow_error_set(error, EACCES,
15791                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15792                                         NULL,
15793                                         "CT object owned by another port");
15794                 dev_idx = MLX5_INDIRECT_ACT_CT_GET_IDX(idx);
15795                 ct = flow_aso_ct_get_by_dev_idx(dev, dev_idx);
15796                 MLX5_ASSERT(ct);
15797                 if (!ct->refcnt)
15798                         return rte_flow_error_set(error, EFAULT,
15799                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15800                                         NULL,
15801                                         "CT object is inactive");
15802                 ((struct rte_flow_action_conntrack *)data)->peer_port =
15803                                                         ct->peer;
15804                 ((struct rte_flow_action_conntrack *)data)->is_original_dir =
15805                                                         ct->is_original;
15806                 if (mlx5_aso_ct_query_by_wqe(priv->sh, ct, data))
15807                         return rte_flow_error_set(error, EIO,
15808                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15809                                         NULL,
15810                                         "Failed to query CT context");
15811                 return 0;
15812         default:
15813                 return rte_flow_error_set(error, ENOTSUP,
15814                                           RTE_FLOW_ERROR_TYPE_ACTION, NULL,
15815                                           "action type query not supported");
15816         }
15817 }
15818
15819 /**
15820  * Query a flow rule AGE action for aging information.
15821  *
15822  * @param[in] dev
15823  *   Pointer to Ethernet device.
15824  * @param[in] flow
15825  *   Pointer to the sub flow.
15826  * @param[out] data
15827  *   data retrieved by the query.
15828  * @param[out] error
15829  *   Perform verbose error reporting if not NULL.
15830  *
15831  * @return
15832  *   0 on success, a negative errno value otherwise and rte_errno is set.
15833  */
15834 static int
15835 flow_dv_query_age(struct rte_eth_dev *dev, struct rte_flow *flow,
15836                   void *data, struct rte_flow_error *error)
15837 {
15838         struct rte_flow_query_age *resp = data;
15839         struct mlx5_age_param *age_param;
15840
15841         if (flow->age) {
15842                 struct mlx5_aso_age_action *act =
15843                                      flow_aso_age_get_by_idx(dev, flow->age);
15844
15845                 age_param = &act->age_params;
15846         } else if (flow->counter) {
15847                 age_param = flow_dv_counter_idx_get_age(dev, flow->counter);
15848
15849                 if (!age_param || !age_param->timeout)
15850                         return rte_flow_error_set
15851                                         (error, EINVAL,
15852                                          RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15853                                          NULL, "cannot read age data");
15854         } else {
15855                 return rte_flow_error_set(error, EINVAL,
15856                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
15857                                           NULL, "age data not available");
15858         }
15859         resp->aged = __atomic_load_n(&age_param->state, __ATOMIC_RELAXED) ==
15860                                      AGE_TMOUT ? 1 : 0;
15861         resp->sec_since_last_hit_valid = !resp->aged;
15862         if (resp->sec_since_last_hit_valid)
15863                 resp->sec_since_last_hit = __atomic_load_n
15864                              (&age_param->sec_since_last_hit, __ATOMIC_RELAXED);
15865         return 0;
15866 }
15867
15868 /**
15869  * Query a flow.
15870  *
15871  * @see rte_flow_query()
15872  * @see rte_flow_ops
15873  */
15874 static int
15875 flow_dv_query(struct rte_eth_dev *dev,
15876               struct rte_flow *flow __rte_unused,
15877               const struct rte_flow_action *actions __rte_unused,
15878               void *data __rte_unused,
15879               struct rte_flow_error *error __rte_unused)
15880 {
15881         int ret = -EINVAL;
15882
15883         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
15884                 switch (actions->type) {
15885                 case RTE_FLOW_ACTION_TYPE_VOID:
15886                         break;
15887                 case RTE_FLOW_ACTION_TYPE_COUNT:
15888                         ret = flow_dv_query_count(dev, flow->counter, data,
15889                                                   error);
15890                         break;
15891                 case RTE_FLOW_ACTION_TYPE_AGE:
15892                         ret = flow_dv_query_age(dev, flow, data, error);
15893                         break;
15894                 default:
15895                         return rte_flow_error_set(error, ENOTSUP,
15896                                                   RTE_FLOW_ERROR_TYPE_ACTION,
15897                                                   actions,
15898                                                   "action not supported");
15899                 }
15900         }
15901         return ret;
15902 }
15903
15904 /**
15905  * Destroy the meter table set.
15906  * Lock free, (mutex should be acquired by caller).
15907  *
15908  * @param[in] dev
15909  *   Pointer to Ethernet device.
15910  * @param[in] fm
15911  *   Meter information table.
15912  */
15913 static void
15914 flow_dv_destroy_mtr_tbls(struct rte_eth_dev *dev,
15915                         struct mlx5_flow_meter_info *fm)
15916 {
15917         struct mlx5_priv *priv = dev->data->dev_private;
15918         int i;
15919
15920         if (!fm || !priv->config.dv_flow_en)
15921                 return;
15922         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
15923                 if (fm->drop_rule[i]) {
15924                         claim_zero(mlx5_flow_os_destroy_flow(fm->drop_rule[i]));
15925                         fm->drop_rule[i] = NULL;
15926                 }
15927         }
15928 }
15929
15930 static void
15931 flow_dv_destroy_mtr_drop_tbls(struct rte_eth_dev *dev)
15932 {
15933         struct mlx5_priv *priv = dev->data->dev_private;
15934         struct mlx5_flow_mtr_mng *mtrmng = priv->sh->mtrmng;
15935         struct mlx5_flow_tbl_data_entry *tbl;
15936         int i, j;
15937
15938         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
15939                 if (mtrmng->def_rule[i]) {
15940                         claim_zero(mlx5_flow_os_destroy_flow
15941                                         (mtrmng->def_rule[i]));
15942                         mtrmng->def_rule[i] = NULL;
15943                 }
15944                 if (mtrmng->def_matcher[i]) {
15945                         tbl = container_of(mtrmng->def_matcher[i]->tbl,
15946                                 struct mlx5_flow_tbl_data_entry, tbl);
15947                         mlx5_list_unregister(tbl->matchers,
15948                                              &mtrmng->def_matcher[i]->entry);
15949                         mtrmng->def_matcher[i] = NULL;
15950                 }
15951                 for (j = 0; j < MLX5_REG_BITS; j++) {
15952                         if (mtrmng->drop_matcher[i][j]) {
15953                                 tbl =
15954                                 container_of(mtrmng->drop_matcher[i][j]->tbl,
15955                                              struct mlx5_flow_tbl_data_entry,
15956                                              tbl);
15957                                 mlx5_list_unregister(tbl->matchers,
15958                                             &mtrmng->drop_matcher[i][j]->entry);
15959                                 mtrmng->drop_matcher[i][j] = NULL;
15960                         }
15961                 }
15962                 if (mtrmng->drop_tbl[i]) {
15963                         flow_dv_tbl_resource_release(MLX5_SH(dev),
15964                                 mtrmng->drop_tbl[i]);
15965                         mtrmng->drop_tbl[i] = NULL;
15966                 }
15967         }
15968 }
15969
15970 /* Number of meter flow actions, count and jump or count and drop. */
15971 #define METER_ACTIONS 2
15972
15973 static void
15974 __flow_dv_destroy_domain_def_policy(struct rte_eth_dev *dev,
15975                                     enum mlx5_meter_domain domain)
15976 {
15977         struct mlx5_priv *priv = dev->data->dev_private;
15978         struct mlx5_flow_meter_def_policy *def_policy =
15979                         priv->sh->mtrmng->def_policy[domain];
15980
15981         __flow_dv_destroy_sub_policy_rules(dev, &def_policy->sub_policy);
15982         mlx5_free(def_policy);
15983         priv->sh->mtrmng->def_policy[domain] = NULL;
15984 }
15985
15986 /**
15987  * Destroy the default policy table set.
15988  *
15989  * @param[in] dev
15990  *   Pointer to Ethernet device.
15991  */
15992 static void
15993 flow_dv_destroy_def_policy(struct rte_eth_dev *dev)
15994 {
15995         struct mlx5_priv *priv = dev->data->dev_private;
15996         int i;
15997
15998         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++)
15999                 if (priv->sh->mtrmng->def_policy[i])
16000                         __flow_dv_destroy_domain_def_policy(dev,
16001                                         (enum mlx5_meter_domain)i);
16002         priv->sh->mtrmng->def_policy_id = MLX5_INVALID_POLICY_ID;
16003 }
16004
16005 static int
16006 __flow_dv_create_policy_flow(struct rte_eth_dev *dev,
16007                         uint32_t color_reg_c_idx,
16008                         enum rte_color color, void *matcher_object,
16009                         int actions_n, void *actions,
16010                         bool match_src_port, const struct rte_flow_item *item,
16011                         void **rule, const struct rte_flow_attr *attr)
16012 {
16013         int ret;
16014         struct mlx5_flow_dv_match_params value = {
16015                 .size = sizeof(value.buf),
16016         };
16017         struct mlx5_flow_dv_match_params matcher = {
16018                 .size = sizeof(matcher.buf),
16019         };
16020         struct mlx5_priv *priv = dev->data->dev_private;
16021         uint8_t misc_mask;
16022
16023         if (match_src_port && (priv->representor || priv->master)) {
16024                 if (flow_dv_translate_item_port_id(dev, matcher.buf,
16025                                                    value.buf, item, attr)) {
16026                         DRV_LOG(ERR, "Failed to create meter policy%d flow's"
16027                                 " value with port.", color);
16028                         return -1;
16029                 }
16030         }
16031         flow_dv_match_meta_reg(matcher.buf, value.buf,
16032                                (enum modify_reg)color_reg_c_idx,
16033                                rte_col_2_mlx5_col(color), UINT32_MAX);
16034         misc_mask = flow_dv_matcher_enable(value.buf);
16035         __flow_dv_adjust_buf_size(&value.size, misc_mask);
16036         ret = mlx5_flow_os_create_flow(matcher_object, (void *)&value,
16037                                        actions_n, actions, rule);
16038         if (ret) {
16039                 DRV_LOG(ERR, "Failed to create meter policy%d flow.", color);
16040                 return -1;
16041         }
16042         return 0;
16043 }
16044
16045 static int
16046 __flow_dv_create_policy_matcher(struct rte_eth_dev *dev,
16047                         uint32_t color_reg_c_idx,
16048                         uint16_t priority,
16049                         struct mlx5_flow_meter_sub_policy *sub_policy,
16050                         const struct rte_flow_attr *attr,
16051                         bool match_src_port,
16052                         const struct rte_flow_item *item,
16053                         struct mlx5_flow_dv_matcher **policy_matcher,
16054                         struct rte_flow_error *error)
16055 {
16056         struct mlx5_list_entry *entry;
16057         struct mlx5_flow_tbl_resource *tbl_rsc = sub_policy->tbl_rsc;
16058         struct mlx5_flow_dv_matcher matcher = {
16059                 .mask = {
16060                         .size = sizeof(matcher.mask.buf),
16061                 },
16062                 .tbl = tbl_rsc,
16063         };
16064         struct mlx5_flow_dv_match_params value = {
16065                 .size = sizeof(value.buf),
16066         };
16067         struct mlx5_flow_cb_ctx ctx = {
16068                 .error = error,
16069                 .data = &matcher,
16070         };
16071         struct mlx5_flow_tbl_data_entry *tbl_data;
16072         struct mlx5_priv *priv = dev->data->dev_private;
16073         const uint32_t color_mask = (UINT32_C(1) << MLX5_MTR_COLOR_BITS) - 1;
16074
16075         if (match_src_port && (priv->representor || priv->master)) {
16076                 if (flow_dv_translate_item_port_id(dev, matcher.mask.buf,
16077                                                    value.buf, item, attr)) {
16078                         DRV_LOG(ERR, "Failed to register meter policy%d matcher"
16079                                 " with port.", priority);
16080                         return -1;
16081                 }
16082         }
16083         tbl_data = container_of(tbl_rsc, struct mlx5_flow_tbl_data_entry, tbl);
16084         if (priority < RTE_COLOR_RED)
16085                 flow_dv_match_meta_reg(matcher.mask.buf, value.buf,
16086                         (enum modify_reg)color_reg_c_idx, 0, color_mask);
16087         matcher.priority = priority;
16088         matcher.crc = rte_raw_cksum((const void *)matcher.mask.buf,
16089                                     matcher.mask.size);
16090         entry = mlx5_list_register(tbl_data->matchers, &ctx);
16091         if (!entry) {
16092                 DRV_LOG(ERR, "Failed to register meter drop matcher.");
16093                 return -1;
16094         }
16095         *policy_matcher =
16096                 container_of(entry, struct mlx5_flow_dv_matcher, entry);
16097         return 0;
16098 }
16099
16100 /**
16101  * Create the policy rules per domain.
16102  *
16103  * @param[in] dev
16104  *   Pointer to Ethernet device.
16105  * @param[in] sub_policy
16106  *    Pointer to sub policy table..
16107  * @param[in] egress
16108  *   Direction of the table.
16109  * @param[in] transfer
16110  *   E-Switch or NIC flow.
16111  * @param[in] acts
16112  *   Pointer to policy action list per color.
16113  *
16114  * @return
16115  *   0 on success, -1 otherwise.
16116  */
16117 static int
16118 __flow_dv_create_domain_policy_rules(struct rte_eth_dev *dev,
16119                 struct mlx5_flow_meter_sub_policy *sub_policy,
16120                 uint8_t egress, uint8_t transfer, bool match_src_port,
16121                 struct mlx5_meter_policy_acts acts[RTE_COLORS])
16122 {
16123         struct mlx5_priv *priv = dev->data->dev_private;
16124         struct rte_flow_error flow_err;
16125         uint32_t color_reg_c_idx;
16126         struct rte_flow_attr attr = {
16127                 .group = MLX5_FLOW_TABLE_LEVEL_POLICY,
16128                 .priority = 0,
16129                 .ingress = 0,
16130                 .egress = !!egress,
16131                 .transfer = !!transfer,
16132                 .reserved = 0,
16133         };
16134         int i;
16135         int ret = mlx5_flow_get_reg_id(dev, MLX5_MTR_COLOR, 0, &flow_err);
16136         struct mlx5_sub_policy_color_rule *color_rule;
16137         bool svport_match;
16138         struct mlx5_sub_policy_color_rule *tmp_rules[RTE_COLORS] = {NULL};
16139
16140         if (ret < 0)
16141                 return -1;
16142         /* Create policy table with POLICY level. */
16143         if (!sub_policy->tbl_rsc)
16144                 sub_policy->tbl_rsc = flow_dv_tbl_resource_get(dev,
16145                                 MLX5_FLOW_TABLE_LEVEL_POLICY,
16146                                 egress, transfer, false, NULL, 0, 0,
16147                                 sub_policy->idx, &flow_err);
16148         if (!sub_policy->tbl_rsc) {
16149                 DRV_LOG(ERR,
16150                         "Failed to create meter sub policy table.");
16151                 return -1;
16152         }
16153         /* Prepare matchers. */
16154         color_reg_c_idx = ret;
16155         for (i = 0; i < RTE_COLORS; i++) {
16156                 TAILQ_INIT(&sub_policy->color_rules[i]);
16157                 if (!acts[i].actions_n)
16158                         continue;
16159                 color_rule = mlx5_malloc(MLX5_MEM_ZERO,
16160                                 sizeof(struct mlx5_sub_policy_color_rule),
16161                                 0, SOCKET_ID_ANY);
16162                 if (!color_rule) {
16163                         DRV_LOG(ERR, "No memory to create color rule.");
16164                         goto err_exit;
16165                 }
16166                 tmp_rules[i] = color_rule;
16167                 TAILQ_INSERT_TAIL(&sub_policy->color_rules[i],
16168                                   color_rule, next_port);
16169                 color_rule->src_port = priv->representor_id;
16170                 /* No use. */
16171                 attr.priority = i;
16172                 /* Create matchers for colors. */
16173                 svport_match = (i != RTE_COLOR_RED) ? match_src_port : false;
16174                 if (__flow_dv_create_policy_matcher(dev, color_reg_c_idx,
16175                                 MLX5_MTR_POLICY_MATCHER_PRIO, sub_policy,
16176                                 &attr, svport_match, NULL,
16177                                 &color_rule->matcher, &flow_err)) {
16178                         DRV_LOG(ERR, "Failed to create color%u matcher.", i);
16179                         goto err_exit;
16180                 }
16181                 /* Create flow, matching color. */
16182                 if (__flow_dv_create_policy_flow(dev,
16183                                 color_reg_c_idx, (enum rte_color)i,
16184                                 color_rule->matcher->matcher_object,
16185                                 acts[i].actions_n, acts[i].dv_actions,
16186                                 svport_match, NULL, &color_rule->rule,
16187                                 &attr)) {
16188                         DRV_LOG(ERR, "Failed to create color%u rule.", i);
16189                         goto err_exit;
16190                 }
16191         }
16192         return 0;
16193 err_exit:
16194         /* All the policy rules will be cleared. */
16195         do {
16196                 color_rule = tmp_rules[i];
16197                 if (color_rule) {
16198                         if (color_rule->rule)
16199                                 mlx5_flow_os_destroy_flow(color_rule->rule);
16200                         if (color_rule->matcher) {
16201                                 struct mlx5_flow_tbl_data_entry *tbl =
16202                                         container_of(color_rule->matcher->tbl,
16203                                                      typeof(*tbl), tbl);
16204                                 mlx5_list_unregister(tbl->matchers,
16205                                                 &color_rule->matcher->entry);
16206                         }
16207                         TAILQ_REMOVE(&sub_policy->color_rules[i],
16208                                      color_rule, next_port);
16209                         mlx5_free(color_rule);
16210                 }
16211         } while (i--);
16212         return -1;
16213 }
16214
16215 static int
16216 __flow_dv_create_policy_acts_rules(struct rte_eth_dev *dev,
16217                         struct mlx5_flow_meter_policy *mtr_policy,
16218                         struct mlx5_flow_meter_sub_policy *sub_policy,
16219                         uint32_t domain)
16220 {
16221         struct mlx5_priv *priv = dev->data->dev_private;
16222         struct mlx5_meter_policy_acts acts[RTE_COLORS];
16223         struct mlx5_flow_dv_tag_resource *tag;
16224         struct mlx5_flow_dv_port_id_action_resource *port_action;
16225         struct mlx5_hrxq *hrxq;
16226         struct mlx5_flow_meter_info *next_fm = NULL;
16227         struct mlx5_flow_meter_policy *next_policy;
16228         struct mlx5_flow_meter_sub_policy *next_sub_policy;
16229         struct mlx5_flow_tbl_data_entry *tbl_data;
16230         struct rte_flow_error error;
16231         uint8_t egress = (domain == MLX5_MTR_DOMAIN_EGRESS) ? 1 : 0;
16232         uint8_t transfer = (domain == MLX5_MTR_DOMAIN_TRANSFER) ? 1 : 0;
16233         bool mtr_first = egress || (transfer && priv->representor_id != UINT16_MAX);
16234         bool match_src_port = false;
16235         int i;
16236
16237         /* If RSS or Queue, no previous actions / rules is created. */
16238         for (i = 0; i < RTE_COLORS; i++) {
16239                 acts[i].actions_n = 0;
16240                 if (i == RTE_COLOR_RED) {
16241                         /* Only support drop on red. */
16242                         acts[i].dv_actions[0] =
16243                                 mtr_policy->dr_drop_action[domain];
16244                         acts[i].actions_n = 1;
16245                         continue;
16246                 }
16247                 if (i == RTE_COLOR_GREEN &&
16248                     mtr_policy->act_cnt[i].fate_action == MLX5_FLOW_FATE_MTR) {
16249                         struct rte_flow_attr attr = {
16250                                 .transfer = transfer
16251                         };
16252
16253                         next_fm = mlx5_flow_meter_find(priv,
16254                                         mtr_policy->act_cnt[i].next_mtr_id,
16255                                         NULL);
16256                         if (!next_fm) {
16257                                 DRV_LOG(ERR,
16258                                         "Failed to get next hierarchy meter.");
16259                                 goto err_exit;
16260                         }
16261                         if (mlx5_flow_meter_attach(priv, next_fm,
16262                                                    &attr, &error)) {
16263                                 DRV_LOG(ERR, "%s", error.message);
16264                                 next_fm = NULL;
16265                                 goto err_exit;
16266                         }
16267                         /* Meter action must be the first for TX. */
16268                         if (mtr_first) {
16269                                 acts[i].dv_actions[acts[i].actions_n] =
16270                                         next_fm->meter_action;
16271                                 acts[i].actions_n++;
16272                         }
16273                 }
16274                 if (mtr_policy->act_cnt[i].rix_mark) {
16275                         tag = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_TAG],
16276                                         mtr_policy->act_cnt[i].rix_mark);
16277                         if (!tag) {
16278                                 DRV_LOG(ERR, "Failed to find "
16279                                 "mark action for policy.");
16280                                 goto err_exit;
16281                         }
16282                         acts[i].dv_actions[acts[i].actions_n] = tag->action;
16283                         acts[i].actions_n++;
16284                 }
16285                 if (mtr_policy->act_cnt[i].modify_hdr) {
16286                         acts[i].dv_actions[acts[i].actions_n] =
16287                                 mtr_policy->act_cnt[i].modify_hdr->action;
16288                         acts[i].actions_n++;
16289                 }
16290                 if (mtr_policy->act_cnt[i].fate_action) {
16291                         switch (mtr_policy->act_cnt[i].fate_action) {
16292                         case MLX5_FLOW_FATE_PORT_ID:
16293                                 port_action = mlx5_ipool_get
16294                                         (priv->sh->ipool[MLX5_IPOOL_PORT_ID],
16295                                 mtr_policy->act_cnt[i].rix_port_id_action);
16296                                 if (!port_action) {
16297                                         DRV_LOG(ERR, "Failed to find "
16298                                                 "port action for policy.");
16299                                         goto err_exit;
16300                                 }
16301                                 acts[i].dv_actions[acts[i].actions_n] =
16302                                         port_action->action;
16303                                 acts[i].actions_n++;
16304                                 mtr_policy->dev = dev;
16305                                 match_src_port = true;
16306                                 break;
16307                         case MLX5_FLOW_FATE_DROP:
16308                         case MLX5_FLOW_FATE_JUMP:
16309                                 acts[i].dv_actions[acts[i].actions_n] =
16310                                 mtr_policy->act_cnt[i].dr_jump_action[domain];
16311                                 acts[i].actions_n++;
16312                                 break;
16313                         case MLX5_FLOW_FATE_SHARED_RSS:
16314                         case MLX5_FLOW_FATE_QUEUE:
16315                                 hrxq = mlx5_ipool_get
16316                                         (priv->sh->ipool[MLX5_IPOOL_HRXQ],
16317                                          sub_policy->rix_hrxq[i]);
16318                                 if (!hrxq) {
16319                                         DRV_LOG(ERR, "Failed to find "
16320                                                 "queue action for policy.");
16321                                         goto err_exit;
16322                                 }
16323                                 acts[i].dv_actions[acts[i].actions_n] =
16324                                         hrxq->action;
16325                                 acts[i].actions_n++;
16326                                 break;
16327                         case MLX5_FLOW_FATE_MTR:
16328                                 if (!next_fm) {
16329                                         DRV_LOG(ERR,
16330                                                 "No next hierarchy meter.");
16331                                         goto err_exit;
16332                                 }
16333                                 if (!mtr_first) {
16334                                         acts[i].dv_actions[acts[i].actions_n] =
16335                                                         next_fm->meter_action;
16336                                         acts[i].actions_n++;
16337                                 }
16338                                 if (mtr_policy->act_cnt[i].next_sub_policy) {
16339                                         next_sub_policy =
16340                                         mtr_policy->act_cnt[i].next_sub_policy;
16341                                 } else {
16342                                         next_policy =
16343                                                 mlx5_flow_meter_policy_find(dev,
16344                                                 next_fm->policy_id, NULL);
16345                                         MLX5_ASSERT(next_policy);
16346                                         next_sub_policy =
16347                                         next_policy->sub_policys[domain][0];
16348                                 }
16349                                 tbl_data =
16350                                         container_of(next_sub_policy->tbl_rsc,
16351                                         struct mlx5_flow_tbl_data_entry, tbl);
16352                                 acts[i].dv_actions[acts[i].actions_n++] =
16353                                                         tbl_data->jump.action;
16354                                 if (mtr_policy->act_cnt[i].modify_hdr)
16355                                         match_src_port = !!transfer;
16356                                 break;
16357                         default:
16358                                 /*Queue action do nothing*/
16359                                 break;
16360                         }
16361                 }
16362         }
16363         if (__flow_dv_create_domain_policy_rules(dev, sub_policy,
16364                                 egress, transfer, match_src_port, acts)) {
16365                 DRV_LOG(ERR,
16366                         "Failed to create policy rules per domain.");
16367                 goto err_exit;
16368         }
16369         return 0;
16370 err_exit:
16371         if (next_fm)
16372                 mlx5_flow_meter_detach(priv, next_fm);
16373         return -1;
16374 }
16375
16376 /**
16377  * Create the policy rules.
16378  *
16379  * @param[in] dev
16380  *   Pointer to Ethernet device.
16381  * @param[in,out] mtr_policy
16382  *   Pointer to meter policy table.
16383  *
16384  * @return
16385  *   0 on success, -1 otherwise.
16386  */
16387 static int
16388 flow_dv_create_policy_rules(struct rte_eth_dev *dev,
16389                              struct mlx5_flow_meter_policy *mtr_policy)
16390 {
16391         int i;
16392         uint16_t sub_policy_num;
16393
16394         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
16395                 sub_policy_num = (mtr_policy->sub_policy_num >>
16396                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * i)) &
16397                         MLX5_MTR_SUB_POLICY_NUM_MASK;
16398                 if (!sub_policy_num)
16399                         continue;
16400                 /* Prepare actions list and create policy rules. */
16401                 if (__flow_dv_create_policy_acts_rules(dev, mtr_policy,
16402                         mtr_policy->sub_policys[i][0], i)) {
16403                         DRV_LOG(ERR, "Failed to create policy action "
16404                                 "list per domain.");
16405                         return -1;
16406                 }
16407         }
16408         return 0;
16409 }
16410
16411 static int
16412 __flow_dv_create_domain_def_policy(struct rte_eth_dev *dev, uint32_t domain)
16413 {
16414         struct mlx5_priv *priv = dev->data->dev_private;
16415         struct mlx5_flow_mtr_mng *mtrmng = priv->sh->mtrmng;
16416         struct mlx5_flow_meter_def_policy *def_policy;
16417         struct mlx5_flow_tbl_resource *jump_tbl;
16418         struct mlx5_flow_tbl_data_entry *tbl_data;
16419         uint8_t egress, transfer;
16420         struct rte_flow_error error;
16421         struct mlx5_meter_policy_acts acts[RTE_COLORS];
16422         int ret;
16423
16424         egress = (domain == MLX5_MTR_DOMAIN_EGRESS) ? 1 : 0;
16425         transfer = (domain == MLX5_MTR_DOMAIN_TRANSFER) ? 1 : 0;
16426         def_policy = mtrmng->def_policy[domain];
16427         if (!def_policy) {
16428                 def_policy = mlx5_malloc(MLX5_MEM_ZERO,
16429                         sizeof(struct mlx5_flow_meter_def_policy),
16430                         RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY);
16431                 if (!def_policy) {
16432                         DRV_LOG(ERR, "Failed to alloc default policy table.");
16433                         goto def_policy_error;
16434                 }
16435                 mtrmng->def_policy[domain] = def_policy;
16436                 /* Create the meter suffix table with SUFFIX level. */
16437                 jump_tbl = flow_dv_tbl_resource_get(dev,
16438                                 MLX5_FLOW_TABLE_LEVEL_METER,
16439                                 egress, transfer, false, NULL, 0,
16440                                 0, MLX5_MTR_TABLE_ID_SUFFIX, &error);
16441                 if (!jump_tbl) {
16442                         DRV_LOG(ERR,
16443                                 "Failed to create meter suffix table.");
16444                         goto def_policy_error;
16445                 }
16446                 def_policy->sub_policy.jump_tbl[RTE_COLOR_GREEN] = jump_tbl;
16447                 tbl_data = container_of(jump_tbl,
16448                                         struct mlx5_flow_tbl_data_entry, tbl);
16449                 def_policy->dr_jump_action[RTE_COLOR_GREEN] =
16450                                                 tbl_data->jump.action;
16451                 acts[RTE_COLOR_GREEN].dv_actions[0] = tbl_data->jump.action;
16452                 acts[RTE_COLOR_GREEN].actions_n = 1;
16453                 /*
16454                  * YELLOW has the same default policy as GREEN does.
16455                  * G & Y share the same table and action. The 2nd time of table
16456                  * resource getting is just to update the reference count for
16457                  * the releasing stage.
16458                  */
16459                 jump_tbl = flow_dv_tbl_resource_get(dev,
16460                                 MLX5_FLOW_TABLE_LEVEL_METER,
16461                                 egress, transfer, false, NULL, 0,
16462                                 0, MLX5_MTR_TABLE_ID_SUFFIX, &error);
16463                 if (!jump_tbl) {
16464                         DRV_LOG(ERR,
16465                                 "Failed to get meter suffix table.");
16466                         goto def_policy_error;
16467                 }
16468                 def_policy->sub_policy.jump_tbl[RTE_COLOR_YELLOW] = jump_tbl;
16469                 tbl_data = container_of(jump_tbl,
16470                                         struct mlx5_flow_tbl_data_entry, tbl);
16471                 def_policy->dr_jump_action[RTE_COLOR_YELLOW] =
16472                                                 tbl_data->jump.action;
16473                 acts[RTE_COLOR_YELLOW].dv_actions[0] = tbl_data->jump.action;
16474                 acts[RTE_COLOR_YELLOW].actions_n = 1;
16475                 /* Create jump action to the drop table. */
16476                 if (!mtrmng->drop_tbl[domain]) {
16477                         mtrmng->drop_tbl[domain] = flow_dv_tbl_resource_get
16478                                 (dev, MLX5_FLOW_TABLE_LEVEL_METER,
16479                                  egress, transfer, false, NULL, 0,
16480                                  0, MLX5_MTR_TABLE_ID_DROP, &error);
16481                         if (!mtrmng->drop_tbl[domain]) {
16482                                 DRV_LOG(ERR, "Failed to create meter "
16483                                         "drop table for default policy.");
16484                                 goto def_policy_error;
16485                         }
16486                 }
16487                 /* all RED: unique Drop table for jump action. */
16488                 tbl_data = container_of(mtrmng->drop_tbl[domain],
16489                                         struct mlx5_flow_tbl_data_entry, tbl);
16490                 def_policy->dr_jump_action[RTE_COLOR_RED] =
16491                                                 tbl_data->jump.action;
16492                 acts[RTE_COLOR_RED].dv_actions[0] = tbl_data->jump.action;
16493                 acts[RTE_COLOR_RED].actions_n = 1;
16494                 /* Create default policy rules. */
16495                 ret = __flow_dv_create_domain_policy_rules(dev,
16496                                         &def_policy->sub_policy,
16497                                         egress, transfer, false, acts);
16498                 if (ret) {
16499                         DRV_LOG(ERR, "Failed to create default policy rules.");
16500                         goto def_policy_error;
16501                 }
16502         }
16503         return 0;
16504 def_policy_error:
16505         __flow_dv_destroy_domain_def_policy(dev,
16506                                             (enum mlx5_meter_domain)domain);
16507         return -1;
16508 }
16509
16510 /**
16511  * Create the default policy table set.
16512  *
16513  * @param[in] dev
16514  *   Pointer to Ethernet device.
16515  * @return
16516  *   0 on success, -1 otherwise.
16517  */
16518 static int
16519 flow_dv_create_def_policy(struct rte_eth_dev *dev)
16520 {
16521         struct mlx5_priv *priv = dev->data->dev_private;
16522         int i;
16523
16524         /* Non-termination policy table. */
16525         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
16526                 if (!priv->config.dv_esw_en && i == MLX5_MTR_DOMAIN_TRANSFER)
16527                         continue;
16528                 if (__flow_dv_create_domain_def_policy(dev, i)) {
16529                         DRV_LOG(ERR, "Failed to create default policy");
16530                         /* Rollback the created default policies for others. */
16531                         flow_dv_destroy_def_policy(dev);
16532                         return -1;
16533                 }
16534         }
16535         return 0;
16536 }
16537
16538 /**
16539  * Create the needed meter tables.
16540  * Lock free, (mutex should be acquired by caller).
16541  *
16542  * @param[in] dev
16543  *   Pointer to Ethernet device.
16544  * @param[in] fm
16545  *   Meter information table.
16546  * @param[in] mtr_idx
16547  *   Meter index.
16548  * @param[in] domain_bitmap
16549  *   Domain bitmap.
16550  * @return
16551  *   0 on success, -1 otherwise.
16552  */
16553 static int
16554 flow_dv_create_mtr_tbls(struct rte_eth_dev *dev,
16555                         struct mlx5_flow_meter_info *fm,
16556                         uint32_t mtr_idx,
16557                         uint8_t domain_bitmap)
16558 {
16559         struct mlx5_priv *priv = dev->data->dev_private;
16560         struct mlx5_flow_mtr_mng *mtrmng = priv->sh->mtrmng;
16561         struct rte_flow_error error;
16562         struct mlx5_flow_tbl_data_entry *tbl_data;
16563         uint8_t egress, transfer;
16564         void *actions[METER_ACTIONS];
16565         int domain, ret, i;
16566         struct mlx5_flow_counter *cnt;
16567         struct mlx5_flow_dv_match_params value = {
16568                 .size = sizeof(value.buf),
16569         };
16570         struct mlx5_flow_dv_match_params matcher_para = {
16571                 .size = sizeof(matcher_para.buf),
16572         };
16573         int mtr_id_reg_c = mlx5_flow_get_reg_id(dev, MLX5_MTR_ID,
16574                                                      0, &error);
16575         uint32_t mtr_id_mask = (UINT32_C(1) << mtrmng->max_mtr_bits) - 1;
16576         uint8_t mtr_id_offset = priv->mtr_reg_share ? MLX5_MTR_COLOR_BITS : 0;
16577         struct mlx5_list_entry *entry;
16578         struct mlx5_flow_dv_matcher matcher = {
16579                 .mask = {
16580                         .size = sizeof(matcher.mask.buf),
16581                 },
16582         };
16583         struct mlx5_flow_dv_matcher *drop_matcher;
16584         struct mlx5_flow_cb_ctx ctx = {
16585                 .error = &error,
16586                 .data = &matcher,
16587         };
16588         uint8_t misc_mask;
16589
16590         if (!priv->mtr_en || mtr_id_reg_c < 0) {
16591                 rte_errno = ENOTSUP;
16592                 return -1;
16593         }
16594         for (domain = 0; domain < MLX5_MTR_DOMAIN_MAX; domain++) {
16595                 if (!(domain_bitmap & (1 << domain)) ||
16596                         (mtrmng->def_rule[domain] && !fm->drop_cnt))
16597                         continue;
16598                 egress = (domain == MLX5_MTR_DOMAIN_EGRESS) ? 1 : 0;
16599                 transfer = (domain == MLX5_MTR_DOMAIN_TRANSFER) ? 1 : 0;
16600                 /* Create the drop table with METER DROP level. */
16601                 if (!mtrmng->drop_tbl[domain]) {
16602                         mtrmng->drop_tbl[domain] = flow_dv_tbl_resource_get(dev,
16603                                         MLX5_FLOW_TABLE_LEVEL_METER,
16604                                         egress, transfer, false, NULL, 0,
16605                                         0, MLX5_MTR_TABLE_ID_DROP, &error);
16606                         if (!mtrmng->drop_tbl[domain]) {
16607                                 DRV_LOG(ERR, "Failed to create meter drop table.");
16608                                 goto policy_error;
16609                         }
16610                 }
16611                 /* Create default matcher in drop table. */
16612                 matcher.tbl = mtrmng->drop_tbl[domain],
16613                 tbl_data = container_of(mtrmng->drop_tbl[domain],
16614                                 struct mlx5_flow_tbl_data_entry, tbl);
16615                 if (!mtrmng->def_matcher[domain]) {
16616                         flow_dv_match_meta_reg(matcher.mask.buf, value.buf,
16617                                        (enum modify_reg)mtr_id_reg_c,
16618                                        0, 0);
16619                         matcher.priority = MLX5_MTRS_DEFAULT_RULE_PRIORITY;
16620                         matcher.crc = rte_raw_cksum
16621                                         ((const void *)matcher.mask.buf,
16622                                         matcher.mask.size);
16623                         entry = mlx5_list_register(tbl_data->matchers, &ctx);
16624                         if (!entry) {
16625                                 DRV_LOG(ERR, "Failed to register meter "
16626                                 "drop default matcher.");
16627                                 goto policy_error;
16628                         }
16629                         mtrmng->def_matcher[domain] = container_of(entry,
16630                         struct mlx5_flow_dv_matcher, entry);
16631                 }
16632                 /* Create default rule in drop table. */
16633                 if (!mtrmng->def_rule[domain]) {
16634                         i = 0;
16635                         actions[i++] = priv->sh->dr_drop_action;
16636                         flow_dv_match_meta_reg(matcher_para.buf, value.buf,
16637                                 (enum modify_reg)mtr_id_reg_c, 0, 0);
16638                         misc_mask = flow_dv_matcher_enable(value.buf);
16639                         __flow_dv_adjust_buf_size(&value.size, misc_mask);
16640                         ret = mlx5_flow_os_create_flow
16641                                 (mtrmng->def_matcher[domain]->matcher_object,
16642                                 (void *)&value, i, actions,
16643                                 &mtrmng->def_rule[domain]);
16644                         if (ret) {
16645                                 DRV_LOG(ERR, "Failed to create meter "
16646                                 "default drop rule for drop table.");
16647                                 goto policy_error;
16648                         }
16649                 }
16650                 if (!fm->drop_cnt)
16651                         continue;
16652                 MLX5_ASSERT(mtrmng->max_mtr_bits);
16653                 if (!mtrmng->drop_matcher[domain][mtrmng->max_mtr_bits - 1]) {
16654                         /* Create matchers for Drop. */
16655                         flow_dv_match_meta_reg(matcher.mask.buf, value.buf,
16656                                         (enum modify_reg)mtr_id_reg_c, 0,
16657                                         (mtr_id_mask << mtr_id_offset));
16658                         matcher.priority = MLX5_REG_BITS - mtrmng->max_mtr_bits;
16659                         matcher.crc = rte_raw_cksum
16660                                         ((const void *)matcher.mask.buf,
16661                                         matcher.mask.size);
16662                         entry = mlx5_list_register(tbl_data->matchers, &ctx);
16663                         if (!entry) {
16664                                 DRV_LOG(ERR,
16665                                 "Failed to register meter drop matcher.");
16666                                 goto policy_error;
16667                         }
16668                         mtrmng->drop_matcher[domain][mtrmng->max_mtr_bits - 1] =
16669                                 container_of(entry, struct mlx5_flow_dv_matcher,
16670                                              entry);
16671                 }
16672                 drop_matcher =
16673                         mtrmng->drop_matcher[domain][mtrmng->max_mtr_bits - 1];
16674                 /* Create drop rule, matching meter_id only. */
16675                 flow_dv_match_meta_reg(matcher_para.buf, value.buf,
16676                                 (enum modify_reg)mtr_id_reg_c,
16677                                 (mtr_idx << mtr_id_offset), UINT32_MAX);
16678                 i = 0;
16679                 cnt = flow_dv_counter_get_by_idx(dev,
16680                                         fm->drop_cnt, NULL);
16681                 actions[i++] = cnt->action;
16682                 actions[i++] = priv->sh->dr_drop_action;
16683                 misc_mask = flow_dv_matcher_enable(value.buf);
16684                 __flow_dv_adjust_buf_size(&value.size, misc_mask);
16685                 ret = mlx5_flow_os_create_flow(drop_matcher->matcher_object,
16686                                                (void *)&value, i, actions,
16687                                                &fm->drop_rule[domain]);
16688                 if (ret) {
16689                         DRV_LOG(ERR, "Failed to create meter "
16690                                 "drop rule for drop table.");
16691                                 goto policy_error;
16692                 }
16693         }
16694         return 0;
16695 policy_error:
16696         for (i = 0; i < MLX5_MTR_DOMAIN_MAX; i++) {
16697                 if (fm->drop_rule[i]) {
16698                         claim_zero(mlx5_flow_os_destroy_flow
16699                                 (fm->drop_rule[i]));
16700                         fm->drop_rule[i] = NULL;
16701                 }
16702         }
16703         return -1;
16704 }
16705
16706 static struct mlx5_flow_meter_sub_policy *
16707 __flow_dv_meter_get_rss_sub_policy(struct rte_eth_dev *dev,
16708                 struct mlx5_flow_meter_policy *mtr_policy,
16709                 struct mlx5_flow_rss_desc *rss_desc[MLX5_MTR_RTE_COLORS],
16710                 struct mlx5_flow_meter_sub_policy *next_sub_policy,
16711                 bool *is_reuse)
16712 {
16713         struct mlx5_priv *priv = dev->data->dev_private;
16714         struct mlx5_flow_meter_sub_policy *sub_policy = NULL;
16715         uint32_t sub_policy_idx = 0;
16716         uint32_t hrxq_idx[MLX5_MTR_RTE_COLORS] = {0};
16717         uint32_t i, j;
16718         struct mlx5_hrxq *hrxq;
16719         struct mlx5_flow_handle dh;
16720         struct mlx5_meter_policy_action_container *act_cnt;
16721         uint32_t domain = MLX5_MTR_DOMAIN_INGRESS;
16722         uint16_t sub_policy_num;
16723
16724         rte_spinlock_lock(&mtr_policy->sl);
16725         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++) {
16726                 if (!rss_desc[i])
16727                         continue;
16728                 hrxq_idx[i] = mlx5_hrxq_get(dev, rss_desc[i]);
16729                 if (!hrxq_idx[i]) {
16730                         rte_spinlock_unlock(&mtr_policy->sl);
16731                         return NULL;
16732                 }
16733         }
16734         sub_policy_num = (mtr_policy->sub_policy_num >>
16735                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain)) &
16736                         MLX5_MTR_SUB_POLICY_NUM_MASK;
16737         for (j = 0; j < sub_policy_num; j++) {
16738                 for (i = 0; i < MLX5_MTR_RTE_COLORS; i++) {
16739                         if (rss_desc[i] &&
16740                             hrxq_idx[i] !=
16741                             mtr_policy->sub_policys[domain][j]->rix_hrxq[i])
16742                                 break;
16743                 }
16744                 if (i >= MLX5_MTR_RTE_COLORS) {
16745                         /*
16746                          * Found the sub policy table with
16747                          * the same queue per color.
16748                          */
16749                         rte_spinlock_unlock(&mtr_policy->sl);
16750                         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++)
16751                                 mlx5_hrxq_release(dev, hrxq_idx[i]);
16752                         *is_reuse = true;
16753                         return mtr_policy->sub_policys[domain][j];
16754                 }
16755         }
16756         /* Create sub policy. */
16757         if (!mtr_policy->sub_policys[domain][0]->rix_hrxq[0]) {
16758                 /* Reuse the first pre-allocated sub_policy. */
16759                 sub_policy = mtr_policy->sub_policys[domain][0];
16760                 sub_policy_idx = sub_policy->idx;
16761         } else {
16762                 sub_policy = mlx5_ipool_zmalloc
16763                                 (priv->sh->ipool[MLX5_IPOOL_MTR_POLICY],
16764                                  &sub_policy_idx);
16765                 if (!sub_policy ||
16766                     sub_policy_idx > MLX5_MAX_SUB_POLICY_TBL_NUM) {
16767                         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++)
16768                                 mlx5_hrxq_release(dev, hrxq_idx[i]);
16769                         goto rss_sub_policy_error;
16770                 }
16771                 sub_policy->idx = sub_policy_idx;
16772                 sub_policy->main_policy = mtr_policy;
16773         }
16774         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++) {
16775                 if (!rss_desc[i])
16776                         continue;
16777                 sub_policy->rix_hrxq[i] = hrxq_idx[i];
16778                 if (mtr_policy->is_hierarchy) {
16779                         act_cnt = &mtr_policy->act_cnt[i];
16780                         act_cnt->next_sub_policy = next_sub_policy;
16781                         mlx5_hrxq_release(dev, hrxq_idx[i]);
16782                 } else {
16783                         /*
16784                          * Overwrite the last action from
16785                          * RSS action to Queue action.
16786                          */
16787                         hrxq = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_HRXQ],
16788                                               hrxq_idx[i]);
16789                         if (!hrxq) {
16790                                 DRV_LOG(ERR, "Failed to get policy hrxq");
16791                                 goto rss_sub_policy_error;
16792                         }
16793                         act_cnt = &mtr_policy->act_cnt[i];
16794                         if (act_cnt->rix_mark || act_cnt->modify_hdr) {
16795                                 memset(&dh, 0, sizeof(struct mlx5_flow_handle));
16796                                 if (act_cnt->rix_mark)
16797                                         dh.mark = 1;
16798                                 dh.fate_action = MLX5_FLOW_FATE_QUEUE;
16799                                 dh.rix_hrxq = hrxq_idx[i];
16800                                 flow_drv_rxq_flags_set(dev, &dh);
16801                         }
16802                 }
16803         }
16804         if (__flow_dv_create_policy_acts_rules(dev, mtr_policy,
16805                                                sub_policy, domain)) {
16806                 DRV_LOG(ERR, "Failed to create policy "
16807                         "rules for ingress domain.");
16808                 goto rss_sub_policy_error;
16809         }
16810         if (sub_policy != mtr_policy->sub_policys[domain][0]) {
16811                 i = (mtr_policy->sub_policy_num >>
16812                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain)) &
16813                         MLX5_MTR_SUB_POLICY_NUM_MASK;
16814                 if (i >= MLX5_MTR_RSS_MAX_SUB_POLICY) {
16815                         DRV_LOG(ERR, "No free sub-policy slot.");
16816                         goto rss_sub_policy_error;
16817                 }
16818                 mtr_policy->sub_policys[domain][i] = sub_policy;
16819                 i++;
16820                 mtr_policy->sub_policy_num &= ~(MLX5_MTR_SUB_POLICY_NUM_MASK <<
16821                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain));
16822                 mtr_policy->sub_policy_num |=
16823                         (i & MLX5_MTR_SUB_POLICY_NUM_MASK) <<
16824                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain);
16825         }
16826         rte_spinlock_unlock(&mtr_policy->sl);
16827         *is_reuse = false;
16828         return sub_policy;
16829 rss_sub_policy_error:
16830         if (sub_policy) {
16831                 __flow_dv_destroy_sub_policy_rules(dev, sub_policy);
16832                 if (sub_policy != mtr_policy->sub_policys[domain][0]) {
16833                         i = (mtr_policy->sub_policy_num >>
16834                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain)) &
16835                         MLX5_MTR_SUB_POLICY_NUM_MASK;
16836                         mtr_policy->sub_policys[domain][i] = NULL;
16837                         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MTR_POLICY],
16838                                         sub_policy->idx);
16839                 }
16840         }
16841         rte_spinlock_unlock(&mtr_policy->sl);
16842         return NULL;
16843 }
16844
16845 /**
16846  * Find the policy table for prefix table with RSS.
16847  *
16848  * @param[in] dev
16849  *   Pointer to Ethernet device.
16850  * @param[in] mtr_policy
16851  *   Pointer to meter policy table.
16852  * @param[in] rss_desc
16853  *   Pointer to rss_desc
16854  * @return
16855  *   Pointer to table set on success, NULL otherwise and rte_errno is set.
16856  */
16857 static struct mlx5_flow_meter_sub_policy *
16858 flow_dv_meter_sub_policy_rss_prepare(struct rte_eth_dev *dev,
16859                 struct mlx5_flow_meter_policy *mtr_policy,
16860                 struct mlx5_flow_rss_desc *rss_desc[MLX5_MTR_RTE_COLORS])
16861 {
16862         struct mlx5_priv *priv = dev->data->dev_private;
16863         struct mlx5_flow_meter_sub_policy *sub_policy = NULL;
16864         struct mlx5_flow_meter_info *next_fm;
16865         struct mlx5_flow_meter_policy *next_policy;
16866         struct mlx5_flow_meter_sub_policy *next_sub_policy = NULL;
16867         struct mlx5_flow_meter_policy *policies[MLX5_MTR_CHAIN_MAX_NUM];
16868         struct mlx5_flow_meter_sub_policy *sub_policies[MLX5_MTR_CHAIN_MAX_NUM];
16869         uint32_t domain = MLX5_MTR_DOMAIN_INGRESS;
16870         bool reuse_sub_policy;
16871         uint32_t i = 0;
16872         uint32_t j = 0;
16873
16874         while (true) {
16875                 /* Iterate hierarchy to get all policies in this hierarchy. */
16876                 policies[i++] = mtr_policy;
16877                 if (!mtr_policy->is_hierarchy)
16878                         break;
16879                 if (i >= MLX5_MTR_CHAIN_MAX_NUM) {
16880                         DRV_LOG(ERR, "Exceed max meter number in hierarchy.");
16881                         return NULL;
16882                 }
16883                 next_fm = mlx5_flow_meter_find(priv,
16884                         mtr_policy->act_cnt[RTE_COLOR_GREEN].next_mtr_id, NULL);
16885                 if (!next_fm) {
16886                         DRV_LOG(ERR, "Failed to get next meter in hierarchy.");
16887                         return NULL;
16888                 }
16889                 next_policy =
16890                         mlx5_flow_meter_policy_find(dev, next_fm->policy_id,
16891                                                     NULL);
16892                 MLX5_ASSERT(next_policy);
16893                 mtr_policy = next_policy;
16894         }
16895         while (i) {
16896                 /**
16897                  * From last policy to the first one in hierarchy,
16898                  * create / get the sub policy for each of them.
16899                  */
16900                 sub_policy = __flow_dv_meter_get_rss_sub_policy(dev,
16901                                                         policies[--i],
16902                                                         rss_desc,
16903                                                         next_sub_policy,
16904                                                         &reuse_sub_policy);
16905                 if (!sub_policy) {
16906                         DRV_LOG(ERR, "Failed to get the sub policy.");
16907                         goto err_exit;
16908                 }
16909                 if (!reuse_sub_policy)
16910                         sub_policies[j++] = sub_policy;
16911                 next_sub_policy = sub_policy;
16912         }
16913         return sub_policy;
16914 err_exit:
16915         while (j) {
16916                 uint16_t sub_policy_num;
16917
16918                 sub_policy = sub_policies[--j];
16919                 mtr_policy = sub_policy->main_policy;
16920                 __flow_dv_destroy_sub_policy_rules(dev, sub_policy);
16921                 if (sub_policy != mtr_policy->sub_policys[domain][0]) {
16922                         sub_policy_num = (mtr_policy->sub_policy_num >>
16923                                 (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain)) &
16924                                 MLX5_MTR_SUB_POLICY_NUM_MASK;
16925                         mtr_policy->sub_policys[domain][sub_policy_num - 1] =
16926                                                                         NULL;
16927                         sub_policy_num--;
16928                         mtr_policy->sub_policy_num &=
16929                                 ~(MLX5_MTR_SUB_POLICY_NUM_MASK <<
16930                                   (MLX5_MTR_SUB_POLICY_NUM_SHIFT * i));
16931                         mtr_policy->sub_policy_num |=
16932                         (sub_policy_num & MLX5_MTR_SUB_POLICY_NUM_MASK) <<
16933                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * i);
16934                         mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MTR_POLICY],
16935                                         sub_policy->idx);
16936                 }
16937         }
16938         return NULL;
16939 }
16940
16941 /**
16942  * Create the sub policy tag rule for all meters in hierarchy.
16943  *
16944  * @param[in] dev
16945  *   Pointer to Ethernet device.
16946  * @param[in] fm
16947  *   Meter information table.
16948  * @param[in] src_port
16949  *   The src port this extra rule should use.
16950  * @param[in] item
16951  *   The src port match item.
16952  * @param[out] error
16953  *   Perform verbose error reporting if not NULL.
16954  * @return
16955  *   0 on success, a negative errno value otherwise and rte_errno is set.
16956  */
16957 static int
16958 flow_dv_meter_hierarchy_rule_create(struct rte_eth_dev *dev,
16959                                 struct mlx5_flow_meter_info *fm,
16960                                 int32_t src_port,
16961                                 const struct rte_flow_item *item,
16962                                 struct rte_flow_error *error)
16963 {
16964         struct mlx5_priv *priv = dev->data->dev_private;
16965         struct mlx5_flow_meter_policy *mtr_policy;
16966         struct mlx5_flow_meter_sub_policy *sub_policy;
16967         struct mlx5_flow_meter_info *next_fm = NULL;
16968         struct mlx5_flow_meter_policy *next_policy;
16969         struct mlx5_flow_meter_sub_policy *next_sub_policy;
16970         struct mlx5_flow_tbl_data_entry *tbl_data;
16971         struct mlx5_sub_policy_color_rule *color_rule;
16972         struct mlx5_meter_policy_acts acts;
16973         uint32_t color_reg_c_idx;
16974         bool mtr_first = (src_port != UINT16_MAX) ? true : false;
16975         struct rte_flow_attr attr = {
16976                 .group = MLX5_FLOW_TABLE_LEVEL_POLICY,
16977                 .priority = 0,
16978                 .ingress = 0,
16979                 .egress = 0,
16980                 .transfer = 1,
16981                 .reserved = 0,
16982         };
16983         uint32_t domain = MLX5_MTR_DOMAIN_TRANSFER;
16984         int i;
16985
16986         mtr_policy = mlx5_flow_meter_policy_find(dev, fm->policy_id, NULL);
16987         MLX5_ASSERT(mtr_policy);
16988         if (!mtr_policy->is_hierarchy)
16989                 return 0;
16990         next_fm = mlx5_flow_meter_find(priv,
16991                         mtr_policy->act_cnt[RTE_COLOR_GREEN].next_mtr_id, NULL);
16992         if (!next_fm) {
16993                 return rte_flow_error_set(error, EINVAL,
16994                                 RTE_FLOW_ERROR_TYPE_ACTION, NULL,
16995                                 "Failed to find next meter in hierarchy.");
16996         }
16997         if (!next_fm->drop_cnt)
16998                 goto exit;
16999         color_reg_c_idx = mlx5_flow_get_reg_id(dev, MLX5_MTR_COLOR, 0, error);
17000         sub_policy = mtr_policy->sub_policys[domain][0];
17001         for (i = 0; i < RTE_COLORS; i++) {
17002                 bool rule_exist = false;
17003                 struct mlx5_meter_policy_action_container *act_cnt;
17004
17005                 if (i >= RTE_COLOR_YELLOW)
17006                         break;
17007                 TAILQ_FOREACH(color_rule,
17008                               &sub_policy->color_rules[i], next_port)
17009                         if (color_rule->src_port == src_port) {
17010                                 rule_exist = true;
17011                                 break;
17012                         }
17013                 if (rule_exist)
17014                         continue;
17015                 color_rule = mlx5_malloc(MLX5_MEM_ZERO,
17016                                 sizeof(struct mlx5_sub_policy_color_rule),
17017                                 0, SOCKET_ID_ANY);
17018                 if (!color_rule)
17019                         return rte_flow_error_set(error, ENOMEM,
17020                                 RTE_FLOW_ERROR_TYPE_ACTION,
17021                                 NULL, "No memory to create tag color rule.");
17022                 color_rule->src_port = src_port;
17023                 attr.priority = i;
17024                 next_policy = mlx5_flow_meter_policy_find(dev,
17025                                                 next_fm->policy_id, NULL);
17026                 MLX5_ASSERT(next_policy);
17027                 next_sub_policy = next_policy->sub_policys[domain][0];
17028                 tbl_data = container_of(next_sub_policy->tbl_rsc,
17029                                         struct mlx5_flow_tbl_data_entry, tbl);
17030                 act_cnt = &mtr_policy->act_cnt[i];
17031                 if (mtr_first) {
17032                         acts.dv_actions[0] = next_fm->meter_action;
17033                         acts.dv_actions[1] = act_cnt->modify_hdr->action;
17034                 } else {
17035                         acts.dv_actions[0] = act_cnt->modify_hdr->action;
17036                         acts.dv_actions[1] = next_fm->meter_action;
17037                 }
17038                 acts.dv_actions[2] = tbl_data->jump.action;
17039                 acts.actions_n = 3;
17040                 if (mlx5_flow_meter_attach(priv, next_fm, &attr, error)) {
17041                         next_fm = NULL;
17042                         goto err_exit;
17043                 }
17044                 if (__flow_dv_create_policy_matcher(dev, color_reg_c_idx,
17045                                 MLX5_MTR_POLICY_MATCHER_PRIO, sub_policy,
17046                                 &attr, true, item,
17047                                 &color_rule->matcher, error)) {
17048                         rte_flow_error_set(error, errno,
17049                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
17050                                 "Failed to create hierarchy meter matcher.");
17051                         goto err_exit;
17052                 }
17053                 if (__flow_dv_create_policy_flow(dev, color_reg_c_idx,
17054                                         (enum rte_color)i,
17055                                         color_rule->matcher->matcher_object,
17056                                         acts.actions_n, acts.dv_actions,
17057                                         true, item,
17058                                         &color_rule->rule, &attr)) {
17059                         rte_flow_error_set(error, errno,
17060                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
17061                                 "Failed to create hierarchy meter rule.");
17062                         goto err_exit;
17063                 }
17064                 TAILQ_INSERT_TAIL(&sub_policy->color_rules[i],
17065                                   color_rule, next_port);
17066         }
17067 exit:
17068         /**
17069          * Recursive call to iterate all meters in hierarchy and
17070          * create needed rules.
17071          */
17072         return flow_dv_meter_hierarchy_rule_create(dev, next_fm,
17073                                                 src_port, item, error);
17074 err_exit:
17075         if (color_rule) {
17076                 if (color_rule->rule)
17077                         mlx5_flow_os_destroy_flow(color_rule->rule);
17078                 if (color_rule->matcher) {
17079                         struct mlx5_flow_tbl_data_entry *tbl =
17080                                 container_of(color_rule->matcher->tbl,
17081                                                 typeof(*tbl), tbl);
17082                         mlx5_list_unregister(tbl->matchers,
17083                                                 &color_rule->matcher->entry);
17084                 }
17085                 mlx5_free(color_rule);
17086         }
17087         if (next_fm)
17088                 mlx5_flow_meter_detach(priv, next_fm);
17089         return -rte_errno;
17090 }
17091
17092 /**
17093  * Destroy the sub policy table with RX queue.
17094  *
17095  * @param[in] dev
17096  *   Pointer to Ethernet device.
17097  * @param[in] mtr_policy
17098  *   Pointer to meter policy table.
17099  */
17100 static void
17101 flow_dv_destroy_sub_policy_with_rxq(struct rte_eth_dev *dev,
17102                                     struct mlx5_flow_meter_policy *mtr_policy)
17103 {
17104         struct mlx5_priv *priv = dev->data->dev_private;
17105         struct mlx5_flow_meter_sub_policy *sub_policy = NULL;
17106         uint32_t domain = MLX5_MTR_DOMAIN_INGRESS;
17107         uint32_t i, j;
17108         uint16_t sub_policy_num, new_policy_num;
17109
17110         rte_spinlock_lock(&mtr_policy->sl);
17111         for (i = 0; i < MLX5_MTR_RTE_COLORS; i++) {
17112                 switch (mtr_policy->act_cnt[i].fate_action) {
17113                 case MLX5_FLOW_FATE_SHARED_RSS:
17114                         sub_policy_num = (mtr_policy->sub_policy_num >>
17115                         (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain)) &
17116                         MLX5_MTR_SUB_POLICY_NUM_MASK;
17117                         new_policy_num = sub_policy_num;
17118                         for (j = 0; j < sub_policy_num; j++) {
17119                                 sub_policy =
17120                                         mtr_policy->sub_policys[domain][j];
17121                                 if (sub_policy) {
17122                                         __flow_dv_destroy_sub_policy_rules(dev,
17123                                                 sub_policy);
17124                                 if (sub_policy !=
17125                                         mtr_policy->sub_policys[domain][0]) {
17126                                         mtr_policy->sub_policys[domain][j] =
17127                                                                 NULL;
17128                                         mlx5_ipool_free
17129                                 (priv->sh->ipool[MLX5_IPOOL_MTR_POLICY],
17130                                                 sub_policy->idx);
17131                                                 new_policy_num--;
17132                                         }
17133                                 }
17134                         }
17135                         if (new_policy_num != sub_policy_num) {
17136                                 mtr_policy->sub_policy_num &=
17137                                 ~(MLX5_MTR_SUB_POLICY_NUM_MASK <<
17138                                 (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain));
17139                                 mtr_policy->sub_policy_num |=
17140                                 (new_policy_num &
17141                                         MLX5_MTR_SUB_POLICY_NUM_MASK) <<
17142                                 (MLX5_MTR_SUB_POLICY_NUM_SHIFT * domain);
17143                         }
17144                         break;
17145                 case MLX5_FLOW_FATE_QUEUE:
17146                         sub_policy = mtr_policy->sub_policys[domain][0];
17147                         __flow_dv_destroy_sub_policy_rules(dev,
17148                                                            sub_policy);
17149                         break;
17150                 default:
17151                         /*Other actions without queue and do nothing*/
17152                         break;
17153                 }
17154         }
17155         rte_spinlock_unlock(&mtr_policy->sl);
17156 }
17157 /**
17158  * Check whether the DR drop action is supported on the root table or not.
17159  *
17160  * Create a simple flow with DR drop action on root table to validate
17161  * if DR drop action on root table is supported or not.
17162  *
17163  * @param[in] dev
17164  *   Pointer to rte_eth_dev structure.
17165  *
17166  * @return
17167  *   0 on success, a negative errno value otherwise and rte_errno is set.
17168  */
17169 int
17170 mlx5_flow_discover_dr_action_support(struct rte_eth_dev *dev)
17171 {
17172         struct mlx5_priv *priv = dev->data->dev_private;
17173         struct mlx5_dev_ctx_shared *sh = priv->sh;
17174         struct mlx5_flow_dv_match_params mask = {
17175                 .size = sizeof(mask.buf),
17176         };
17177         struct mlx5_flow_dv_match_params value = {
17178                 .size = sizeof(value.buf),
17179         };
17180         struct mlx5dv_flow_matcher_attr dv_attr = {
17181                 .type = IBV_FLOW_ATTR_NORMAL,
17182                 .priority = 0,
17183                 .match_criteria_enable = 0,
17184                 .match_mask = (void *)&mask,
17185         };
17186         struct mlx5_flow_tbl_resource *tbl = NULL;
17187         void *matcher = NULL;
17188         void *flow = NULL;
17189         int ret = -1;
17190
17191         tbl = flow_dv_tbl_resource_get(dev, 0, 0, 0, false, NULL,
17192                                         0, 0, 0, NULL);
17193         if (!tbl)
17194                 goto err;
17195         dv_attr.match_criteria_enable = flow_dv_matcher_enable(mask.buf);
17196         __flow_dv_adjust_buf_size(&mask.size, dv_attr.match_criteria_enable);
17197         ret = mlx5_flow_os_create_flow_matcher(sh->ctx, &dv_attr, tbl->obj,
17198                                                &matcher);
17199         if (ret)
17200                 goto err;
17201         __flow_dv_adjust_buf_size(&value.size, dv_attr.match_criteria_enable);
17202         ret = mlx5_flow_os_create_flow(matcher, (void *)&value, 1,
17203                                        &sh->dr_drop_action, &flow);
17204 err:
17205         /*
17206          * If DR drop action is not supported on root table, flow create will
17207          * be failed with EOPNOTSUPP or EPROTONOSUPPORT.
17208          */
17209         if (!flow) {
17210                 if (matcher &&
17211                     (errno == EPROTONOSUPPORT || errno == EOPNOTSUPP))
17212                         DRV_LOG(INFO, "DR drop action is not supported in root table.");
17213                 else
17214                         DRV_LOG(ERR, "Unexpected error in DR drop action support detection");
17215                 ret = -1;
17216         } else {
17217                 claim_zero(mlx5_flow_os_destroy_flow(flow));
17218         }
17219         if (matcher)
17220                 claim_zero(mlx5_flow_os_destroy_flow_matcher(matcher));
17221         if (tbl)
17222                 flow_dv_tbl_resource_release(MLX5_SH(dev), tbl);
17223         return ret;
17224 }
17225
17226 /**
17227  * Validate the batch counter support in root table.
17228  *
17229  * Create a simple flow with invalid counter and drop action on root table to
17230  * validate if batch counter with offset on root table is supported or not.
17231  *
17232  * @param[in] dev
17233  *   Pointer to rte_eth_dev structure.
17234  *
17235  * @return
17236  *   0 on success, a negative errno value otherwise and rte_errno is set.
17237  */
17238 int
17239 mlx5_flow_dv_discover_counter_offset_support(struct rte_eth_dev *dev)
17240 {
17241         struct mlx5_priv *priv = dev->data->dev_private;
17242         struct mlx5_dev_ctx_shared *sh = priv->sh;
17243         struct mlx5_flow_dv_match_params mask = {
17244                 .size = sizeof(mask.buf),
17245         };
17246         struct mlx5_flow_dv_match_params value = {
17247                 .size = sizeof(value.buf),
17248         };
17249         struct mlx5dv_flow_matcher_attr dv_attr = {
17250                 .type = IBV_FLOW_ATTR_NORMAL | IBV_FLOW_ATTR_FLAGS_EGRESS,
17251                 .priority = 0,
17252                 .match_criteria_enable = 0,
17253                 .match_mask = (void *)&mask,
17254         };
17255         void *actions[2] = { 0 };
17256         struct mlx5_flow_tbl_resource *tbl = NULL;
17257         struct mlx5_devx_obj *dcs = NULL;
17258         void *matcher = NULL;
17259         void *flow = NULL;
17260         int ret = -1;
17261
17262         tbl = flow_dv_tbl_resource_get(dev, 0, 1, 0, false, NULL,
17263                                         0, 0, 0, NULL);
17264         if (!tbl)
17265                 goto err;
17266         dcs = mlx5_devx_cmd_flow_counter_alloc(priv->sh->ctx, 0x4);
17267         if (!dcs)
17268                 goto err;
17269         ret = mlx5_flow_os_create_flow_action_count(dcs->obj, UINT16_MAX,
17270                                                     &actions[0]);
17271         if (ret)
17272                 goto err;
17273         dv_attr.match_criteria_enable = flow_dv_matcher_enable(mask.buf);
17274         __flow_dv_adjust_buf_size(&mask.size, dv_attr.match_criteria_enable);
17275         ret = mlx5_flow_os_create_flow_matcher(sh->ctx, &dv_attr, tbl->obj,
17276                                                &matcher);
17277         if (ret)
17278                 goto err;
17279         __flow_dv_adjust_buf_size(&value.size, dv_attr.match_criteria_enable);
17280         ret = mlx5_flow_os_create_flow(matcher, (void *)&value, 1,
17281                                        actions, &flow);
17282 err:
17283         /*
17284          * If batch counter with offset is not supported, the driver will not
17285          * validate the invalid offset value, flow create should success.
17286          * In this case, it means batch counter is not supported in root table.
17287          *
17288          * Otherwise, if flow create is failed, counter offset is supported.
17289          */
17290         if (flow) {
17291                 DRV_LOG(INFO, "Batch counter is not supported in root "
17292                               "table. Switch to fallback mode.");
17293                 rte_errno = ENOTSUP;
17294                 ret = -rte_errno;
17295                 claim_zero(mlx5_flow_os_destroy_flow(flow));
17296         } else {
17297                 /* Check matcher to make sure validate fail at flow create. */
17298                 if (!matcher || (matcher && errno != EINVAL))
17299                         DRV_LOG(ERR, "Unexpected error in counter offset "
17300                                      "support detection");
17301                 ret = 0;
17302         }
17303         if (actions[0])
17304                 claim_zero(mlx5_flow_os_destroy_flow_action(actions[0]));
17305         if (matcher)
17306                 claim_zero(mlx5_flow_os_destroy_flow_matcher(matcher));
17307         if (tbl)
17308                 flow_dv_tbl_resource_release(MLX5_SH(dev), tbl);
17309         if (dcs)
17310                 claim_zero(mlx5_devx_cmd_destroy(dcs));
17311         return ret;
17312 }
17313
17314 /**
17315  * Query a devx counter.
17316  *
17317  * @param[in] dev
17318  *   Pointer to the Ethernet device structure.
17319  * @param[in] cnt
17320  *   Index to the flow counter.
17321  * @param[in] clear
17322  *   Set to clear the counter statistics.
17323  * @param[out] pkts
17324  *   The statistics value of packets.
17325  * @param[out] bytes
17326  *   The statistics value of bytes.
17327  *
17328  * @return
17329  *   0 on success, otherwise return -1.
17330  */
17331 static int
17332 flow_dv_counter_query(struct rte_eth_dev *dev, uint32_t counter, bool clear,
17333                       uint64_t *pkts, uint64_t *bytes)
17334 {
17335         struct mlx5_priv *priv = dev->data->dev_private;
17336         struct mlx5_flow_counter *cnt;
17337         uint64_t inn_pkts, inn_bytes;
17338         int ret;
17339
17340         if (!priv->config.devx)
17341                 return -1;
17342
17343         ret = _flow_dv_query_count(dev, counter, &inn_pkts, &inn_bytes);
17344         if (ret)
17345                 return -1;
17346         cnt = flow_dv_counter_get_by_idx(dev, counter, NULL);
17347         *pkts = inn_pkts - cnt->hits;
17348         *bytes = inn_bytes - cnt->bytes;
17349         if (clear) {
17350                 cnt->hits = inn_pkts;
17351                 cnt->bytes = inn_bytes;
17352         }
17353         return 0;
17354 }
17355
17356 /**
17357  * Get aged-out flows.
17358  *
17359  * @param[in] dev
17360  *   Pointer to the Ethernet device structure.
17361  * @param[in] context
17362  *   The address of an array of pointers to the aged-out flows contexts.
17363  * @param[in] nb_contexts
17364  *   The length of context array pointers.
17365  * @param[out] error
17366  *   Perform verbose error reporting if not NULL. Initialized in case of
17367  *   error only.
17368  *
17369  * @return
17370  *   how many contexts get in success, otherwise negative errno value.
17371  *   if nb_contexts is 0, return the amount of all aged contexts.
17372  *   if nb_contexts is not 0 , return the amount of aged flows reported
17373  *   in the context array.
17374  * @note: only stub for now
17375  */
17376 static int
17377 flow_dv_get_aged_flows(struct rte_eth_dev *dev,
17378                     void **context,
17379                     uint32_t nb_contexts,
17380                     struct rte_flow_error *error)
17381 {
17382         struct mlx5_priv *priv = dev->data->dev_private;
17383         struct mlx5_age_info *age_info;
17384         struct mlx5_age_param *age_param;
17385         struct mlx5_flow_counter *counter;
17386         struct mlx5_aso_age_action *act;
17387         int nb_flows = 0;
17388
17389         if (nb_contexts && !context)
17390                 return rte_flow_error_set(error, EINVAL,
17391                                           RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
17392                                           NULL, "empty context");
17393         age_info = GET_PORT_AGE_INFO(priv);
17394         rte_spinlock_lock(&age_info->aged_sl);
17395         LIST_FOREACH(act, &age_info->aged_aso, next) {
17396                 nb_flows++;
17397                 if (nb_contexts) {
17398                         context[nb_flows - 1] =
17399                                                 act->age_params.context;
17400                         if (!(--nb_contexts))
17401                                 break;
17402                 }
17403         }
17404         TAILQ_FOREACH(counter, &age_info->aged_counters, next) {
17405                 nb_flows++;
17406                 if (nb_contexts) {
17407                         age_param = MLX5_CNT_TO_AGE(counter);
17408                         context[nb_flows - 1] = age_param->context;
17409                         if (!(--nb_contexts))
17410                                 break;
17411                 }
17412         }
17413         rte_spinlock_unlock(&age_info->aged_sl);
17414         MLX5_AGE_SET(age_info, MLX5_AGE_TRIGGER);
17415         return nb_flows;
17416 }
17417
17418 /*
17419  * Mutex-protected thunk to lock-free flow_dv_counter_alloc().
17420  */
17421 static uint32_t
17422 flow_dv_counter_allocate(struct rte_eth_dev *dev)
17423 {
17424         return flow_dv_counter_alloc(dev, 0);
17425 }
17426
17427 /**
17428  * Validate indirect action.
17429  * Dispatcher for action type specific validation.
17430  *
17431  * @param[in] dev
17432  *   Pointer to the Ethernet device structure.
17433  * @param[in] conf
17434  *   Indirect action configuration.
17435  * @param[in] action
17436  *   The indirect action object to validate.
17437  * @param[out] error
17438  *   Perform verbose error reporting if not NULL. Initialized in case of
17439  *   error only.
17440  *
17441  * @return
17442  *   0 on success, otherwise negative errno value.
17443  */
17444 static int
17445 flow_dv_action_validate(struct rte_eth_dev *dev,
17446                         const struct rte_flow_indir_action_conf *conf,
17447                         const struct rte_flow_action *action,
17448                         struct rte_flow_error *err)
17449 {
17450         struct mlx5_priv *priv = dev->data->dev_private;
17451
17452         RTE_SET_USED(conf);
17453         switch (action->type) {
17454         case RTE_FLOW_ACTION_TYPE_RSS:
17455                 /*
17456                  * priv->obj_ops is set according to driver capabilities.
17457                  * When DevX capabilities are
17458                  * sufficient, it is set to devx_obj_ops.
17459                  * Otherwise, it is set to ibv_obj_ops.
17460                  * ibv_obj_ops doesn't support ind_table_modify operation.
17461                  * In this case the indirect RSS action can't be used.
17462                  */
17463                 if (priv->obj_ops.ind_table_modify == NULL)
17464                         return rte_flow_error_set
17465                                         (err, ENOTSUP,
17466                                          RTE_FLOW_ERROR_TYPE_ACTION,
17467                                          NULL,
17468                                          "Indirect RSS action not supported");
17469                 return mlx5_validate_action_rss(dev, action, err);
17470         case RTE_FLOW_ACTION_TYPE_AGE:
17471                 if (!priv->sh->aso_age_mng)
17472                         return rte_flow_error_set(err, ENOTSUP,
17473                                                 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
17474                                                 NULL,
17475                                                 "Indirect age action not supported");
17476                 return flow_dv_validate_action_age(0, action, dev, err);
17477         case RTE_FLOW_ACTION_TYPE_COUNT:
17478                 /*
17479                  * There are two mechanisms to share the action count.
17480                  * The old mechanism uses the shared field to share, while the
17481                  * new mechanism uses the indirect action API.
17482                  * This validation comes to make sure that the two mechanisms
17483                  * are not combined.
17484                  */
17485                 if (is_shared_action_count(action))
17486                         return rte_flow_error_set(err, ENOTSUP,
17487                                                   RTE_FLOW_ERROR_TYPE_ACTION,
17488                                                   NULL,
17489                                                   "Mix shared and indirect counter is not supported");
17490                 return flow_dv_validate_action_count(dev, true, 0, err);
17491         case RTE_FLOW_ACTION_TYPE_CONNTRACK:
17492                 if (!priv->sh->ct_aso_en)
17493                         return rte_flow_error_set(err, ENOTSUP,
17494                                         RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
17495                                         "ASO CT is not supported");
17496                 return mlx5_validate_action_ct(dev, action->conf, err);
17497         default:
17498                 return rte_flow_error_set(err, ENOTSUP,
17499                                           RTE_FLOW_ERROR_TYPE_ACTION,
17500                                           NULL,
17501                                           "action type not supported");
17502         }
17503 }
17504
17505 /*
17506  * Check if the RSS configurations for colors of a meter policy match
17507  * each other, except the queues.
17508  *
17509  * @param[in] r1
17510  *   Pointer to the first RSS flow action.
17511  * @param[in] r2
17512  *   Pointer to the second RSS flow action.
17513  *
17514  * @return
17515  *   0 on match, 1 on conflict.
17516  */
17517 static inline int
17518 flow_dv_mtr_policy_rss_compare(const struct rte_flow_action_rss *r1,
17519                                const struct rte_flow_action_rss *r2)
17520 {
17521         if (!r1 || !r2)
17522                 return 0;
17523         if (r1->func != r2->func || r1->level != r2->level ||
17524             r1->types != r2->types || r1->key_len != r2->key_len ||
17525             memcmp(r1->key, r2->key, r1->key_len))
17526                 return 1;
17527         return 0;
17528 }
17529
17530 /**
17531  * Validate the meter hierarchy chain for meter policy.
17532  *
17533  * @param[in] dev
17534  *   Pointer to the Ethernet device structure.
17535  * @param[in] meter_id
17536  *   Meter id.
17537  * @param[in] action_flags
17538  *   Holds the actions detected until now.
17539  * @param[out] is_rss
17540  *   Is RSS or not.
17541  * @param[out] hierarchy_domain
17542  *   The domain bitmap for hierarchy policy.
17543  * @param[out] error
17544  *   Perform verbose error reporting if not NULL. Initialized in case of
17545  *   error only.
17546  *
17547  * @return
17548  *   0 on success, otherwise negative errno value with error set.
17549  */
17550 static int
17551 flow_dv_validate_policy_mtr_hierarchy(struct rte_eth_dev *dev,
17552                                   uint32_t meter_id,
17553                                   uint64_t action_flags,
17554                                   bool *is_rss,
17555                                   uint8_t *hierarchy_domain,
17556                                   struct rte_mtr_error *error)
17557 {
17558         struct mlx5_priv *priv = dev->data->dev_private;
17559         struct mlx5_flow_meter_info *fm;
17560         struct mlx5_flow_meter_policy *policy;
17561         uint8_t cnt = 1;
17562
17563         if (action_flags & (MLX5_FLOW_FATE_ACTIONS |
17564                             MLX5_FLOW_FATE_ESWITCH_ACTIONS))
17565                 return -rte_mtr_error_set(error, EINVAL,
17566                                         RTE_MTR_ERROR_TYPE_POLICER_ACTION_GREEN,
17567                                         NULL,
17568                                         "Multiple fate actions not supported.");
17569         *hierarchy_domain = 0;
17570         while (true) {
17571                 fm = mlx5_flow_meter_find(priv, meter_id, NULL);
17572                 if (!fm)
17573                         return -rte_mtr_error_set(error, EINVAL,
17574                                                 RTE_MTR_ERROR_TYPE_MTR_ID, NULL,
17575                                         "Meter not found in meter hierarchy.");
17576                 if (fm->def_policy)
17577                         return -rte_mtr_error_set(error, EINVAL,
17578                                         RTE_MTR_ERROR_TYPE_MTR_ID, NULL,
17579                         "Non termination meter not supported in hierarchy.");
17580                 policy = mlx5_flow_meter_policy_find(dev, fm->policy_id, NULL);
17581                 MLX5_ASSERT(policy);
17582                 /**
17583                  * Only inherit the supported domains of the first meter in
17584                  * hierarchy.
17585                  * One meter supports at least one domain.
17586                  */
17587                 if (!*hierarchy_domain) {
17588                         if (policy->transfer)
17589                                 *hierarchy_domain |=
17590                                                 MLX5_MTR_DOMAIN_TRANSFER_BIT;
17591                         if (policy->ingress)
17592                                 *hierarchy_domain |=
17593                                                 MLX5_MTR_DOMAIN_INGRESS_BIT;
17594                         if (policy->egress)
17595                                 *hierarchy_domain |= MLX5_MTR_DOMAIN_EGRESS_BIT;
17596                 }
17597                 if (!policy->is_hierarchy) {
17598                         *is_rss = policy->is_rss;
17599                         break;
17600                 }
17601                 meter_id = policy->act_cnt[RTE_COLOR_GREEN].next_mtr_id;
17602                 if (++cnt >= MLX5_MTR_CHAIN_MAX_NUM)
17603                         return -rte_mtr_error_set(error, EINVAL,
17604                                         RTE_MTR_ERROR_TYPE_METER_POLICY, NULL,
17605                                         "Exceed max hierarchy meter number.");
17606         }
17607         return 0;
17608 }
17609
17610 /**
17611  * Validate meter policy actions.
17612  * Dispatcher for action type specific validation.
17613  *
17614  * @param[in] dev
17615  *   Pointer to the Ethernet device structure.
17616  * @param[in] action
17617  *   The meter policy action object to validate.
17618  * @param[in] attr
17619  *   Attributes of flow to determine steering domain.
17620  * @param[out] error
17621  *   Perform verbose error reporting if not NULL. Initialized in case of
17622  *   error only.
17623  *
17624  * @return
17625  *   0 on success, otherwise negative errno value.
17626  */
17627 static int
17628 flow_dv_validate_mtr_policy_acts(struct rte_eth_dev *dev,
17629                         const struct rte_flow_action *actions[RTE_COLORS],
17630                         struct rte_flow_attr *attr,
17631                         bool *is_rss,
17632                         uint8_t *domain_bitmap,
17633                         uint8_t *policy_mode,
17634                         struct rte_mtr_error *error)
17635 {
17636         struct mlx5_priv *priv = dev->data->dev_private;
17637         struct mlx5_dev_config *dev_conf = &priv->config;
17638         const struct rte_flow_action *act;
17639         uint64_t action_flags[RTE_COLORS] = {0};
17640         int actions_n;
17641         int i, ret;
17642         struct rte_flow_error flow_err;
17643         uint8_t domain_color[RTE_COLORS] = {0};
17644         uint8_t def_domain = MLX5_MTR_ALL_DOMAIN_BIT;
17645         uint8_t hierarchy_domain = 0;
17646         const struct rte_flow_action_meter *mtr;
17647         bool def_green = false;
17648         bool def_yellow = false;
17649         const struct rte_flow_action_rss *rss_color[RTE_COLORS] = {NULL};
17650
17651         if (!priv->config.dv_esw_en)
17652                 def_domain &= ~MLX5_MTR_DOMAIN_TRANSFER_BIT;
17653         *domain_bitmap = def_domain;
17654         /* Red color could only support DROP action. */
17655         if (!actions[RTE_COLOR_RED] ||
17656             actions[RTE_COLOR_RED]->type != RTE_FLOW_ACTION_TYPE_DROP)
17657                 return -rte_mtr_error_set(error, ENOTSUP,
17658                                 RTE_MTR_ERROR_TYPE_METER_POLICY,
17659                                 NULL, "Red color only supports drop action.");
17660         /*
17661          * Check default policy actions:
17662          * Green / Yellow: no action, Red: drop action
17663          * Either G or Y will trigger default policy actions to be created.
17664          */
17665         if (!actions[RTE_COLOR_GREEN] ||
17666             actions[RTE_COLOR_GREEN]->type == RTE_FLOW_ACTION_TYPE_END)
17667                 def_green = true;
17668         if (!actions[RTE_COLOR_YELLOW] ||
17669             actions[RTE_COLOR_YELLOW]->type == RTE_FLOW_ACTION_TYPE_END)
17670                 def_yellow = true;
17671         if (def_green && def_yellow) {
17672                 *policy_mode = MLX5_MTR_POLICY_MODE_DEF;
17673                 return 0;
17674         } else if (!def_green && def_yellow) {
17675                 *policy_mode = MLX5_MTR_POLICY_MODE_OG;
17676         } else if (def_green && !def_yellow) {
17677                 *policy_mode = MLX5_MTR_POLICY_MODE_OY;
17678         }
17679         /* Set to empty string in case of NULL pointer access by user. */
17680         flow_err.message = "";
17681         for (i = 0; i < RTE_COLORS; i++) {
17682                 act = actions[i];
17683                 for (action_flags[i] = 0, actions_n = 0;
17684                      act && act->type != RTE_FLOW_ACTION_TYPE_END;
17685                      act++) {
17686                         if (actions_n == MLX5_DV_MAX_NUMBER_OF_ACTIONS)
17687                                 return -rte_mtr_error_set(error, ENOTSUP,
17688                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17689                                           NULL, "too many actions");
17690                         switch (act->type) {
17691                         case RTE_FLOW_ACTION_TYPE_PORT_ID:
17692                                 if (!priv->config.dv_esw_en)
17693                                         return -rte_mtr_error_set(error,
17694                                         ENOTSUP,
17695                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17696                                         NULL, "PORT action validate check"
17697                                         " fail for ESW disable");
17698                                 ret = flow_dv_validate_action_port_id(dev,
17699                                                 action_flags[i],
17700                                                 act, attr, &flow_err);
17701                                 if (ret)
17702                                         return -rte_mtr_error_set(error,
17703                                         ENOTSUP,
17704                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17705                                         NULL, flow_err.message ?
17706                                         flow_err.message :
17707                                         "PORT action validate check fail");
17708                                 ++actions_n;
17709                                 action_flags[i] |= MLX5_FLOW_ACTION_PORT_ID;
17710                                 break;
17711                         case RTE_FLOW_ACTION_TYPE_MARK:
17712                                 ret = flow_dv_validate_action_mark(dev, act,
17713                                                            action_flags[i],
17714                                                            attr, &flow_err);
17715                                 if (ret < 0)
17716                                         return -rte_mtr_error_set(error,
17717                                         ENOTSUP,
17718                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17719                                         NULL, flow_err.message ?
17720                                         flow_err.message :
17721                                         "Mark action validate check fail");
17722                                 if (dev_conf->dv_xmeta_en !=
17723                                         MLX5_XMETA_MODE_LEGACY)
17724                                         return -rte_mtr_error_set(error,
17725                                         ENOTSUP,
17726                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17727                                         NULL, "Extend MARK action is "
17728                                         "not supported. Please try use "
17729                                         "default policy for meter.");
17730                                 action_flags[i] |= MLX5_FLOW_ACTION_MARK;
17731                                 ++actions_n;
17732                                 break;
17733                         case RTE_FLOW_ACTION_TYPE_SET_TAG:
17734                                 ret = flow_dv_validate_action_set_tag(dev,
17735                                                         act, action_flags[i],
17736                                                         attr, &flow_err);
17737                                 if (ret)
17738                                         return -rte_mtr_error_set(error,
17739                                         ENOTSUP,
17740                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17741                                         NULL, flow_err.message ?
17742                                         flow_err.message :
17743                                         "Set tag action validate check fail");
17744                                 action_flags[i] |= MLX5_FLOW_ACTION_SET_TAG;
17745                                 ++actions_n;
17746                                 break;
17747                         case RTE_FLOW_ACTION_TYPE_DROP:
17748                                 ret = mlx5_flow_validate_action_drop
17749                                         (action_flags[i], attr, &flow_err);
17750                                 if (ret < 0)
17751                                         return -rte_mtr_error_set(error,
17752                                         ENOTSUP,
17753                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17754                                         NULL, flow_err.message ?
17755                                         flow_err.message :
17756                                         "Drop action validate check fail");
17757                                 action_flags[i] |= MLX5_FLOW_ACTION_DROP;
17758                                 ++actions_n;
17759                                 break;
17760                         case RTE_FLOW_ACTION_TYPE_QUEUE:
17761                                 /*
17762                                  * Check whether extensive
17763                                  * metadata feature is engaged.
17764                                  */
17765                                 if (dev_conf->dv_flow_en &&
17766                                     (dev_conf->dv_xmeta_en !=
17767                                      MLX5_XMETA_MODE_LEGACY) &&
17768                                     mlx5_flow_ext_mreg_supported(dev))
17769                                         return -rte_mtr_error_set(error,
17770                                           ENOTSUP,
17771                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17772                                           NULL, "Queue action with meta "
17773                                           "is not supported. Please try use "
17774                                           "default policy for meter.");
17775                                 ret = mlx5_flow_validate_action_queue(act,
17776                                                         action_flags[i], dev,
17777                                                         attr, &flow_err);
17778                                 if (ret < 0)
17779                                         return -rte_mtr_error_set(error,
17780                                           ENOTSUP,
17781                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17782                                           NULL, flow_err.message ?
17783                                           flow_err.message :
17784                                           "Queue action validate check fail");
17785                                 action_flags[i] |= MLX5_FLOW_ACTION_QUEUE;
17786                                 ++actions_n;
17787                                 break;
17788                         case RTE_FLOW_ACTION_TYPE_RSS:
17789                                 if (dev_conf->dv_flow_en &&
17790                                     (dev_conf->dv_xmeta_en !=
17791                                      MLX5_XMETA_MODE_LEGACY) &&
17792                                     mlx5_flow_ext_mreg_supported(dev))
17793                                         return -rte_mtr_error_set(error,
17794                                           ENOTSUP,
17795                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17796                                           NULL, "RSS action with meta "
17797                                           "is not supported. Please try use "
17798                                           "default policy for meter.");
17799                                 ret = mlx5_validate_action_rss(dev, act,
17800                                                                &flow_err);
17801                                 if (ret < 0)
17802                                         return -rte_mtr_error_set(error,
17803                                           ENOTSUP,
17804                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17805                                           NULL, flow_err.message ?
17806                                           flow_err.message :
17807                                           "RSS action validate check fail");
17808                                 action_flags[i] |= MLX5_FLOW_ACTION_RSS;
17809                                 ++actions_n;
17810                                 /* Either G or Y will set the RSS. */
17811                                 rss_color[i] = act->conf;
17812                                 break;
17813                         case RTE_FLOW_ACTION_TYPE_JUMP:
17814                                 ret = flow_dv_validate_action_jump(dev,
17815                                         NULL, act, action_flags[i],
17816                                         attr, true, &flow_err);
17817                                 if (ret)
17818                                         return -rte_mtr_error_set(error,
17819                                           ENOTSUP,
17820                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17821                                           NULL, flow_err.message ?
17822                                           flow_err.message :
17823                                           "Jump action validate check fail");
17824                                 ++actions_n;
17825                                 action_flags[i] |= MLX5_FLOW_ACTION_JUMP;
17826                                 break;
17827                         /*
17828                          * Only the last meter in the hierarchy will support
17829                          * the YELLOW color steering. Then in the meter policy
17830                          * actions list, there should be no other meter inside.
17831                          */
17832                         case RTE_FLOW_ACTION_TYPE_METER:
17833                                 if (i != RTE_COLOR_GREEN)
17834                                         return -rte_mtr_error_set(error,
17835                                                 ENOTSUP,
17836                                                 RTE_MTR_ERROR_TYPE_METER_POLICY,
17837                                                 NULL,
17838                                                 "Meter hierarchy only supports GREEN color.");
17839                                 if (*policy_mode != MLX5_MTR_POLICY_MODE_OG)
17840                                         return -rte_mtr_error_set(error,
17841                                                 ENOTSUP,
17842                                                 RTE_MTR_ERROR_TYPE_METER_POLICY,
17843                                                 NULL,
17844                                                 "No yellow policy should be provided in meter hierarchy.");
17845                                 mtr = act->conf;
17846                                 ret = flow_dv_validate_policy_mtr_hierarchy(dev,
17847                                                         mtr->mtr_id,
17848                                                         action_flags[i],
17849                                                         is_rss,
17850                                                         &hierarchy_domain,
17851                                                         error);
17852                                 if (ret)
17853                                         return ret;
17854                                 ++actions_n;
17855                                 action_flags[i] |=
17856                                 MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY;
17857                                 break;
17858                         default:
17859                                 return -rte_mtr_error_set(error, ENOTSUP,
17860                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17861                                         NULL,
17862                                         "Doesn't support optional action");
17863                         }
17864                 }
17865                 if (action_flags[i] & MLX5_FLOW_ACTION_PORT_ID)
17866                         domain_color[i] = MLX5_MTR_DOMAIN_TRANSFER_BIT;
17867                 else if ((action_flags[i] &
17868                           (MLX5_FLOW_ACTION_RSS | MLX5_FLOW_ACTION_QUEUE)) ||
17869                          (action_flags[i] & MLX5_FLOW_ACTION_MARK))
17870                         /*
17871                          * Only support MLX5_XMETA_MODE_LEGACY
17872                          * so MARK action is only in ingress domain.
17873                          */
17874                         domain_color[i] = MLX5_MTR_DOMAIN_INGRESS_BIT;
17875                 else
17876                         domain_color[i] = def_domain;
17877                 if (action_flags[i] &
17878                     MLX5_FLOW_ACTION_METER_WITH_TERMINATED_POLICY)
17879                         domain_color[i] &= hierarchy_domain;
17880                 /*
17881                  * Non-termination actions only support NIC Tx domain.
17882                  * The adjustion should be skipped when there is no
17883                  * action or only END is provided. The default domains
17884                  * bit-mask is set to find the MIN intersection.
17885                  * The action flags checking should also be skipped.
17886                  */
17887                 if ((def_green && i == RTE_COLOR_GREEN) ||
17888                     (def_yellow && i == RTE_COLOR_YELLOW))
17889                         continue;
17890                 /*
17891                  * Validate the drop action mutual exclusion
17892                  * with other actions. Drop action is mutually-exclusive
17893                  * with any other action, except for Count action.
17894                  */
17895                 if ((action_flags[i] & MLX5_FLOW_ACTION_DROP) &&
17896                     (action_flags[i] & ~MLX5_FLOW_ACTION_DROP)) {
17897                         return -rte_mtr_error_set(error, ENOTSUP,
17898                                 RTE_MTR_ERROR_TYPE_METER_POLICY,
17899                                 NULL, "Drop action is mutually-exclusive "
17900                                 "with any other action");
17901                 }
17902                 /* Eswitch has few restrictions on using items and actions */
17903                 if (domain_color[i] & MLX5_MTR_DOMAIN_TRANSFER_BIT) {
17904                         if (!mlx5_flow_ext_mreg_supported(dev) &&
17905                             action_flags[i] & MLX5_FLOW_ACTION_MARK)
17906                                 return -rte_mtr_error_set(error, ENOTSUP,
17907                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17908                                         NULL, "unsupported action MARK");
17909                         if (action_flags[i] & MLX5_FLOW_ACTION_QUEUE)
17910                                 return -rte_mtr_error_set(error, ENOTSUP,
17911                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17912                                         NULL, "unsupported action QUEUE");
17913                         if (action_flags[i] & MLX5_FLOW_ACTION_RSS)
17914                                 return -rte_mtr_error_set(error, ENOTSUP,
17915                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17916                                         NULL, "unsupported action RSS");
17917                         if (!(action_flags[i] & MLX5_FLOW_FATE_ESWITCH_ACTIONS))
17918                                 return -rte_mtr_error_set(error, ENOTSUP,
17919                                         RTE_MTR_ERROR_TYPE_METER_POLICY,
17920                                         NULL, "no fate action is found");
17921                 } else {
17922                         if (!(action_flags[i] & MLX5_FLOW_FATE_ACTIONS) &&
17923                             (domain_color[i] & MLX5_MTR_DOMAIN_INGRESS_BIT)) {
17924                                 if ((domain_color[i] &
17925                                      MLX5_MTR_DOMAIN_EGRESS_BIT))
17926                                         domain_color[i] =
17927                                                 MLX5_MTR_DOMAIN_EGRESS_BIT;
17928                                 else
17929                                         return -rte_mtr_error_set(error,
17930                                                 ENOTSUP,
17931                                                 RTE_MTR_ERROR_TYPE_METER_POLICY,
17932                                                 NULL,
17933                                                 "no fate action is found");
17934                         }
17935                 }
17936         }
17937         /* If both colors have RSS, the attributes should be the same. */
17938         if (flow_dv_mtr_policy_rss_compare(rss_color[RTE_COLOR_GREEN],
17939                                            rss_color[RTE_COLOR_YELLOW]))
17940                 return -rte_mtr_error_set(error, EINVAL,
17941                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17942                                           NULL, "policy RSS attr conflict");
17943         if (rss_color[RTE_COLOR_GREEN] || rss_color[RTE_COLOR_YELLOW])
17944                 *is_rss = true;
17945         /* "domain_color[C]" is non-zero for each color, default is ALL. */
17946         if (!def_green && !def_yellow &&
17947             domain_color[RTE_COLOR_GREEN] != domain_color[RTE_COLOR_YELLOW] &&
17948             !(action_flags[RTE_COLOR_GREEN] & MLX5_FLOW_ACTION_DROP) &&
17949             !(action_flags[RTE_COLOR_YELLOW] & MLX5_FLOW_ACTION_DROP))
17950                 return -rte_mtr_error_set(error, EINVAL,
17951                                           RTE_MTR_ERROR_TYPE_METER_POLICY,
17952                                           NULL, "policy domains conflict");
17953         /*
17954          * At least one color policy is listed in the actions, the domains
17955          * to be supported should be the intersection.
17956          */
17957         *domain_bitmap = domain_color[RTE_COLOR_GREEN] &
17958                          domain_color[RTE_COLOR_YELLOW];
17959         return 0;
17960 }
17961
17962 static int
17963 flow_dv_sync_domain(struct rte_eth_dev *dev, uint32_t domains, uint32_t flags)
17964 {
17965         struct mlx5_priv *priv = dev->data->dev_private;
17966         int ret = 0;
17967
17968         if ((domains & MLX5_DOMAIN_BIT_NIC_RX) && priv->sh->rx_domain != NULL) {
17969                 ret = mlx5_os_flow_dr_sync_domain(priv->sh->rx_domain,
17970                                                 flags);
17971                 if (ret != 0)
17972                         return ret;
17973         }
17974         if ((domains & MLX5_DOMAIN_BIT_NIC_TX) && priv->sh->tx_domain != NULL) {
17975                 ret = mlx5_os_flow_dr_sync_domain(priv->sh->tx_domain, flags);
17976                 if (ret != 0)
17977                         return ret;
17978         }
17979         if ((domains & MLX5_DOMAIN_BIT_FDB) && priv->sh->fdb_domain != NULL) {
17980                 ret = mlx5_os_flow_dr_sync_domain(priv->sh->fdb_domain, flags);
17981                 if (ret != 0)
17982                         return ret;
17983         }
17984         return 0;
17985 }
17986
17987 const struct mlx5_flow_driver_ops mlx5_flow_dv_drv_ops = {
17988         .validate = flow_dv_validate,
17989         .prepare = flow_dv_prepare,
17990         .translate = flow_dv_translate,
17991         .apply = flow_dv_apply,
17992         .remove = flow_dv_remove,
17993         .destroy = flow_dv_destroy,
17994         .query = flow_dv_query,
17995         .create_mtr_tbls = flow_dv_create_mtr_tbls,
17996         .destroy_mtr_tbls = flow_dv_destroy_mtr_tbls,
17997         .destroy_mtr_drop_tbls = flow_dv_destroy_mtr_drop_tbls,
17998         .create_meter = flow_dv_mtr_alloc,
17999         .free_meter = flow_dv_aso_mtr_release_to_pool,
18000         .validate_mtr_acts = flow_dv_validate_mtr_policy_acts,
18001         .create_mtr_acts = flow_dv_create_mtr_policy_acts,
18002         .destroy_mtr_acts = flow_dv_destroy_mtr_policy_acts,
18003         .create_policy_rules = flow_dv_create_policy_rules,
18004         .destroy_policy_rules = flow_dv_destroy_policy_rules,
18005         .create_def_policy = flow_dv_create_def_policy,
18006         .destroy_def_policy = flow_dv_destroy_def_policy,
18007         .meter_sub_policy_rss_prepare = flow_dv_meter_sub_policy_rss_prepare,
18008         .meter_hierarchy_rule_create = flow_dv_meter_hierarchy_rule_create,
18009         .destroy_sub_policy_with_rxq = flow_dv_destroy_sub_policy_with_rxq,
18010         .counter_alloc = flow_dv_counter_allocate,
18011         .counter_free = flow_dv_counter_free,
18012         .counter_query = flow_dv_counter_query,
18013         .get_aged_flows = flow_dv_get_aged_flows,
18014         .action_validate = flow_dv_action_validate,
18015         .action_create = flow_dv_action_create,
18016         .action_destroy = flow_dv_action_destroy,
18017         .action_update = flow_dv_action_update,
18018         .action_query = flow_dv_action_query,
18019         .sync_domain = flow_dv_sync_domain,
18020 };
18021
18022 #endif /* HAVE_IBV_FLOW_DV_SUPPORT */
18023