drivers/net/ice/ice_fdir_filter.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019 Intel Corporation
   3  */
   4
   5 #include <stdio.h>
   6 #include <rte_flow.h>
   7 #include <rte_hash.h>
   8 #include <rte_hash_crc.h>
   9 #include "base/ice_fdir.h"
  10 #include "base/ice_flow.h"
  11 #include "base/ice_type.h"
  12 #include "ice_ethdev.h"
  13 #include "ice_rxtx.h"
  14 #include "ice_generic_flow.h"
  15
  16 #define ICE_FDIR_IPV6_TC_OFFSET         20
  17 #define ICE_IPV6_TC_MASK                (0xFF << ICE_FDIR_IPV6_TC_OFFSET)
  18
  19 #define ICE_FDIR_MAX_QREGION_SIZE       128
  20
  21 #define ICE_FDIR_INSET_ETH_IPV4 (\
  22         ICE_INSET_DMAC | \
  23         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | ICE_INSET_IPV4_TOS | \
  24         ICE_INSET_IPV4_TTL | ICE_INSET_IPV4_PROTO)
  25
  26 #define ICE_FDIR_INSET_ETH_IPV4_UDP (\
  27         ICE_FDIR_INSET_ETH_IPV4 | \
  28         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  29
  30 #define ICE_FDIR_INSET_ETH_IPV4_TCP (\
  31         ICE_FDIR_INSET_ETH_IPV4 | \
  32         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  33
  34 #define ICE_FDIR_INSET_ETH_IPV4_SCTP (\
  35         ICE_FDIR_INSET_ETH_IPV4 | \
  36         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  37
  38 #define ICE_FDIR_INSET_ETH_IPV6 (\
  39         ICE_INSET_DMAC | \
  40         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | ICE_INSET_IPV6_TC | \
  41         ICE_INSET_IPV6_HOP_LIMIT | ICE_INSET_IPV6_NEXT_HDR)
  42
  43 #define ICE_FDIR_INSET_ETH_IPV6_UDP (\
  44         ICE_FDIR_INSET_ETH_IPV6 | \
  45         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  46
  47 #define ICE_FDIR_INSET_ETH_IPV6_TCP (\
  48         ICE_FDIR_INSET_ETH_IPV6 | \
  49         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  50
  51 #define ICE_FDIR_INSET_ETH_IPV6_SCTP (\
  52         ICE_FDIR_INSET_ETH_IPV6 | \
  53         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  54
  55 #define ICE_FDIR_INSET_VXLAN_IPV4 (\
  56         ICE_INSET_TUN_IPV4_SRC | ICE_INSET_TUN_IPV4_DST)
  57
  58 #define ICE_FDIR_INSET_VXLAN_IPV4_TCP (\
  59         ICE_FDIR_INSET_VXLAN_IPV4 | \
  60         ICE_INSET_TUN_TCP_SRC_PORT | ICE_INSET_TUN_TCP_DST_PORT)
  61
  62 #define ICE_FDIR_INSET_VXLAN_IPV4_UDP (\
  63         ICE_FDIR_INSET_VXLAN_IPV4 | \
  64         ICE_INSET_TUN_UDP_SRC_PORT | ICE_INSET_TUN_UDP_DST_PORT)
  65
  66 #define ICE_FDIR_INSET_VXLAN_IPV4_SCTP (\
  67         ICE_FDIR_INSET_VXLAN_IPV4 | \
  68         ICE_INSET_TUN_SCTP_SRC_PORT | ICE_INSET_TUN_SCTP_DST_PORT)
  69
  70 #define ICE_FDIR_INSET_GTPU_EH_IPV4 (\
  71         ICE_INSET_GTPU_TEID | ICE_INSET_GTPU_QFI)
  72
  73 static struct ice_pattern_match_item ice_fdir_pattern_os[] = {
  74         {pattern_eth_ipv4,             ICE_FDIR_INSET_ETH_IPV4,              ICE_INSET_NONE},
  75         {pattern_eth_ipv4_udp,         ICE_FDIR_INSET_ETH_IPV4_UDP,          ICE_INSET_NONE},
  76         {pattern_eth_ipv4_tcp,         ICE_FDIR_INSET_ETH_IPV4_TCP,          ICE_INSET_NONE},
  77         {pattern_eth_ipv4_sctp,        ICE_FDIR_INSET_ETH_IPV4_SCTP,         ICE_INSET_NONE},
  78         {pattern_eth_ipv6,             ICE_FDIR_INSET_ETH_IPV6,              ICE_INSET_NONE},
  79         {pattern_eth_ipv6_udp,         ICE_FDIR_INSET_ETH_IPV6_UDP,          ICE_INSET_NONE},
  80         {pattern_eth_ipv6_tcp,         ICE_FDIR_INSET_ETH_IPV6_TCP,          ICE_INSET_NONE},
  81         {pattern_eth_ipv6_sctp,        ICE_FDIR_INSET_ETH_IPV6_SCTP,         ICE_INSET_NONE},
  82         {pattern_eth_ipv4_udp_vxlan_ipv4,
  83                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
  84         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,
  85                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
  86         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,
  87                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
  88         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,
  89                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
  90         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,
  91                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
  92         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,
  93                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
  94         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,
  95                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
  96         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,
  97                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
  98 };
  99
 100 static struct ice_pattern_match_item ice_fdir_pattern_comms[] = {
 101         {pattern_eth_ipv4,             ICE_FDIR_INSET_ETH_IPV4,              ICE_INSET_NONE},
 102         {pattern_eth_ipv4_udp,         ICE_FDIR_INSET_ETH_IPV4_UDP,          ICE_INSET_NONE},
 103         {pattern_eth_ipv4_tcp,         ICE_FDIR_INSET_ETH_IPV4_TCP,          ICE_INSET_NONE},
 104         {pattern_eth_ipv4_sctp,        ICE_FDIR_INSET_ETH_IPV4_SCTP,         ICE_INSET_NONE},
 105         {pattern_eth_ipv6,             ICE_FDIR_INSET_ETH_IPV6,              ICE_INSET_NONE},
 106         {pattern_eth_ipv6_udp,         ICE_FDIR_INSET_ETH_IPV6_UDP,          ICE_INSET_NONE},
 107         {pattern_eth_ipv6_tcp,         ICE_FDIR_INSET_ETH_IPV6_TCP,          ICE_INSET_NONE},
 108         {pattern_eth_ipv6_sctp,        ICE_FDIR_INSET_ETH_IPV6_SCTP,         ICE_INSET_NONE},
 109         {pattern_eth_ipv4_udp_vxlan_ipv4,
 110                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
 111         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,
 112                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
 113         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,
 114                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 115         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,
 116                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 117         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,
 118                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
 119         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,
 120                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
 121         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,
 122                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 123         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,
 124                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 125         {pattern_eth_ipv4_gtpu_eh_ipv4,
 126                                        ICE_FDIR_INSET_GTPU_EH_IPV4,          ICE_INSET_NONE},
 127 };
 128
 129 static struct ice_flow_parser ice_fdir_parser_os;
 130 static struct ice_flow_parser ice_fdir_parser_comms;
 131
 132 static const struct rte_memzone *
 133 ice_memzone_reserve(const char *name, uint32_t len, int socket_id)
 134 {
 135         const struct rte_memzone *mz;
 136
 137         mz = rte_memzone_lookup(name);
 138         if (mz)
 139                 return mz;
 140
 141         return rte_memzone_reserve_aligned(name, len, socket_id,
 142                                            RTE_MEMZONE_IOVA_CONTIG,
 143                                            ICE_RING_BASE_ALIGN);
 144 }
 145
 146 #define ICE_FDIR_MZ_NAME        "FDIR_MEMZONE"
 147
 148 static int
 149 ice_fdir_prof_alloc(struct ice_hw *hw)
 150 {
 151         enum ice_fltr_ptype ptype, fltr_ptype;
 152
 153         if (!hw->fdir_prof) {
 154                 hw->fdir_prof = (struct ice_fd_hw_prof **)
 155                         ice_malloc(hw, ICE_FLTR_PTYPE_MAX *
 156                                    sizeof(*hw->fdir_prof));
 157                 if (!hw->fdir_prof)
 158                         return -ENOMEM;
 159         }
 160         for (ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 161              ptype < ICE_FLTR_PTYPE_MAX;
 162              ptype++) {
 163                 if (!hw->fdir_prof[ptype]) {
 164                         hw->fdir_prof[ptype] = (struct ice_fd_hw_prof *)
 165                                 ice_malloc(hw, sizeof(**hw->fdir_prof));
 166                         if (!hw->fdir_prof[ptype])
 167                                 goto fail_mem;
 168                 }
 169         }
 170         return 0;
 171
 172 fail_mem:
 173         for (fltr_ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 174              fltr_ptype < ptype;
 175              fltr_ptype++) {
 176                 rte_free(hw->fdir_prof[fltr_ptype]);
 177                 hw->fdir_prof[fltr_ptype] = NULL;
 178         }
 179
 180         rte_free(hw->fdir_prof);
 181         hw->fdir_prof = NULL;
 182
 183         return -ENOMEM;
 184 }
 185
 186 static int
 187 ice_fdir_counter_pool_add(__rte_unused struct ice_pf *pf,
 188                           struct ice_fdir_counter_pool_container *container,
 189                           uint32_t index_start,
 190                           uint32_t len)
 191 {
 192         struct ice_fdir_counter_pool *pool;
 193         uint32_t i;
 194         int ret = 0;
 195
 196         pool = rte_zmalloc("ice_fdir_counter_pool",
 197                            sizeof(*pool) +
 198                            sizeof(struct ice_fdir_counter) * len,
 199                            0);
 200         if (!pool) {
 201                 PMD_INIT_LOG(ERR,
 202                              "Failed to allocate memory for fdir counter pool");
 203                 return -ENOMEM;
 204         }
 205
 206         TAILQ_INIT(&pool->counter_list);
 207         TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 208
 209         for (i = 0; i < len; i++) {
 210                 struct ice_fdir_counter *counter = &pool->counters[i];
 211
 212                 counter->hw_index = index_start + i;
 213                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 214         }
 215
 216         if (container->index_free == ICE_FDIR_COUNTER_MAX_POOL_SIZE) {
 217                 PMD_INIT_LOG(ERR, "FDIR counter pool is full");
 218                 ret = -EINVAL;
 219                 goto free_pool;
 220         }
 221
 222         container->pools[container->index_free++] = pool;
 223         return 0;
 224
 225 free_pool:
 226         rte_free(pool);
 227         return ret;
 228 }
 229
 230 static int
 231 ice_fdir_counter_init(struct ice_pf *pf)
 232 {
 233         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 234         struct ice_fdir_info *fdir_info = &pf->fdir;
 235         struct ice_fdir_counter_pool_container *container =
 236                                 &fdir_info->counter;
 237         uint32_t cnt_index, len;
 238         int ret;
 239
 240         TAILQ_INIT(&container->pool_list);
 241
 242         cnt_index = ICE_FDIR_COUNTER_INDEX(hw->fd_ctr_base);
 243         len = ICE_FDIR_COUNTERS_PER_BLOCK;
 244
 245         ret = ice_fdir_counter_pool_add(pf, container, cnt_index, len);
 246         if (ret) {
 247                 PMD_INIT_LOG(ERR, "Failed to add fdir pool to container");
 248                 return ret;
 249         }
 250
 251         return 0;
 252 }
 253
 254 static int
 255 ice_fdir_counter_release(struct ice_pf *pf)
 256 {
 257         struct ice_fdir_info *fdir_info = &pf->fdir;
 258         struct ice_fdir_counter_pool_container *container =
 259                                 &fdir_info->counter;
 260         uint8_t i;
 261
 262         for (i = 0; i < container->index_free; i++) {
 263                 rte_free(container->pools[i]);
 264                 container->pools[i] = NULL;
 265         }
 266
 267         TAILQ_INIT(&container->pool_list);
 268         container->index_free = 0;
 269
 270         return 0;
 271 }
 272
 273 static struct ice_fdir_counter *
 274 ice_fdir_counter_shared_search(struct ice_fdir_counter_pool_container
 275                                         *container,
 276                                uint32_t id)
 277 {
 278         struct ice_fdir_counter_pool *pool;
 279         struct ice_fdir_counter *counter;
 280         int i;
 281
 282         TAILQ_FOREACH(pool, &container->pool_list, next) {
 283                 for (i = 0; i < ICE_FDIR_COUNTERS_PER_BLOCK; i++) {
 284                         counter = &pool->counters[i];
 285
 286                         if (counter->shared &&
 287                             counter->ref_cnt &&
 288                             counter->id == id)
 289                                 return counter;
 290                 }
 291         }
 292
 293         return NULL;
 294 }
 295
 296 static struct ice_fdir_counter *
 297 ice_fdir_counter_alloc(struct ice_pf *pf, uint32_t shared, uint32_t id)
 298 {
 299         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 300         struct ice_fdir_info *fdir_info = &pf->fdir;
 301         struct ice_fdir_counter_pool_container *container =
 302                                 &fdir_info->counter;
 303         struct ice_fdir_counter_pool *pool = NULL;
 304         struct ice_fdir_counter *counter_free = NULL;
 305
 306         if (shared) {
 307                 counter_free = ice_fdir_counter_shared_search(container, id);
 308                 if (counter_free) {
 309                         if (counter_free->ref_cnt + 1 == 0) {
 310                                 rte_errno = E2BIG;
 311                                 return NULL;
 312                         }
 313                         counter_free->ref_cnt++;
 314                         return counter_free;
 315                 }
 316         }
 317
 318         TAILQ_FOREACH(pool, &container->pool_list, next) {
 319                 counter_free = TAILQ_FIRST(&pool->counter_list);
 320                 if (counter_free)
 321                         break;
 322                 counter_free = NULL;
 323         }
 324
 325         if (!counter_free) {
 326                 PMD_DRV_LOG(ERR, "No free counter found\n");
 327                 return NULL;
 328         }
 329
 330         counter_free->shared = shared;
 331         counter_free->id = id;
 332         counter_free->ref_cnt = 1;
 333         counter_free->pool = pool;
 334
 335         /* reset statistic counter value */
 336         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter_free->hw_index), 0);
 337         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter_free->hw_index), 0);
 338
 339         TAILQ_REMOVE(&pool->counter_list, counter_free, next);
 340         if (TAILQ_EMPTY(&pool->counter_list)) {
 341                 TAILQ_REMOVE(&container->pool_list, pool, next);
 342                 TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 343         }
 344
 345         return counter_free;
 346 }
 347
 348 static void
 349 ice_fdir_counter_free(__rte_unused struct ice_pf *pf,
 350                       struct ice_fdir_counter *counter)
 351 {
 352         if (!counter)
 353                 return;
 354
 355         if (--counter->ref_cnt == 0) {
 356                 struct ice_fdir_counter_pool *pool = counter->pool;
 357
 358                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 359         }
 360 }
 361
 362 static int
 363 ice_fdir_init_filter_list(struct ice_pf *pf)
 364 {
 365         struct rte_eth_dev *dev = pf->adapter->eth_dev;
 366         struct ice_fdir_info *fdir_info = &pf->fdir;
 367         char fdir_hash_name[RTE_HASH_NAMESIZE];
 368         int ret;
 369
 370         struct rte_hash_parameters fdir_hash_params = {
 371                 .name = fdir_hash_name,
 372                 .entries = ICE_MAX_FDIR_FILTER_NUM,
 373                 .key_len = sizeof(struct ice_fdir_fltr_pattern),
 374                 .hash_func = rte_hash_crc,
 375                 .hash_func_init_val = 0,
 376                 .socket_id = rte_socket_id(),
 377                 .extra_flag = RTE_HASH_EXTRA_FLAGS_EXT_TABLE,
 378         };
 379
 380         /* Initialize hash */
 381         snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
 382                  "fdir_%s", dev->device->name);
 383         fdir_info->hash_table = rte_hash_create(&fdir_hash_params);
 384         if (!fdir_info->hash_table) {
 385                 PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
 386                 return -EINVAL;
 387         }
 388         fdir_info->hash_map = rte_zmalloc("ice_fdir_hash_map",
 389                                           sizeof(*fdir_info->hash_map) *
 390                                           ICE_MAX_FDIR_FILTER_NUM,
 391                                           0);
 392         if (!fdir_info->hash_map) {
 393                 PMD_INIT_LOG(ERR,
 394                              "Failed to allocate memory for fdir hash map!");
 395                 ret = -ENOMEM;
 396                 goto err_fdir_hash_map_alloc;
 397         }
 398         return 0;
 399
 400 err_fdir_hash_map_alloc:
 401         rte_hash_free(fdir_info->hash_table);
 402
 403         return ret;
 404 }
 405
 406 static void
 407 ice_fdir_release_filter_list(struct ice_pf *pf)
 408 {
 409         struct ice_fdir_info *fdir_info = &pf->fdir;
 410
 411         if (fdir_info->hash_map)
 412                 rte_free(fdir_info->hash_map);
 413         if (fdir_info->hash_table)
 414                 rte_hash_free(fdir_info->hash_table);
 415
 416         fdir_info->hash_map = NULL;
 417         fdir_info->hash_table = NULL;
 418 }
 419
 420 /*
 421  * ice_fdir_setup - reserve and initialize the Flow Director resources
 422  * @pf: board private structure
 423  */
 424 static int
 425 ice_fdir_setup(struct ice_pf *pf)
 426 {
 427         struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
 428         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 429         const struct rte_memzone *mz = NULL;
 430         char z_name[RTE_MEMZONE_NAMESIZE];
 431         struct ice_vsi *vsi;
 432         int err = ICE_SUCCESS;
 433
 434         if ((pf->flags & ICE_FLAG_FDIR) == 0) {
 435                 PMD_INIT_LOG(ERR, "HW doesn't support FDIR");
 436                 return -ENOTSUP;
 437         }
 438
 439         PMD_DRV_LOG(INFO, "FDIR HW Capabilities: fd_fltr_guar = %u,"
 440                     " fd_fltr_best_effort = %u.",
 441                     hw->func_caps.fd_fltr_guar,
 442                     hw->func_caps.fd_fltr_best_effort);
 443
 444         if (pf->fdir.fdir_vsi) {
 445                 PMD_DRV_LOG(INFO, "FDIR initialization has been done.");
 446                 return ICE_SUCCESS;
 447         }
 448
 449         /* make new FDIR VSI */
 450         vsi = ice_setup_vsi(pf, ICE_VSI_CTRL);
 451         if (!vsi) {
 452                 PMD_DRV_LOG(ERR, "Couldn't create FDIR VSI.");
 453                 return -EINVAL;
 454         }
 455         pf->fdir.fdir_vsi = vsi;
 456
 457         err = ice_fdir_init_filter_list(pf);
 458         if (err) {
 459                 PMD_DRV_LOG(ERR, "Failed to init FDIR filter list.");
 460                 return -EINVAL;
 461         }
 462
 463         err = ice_fdir_counter_init(pf);
 464         if (err) {
 465                 PMD_DRV_LOG(ERR, "Failed to init FDIR counter.");
 466                 return -EINVAL;
 467         }
 468
 469         /*Fdir tx queue setup*/
 470         err = ice_fdir_setup_tx_resources(pf);
 471         if (err) {
 472                 PMD_DRV_LOG(ERR, "Failed to setup FDIR TX resources.");
 473                 goto fail_setup_tx;
 474         }
 475
 476         /*Fdir rx queue setup*/
 477         err = ice_fdir_setup_rx_resources(pf);
 478         if (err) {
 479                 PMD_DRV_LOG(ERR, "Failed to setup FDIR RX resources.");
 480                 goto fail_setup_rx;
 481         }
 482
 483         err = ice_fdir_tx_queue_start(eth_dev, pf->fdir.txq->queue_id);
 484         if (err) {
 485                 PMD_DRV_LOG(ERR, "Failed to start FDIR TX queue.");
 486                 goto fail_mem;
 487         }
 488
 489         err = ice_fdir_rx_queue_start(eth_dev, pf->fdir.rxq->queue_id);
 490         if (err) {
 491                 PMD_DRV_LOG(ERR, "Failed to start FDIR RX queue.");
 492                 goto fail_mem;
 493         }
 494
 495         /* Enable FDIR MSIX interrupt */
 496         vsi->nb_used_qps = 1;
 497         ice_vsi_queues_bind_intr(vsi);
 498         ice_vsi_enable_queues_intr(vsi);
 499
 500         /* reserve memory for the fdir programming packet */
 501         snprintf(z_name, sizeof(z_name), "ICE_%s_%d",
 502                  ICE_FDIR_MZ_NAME,
 503                  eth_dev->data->port_id);
 504         mz = ice_memzone_reserve(z_name, ICE_FDIR_PKT_LEN, SOCKET_ID_ANY);
 505         if (!mz) {
 506                 PMD_DRV_LOG(ERR, "Cannot init memzone for "
 507                             "flow director program packet.");
 508                 err = -ENOMEM;
 509                 goto fail_mem;
 510         }
 511         pf->fdir.prg_pkt = mz->addr;
 512         pf->fdir.dma_addr = mz->iova;
 513         pf->fdir.mz = mz;
 514
 515         err = ice_fdir_prof_alloc(hw);
 516         if (err) {
 517                 PMD_DRV_LOG(ERR, "Cannot allocate memory for "
 518                             "flow director profile.");
 519                 err = -ENOMEM;
 520                 goto fail_prof;
 521         }
 522
 523         PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.",
 524                     vsi->base_queue);
 525         return ICE_SUCCESS;
 526
 527 fail_prof:
 528         rte_memzone_free(pf->fdir.mz);
 529         pf->fdir.mz = NULL;
 530 fail_mem:
 531         ice_rx_queue_release(pf->fdir.rxq);
 532         pf->fdir.rxq = NULL;
 533 fail_setup_rx:
 534         ice_tx_queue_release(pf->fdir.txq);
 535         pf->fdir.txq = NULL;
 536 fail_setup_tx:
 537         ice_release_vsi(vsi);
 538         pf->fdir.fdir_vsi = NULL;
 539         return err;
 540 }
 541
 542 static void
 543 ice_fdir_prof_free(struct ice_hw *hw)
 544 {
 545         enum ice_fltr_ptype ptype;
 546
 547         for (ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 548              ptype < ICE_FLTR_PTYPE_MAX;
 549              ptype++) {
 550                 rte_free(hw->fdir_prof[ptype]);
 551                 hw->fdir_prof[ptype] = NULL;
 552         }
 553
 554         rte_free(hw->fdir_prof);
 555         hw->fdir_prof = NULL;
 556 }
 557
 558 /* Remove a profile for some filter type */
 559 static void
 560 ice_fdir_prof_rm(struct ice_pf *pf, enum ice_fltr_ptype ptype, bool is_tunnel)
 561 {
 562         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 563         struct ice_fd_hw_prof *hw_prof;
 564         uint64_t prof_id;
 565         uint16_t vsi_num;
 566         int i;
 567
 568         if (!hw->fdir_prof || !hw->fdir_prof[ptype])
 569                 return;
 570
 571         hw_prof = hw->fdir_prof[ptype];
 572
 573         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 574         for (i = 0; i < pf->hw_prof_cnt[ptype][is_tunnel]; i++) {
 575                 if (hw_prof->entry_h[i][is_tunnel]) {
 576                         vsi_num = ice_get_hw_vsi_num(hw,
 577                                                      hw_prof->vsi_h[i]);
 578                         ice_rem_prof_id_flow(hw, ICE_BLK_FD,
 579                                              vsi_num, ptype);
 580                         ice_flow_rem_entry(hw,
 581                                            hw_prof->entry_h[i][is_tunnel]);
 582                         hw_prof->entry_h[i][is_tunnel] = 0;
 583                 }
 584         }
 585         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 586         rte_free(hw_prof->fdir_seg[is_tunnel]);
 587         hw_prof->fdir_seg[is_tunnel] = NULL;
 588
 589         for (i = 0; i < hw_prof->cnt; i++)
 590                 hw_prof->vsi_h[i] = 0;
 591         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 592 }
 593
 594 /* Remove all created profiles */
 595 static void
 596 ice_fdir_prof_rm_all(struct ice_pf *pf)
 597 {
 598         enum ice_fltr_ptype ptype;
 599
 600         for (ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 601              ptype < ICE_FLTR_PTYPE_MAX;
 602              ptype++) {
 603                 ice_fdir_prof_rm(pf, ptype, false);
 604                 ice_fdir_prof_rm(pf, ptype, true);
 605         }
 606 }
 607
 608 /*
 609  * ice_fdir_teardown - release the Flow Director resources
 610  * @pf: board private structure
 611  */
 612 static void
 613 ice_fdir_teardown(struct ice_pf *pf)
 614 {
 615         struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
 616         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 617         struct ice_vsi *vsi;
 618         int err;
 619
 620         vsi = pf->fdir.fdir_vsi;
 621         if (!vsi)
 622                 return;
 623
 624         ice_vsi_disable_queues_intr(vsi);
 625
 626         err = ice_fdir_tx_queue_stop(eth_dev, pf->fdir.txq->queue_id);
 627         if (err)
 628                 PMD_DRV_LOG(ERR, "Failed to stop TX queue.");
 629
 630         err = ice_fdir_rx_queue_stop(eth_dev, pf->fdir.rxq->queue_id);
 631         if (err)
 632                 PMD_DRV_LOG(ERR, "Failed to stop RX queue.");
 633
 634         err = ice_fdir_counter_release(pf);
 635         if (err)
 636                 PMD_DRV_LOG(ERR, "Failed to release FDIR counter resource.");
 637
 638         ice_fdir_release_filter_list(pf);
 639
 640         ice_tx_queue_release(pf->fdir.txq);
 641         pf->fdir.txq = NULL;
 642         ice_rx_queue_release(pf->fdir.rxq);
 643         pf->fdir.rxq = NULL;
 644         ice_fdir_prof_rm_all(pf);
 645         ice_fdir_prof_free(hw);
 646         ice_release_vsi(vsi);
 647         pf->fdir.fdir_vsi = NULL;
 648
 649         if (pf->fdir.mz) {
 650                 err = rte_memzone_free(pf->fdir.mz);
 651                 pf->fdir.mz = NULL;
 652                 if (err)
 653                         PMD_DRV_LOG(ERR, "Failed to free FDIR memezone.");
 654         }
 655 }
 656
 657 static int
 658 ice_fdir_cur_prof_conflict(struct ice_pf *pf,
 659                            enum ice_fltr_ptype ptype,
 660                            struct ice_flow_seg_info *seg,
 661                            bool is_tunnel)
 662 {
 663         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 664         struct ice_flow_seg_info *ori_seg;
 665         struct ice_fd_hw_prof *hw_prof;
 666
 667         hw_prof = hw->fdir_prof[ptype];
 668         ori_seg = hw_prof->fdir_seg[is_tunnel];
 669
 670         /* profile does not exist */
 671         if (!ori_seg)
 672                 return 0;
 673
 674         /* if no input set conflict, return -EEXIST */
 675         if ((!is_tunnel && !memcmp(ori_seg, seg, sizeof(*seg))) ||
 676             (is_tunnel && !memcmp(&ori_seg[1], &seg[1], sizeof(*seg)))) {
 677                 PMD_DRV_LOG(DEBUG, "Profile already exists for flow type %d.",
 678                             ptype);
 679                 return -EEXIST;
 680         }
 681
 682         /* a rule with input set conflict already exist, so give up */
 683         if (pf->fdir_fltr_cnt[ptype][is_tunnel]) {
 684                 PMD_DRV_LOG(DEBUG, "Failed to create profile for flow type %d due to conflict with existing rule.",
 685                             ptype);
 686                 return -EINVAL;
 687         }
 688
 689         /* it's safe to delete an empty profile */
 690         ice_fdir_prof_rm(pf, ptype, is_tunnel);
 691         return 0;
 692 }
 693
 694 static bool
 695 ice_fdir_prof_resolve_conflict(struct ice_pf *pf,
 696                                enum ice_fltr_ptype ptype,
 697                                bool is_tunnel)
 698 {
 699         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 700         struct ice_fd_hw_prof *hw_prof;
 701         struct ice_flow_seg_info *seg;
 702
 703         hw_prof = hw->fdir_prof[ptype];
 704         seg = hw_prof->fdir_seg[is_tunnel];
 705
 706         /* profile does not exist */
 707         if (!seg)
 708                 return true;
 709
 710         /* profile exists and rule exists, fail to resolve the conflict */
 711         if (pf->fdir_fltr_cnt[ptype][is_tunnel] != 0)
 712                 return false;
 713
 714         /* it's safe to delete an empty profile */
 715         ice_fdir_prof_rm(pf, ptype, is_tunnel);
 716
 717         return true;
 718 }
 719
 720 static int
 721 ice_fdir_cross_prof_conflict(struct ice_pf *pf,
 722                              enum ice_fltr_ptype ptype,
 723                              bool is_tunnel)
 724 {
 725         enum ice_fltr_ptype cflct_ptype;
 726
 727         switch (ptype) {
 728         /* IPv4 */
 729         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 730         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 731         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 732                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
 733                 if (!ice_fdir_prof_resolve_conflict
 734                         (pf, cflct_ptype, is_tunnel))
 735                         goto err;
 736                 break;
 737         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 738                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 739                 if (!ice_fdir_prof_resolve_conflict
 740                         (pf, cflct_ptype, is_tunnel))
 741                         goto err;
 742                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_TCP;
 743                 if (!ice_fdir_prof_resolve_conflict
 744                         (pf, cflct_ptype, is_tunnel))
 745                         goto err;
 746                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
 747                 if (!ice_fdir_prof_resolve_conflict
 748                         (pf, cflct_ptype, is_tunnel))
 749                         goto err;
 750                 break;
 751         /* IPv4 GTPU */
 752         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_UDP:
 753         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP:
 754         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP:
 755                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
 756                 if (!ice_fdir_prof_resolve_conflict
 757                         (pf, cflct_ptype, is_tunnel))
 758                         goto err;
 759                 break;
 760         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER:
 761                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
 762                 if (!ice_fdir_prof_resolve_conflict
 763                         (pf, cflct_ptype, is_tunnel))
 764                         goto err;
 765                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
 766                 if (!ice_fdir_prof_resolve_conflict
 767                         (pf, cflct_ptype, is_tunnel))
 768                         goto err;
 769                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
 770                 if (!ice_fdir_prof_resolve_conflict
 771                         (pf, cflct_ptype, is_tunnel))
 772                         goto err;
 773                 break;
 774         /* IPv6 */
 775         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 776         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 777         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
 778                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
 779                 if (!ice_fdir_prof_resolve_conflict
 780                         (pf, cflct_ptype, is_tunnel))
 781                         goto err;
 782                 break;
 783         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
 784                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_UDP;
 785                 if (!ice_fdir_prof_resolve_conflict
 786                         (pf, cflct_ptype, is_tunnel))
 787                         goto err;
 788                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_TCP;
 789                 if (!ice_fdir_prof_resolve_conflict
 790                         (pf, cflct_ptype, is_tunnel))
 791                         goto err;
 792                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
 793                 if (!ice_fdir_prof_resolve_conflict
 794                         (pf, cflct_ptype, is_tunnel))
 795                         goto err;
 796                 break;
 797         default:
 798                 break;
 799         }
 800         return 0;
 801 err:
 802         PMD_DRV_LOG(DEBUG, "Failed to create profile for flow type %d due to conflict with existing rule of flow type %d.",
 803                     ptype, cflct_ptype);
 804         return -EINVAL;
 805 }
 806
 807 static int
 808 ice_fdir_hw_tbl_conf(struct ice_pf *pf, struct ice_vsi *vsi,
 809                      struct ice_vsi *ctrl_vsi,
 810                      struct ice_flow_seg_info *seg,
 811                      enum ice_fltr_ptype ptype,
 812                      bool is_tunnel)
 813 {
 814         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 815         enum ice_flow_dir dir = ICE_FLOW_RX;
 816         struct ice_fd_hw_prof *hw_prof;
 817         struct ice_flow_prof *prof;
 818         uint64_t entry_1 = 0;
 819         uint64_t entry_2 = 0;
 820         uint16_t vsi_num;
 821         int ret;
 822         uint64_t prof_id;
 823
 824         /* check if have input set conflict on current profile. */
 825         ret = ice_fdir_cur_prof_conflict(pf, ptype, seg, is_tunnel);
 826         if (ret)
 827                 return ret;
 828
 829         /* check if the profile is conflict with other profile. */
 830         ret = ice_fdir_cross_prof_conflict(pf, ptype, is_tunnel);
 831         if (ret)
 832                 return ret;
 833
 834         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 835         ret = ice_flow_add_prof(hw, ICE_BLK_FD, dir, prof_id, seg,
 836                                 (is_tunnel) ? 2 : 1, NULL, 0, &prof);
 837         if (ret)
 838                 return ret;
 839         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 840                                  vsi->idx, ICE_FLOW_PRIO_NORMAL,
 841                                  seg, NULL, 0, &entry_1);
 842         if (ret) {
 843                 PMD_DRV_LOG(ERR, "Failed to add main VSI flow entry for %d.",
 844                             ptype);
 845                 goto err_add_prof;
 846         }
 847         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 848                                  ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 849                                  seg, NULL, 0, &entry_2);
 850         if (ret) {
 851                 PMD_DRV_LOG(ERR, "Failed to add control VSI flow entry for %d.",
 852                             ptype);
 853                 goto err_add_entry;
 854         }
 855
 856         hw_prof = hw->fdir_prof[ptype];
 857         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 858         hw_prof->cnt = 0;
 859         hw_prof->fdir_seg[is_tunnel] = seg;
 860         hw_prof->vsi_h[hw_prof->cnt] = vsi->idx;
 861         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_1;
 862         pf->hw_prof_cnt[ptype][is_tunnel]++;
 863         hw_prof->vsi_h[hw_prof->cnt] = ctrl_vsi->idx;
 864         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_2;
 865         pf->hw_prof_cnt[ptype][is_tunnel]++;
 866
 867         return ret;
 868
 869 err_add_entry:
 870         vsi_num = ice_get_hw_vsi_num(hw, vsi->idx);
 871         ice_rem_prof_id_flow(hw, ICE_BLK_FD, vsi_num, prof_id);
 872         ice_flow_rem_entry(hw, entry_1);
 873 err_add_prof:
 874         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 875
 876         return ret;
 877 }
 878
 879 static void
 880 ice_fdir_input_set_parse(uint64_t inset, enum ice_flow_field *field)
 881 {
 882         uint32_t i, j;
 883
 884         struct ice_inset_map {
 885                 uint64_t inset;
 886                 enum ice_flow_field fld;
 887         };
 888         static const struct ice_inset_map ice_inset_map[] = {
 889                 {ICE_INSET_DMAC, ICE_FLOW_FIELD_IDX_ETH_DA},
 890                 {ICE_INSET_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 891                 {ICE_INSET_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 892                 {ICE_INSET_IPV4_TOS, ICE_FLOW_FIELD_IDX_IPV4_DSCP},
 893                 {ICE_INSET_IPV4_TTL, ICE_FLOW_FIELD_IDX_IPV4_TTL},
 894                 {ICE_INSET_IPV4_PROTO, ICE_FLOW_FIELD_IDX_IPV4_PROT},
 895                 {ICE_INSET_IPV6_SRC, ICE_FLOW_FIELD_IDX_IPV6_SA},
 896                 {ICE_INSET_IPV6_DST, ICE_FLOW_FIELD_IDX_IPV6_DA},
 897                 {ICE_INSET_IPV6_TC, ICE_FLOW_FIELD_IDX_IPV6_DSCP},
 898                 {ICE_INSET_IPV6_NEXT_HDR, ICE_FLOW_FIELD_IDX_IPV6_PROT},
 899                 {ICE_INSET_IPV6_HOP_LIMIT, ICE_FLOW_FIELD_IDX_IPV6_TTL},
 900                 {ICE_INSET_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 901                 {ICE_INSET_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 902                 {ICE_INSET_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 903                 {ICE_INSET_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 904                 {ICE_INSET_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 905                 {ICE_INSET_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 906                 {ICE_INSET_TUN_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 907                 {ICE_INSET_TUN_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 908                 {ICE_INSET_TUN_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 909                 {ICE_INSET_TUN_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 910                 {ICE_INSET_TUN_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 911                 {ICE_INSET_TUN_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 912                 {ICE_INSET_TUN_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 913                 {ICE_INSET_TUN_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 914                 {ICE_INSET_GTPU_TEID, ICE_FLOW_FIELD_IDX_GTPU_EH_TEID},
 915                 {ICE_INSET_GTPU_QFI, ICE_FLOW_FIELD_IDX_GTPU_EH_QFI},
 916         };
 917
 918         for (i = 0, j = 0; i < RTE_DIM(ice_inset_map); i++) {
 919                 if ((inset & ice_inset_map[i].inset) ==
 920                     ice_inset_map[i].inset)
 921                         field[j++] = ice_inset_map[i].fld;
 922         }
 923 }
 924
 925 static int
 926 ice_fdir_input_set_conf(struct ice_pf *pf, enum ice_fltr_ptype flow,
 927                         uint64_t input_set, bool is_tunnel)
 928 {
 929         struct ice_flow_seg_info *seg;
 930         struct ice_flow_seg_info *seg_tun = NULL;
 931         enum ice_flow_field field[ICE_FLOW_FIELD_IDX_MAX];
 932         int i, ret;
 933
 934         if (!input_set)
 935                 return -EINVAL;
 936
 937         seg = (struct ice_flow_seg_info *)
 938                 ice_malloc(hw, sizeof(*seg));
 939         if (!seg) {
 940                 PMD_DRV_LOG(ERR, "No memory can be allocated");
 941                 return -ENOMEM;
 942         }
 943
 944         for (i = 0; i < ICE_FLOW_FIELD_IDX_MAX; i++)
 945                 field[i] = ICE_FLOW_FIELD_IDX_MAX;
 946         ice_fdir_input_set_parse(input_set, field);
 947
 948         switch (flow) {
 949         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 950                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 951                                   ICE_FLOW_SEG_HDR_IPV4);
 952                 break;
 953         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 954                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 955                                   ICE_FLOW_SEG_HDR_IPV4);
 956                 break;
 957         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 958                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 959                                   ICE_FLOW_SEG_HDR_IPV4);
 960                 break;
 961         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 962                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4);
 963                 break;
 964         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 965                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 966                                   ICE_FLOW_SEG_HDR_IPV6);
 967                 break;
 968         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 969                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 970                                   ICE_FLOW_SEG_HDR_IPV6);
 971                 break;
 972         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
 973                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 974                                   ICE_FLOW_SEG_HDR_IPV6);
 975                 break;
 976         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
 977                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6);
 978                 break;
 979         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_UDP:
 980         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP:
 981         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP:
 982         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER:
 983                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
 984                                   ICE_FLOW_SEG_HDR_IPV4);
 985                 break;
 986         default:
 987                 PMD_DRV_LOG(ERR, "not supported filter type.");
 988                 break;
 989         }
 990
 991         for (i = 0; field[i] != ICE_FLOW_FIELD_IDX_MAX; i++) {
 992                 ice_flow_set_fld(seg, field[i],
 993                                  ICE_FLOW_FLD_OFF_INVAL,
 994                                  ICE_FLOW_FLD_OFF_INVAL,
 995                                  ICE_FLOW_FLD_OFF_INVAL, false);
 996         }
 997
 998         if (!is_tunnel) {
 999                 ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
1000                                            seg, flow, false);
1001         } else {
1002                 seg_tun = (struct ice_flow_seg_info *)
1003                         ice_malloc(hw, sizeof(*seg) * ICE_FD_HW_SEG_MAX);
1004                 if (!seg_tun) {
1005                         PMD_DRV_LOG(ERR, "No memory can be allocated");
1006                         rte_free(seg);
1007                         return -ENOMEM;
1008                 }
1009                 rte_memcpy(&seg_tun[1], seg, sizeof(*seg));
1010                 ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
1011                                            seg_tun, flow, true);
1012         }
1013
1014         if (!ret) {
1015                 return ret;
1016         } else if (ret < 0) {
1017                 rte_free(seg);
1018                 if (is_tunnel)
1019                         rte_free(seg_tun);
1020                 return (ret == -EEXIST) ? 0 : ret;
1021         } else {
1022                 return ret;
1023         }
1024 }
1025
1026 static void
1027 ice_fdir_cnt_update(struct ice_pf *pf, enum ice_fltr_ptype ptype,
1028                     bool is_tunnel, bool add)
1029 {
1030         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1031         int cnt;
1032
1033         cnt = (add) ? 1 : -1;
1034         hw->fdir_active_fltr += cnt;
1035         if (ptype == ICE_FLTR_PTYPE_NONF_NONE || ptype >= ICE_FLTR_PTYPE_MAX)
1036                 PMD_DRV_LOG(ERR, "Unknown filter type %d", ptype);
1037         else
1038                 pf->fdir_fltr_cnt[ptype][is_tunnel] += cnt;
1039 }
1040
1041 static int
1042 ice_fdir_init(struct ice_adapter *ad)
1043 {
1044         struct ice_pf *pf = &ad->pf;
1045         struct ice_flow_parser *parser;
1046         int ret;
1047
1048         ret = ice_fdir_setup(pf);
1049         if (ret)
1050                 return ret;
1051
1052         if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
1053                 parser = &ice_fdir_parser_comms;
1054         else if (ad->active_pkg_type == ICE_PKG_TYPE_OS_DEFAULT)
1055                 parser = &ice_fdir_parser_os;
1056         else
1057                 return -EINVAL;
1058
1059         return ice_register_parser(parser, ad);
1060 }
1061
1062 static void
1063 ice_fdir_uninit(struct ice_adapter *ad)
1064 {
1065         struct ice_pf *pf = &ad->pf;
1066         struct ice_flow_parser *parser;
1067
1068         if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
1069                 parser = &ice_fdir_parser_comms;
1070         else
1071                 parser = &ice_fdir_parser_os;
1072
1073         ice_unregister_parser(parser, ad);
1074
1075         ice_fdir_teardown(pf);
1076 }
1077
1078 static int
1079 ice_fdir_is_tunnel_profile(enum ice_fdir_tunnel_type tunnel_type)
1080 {
1081         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN)
1082                 return 1;
1083         else
1084                 return 0;
1085 }
1086
1087 static int
1088 ice_fdir_add_del_filter(struct ice_pf *pf,
1089                         struct ice_fdir_filter_conf *filter,
1090                         bool add)
1091 {
1092         struct ice_fltr_desc desc;
1093         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1094         unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt;
1095         bool is_tun;
1096         int ret;
1097
1098         filter->input.dest_vsi = pf->main_vsi->idx;
1099
1100         memset(&desc, 0, sizeof(desc));
1101         ice_fdir_get_prgm_desc(hw, &filter->input, &desc, add);
1102
1103         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1104
1105         memset(pkt, 0, ICE_FDIR_PKT_LEN);
1106         ret = ice_fdir_get_gen_prgm_pkt(hw, &filter->input, pkt, false, is_tun);
1107         if (ret) {
1108                 PMD_DRV_LOG(ERR, "Generate dummy packet failed");
1109                 return -EINVAL;
1110         }
1111
1112         return ice_fdir_programming(pf, &desc);
1113 }
1114
1115 static void
1116 ice_fdir_extract_fltr_key(struct ice_fdir_fltr_pattern *key,
1117                           struct ice_fdir_filter_conf *filter)
1118 {
1119         struct ice_fdir_fltr *input = &filter->input;
1120         memset(key, 0, sizeof(*key));
1121
1122         key->flow_type = input->flow_type;
1123         rte_memcpy(&key->ip, &input->ip, sizeof(key->ip));
1124         rte_memcpy(&key->mask, &input->mask, sizeof(key->mask));
1125         rte_memcpy(&key->ext_data, &input->ext_data, sizeof(key->ext_data));
1126         rte_memcpy(&key->ext_mask, &input->ext_mask, sizeof(key->ext_mask));
1127
1128         rte_memcpy(&key->gtpu_data, &input->gtpu_data, sizeof(key->gtpu_data));
1129         rte_memcpy(&key->gtpu_mask, &input->gtpu_mask, sizeof(key->gtpu_mask));
1130
1131         key->tunnel_type = filter->tunnel_type;
1132 }
1133
1134 /* Check if there exists the flow director filter */
1135 static struct ice_fdir_filter_conf *
1136 ice_fdir_entry_lookup(struct ice_fdir_info *fdir_info,
1137                         const struct ice_fdir_fltr_pattern *key)
1138 {
1139         int ret;
1140
1141         ret = rte_hash_lookup(fdir_info->hash_table, key);
1142         if (ret < 0)
1143                 return NULL;
1144
1145         return fdir_info->hash_map[ret];
1146 }
1147
1148 /* Add a flow director entry into the SW list */
1149 static int
1150 ice_fdir_entry_insert(struct ice_pf *pf,
1151                       struct ice_fdir_filter_conf *entry,
1152                       struct ice_fdir_fltr_pattern *key)
1153 {
1154         struct ice_fdir_info *fdir_info = &pf->fdir;
1155         int ret;
1156
1157         ret = rte_hash_add_key(fdir_info->hash_table, key);
1158         if (ret < 0) {
1159                 PMD_DRV_LOG(ERR,
1160                             "Failed to insert fdir entry to hash table %d!",
1161                             ret);
1162                 return ret;
1163         }
1164         fdir_info->hash_map[ret] = entry;
1165
1166         return 0;
1167 }
1168
1169 /* Delete a flow director entry from the SW list */
1170 static int
1171 ice_fdir_entry_del(struct ice_pf *pf, struct ice_fdir_fltr_pattern *key)
1172 {
1173         struct ice_fdir_info *fdir_info = &pf->fdir;
1174         int ret;
1175
1176         ret = rte_hash_del_key(fdir_info->hash_table, key);
1177         if (ret < 0) {
1178                 PMD_DRV_LOG(ERR,
1179                             "Failed to delete fdir filter to hash table %d!",
1180                             ret);
1181                 return ret;
1182         }
1183         fdir_info->hash_map[ret] = NULL;
1184
1185         return 0;
1186 }
1187
1188 static int
1189 ice_fdir_create_filter(struct ice_adapter *ad,
1190                        struct rte_flow *flow,
1191                        void *meta,
1192                        struct rte_flow_error *error)
1193 {
1194         struct ice_pf *pf = &ad->pf;
1195         struct ice_fdir_filter_conf *filter = meta;
1196         struct ice_fdir_info *fdir_info = &pf->fdir;
1197         struct ice_fdir_filter_conf *entry, *node;
1198         struct ice_fdir_fltr_pattern key;
1199         bool is_tun;
1200         int ret;
1201
1202         ice_fdir_extract_fltr_key(&key, filter);
1203         node = ice_fdir_entry_lookup(fdir_info, &key);
1204         if (node) {
1205                 rte_flow_error_set(error, EEXIST,
1206                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1207                                    "Rule already exists!");
1208                 return -rte_errno;
1209         }
1210
1211         entry = rte_zmalloc("fdir_entry", sizeof(*entry), 0);
1212         if (!entry) {
1213                 rte_flow_error_set(error, ENOMEM,
1214                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1215                                    "Failed to allocate memory");
1216                 return -rte_errno;
1217         }
1218
1219         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1220
1221         ret = ice_fdir_input_set_conf(pf, filter->input.flow_type,
1222                         filter->input_set, is_tun);
1223         if (ret) {
1224                 rte_flow_error_set(error, -ret,
1225                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1226                                    "Profile configure failed.");
1227                 goto free_entry;
1228         }
1229
1230         /* alloc counter for FDIR */
1231         if (filter->input.cnt_ena) {
1232                 struct rte_flow_action_count *act_count = &filter->act_count;
1233
1234                 filter->counter = ice_fdir_counter_alloc(pf,
1235                                                          act_count->shared,
1236                                                          act_count->id);
1237                 if (!filter->counter) {
1238                         rte_flow_error_set(error, EINVAL,
1239                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
1240                                         "Failed to alloc FDIR counter.");
1241                         goto free_entry;
1242                 }
1243                 filter->input.cnt_index = filter->counter->hw_index;
1244         }
1245
1246         ret = ice_fdir_add_del_filter(pf, filter, true);
1247         if (ret) {
1248                 rte_flow_error_set(error, -ret,
1249                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1250                                    "Add filter rule failed.");
1251                 goto free_counter;
1252         }
1253
1254         rte_memcpy(entry, filter, sizeof(*entry));
1255         ret = ice_fdir_entry_insert(pf, entry, &key);
1256         if (ret) {
1257                 rte_flow_error_set(error, -ret,
1258                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1259                                    "Insert entry to table failed.");
1260                 goto free_entry;
1261         }
1262
1263         flow->rule = entry;
1264         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, true);
1265
1266         return 0;
1267
1268 free_counter:
1269         if (filter->counter) {
1270                 ice_fdir_counter_free(pf, filter->counter);
1271                 filter->counter = NULL;
1272         }
1273
1274 free_entry:
1275         rte_free(entry);
1276         return -rte_errno;
1277 }
1278
1279 static int
1280 ice_fdir_destroy_filter(struct ice_adapter *ad,
1281                         struct rte_flow *flow,
1282                         struct rte_flow_error *error)
1283 {
1284         struct ice_pf *pf = &ad->pf;
1285         struct ice_fdir_info *fdir_info = &pf->fdir;
1286         struct ice_fdir_filter_conf *filter, *entry;
1287         struct ice_fdir_fltr_pattern key;
1288         bool is_tun;
1289         int ret;
1290
1291         filter = (struct ice_fdir_filter_conf *)flow->rule;
1292
1293         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1294
1295         if (filter->counter) {
1296                 ice_fdir_counter_free(pf, filter->counter);
1297                 filter->counter = NULL;
1298         }
1299
1300         ice_fdir_extract_fltr_key(&key, filter);
1301         entry = ice_fdir_entry_lookup(fdir_info, &key);
1302         if (!entry) {
1303                 rte_flow_error_set(error, ENOENT,
1304                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1305                                    "Can't find entry.");
1306                 return -rte_errno;
1307         }
1308
1309         ret = ice_fdir_add_del_filter(pf, filter, false);
1310         if (ret) {
1311                 rte_flow_error_set(error, -ret,
1312                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1313                                    "Del filter rule failed.");
1314                 return -rte_errno;
1315         }
1316
1317         ret = ice_fdir_entry_del(pf, &key);
1318         if (ret) {
1319                 rte_flow_error_set(error, -ret,
1320                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1321                                    "Remove entry from table failed.");
1322                 return -rte_errno;
1323         }
1324
1325         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, false);
1326         flow->rule = NULL;
1327
1328         rte_free(filter);
1329
1330         return 0;
1331 }
1332
1333 static int
1334 ice_fdir_query_count(struct ice_adapter *ad,
1335                       struct rte_flow *flow,
1336                       struct rte_flow_query_count *flow_stats,
1337                       struct rte_flow_error *error)
1338 {
1339         struct ice_pf *pf = &ad->pf;
1340         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1341         struct ice_fdir_filter_conf *filter = flow->rule;
1342         struct ice_fdir_counter *counter = filter->counter;
1343         uint64_t hits_lo, hits_hi;
1344
1345         if (!counter) {
1346                 rte_flow_error_set(error, EINVAL,
1347                                   RTE_FLOW_ERROR_TYPE_ACTION,
1348                                   NULL,
1349                                   "FDIR counters not available");
1350                 return -rte_errno;
1351         }
1352
1353         /*
1354          * Reading the low 32-bits latches the high 32-bits into a shadow
1355          * register. Reading the high 32-bit returns the value in the
1356          * shadow register.
1357          */
1358         hits_lo = ICE_READ_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index));
1359         hits_hi = ICE_READ_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index));
1360
1361         flow_stats->hits_set = 1;
1362         flow_stats->hits = hits_lo | (hits_hi << 32);
1363         flow_stats->bytes_set = 0;
1364         flow_stats->bytes = 0;
1365
1366         if (flow_stats->reset) {
1367                 /* reset statistic counter value */
1368                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index), 0);
1369                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index), 0);
1370         }
1371
1372         return 0;
1373 }
1374
1375 static struct ice_flow_engine ice_fdir_engine = {
1376         .init = ice_fdir_init,
1377         .uninit = ice_fdir_uninit,
1378         .create = ice_fdir_create_filter,
1379         .destroy = ice_fdir_destroy_filter,
1380         .query_count = ice_fdir_query_count,
1381         .type = ICE_FLOW_ENGINE_FDIR,
1382 };
1383
1384 static int
1385 ice_fdir_parse_action_qregion(struct ice_pf *pf,
1386                               struct rte_flow_error *error,
1387                               const struct rte_flow_action *act,
1388                               struct ice_fdir_filter_conf *filter)
1389 {
1390         const struct rte_flow_action_rss *rss = act->conf;
1391         uint32_t i;
1392
1393         if (act->type != RTE_FLOW_ACTION_TYPE_RSS) {
1394                 rte_flow_error_set(error, EINVAL,
1395                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1396                                    "Invalid action.");
1397                 return -rte_errno;
1398         }
1399
1400         if (rss->queue_num <= 1) {
1401                 rte_flow_error_set(error, EINVAL,
1402                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1403                                    "Queue region size can't be 0 or 1.");
1404                 return -rte_errno;
1405         }
1406
1407         /* check if queue index for queue region is continuous */
1408         for (i = 0; i < rss->queue_num - 1; i++) {
1409                 if (rss->queue[i + 1] != rss->queue[i] + 1) {
1410                         rte_flow_error_set(error, EINVAL,
1411                                            RTE_FLOW_ERROR_TYPE_ACTION, act,
1412                                            "Discontinuous queue region");
1413                         return -rte_errno;
1414                 }
1415         }
1416
1417         if (rss->queue[rss->queue_num - 1] >= pf->dev_data->nb_rx_queues) {
1418                 rte_flow_error_set(error, EINVAL,
1419                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1420                                    "Invalid queue region indexes.");
1421                 return -rte_errno;
1422         }
1423
1424         if (!(rte_is_power_of_2(rss->queue_num) &&
1425              (rss->queue_num <= ICE_FDIR_MAX_QREGION_SIZE))) {
1426                 rte_flow_error_set(error, EINVAL,
1427                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1428                                    "The region size should be any of the following values:"
1429                                    "1, 2, 4, 8, 16, 32, 64, 128 as long as the total number "
1430                                    "of queues do not exceed the VSI allocation.");
1431                 return -rte_errno;
1432         }
1433
1434         filter->input.q_index = rss->queue[0];
1435         filter->input.q_region = rte_fls_u32(rss->queue_num) - 1;
1436         filter->input.dest_ctl = ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QGROUP;
1437
1438         return 0;
1439 }
1440
1441 static int
1442 ice_fdir_parse_action(struct ice_adapter *ad,
1443                       const struct rte_flow_action actions[],
1444                       struct rte_flow_error *error,
1445                       struct ice_fdir_filter_conf *filter)
1446 {
1447         struct ice_pf *pf = &ad->pf;
1448         const struct rte_flow_action_queue *act_q;
1449         const struct rte_flow_action_mark *mark_spec = NULL;
1450         const struct rte_flow_action_count *act_count;
1451         uint32_t dest_num = 0;
1452         uint32_t mark_num = 0;
1453         uint32_t counter_num = 0;
1454         int ret;
1455
1456         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1457                 switch (actions->type) {
1458                 case RTE_FLOW_ACTION_TYPE_VOID:
1459                         break;
1460                 case RTE_FLOW_ACTION_TYPE_QUEUE:
1461                         dest_num++;
1462
1463                         act_q = actions->conf;
1464                         filter->input.q_index = act_q->index;
1465                         if (filter->input.q_index >=
1466                                         pf->dev_data->nb_rx_queues) {
1467                                 rte_flow_error_set(error, EINVAL,
1468                                                    RTE_FLOW_ERROR_TYPE_ACTION,
1469                                                    actions,
1470                                                    "Invalid queue for FDIR.");
1471                                 return -rte_errno;
1472                         }
1473                         filter->input.dest_ctl =
1474                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1475                         break;
1476                 case RTE_FLOW_ACTION_TYPE_DROP:
1477                         dest_num++;
1478
1479                         filter->input.dest_ctl =
1480                                 ICE_FLTR_PRGM_DESC_DEST_DROP_PKT;
1481                         break;
1482                 case RTE_FLOW_ACTION_TYPE_PASSTHRU:
1483                         dest_num++;
1484
1485                         filter->input.dest_ctl =
1486                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1487                         filter->input.q_index = 0;
1488                         break;
1489                 case RTE_FLOW_ACTION_TYPE_RSS:
1490                         dest_num++;
1491
1492                         ret = ice_fdir_parse_action_qregion(pf,
1493                                                 error, actions, filter);
1494                         if (ret)
1495                                 return ret;
1496                         break;
1497                 case RTE_FLOW_ACTION_TYPE_MARK:
1498                         mark_num++;
1499
1500                         mark_spec = actions->conf;
1501                         filter->input.fltr_id = mark_spec->id;
1502                         break;
1503                 case RTE_FLOW_ACTION_TYPE_COUNT:
1504                         counter_num++;
1505
1506                         act_count = actions->conf;
1507                         filter->input.cnt_ena = ICE_FXD_FLTR_QW0_STAT_ENA_PKTS;
1508                         rte_memcpy(&filter->act_count, act_count,
1509                                                 sizeof(filter->act_count));
1510
1511                         break;
1512                 default:
1513                         rte_flow_error_set(error, EINVAL,
1514                                    RTE_FLOW_ERROR_TYPE_ACTION, actions,
1515                                    "Invalid action.");
1516                         return -rte_errno;
1517                 }
1518         }
1519
1520         if (dest_num == 0 || dest_num >= 2) {
1521                 rte_flow_error_set(error, EINVAL,
1522                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1523                            "Unsupported action combination");
1524                 return -rte_errno;
1525         }
1526
1527         if (mark_num >= 2) {
1528                 rte_flow_error_set(error, EINVAL,
1529                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1530                            "Too many mark actions");
1531                 return -rte_errno;
1532         }
1533
1534         if (counter_num >= 2) {
1535                 rte_flow_error_set(error, EINVAL,
1536                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1537                            "Too many count actions");
1538                 return -rte_errno;
1539         }
1540
1541         return 0;
1542 }
1543
1544 static int
1545 ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
1546                        const struct rte_flow_item pattern[],
1547                        struct rte_flow_error *error,
1548                        struct ice_fdir_filter_conf *filter)
1549 {
1550         const struct rte_flow_item *item = pattern;
1551         enum rte_flow_item_type item_type;
1552         enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
1553         enum ice_fdir_tunnel_type tunnel_type = ICE_FDIR_TUNNEL_TYPE_NONE;
1554         const struct rte_flow_item_eth *eth_spec, *eth_mask;
1555         const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_mask;
1556         const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
1557         const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
1558         const struct rte_flow_item_udp *udp_spec, *udp_mask;
1559         const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
1560         const struct rte_flow_item_vxlan *vxlan_spec, *vxlan_mask;
1561         const struct rte_flow_item_gtp *gtp_spec, *gtp_mask;
1562         const struct rte_flow_item_gtp_psc *gtp_psc_spec, *gtp_psc_mask;
1563         uint64_t input_set = ICE_INSET_NONE;
1564         uint8_t flow_type = ICE_FLTR_PTYPE_NONF_NONE;
1565         uint8_t  ipv6_addr_mask[16] = {
1566                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
1567                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
1568         };
1569         uint32_t vtc_flow_cpu;
1570
1571
1572         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1573                 if (item->last) {
1574                         rte_flow_error_set(error, EINVAL,
1575                                         RTE_FLOW_ERROR_TYPE_ITEM,
1576                                         item,
1577                                         "Not support range");
1578                         return -rte_errno;
1579                 }
1580                 item_type = item->type;
1581
1582                 switch (item_type) {
1583                 case RTE_FLOW_ITEM_TYPE_ETH:
1584                         eth_spec = item->spec;
1585                         eth_mask = item->mask;
1586
1587                         if (eth_spec && eth_mask) {
1588                                 if (!rte_is_zero_ether_addr(&eth_spec->src) ||
1589                                     !rte_is_zero_ether_addr(&eth_mask->src)) {
1590                                         rte_flow_error_set(error, EINVAL,
1591                                                 RTE_FLOW_ERROR_TYPE_ITEM,
1592                                                 item,
1593                                                 "Src mac not support");
1594                                         return -rte_errno;
1595                                 }
1596
1597                                 if (!rte_is_broadcast_ether_addr(&eth_mask->dst)) {
1598                                         rte_flow_error_set(error, EINVAL,
1599                                                 RTE_FLOW_ERROR_TYPE_ITEM,
1600                                                 item,
1601                                                 "Invalid mac addr mask");
1602                                         return -rte_errno;
1603                                 }
1604
1605                                 input_set |= ICE_INSET_DMAC;
1606                                 rte_memcpy(&filter->input.ext_data.dst_mac,
1607                                            &eth_spec->dst,
1608                                            RTE_ETHER_ADDR_LEN);
1609                         }
1610                         break;
1611                 case RTE_FLOW_ITEM_TYPE_IPV4:
1612                         l3 = RTE_FLOW_ITEM_TYPE_IPV4;
1613                         ipv4_spec = item->spec;
1614                         ipv4_mask = item->mask;
1615
1616                         if (ipv4_spec && ipv4_mask) {
1617                                 /* Check IPv4 mask and update input set */
1618                                 if (ipv4_mask->hdr.version_ihl ||
1619                                     ipv4_mask->hdr.total_length ||
1620                                     ipv4_mask->hdr.packet_id ||
1621                                     ipv4_mask->hdr.fragment_offset ||
1622                                     ipv4_mask->hdr.hdr_checksum) {
1623                                         rte_flow_error_set(error, EINVAL,
1624                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1625                                                    item,
1626                                                    "Invalid IPv4 mask.");
1627                                         return -rte_errno;
1628                                 }
1629                                 if (ipv4_mask->hdr.src_addr == UINT32_MAX)
1630                                         input_set |= tunnel_type ?
1631                                                      ICE_INSET_TUN_IPV4_SRC :
1632                                                      ICE_INSET_IPV4_SRC;
1633                                 if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
1634                                         input_set |= tunnel_type ?
1635                                                      ICE_INSET_TUN_IPV4_DST :
1636                                                      ICE_INSET_IPV4_DST;
1637                                 if (ipv4_mask->hdr.type_of_service == UINT8_MAX)
1638                                         input_set |= ICE_INSET_IPV4_TOS;
1639                                 if (ipv4_mask->hdr.time_to_live == UINT8_MAX)
1640                                         input_set |= ICE_INSET_IPV4_TTL;
1641                                 if (ipv4_mask->hdr.next_proto_id == UINT8_MAX)
1642                                         input_set |= ICE_INSET_IPV4_PROTO;
1643
1644                                 filter->input.ip.v4.dst_ip =
1645                                         ipv4_spec->hdr.src_addr;
1646                                 filter->input.ip.v4.src_ip =
1647                                         ipv4_spec->hdr.dst_addr;
1648                                 filter->input.ip.v4.tos =
1649                                         ipv4_spec->hdr.type_of_service;
1650                                 filter->input.ip.v4.ttl =
1651                                         ipv4_spec->hdr.time_to_live;
1652                                 filter->input.ip.v4.proto =
1653                                         ipv4_spec->hdr.next_proto_id;
1654                         }
1655
1656                         flow_type = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
1657                         break;
1658                 case RTE_FLOW_ITEM_TYPE_IPV6:
1659                         l3 = RTE_FLOW_ITEM_TYPE_IPV6;
1660                         ipv6_spec = item->spec;
1661                         ipv6_mask = item->mask;
1662
1663                         if (ipv6_spec && ipv6_mask) {
1664                                 /* Check IPv6 mask and update input set */
1665                                 if (ipv6_mask->hdr.payload_len) {
1666                                         rte_flow_error_set(error, EINVAL,
1667                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1668                                                    item,
1669                                                    "Invalid IPv6 mask");
1670                                         return -rte_errno;
1671                                 }
1672
1673                                 if (!memcmp(ipv6_mask->hdr.src_addr,
1674                                             ipv6_addr_mask,
1675                                             RTE_DIM(ipv6_mask->hdr.src_addr)))
1676                                         input_set |= ICE_INSET_IPV6_SRC;
1677                                 if (!memcmp(ipv6_mask->hdr.dst_addr,
1678                                             ipv6_addr_mask,
1679                                             RTE_DIM(ipv6_mask->hdr.dst_addr)))
1680                                         input_set |= ICE_INSET_IPV6_DST;
1681
1682                                 if ((ipv6_mask->hdr.vtc_flow &
1683                                      rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1684                                     == rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1685                                         input_set |= ICE_INSET_IPV6_TC;
1686                                 if (ipv6_mask->hdr.proto == UINT8_MAX)
1687                                         input_set |= ICE_INSET_IPV6_NEXT_HDR;
1688                                 if (ipv6_mask->hdr.hop_limits == UINT8_MAX)
1689                                         input_set |= ICE_INSET_IPV6_HOP_LIMIT;
1690
1691                                 rte_memcpy(filter->input.ip.v6.dst_ip,
1692                                            ipv6_spec->hdr.src_addr, 16);
1693                                 rte_memcpy(filter->input.ip.v6.src_ip,
1694                                            ipv6_spec->hdr.dst_addr, 16);
1695
1696                                 vtc_flow_cpu =
1697                                       rte_be_to_cpu_32(ipv6_spec->hdr.vtc_flow);
1698                                 filter->input.ip.v6.tc =
1699                                         (uint8_t)(vtc_flow_cpu >>
1700                                                   ICE_FDIR_IPV6_TC_OFFSET);
1701                                 filter->input.ip.v6.proto =
1702                                         ipv6_spec->hdr.proto;
1703                                 filter->input.ip.v6.hlim =
1704                                         ipv6_spec->hdr.hop_limits;
1705                         }
1706
1707                         flow_type = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
1708                         break;
1709                 case RTE_FLOW_ITEM_TYPE_TCP:
1710                         tcp_spec = item->spec;
1711                         tcp_mask = item->mask;
1712
1713                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1714                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_TCP;
1715                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1716                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_TCP;
1717
1718                         if (tcp_spec && tcp_mask) {
1719                                 /* Check TCP mask and update input set */
1720                                 if (tcp_mask->hdr.sent_seq ||
1721                                     tcp_mask->hdr.recv_ack ||
1722                                     tcp_mask->hdr.data_off ||
1723                                     tcp_mask->hdr.tcp_flags ||
1724                                     tcp_mask->hdr.rx_win ||
1725                                     tcp_mask->hdr.cksum ||
1726                                     tcp_mask->hdr.tcp_urp) {
1727                                         rte_flow_error_set(error, EINVAL,
1728                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1729                                                    item,
1730                                                    "Invalid TCP mask");
1731                                         return -rte_errno;
1732                                 }
1733
1734                                 if (tcp_mask->hdr.src_port == UINT16_MAX)
1735                                         input_set |= tunnel_type ?
1736                                                      ICE_INSET_TUN_TCP_SRC_PORT :
1737                                                      ICE_INSET_TCP_SRC_PORT;
1738                                 if (tcp_mask->hdr.dst_port == UINT16_MAX)
1739                                         input_set |= tunnel_type ?
1740                                                      ICE_INSET_TUN_TCP_DST_PORT :
1741                                                      ICE_INSET_TCP_DST_PORT;
1742
1743                                 /* Get filter info */
1744                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1745                                         filter->input.ip.v4.dst_port =
1746                                                 tcp_spec->hdr.src_port;
1747                                         filter->input.ip.v4.src_port =
1748                                                 tcp_spec->hdr.dst_port;
1749                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1750                                         filter->input.ip.v6.dst_port =
1751                                                 tcp_spec->hdr.src_port;
1752                                         filter->input.ip.v6.src_port =
1753                                                 tcp_spec->hdr.dst_port;
1754                                 }
1755                         }
1756                         break;
1757                 case RTE_FLOW_ITEM_TYPE_UDP:
1758                         udp_spec = item->spec;
1759                         udp_mask = item->mask;
1760
1761                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1762                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
1763                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1764                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_UDP;
1765
1766                         if (udp_spec && udp_mask) {
1767                                 /* Check UDP mask and update input set*/
1768                                 if (udp_mask->hdr.dgram_len ||
1769                                     udp_mask->hdr.dgram_cksum) {
1770                                         rte_flow_error_set(error, EINVAL,
1771                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1772                                                    item,
1773                                                    "Invalid UDP mask");
1774                                         return -rte_errno;
1775                                 }
1776
1777                                 if (udp_mask->hdr.src_port == UINT16_MAX)
1778                                         input_set |= tunnel_type ?
1779                                                      ICE_INSET_TUN_UDP_SRC_PORT :
1780                                                      ICE_INSET_UDP_SRC_PORT;
1781                                 if (udp_mask->hdr.dst_port == UINT16_MAX)
1782                                         input_set |= tunnel_type ?
1783                                                      ICE_INSET_TUN_UDP_DST_PORT :
1784                                                      ICE_INSET_UDP_DST_PORT;
1785
1786                                 /* Get filter info */
1787                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1788                                         filter->input.ip.v4.dst_port =
1789                                                 udp_spec->hdr.src_port;
1790                                         filter->input.ip.v4.src_port =
1791                                                 udp_spec->hdr.dst_port;
1792                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1793                                         filter->input.ip.v6.src_port =
1794                                                 udp_spec->hdr.dst_port;
1795                                         filter->input.ip.v6.dst_port =
1796                                                 udp_spec->hdr.src_port;
1797                                 }
1798                         }
1799                         break;
1800                 case RTE_FLOW_ITEM_TYPE_SCTP:
1801                         sctp_spec = item->spec;
1802                         sctp_mask = item->mask;
1803
1804                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1805                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
1806                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1807                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
1808
1809                         if (sctp_spec && sctp_mask) {
1810                                 /* Check SCTP mask and update input set */
1811                                 if (sctp_mask->hdr.cksum) {
1812                                         rte_flow_error_set(error, EINVAL,
1813                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1814                                                    item,
1815                                                    "Invalid UDP mask");
1816                                         return -rte_errno;
1817                                 }
1818
1819                                 if (sctp_mask->hdr.src_port == UINT16_MAX)
1820                                         input_set |= tunnel_type ?
1821                                                      ICE_INSET_TUN_SCTP_SRC_PORT :
1822                                                      ICE_INSET_SCTP_SRC_PORT;
1823                                 if (sctp_mask->hdr.dst_port == UINT16_MAX)
1824                                         input_set |= tunnel_type ?
1825                                                      ICE_INSET_TUN_SCTP_DST_PORT :
1826                                                      ICE_INSET_SCTP_DST_PORT;
1827
1828                                 /* Get filter info */
1829                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1830                                         filter->input.ip.v4.dst_port =
1831                                                 sctp_spec->hdr.src_port;
1832                                         filter->input.ip.v4.src_port =
1833                                                 sctp_spec->hdr.dst_port;
1834                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1835                                         filter->input.ip.v6.dst_port =
1836                                                 sctp_spec->hdr.src_port;
1837                                         filter->input.ip.v6.src_port =
1838                                                 sctp_spec->hdr.dst_port;
1839                                 }
1840                         }
1841                         break;
1842                 case RTE_FLOW_ITEM_TYPE_VOID:
1843                         break;
1844                 case RTE_FLOW_ITEM_TYPE_VXLAN:
1845                         l3 = RTE_FLOW_ITEM_TYPE_END;
1846                         vxlan_spec = item->spec;
1847                         vxlan_mask = item->mask;
1848
1849                         if (vxlan_spec || vxlan_mask) {
1850                                 rte_flow_error_set(error, EINVAL,
1851                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1852                                                    item,
1853                                                    "Invalid vxlan field");
1854                                 return -rte_errno;
1855                         }
1856
1857                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_VXLAN;
1858                         break;
1859                 case RTE_FLOW_ITEM_TYPE_GTPU:
1860                         l3 = RTE_FLOW_ITEM_TYPE_END;
1861                         gtp_spec = item->spec;
1862                         gtp_mask = item->mask;
1863
1864                         if (gtp_spec && gtp_mask) {
1865                                 if (gtp_mask->v_pt_rsv_flags ||
1866                                     gtp_mask->msg_type ||
1867                                     gtp_mask->msg_len) {
1868                                         rte_flow_error_set(error, EINVAL,
1869                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1870                                                    item,
1871                                                    "Invalid GTP mask");
1872                                         return -rte_errno;
1873                                 }
1874
1875                                 if (gtp_mask->teid == UINT32_MAX)
1876                                         input_set |= ICE_INSET_GTPU_TEID;
1877
1878                                 filter->input.gtpu_data.teid = gtp_spec->teid;
1879                         }
1880                         break;
1881                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
1882                         gtp_psc_spec = item->spec;
1883                         gtp_psc_mask = item->mask;
1884
1885                         if (gtp_psc_spec && gtp_psc_mask) {
1886                                 if (gtp_psc_mask->qfi == UINT8_MAX)
1887                                         input_set |= ICE_INSET_GTPU_QFI;
1888
1889                                 filter->input.gtpu_data.qfi =
1890                                         gtp_psc_spec->qfi;
1891                         }
1892
1893                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU;
1894                         break;
1895                 default:
1896                         rte_flow_error_set(error, EINVAL,
1897                                    RTE_FLOW_ERROR_TYPE_ITEM,
1898                                    item,
1899                                    "Invalid pattern item.");
1900                         return -rte_errno;
1901                 }
1902         }
1903
1904         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU)
1905                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
1906
1907         filter->tunnel_type = tunnel_type;
1908         filter->input.flow_type = flow_type;
1909         filter->input_set = input_set;
1910
1911         return 0;
1912 }
1913
1914 static int
1915 ice_fdir_parse(struct ice_adapter *ad,
1916                struct ice_pattern_match_item *array,
1917                uint32_t array_len,
1918                const struct rte_flow_item pattern[],
1919                const struct rte_flow_action actions[],
1920                void **meta,
1921                struct rte_flow_error *error)
1922 {
1923         struct ice_pf *pf = &ad->pf;
1924         struct ice_fdir_filter_conf *filter = &pf->fdir.conf;
1925         struct ice_pattern_match_item *item = NULL;
1926         uint64_t input_set;
1927         int ret;
1928
1929         memset(filter, 0, sizeof(*filter));
1930         item = ice_search_pattern_match_item(pattern, array, array_len, error);
1931         if (!item)
1932                 return -rte_errno;
1933
1934         ret = ice_fdir_parse_pattern(ad, pattern, error, filter);
1935         if (ret)
1936                 return ret;
1937         input_set = filter->input_set;
1938         if (!input_set || input_set & ~item->input_set_mask) {
1939                 rte_flow_error_set(error, EINVAL,
1940                                    RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
1941                                    pattern,
1942                                    "Invalid input set");
1943                 return -rte_errno;
1944         }
1945
1946         ret = ice_fdir_parse_action(ad, actions, error, filter);
1947         if (ret)
1948                 return ret;
1949
1950         *meta = filter;
1951
1952         return 0;
1953 }
1954
1955 static struct ice_flow_parser ice_fdir_parser_os = {
1956         .engine = &ice_fdir_engine,
1957         .array = ice_fdir_pattern_os,
1958         .array_len = RTE_DIM(ice_fdir_pattern_os),
1959         .parse_pattern_action = ice_fdir_parse,
1960         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
1961 };
1962
1963 static struct ice_flow_parser ice_fdir_parser_comms = {
1964         .engine = &ice_fdir_engine,
1965         .array = ice_fdir_pattern_comms,
1966         .array_len = RTE_DIM(ice_fdir_pattern_comms),
1967         .parse_pattern_action = ice_fdir_parse,
1968         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
1969 };
1970
1971 RTE_INIT(ice_fdir_engine_register)
1972 {
1973         ice_register_flow_engine(&ice_fdir_engine);
1974 }