drivers/net/ice/ice_fdir_filter.c

   1 #include <stdio.h>
   2 #include <rte_flow.h>
   3 #include <rte_hash.h>
   4 #include <rte_hash_crc.h>
   5 #include "base/ice_fdir.h"
   6 #include "base/ice_flow.h"
   7 #include "base/ice_type.h"
   8 #include "ice_ethdev.h"
   9 #include "ice_rxtx.h"
  10 #include "ice_generic_flow.h"
  11
  12 #define ICE_FDIR_IPV6_TC_OFFSET         20
  13 #define ICE_IPV6_TC_MASK                (0xFF << ICE_FDIR_IPV6_TC_OFFSET)
  14
  15 #define ICE_FDIR_MAX_QREGION_SIZE       128
  16
  17 #define ICE_FDIR_INSET_ETH_IPV4 (\
  18         ICE_INSET_DMAC | \
  19         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | ICE_INSET_IPV4_TOS | \
  20         ICE_INSET_IPV4_TTL | ICE_INSET_IPV4_PROTO)
  21
  22 #define ICE_FDIR_INSET_ETH_IPV4_UDP (\
  23         ICE_FDIR_INSET_ETH_IPV4 | \
  24         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  25
  26 #define ICE_FDIR_INSET_ETH_IPV4_TCP (\
  27         ICE_FDIR_INSET_ETH_IPV4 | \
  28         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  29
  30 #define ICE_FDIR_INSET_ETH_IPV4_SCTP (\
  31         ICE_FDIR_INSET_ETH_IPV4 | \
  32         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  33
  34 #define ICE_FDIR_INSET_ETH_IPV6 (\
  35         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | ICE_INSET_IPV6_TC | \
  36         ICE_INSET_IPV6_HOP_LIMIT | ICE_INSET_IPV6_NEXT_HDR)
  37
  38 #define ICE_FDIR_INSET_ETH_IPV6_UDP (\
  39         ICE_FDIR_INSET_ETH_IPV6 | \
  40         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  41
  42 #define ICE_FDIR_INSET_ETH_IPV6_TCP (\
  43         ICE_FDIR_INSET_ETH_IPV6 | \
  44         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  45
  46 #define ICE_FDIR_INSET_ETH_IPV6_SCTP (\
  47         ICE_FDIR_INSET_ETH_IPV6 | \
  48         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  49
  50 #define ICE_FDIR_INSET_VXLAN_IPV4 (\
  51         ICE_INSET_TUN_IPV4_SRC | ICE_INSET_TUN_IPV4_DST)
  52
  53 #define ICE_FDIR_INSET_VXLAN_IPV4_TCP (\
  54         ICE_FDIR_INSET_VXLAN_IPV4 | \
  55         ICE_INSET_TUN_TCP_SRC_PORT | ICE_INSET_TUN_TCP_DST_PORT)
  56
  57 #define ICE_FDIR_INSET_VXLAN_IPV4_UDP (\
  58         ICE_FDIR_INSET_VXLAN_IPV4 | \
  59         ICE_INSET_TUN_UDP_SRC_PORT | ICE_INSET_TUN_UDP_DST_PORT)
  60
  61 #define ICE_FDIR_INSET_VXLAN_IPV4_SCTP (\
  62         ICE_FDIR_INSET_VXLAN_IPV4 | \
  63         ICE_INSET_TUN_SCTP_SRC_PORT | ICE_INSET_TUN_SCTP_DST_PORT)
  64
  65 #define ICE_FDIR_INSET_GTPU_IPV4 (\
  66         ICE_INSET_GTPU_TEID | ICE_INSET_GTPU_QFI)
  67
  68 #define ICE_FDIR_INSET_GTPU_IPV4_TCP (\
  69         ICE_FDIR_INSET_GTPU_IPV4)
  70
  71 #define ICE_FDIR_INSET_GTPU_IPV4_UDP (\
  72         ICE_FDIR_INSET_GTPU_IPV4)
  73
  74 #define ICE_FDIR_INSET_GTPU_IPV4_UDP (\
  75         ICE_FDIR_INSET_GTPU_IPV4)
  76
  77 static struct ice_pattern_match_item ice_fdir_pattern_os[] = {
  78         {pattern_eth_ipv4,             ICE_FDIR_INSET_ETH_IPV4,              ICE_INSET_NONE},
  79         {pattern_eth_ipv4_udp,         ICE_FDIR_INSET_ETH_IPV4_UDP,          ICE_INSET_NONE},
  80         {pattern_eth_ipv4_tcp,         ICE_FDIR_INSET_ETH_IPV4_TCP,          ICE_INSET_NONE},
  81         {pattern_eth_ipv4_sctp,        ICE_FDIR_INSET_ETH_IPV4_SCTP,         ICE_INSET_NONE},
  82         {pattern_eth_ipv6,             ICE_FDIR_INSET_ETH_IPV6,              ICE_INSET_NONE},
  83         {pattern_eth_ipv6_udp,         ICE_FDIR_INSET_ETH_IPV6_UDP,          ICE_INSET_NONE},
  84         {pattern_eth_ipv6_tcp,         ICE_FDIR_INSET_ETH_IPV6_TCP,          ICE_INSET_NONE},
  85         {pattern_eth_ipv6_sctp,        ICE_FDIR_INSET_ETH_IPV6_SCTP,         ICE_INSET_NONE},
  86         {pattern_eth_ipv4_udp_vxlan_ipv4,
  87                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
  88         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,
  89                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
  90         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,
  91                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
  92         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,
  93                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
  94         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,
  95                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
  96         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,
  97                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
  98         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,
  99                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 100         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,
 101                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 102 };
 103
 104 static struct ice_pattern_match_item ice_fdir_pattern_comms[] = {
 105         {pattern_eth_ipv4,             ICE_FDIR_INSET_ETH_IPV4,              ICE_INSET_NONE},
 106         {pattern_eth_ipv4_udp,         ICE_FDIR_INSET_ETH_IPV4_UDP,          ICE_INSET_NONE},
 107         {pattern_eth_ipv4_tcp,         ICE_FDIR_INSET_ETH_IPV4_TCP,          ICE_INSET_NONE},
 108         {pattern_eth_ipv4_sctp,        ICE_FDIR_INSET_ETH_IPV4_SCTP,         ICE_INSET_NONE},
 109         {pattern_eth_ipv6,             ICE_FDIR_INSET_ETH_IPV6,              ICE_INSET_NONE},
 110         {pattern_eth_ipv6_udp,         ICE_FDIR_INSET_ETH_IPV6_UDP,          ICE_INSET_NONE},
 111         {pattern_eth_ipv6_tcp,         ICE_FDIR_INSET_ETH_IPV6_TCP,          ICE_INSET_NONE},
 112         {pattern_eth_ipv6_sctp,        ICE_FDIR_INSET_ETH_IPV6_SCTP,         ICE_INSET_NONE},
 113         {pattern_eth_ipv4_udp_vxlan_ipv4,
 114                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
 115         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,
 116                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
 117         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,
 118                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 119         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,
 120                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 121         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,
 122                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
 123         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,
 124                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
 125         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,
 126                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 127         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,
 128                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 129         {pattern_eth_ipv4_gtpu_ipv4,   ICE_FDIR_INSET_GTPU_IPV4,             ICE_INSET_NONE},
 130         {pattern_eth_ipv4_gtpu_ipv4_tcp,
 131                                        ICE_FDIR_INSET_GTPU_IPV4,             ICE_INSET_NONE},
 132         {pattern_eth_ipv4_gtpu_ipv4_udp,
 133                                        ICE_FDIR_INSET_GTPU_IPV4,             ICE_INSET_NONE},
 134 };
 135
 136 static struct ice_flow_parser ice_fdir_parser_os;
 137 static struct ice_flow_parser ice_fdir_parser_comms;
 138
 139 static const struct rte_memzone *
 140 ice_memzone_reserve(const char *name, uint32_t len, int socket_id)
 141 {
 142         return rte_memzone_reserve_aligned(name, len, socket_id,
 143                                            RTE_MEMZONE_IOVA_CONTIG,
 144                                            ICE_RING_BASE_ALIGN);
 145 }
 146
 147 #define ICE_FDIR_MZ_NAME        "FDIR_MEMZONE"
 148
 149 static int
 150 ice_fdir_prof_alloc(struct ice_hw *hw)
 151 {
 152         enum ice_fltr_ptype ptype, fltr_ptype;
 153
 154         if (!hw->fdir_prof) {
 155                 hw->fdir_prof = (struct ice_fd_hw_prof **)
 156                         ice_malloc(hw, ICE_FLTR_PTYPE_MAX *
 157                                    sizeof(*hw->fdir_prof));
 158                 if (!hw->fdir_prof)
 159                         return -ENOMEM;
 160         }
 161         for (ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 162              ptype < ICE_FLTR_PTYPE_MAX;
 163              ptype++) {
 164                 if (!hw->fdir_prof[ptype]) {
 165                         hw->fdir_prof[ptype] = (struct ice_fd_hw_prof *)
 166                                 ice_malloc(hw, sizeof(**hw->fdir_prof));
 167                         if (!hw->fdir_prof[ptype])
 168                                 goto fail_mem;
 169                 }
 170         }
 171         return 0;
 172
 173 fail_mem:
 174         for (fltr_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 175              fltr_ptype < ptype;
 176              fltr_ptype++)
 177                 rte_free(hw->fdir_prof[fltr_ptype]);
 178         rte_free(hw->fdir_prof);
 179         return -ENOMEM;
 180 }
 181
 182 static int
 183 ice_fdir_counter_pool_add(__rte_unused struct ice_pf *pf,
 184                           struct ice_fdir_counter_pool_container *container,
 185                           uint32_t index_start,
 186                           uint32_t len)
 187 {
 188         struct ice_fdir_counter_pool *pool;
 189         uint32_t i;
 190         int ret = 0;
 191
 192         pool = rte_zmalloc("ice_fdir_counter_pool",
 193                            sizeof(*pool) +
 194                            sizeof(struct ice_fdir_counter) * len,
 195                            0);
 196         if (!pool) {
 197                 PMD_INIT_LOG(ERR,
 198                              "Failed to allocate memory for fdir counter pool");
 199                 return -ENOMEM;
 200         }
 201
 202         TAILQ_INIT(&pool->counter_list);
 203         TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 204
 205         for (i = 0; i < len; i++) {
 206                 struct ice_fdir_counter *counter = &pool->counters[i];
 207
 208                 counter->hw_index = index_start + i;
 209                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 210         }
 211
 212         if (container->index_free == ICE_FDIR_COUNTER_MAX_POOL_SIZE) {
 213                 PMD_INIT_LOG(ERR, "FDIR counter pool is full");
 214                 ret = -EINVAL;
 215                 goto free_pool;
 216         }
 217
 218         container->pools[container->index_free++] = pool;
 219         return 0;
 220
 221 free_pool:
 222         rte_free(pool);
 223         return ret;
 224 }
 225
 226 static int
 227 ice_fdir_counter_init(struct ice_pf *pf)
 228 {
 229         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 230         struct ice_fdir_info *fdir_info = &pf->fdir;
 231         struct ice_fdir_counter_pool_container *container =
 232                                 &fdir_info->counter;
 233         uint32_t cnt_index, len;
 234         int ret;
 235
 236         TAILQ_INIT(&container->pool_list);
 237
 238         cnt_index = ICE_FDIR_COUNTER_INDEX(hw->fd_ctr_base);
 239         len = ICE_FDIR_COUNTERS_PER_BLOCK;
 240
 241         ret = ice_fdir_counter_pool_add(pf, container, cnt_index, len);
 242         if (ret) {
 243                 PMD_INIT_LOG(ERR, "Failed to add fdir pool to container");
 244                 return ret;
 245         }
 246
 247         return 0;
 248 }
 249
 250 static int
 251 ice_fdir_counter_release(struct ice_pf *pf)
 252 {
 253         struct ice_fdir_info *fdir_info = &pf->fdir;
 254         struct ice_fdir_counter_pool_container *container =
 255                                 &fdir_info->counter;
 256         uint8_t i;
 257
 258         for (i = 0; i < container->index_free; i++)
 259                 rte_free(container->pools[i]);
 260
 261         return 0;
 262 }
 263
 264 static struct ice_fdir_counter *
 265 ice_fdir_counter_shared_search(struct ice_fdir_counter_pool_container
 266                                         *container,
 267                                uint32_t id)
 268 {
 269         struct ice_fdir_counter_pool *pool;
 270         struct ice_fdir_counter *counter;
 271         int i;
 272
 273         TAILQ_FOREACH(pool, &container->pool_list, next) {
 274                 for (i = 0; i < ICE_FDIR_COUNTERS_PER_BLOCK; i++) {
 275                         counter = &pool->counters[i];
 276
 277                         if (counter->shared &&
 278                             counter->ref_cnt &&
 279                             counter->id == id)
 280                                 return counter;
 281                 }
 282         }
 283
 284         return NULL;
 285 }
 286
 287 static struct ice_fdir_counter *
 288 ice_fdir_counter_alloc(struct ice_pf *pf, uint32_t shared, uint32_t id)
 289 {
 290         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 291         struct ice_fdir_info *fdir_info = &pf->fdir;
 292         struct ice_fdir_counter_pool_container *container =
 293                                 &fdir_info->counter;
 294         struct ice_fdir_counter_pool *pool = NULL;
 295         struct ice_fdir_counter *counter_free = NULL;
 296
 297         if (shared) {
 298                 counter_free = ice_fdir_counter_shared_search(container, id);
 299                 if (counter_free) {
 300                         if (counter_free->ref_cnt + 1 == 0) {
 301                                 rte_errno = E2BIG;
 302                                 return NULL;
 303                         }
 304                         counter_free->ref_cnt++;
 305                         return counter_free;
 306                 }
 307         }
 308
 309         TAILQ_FOREACH(pool, &container->pool_list, next) {
 310                 counter_free = TAILQ_FIRST(&pool->counter_list);
 311                 if (counter_free)
 312                         break;
 313                 counter_free = NULL;
 314         }
 315
 316         if (!counter_free) {
 317                 PMD_DRV_LOG(ERR, "No free counter found\n");
 318                 return NULL;
 319         }
 320
 321         counter_free->shared = shared;
 322         counter_free->id = id;
 323         counter_free->ref_cnt = 1;
 324         counter_free->pool = pool;
 325
 326         /* reset statistic counter value */
 327         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter_free->hw_index), 0);
 328         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter_free->hw_index), 0);
 329
 330         TAILQ_REMOVE(&pool->counter_list, counter_free, next);
 331         if (TAILQ_EMPTY(&pool->counter_list)) {
 332                 TAILQ_REMOVE(&container->pool_list, pool, next);
 333                 TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 334         }
 335
 336         return counter_free;
 337 }
 338
 339 static void
 340 ice_fdir_counter_free(__rte_unused struct ice_pf *pf,
 341                       struct ice_fdir_counter *counter)
 342 {
 343         if (!counter)
 344                 return;
 345
 346         if (--counter->ref_cnt == 0) {
 347                 struct ice_fdir_counter_pool *pool = counter->pool;
 348
 349                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 350         }
 351 }
 352
 353 static int
 354 ice_fdir_init_filter_list(struct ice_pf *pf)
 355 {
 356         struct rte_eth_dev *dev = pf->adapter->eth_dev;
 357         struct ice_fdir_info *fdir_info = &pf->fdir;
 358         char fdir_hash_name[RTE_HASH_NAMESIZE];
 359         int ret;
 360
 361         struct rte_hash_parameters fdir_hash_params = {
 362                 .name = fdir_hash_name,
 363                 .entries = ICE_MAX_FDIR_FILTER_NUM,
 364                 .key_len = sizeof(struct ice_fdir_fltr_pattern),
 365                 .hash_func = rte_hash_crc,
 366                 .hash_func_init_val = 0,
 367                 .socket_id = rte_socket_id(),
 368         };
 369
 370         /* Initialize hash */
 371         snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
 372                  "fdir_%s", dev->device->name);
 373         fdir_info->hash_table = rte_hash_create(&fdir_hash_params);
 374         if (!fdir_info->hash_table) {
 375                 PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
 376                 return -EINVAL;
 377         }
 378         fdir_info->hash_map = rte_zmalloc("ice_fdir_hash_map",
 379                                           sizeof(*fdir_info->hash_map) *
 380                                           ICE_MAX_FDIR_FILTER_NUM,
 381                                           0);
 382         if (!fdir_info->hash_map) {
 383                 PMD_INIT_LOG(ERR,
 384                              "Failed to allocate memory for fdir hash map!");
 385                 ret = -ENOMEM;
 386                 goto err_fdir_hash_map_alloc;
 387         }
 388         return 0;
 389
 390 err_fdir_hash_map_alloc:
 391         rte_hash_free(fdir_info->hash_table);
 392
 393         return ret;
 394 }
 395
 396 static void
 397 ice_fdir_release_filter_list(struct ice_pf *pf)
 398 {
 399         struct ice_fdir_info *fdir_info = &pf->fdir;
 400
 401         if (fdir_info->hash_map)
 402                 rte_free(fdir_info->hash_map);
 403         if (fdir_info->hash_table)
 404                 rte_hash_free(fdir_info->hash_table);
 405 }
 406
 407 /*
 408  * ice_fdir_setup - reserve and initialize the Flow Director resources
 409  * @pf: board private structure
 410  */
 411 static int
 412 ice_fdir_setup(struct ice_pf *pf)
 413 {
 414         struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
 415         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 416         const struct rte_memzone *mz = NULL;
 417         char z_name[RTE_MEMZONE_NAMESIZE];
 418         struct ice_vsi *vsi;
 419         int err = ICE_SUCCESS;
 420
 421         if ((pf->flags & ICE_FLAG_FDIR) == 0) {
 422                 PMD_INIT_LOG(ERR, "HW doesn't support FDIR");
 423                 return -ENOTSUP;
 424         }
 425
 426         PMD_DRV_LOG(INFO, "FDIR HW Capabilities: fd_fltr_guar = %u,"
 427                     " fd_fltr_best_effort = %u.",
 428                     hw->func_caps.fd_fltr_guar,
 429                     hw->func_caps.fd_fltr_best_effort);
 430
 431         if (pf->fdir.fdir_vsi) {
 432                 PMD_DRV_LOG(INFO, "FDIR initialization has been done.");
 433                 return ICE_SUCCESS;
 434         }
 435
 436         /* make new FDIR VSI */
 437         vsi = ice_setup_vsi(pf, ICE_VSI_CTRL);
 438         if (!vsi) {
 439                 PMD_DRV_LOG(ERR, "Couldn't create FDIR VSI.");
 440                 return -EINVAL;
 441         }
 442         pf->fdir.fdir_vsi = vsi;
 443
 444         err = ice_fdir_init_filter_list(pf);
 445         if (err) {
 446                 PMD_DRV_LOG(ERR, "Failed to init FDIR filter list.");
 447                 return -EINVAL;
 448         }
 449
 450         err = ice_fdir_counter_init(pf);
 451         if (err) {
 452                 PMD_DRV_LOG(ERR, "Failed to init FDIR counter.");
 453                 return -EINVAL;
 454         }
 455
 456         /*Fdir tx queue setup*/
 457         err = ice_fdir_setup_tx_resources(pf);
 458         if (err) {
 459                 PMD_DRV_LOG(ERR, "Failed to setup FDIR TX resources.");
 460                 goto fail_setup_tx;
 461         }
 462
 463         /*Fdir rx queue setup*/
 464         err = ice_fdir_setup_rx_resources(pf);
 465         if (err) {
 466                 PMD_DRV_LOG(ERR, "Failed to setup FDIR RX resources.");
 467                 goto fail_setup_rx;
 468         }
 469
 470         err = ice_fdir_tx_queue_start(eth_dev, pf->fdir.txq->queue_id);
 471         if (err) {
 472                 PMD_DRV_LOG(ERR, "Failed to start FDIR TX queue.");
 473                 goto fail_mem;
 474         }
 475
 476         err = ice_fdir_rx_queue_start(eth_dev, pf->fdir.rxq->queue_id);
 477         if (err) {
 478                 PMD_DRV_LOG(ERR, "Failed to start FDIR RX queue.");
 479                 goto fail_mem;
 480         }
 481
 482         /* reserve memory for the fdir programming packet */
 483         snprintf(z_name, sizeof(z_name), "ICE_%s_%d",
 484                  ICE_FDIR_MZ_NAME,
 485                  eth_dev->data->port_id);
 486         mz = ice_memzone_reserve(z_name, ICE_FDIR_PKT_LEN, SOCKET_ID_ANY);
 487         if (!mz) {
 488                 PMD_DRV_LOG(ERR, "Cannot init memzone for "
 489                             "flow director program packet.");
 490                 err = -ENOMEM;
 491                 goto fail_mem;
 492         }
 493         pf->fdir.prg_pkt = mz->addr;
 494         pf->fdir.dma_addr = mz->iova;
 495
 496         err = ice_fdir_prof_alloc(hw);
 497         if (err) {
 498                 PMD_DRV_LOG(ERR, "Cannot allocate memory for "
 499                             "flow director profile.");
 500                 err = -ENOMEM;
 501                 goto fail_mem;
 502         }
 503
 504         PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.",
 505                     vsi->base_queue);
 506         return ICE_SUCCESS;
 507
 508 fail_mem:
 509         ice_rx_queue_release(pf->fdir.rxq);
 510         pf->fdir.rxq = NULL;
 511 fail_setup_rx:
 512         ice_tx_queue_release(pf->fdir.txq);
 513         pf->fdir.txq = NULL;
 514 fail_setup_tx:
 515         ice_release_vsi(vsi);
 516         pf->fdir.fdir_vsi = NULL;
 517         return err;
 518 }
 519
 520 static void
 521 ice_fdir_prof_free(struct ice_hw *hw)
 522 {
 523         enum ice_fltr_ptype ptype;
 524
 525         for (ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 526              ptype < ICE_FLTR_PTYPE_MAX;
 527              ptype++)
 528                 rte_free(hw->fdir_prof[ptype]);
 529
 530         rte_free(hw->fdir_prof);
 531 }
 532
 533 /* Remove a profile for some filter type */
 534 static void
 535 ice_fdir_prof_rm(struct ice_pf *pf, enum ice_fltr_ptype ptype, bool is_tunnel)
 536 {
 537         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 538         struct ice_fd_hw_prof *hw_prof;
 539         uint64_t prof_id;
 540         uint16_t vsi_num;
 541         int i;
 542
 543         if (!hw->fdir_prof || !hw->fdir_prof[ptype])
 544                 return;
 545
 546         hw_prof = hw->fdir_prof[ptype];
 547
 548         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 549         for (i = 0; i < pf->hw_prof_cnt[ptype][is_tunnel]; i++) {
 550                 if (hw_prof->entry_h[i][is_tunnel]) {
 551                         vsi_num = ice_get_hw_vsi_num(hw,
 552                                                      hw_prof->vsi_h[i]);
 553                         ice_rem_prof_id_flow(hw, ICE_BLK_FD,
 554                                              vsi_num, ptype);
 555                         ice_flow_rem_entry(hw,
 556                                            hw_prof->entry_h[i][is_tunnel]);
 557                         hw_prof->entry_h[i][is_tunnel] = 0;
 558                 }
 559         }
 560         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 561         rte_free(hw_prof->fdir_seg[is_tunnel]);
 562         hw_prof->fdir_seg[is_tunnel] = NULL;
 563
 564         for (i = 0; i < hw_prof->cnt; i++)
 565                 hw_prof->vsi_h[i] = 0;
 566         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 567 }
 568
 569 /* Remove all created profiles */
 570 static void
 571 ice_fdir_prof_rm_all(struct ice_pf *pf)
 572 {
 573         enum ice_fltr_ptype ptype;
 574
 575         for (ptype = ICE_FLTR_PTYPE_NONF_NONE;
 576              ptype < ICE_FLTR_PTYPE_MAX;
 577              ptype++) {
 578                 ice_fdir_prof_rm(pf, ptype, false);
 579                 ice_fdir_prof_rm(pf, ptype, true);
 580         }
 581 }
 582
 583 /*
 584  * ice_fdir_teardown - release the Flow Director resources
 585  * @pf: board private structure
 586  */
 587 static void
 588 ice_fdir_teardown(struct ice_pf *pf)
 589 {
 590         struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
 591         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 592         struct ice_vsi *vsi;
 593         int err;
 594
 595         vsi = pf->fdir.fdir_vsi;
 596         if (!vsi)
 597                 return;
 598
 599         err = ice_fdir_tx_queue_stop(eth_dev, pf->fdir.txq->queue_id);
 600         if (err)
 601                 PMD_DRV_LOG(ERR, "Failed to stop TX queue.");
 602
 603         err = ice_fdir_rx_queue_stop(eth_dev, pf->fdir.rxq->queue_id);
 604         if (err)
 605                 PMD_DRV_LOG(ERR, "Failed to stop RX queue.");
 606
 607         err = ice_fdir_counter_release(pf);
 608         if (err)
 609                 PMD_DRV_LOG(ERR, "Failed to release FDIR counter resource.");
 610
 611         ice_fdir_release_filter_list(pf);
 612
 613         ice_tx_queue_release(pf->fdir.txq);
 614         pf->fdir.txq = NULL;
 615         ice_rx_queue_release(pf->fdir.rxq);
 616         pf->fdir.rxq = NULL;
 617         ice_fdir_prof_rm_all(pf);
 618         ice_fdir_prof_free(hw);
 619         ice_release_vsi(vsi);
 620         pf->fdir.fdir_vsi = NULL;
 621 }
 622
 623 static int
 624 ice_fdir_hw_tbl_conf(struct ice_pf *pf, struct ice_vsi *vsi,
 625                      struct ice_vsi *ctrl_vsi,
 626                      struct ice_flow_seg_info *seg,
 627                      enum ice_fltr_ptype ptype,
 628                      bool is_tunnel)
 629 {
 630         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 631         enum ice_flow_dir dir = ICE_FLOW_RX;
 632         struct ice_flow_seg_info *ori_seg;
 633         struct ice_fd_hw_prof *hw_prof;
 634         struct ice_flow_prof *prof;
 635         uint64_t entry_1 = 0;
 636         uint64_t entry_2 = 0;
 637         uint16_t vsi_num;
 638         int ret;
 639         uint64_t prof_id;
 640
 641         hw_prof = hw->fdir_prof[ptype];
 642         ori_seg = hw_prof->fdir_seg[is_tunnel];
 643         if (ori_seg) {
 644                 if (!is_tunnel) {
 645                         if (!memcmp(ori_seg, seg, sizeof(*seg)))
 646                                 return -EAGAIN;
 647                 } else {
 648                         if (!memcmp(ori_seg, &seg[1], sizeof(*seg)))
 649                                 return -EAGAIN;
 650                 }
 651
 652                 if (pf->fdir_fltr_cnt[ptype][is_tunnel])
 653                         return -EINVAL;
 654
 655                 ice_fdir_prof_rm(pf, ptype, is_tunnel);
 656         }
 657
 658         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 659         ret = ice_flow_add_prof(hw, ICE_BLK_FD, dir, prof_id, seg,
 660                                 (is_tunnel) ? 2 : 1, NULL, 0, &prof);
 661         if (ret)
 662                 return ret;
 663         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 664                                  vsi->idx, ICE_FLOW_PRIO_NORMAL,
 665                                  seg, NULL, 0, &entry_1);
 666         if (ret) {
 667                 PMD_DRV_LOG(ERR, "Failed to add main VSI flow entry for %d.",
 668                             ptype);
 669                 goto err_add_prof;
 670         }
 671         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 672                                  ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 673                                  seg, NULL, 0, &entry_2);
 674         if (ret) {
 675                 PMD_DRV_LOG(ERR, "Failed to add control VSI flow entry for %d.",
 676                             ptype);
 677                 goto err_add_entry;
 678         }
 679
 680         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 681         hw_prof->cnt = 0;
 682         hw_prof->fdir_seg[is_tunnel] = seg;
 683         hw_prof->vsi_h[hw_prof->cnt] = vsi->idx;
 684         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_1;
 685         pf->hw_prof_cnt[ptype][is_tunnel]++;
 686         hw_prof->vsi_h[hw_prof->cnt] = ctrl_vsi->idx;
 687         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_2;
 688         pf->hw_prof_cnt[ptype][is_tunnel]++;
 689
 690         return ret;
 691
 692 err_add_entry:
 693         vsi_num = ice_get_hw_vsi_num(hw, vsi->idx);
 694         ice_rem_prof_id_flow(hw, ICE_BLK_FD, vsi_num, prof_id);
 695         ice_flow_rem_entry(hw, entry_1);
 696 err_add_prof:
 697         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 698
 699         return ret;
 700 }
 701
 702 static void
 703 ice_fdir_input_set_parse(uint64_t inset, enum ice_flow_field *field)
 704 {
 705         uint32_t i, j;
 706
 707         struct ice_inset_map {
 708                 uint64_t inset;
 709                 enum ice_flow_field fld;
 710         };
 711         static const struct ice_inset_map ice_inset_map[] = {
 712                 {ICE_INSET_DMAC, ICE_FLOW_FIELD_IDX_ETH_DA},
 713                 {ICE_INSET_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 714                 {ICE_INSET_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 715                 {ICE_INSET_IPV4_TOS, ICE_FLOW_FIELD_IDX_IPV4_DSCP},
 716                 {ICE_INSET_IPV4_TTL, ICE_FLOW_FIELD_IDX_IPV4_TTL},
 717                 {ICE_INSET_IPV4_PROTO, ICE_FLOW_FIELD_IDX_IPV4_PROT},
 718                 {ICE_INSET_IPV6_SRC, ICE_FLOW_FIELD_IDX_IPV6_SA},
 719                 {ICE_INSET_IPV6_DST, ICE_FLOW_FIELD_IDX_IPV6_DA},
 720                 {ICE_INSET_IPV6_TC, ICE_FLOW_FIELD_IDX_IPV6_DSCP},
 721                 {ICE_INSET_IPV6_NEXT_HDR, ICE_FLOW_FIELD_IDX_IPV6_PROT},
 722                 {ICE_INSET_IPV6_HOP_LIMIT, ICE_FLOW_FIELD_IDX_IPV6_TTL},
 723                 {ICE_INSET_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 724                 {ICE_INSET_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 725                 {ICE_INSET_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 726                 {ICE_INSET_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 727                 {ICE_INSET_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 728                 {ICE_INSET_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 729                 {ICE_INSET_TUN_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 730                 {ICE_INSET_TUN_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 731                 {ICE_INSET_TUN_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 732                 {ICE_INSET_TUN_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 733                 {ICE_INSET_TUN_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 734                 {ICE_INSET_TUN_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 735                 {ICE_INSET_TUN_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 736                 {ICE_INSET_TUN_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 737                 {ICE_INSET_GTPU_TEID, ICE_FLOW_FIELD_IDX_GTPU_EH_TEID},
 738                 {ICE_INSET_GTPU_QFI, ICE_FLOW_FIELD_IDX_GTPU_EH_QFI},
 739         };
 740
 741         for (i = 0, j = 0; i < RTE_DIM(ice_inset_map); i++) {
 742                 if ((inset & ice_inset_map[i].inset) ==
 743                     ice_inset_map[i].inset)
 744                         field[j++] = ice_inset_map[i].fld;
 745         }
 746 }
 747
 748 static int
 749 ice_fdir_input_set_conf(struct ice_pf *pf, enum ice_fltr_ptype flow,
 750                         uint64_t input_set, bool is_tunnel)
 751 {
 752         struct ice_flow_seg_info *seg;
 753         struct ice_flow_seg_info *seg_tun = NULL;
 754         enum ice_flow_field field[ICE_FLOW_FIELD_IDX_MAX];
 755         int i, ret;
 756
 757         if (!input_set)
 758                 return -EINVAL;
 759
 760         seg = (struct ice_flow_seg_info *)
 761                 ice_malloc(hw, sizeof(*seg));
 762         if (!seg) {
 763                 PMD_DRV_LOG(ERR, "No memory can be allocated");
 764                 return -ENOMEM;
 765         }
 766
 767         for (i = 0; i < ICE_FLOW_FIELD_IDX_MAX; i++)
 768                 field[i] = ICE_FLOW_FIELD_IDX_MAX;
 769         ice_fdir_input_set_parse(input_set, field);
 770
 771         switch (flow) {
 772         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 773                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 774                                   ICE_FLOW_SEG_HDR_IPV4);
 775                 break;
 776         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 777                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 778                                   ICE_FLOW_SEG_HDR_IPV4);
 779                 break;
 780         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 781                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 782                                   ICE_FLOW_SEG_HDR_IPV4);
 783                 break;
 784         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 785                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4);
 786                 break;
 787         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 788                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 789                                   ICE_FLOW_SEG_HDR_IPV6);
 790                 break;
 791         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 792                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 793                                   ICE_FLOW_SEG_HDR_IPV6);
 794                 break;
 795         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
 796                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 797                                   ICE_FLOW_SEG_HDR_IPV6);
 798                 break;
 799         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
 800                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6);
 801                 break;
 802         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_UDP:
 803         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP:
 804         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP:
 805         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER:
 806                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
 807                                   ICE_FLOW_SEG_HDR_IPV4);
 808                 break;
 809         default:
 810                 PMD_DRV_LOG(ERR, "not supported filter type.");
 811                 break;
 812         }
 813
 814         for (i = 0; field[i] != ICE_FLOW_FIELD_IDX_MAX; i++) {
 815                 ice_flow_set_fld(seg, field[i],
 816                                  ICE_FLOW_FLD_OFF_INVAL,
 817                                  ICE_FLOW_FLD_OFF_INVAL,
 818                                  ICE_FLOW_FLD_OFF_INVAL, false);
 819         }
 820
 821         if (!is_tunnel) {
 822                 ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
 823                                            seg, flow, false);
 824         } else {
 825                 seg_tun = (struct ice_flow_seg_info *)
 826                         ice_malloc(hw, sizeof(*seg) * ICE_FD_HW_SEG_MAX);
 827                 if (!seg_tun) {
 828                         PMD_DRV_LOG(ERR, "No memory can be allocated");
 829                         rte_free(seg);
 830                         return -ENOMEM;
 831                 }
 832                 rte_memcpy(&seg_tun[1], seg, sizeof(*seg));
 833                 ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
 834                                            seg_tun, flow, true);
 835         }
 836
 837         if (!ret) {
 838                 return ret;
 839         } else if (ret < 0) {
 840                 rte_free(seg);
 841                 if (is_tunnel)
 842                         rte_free(seg_tun);
 843                 return (ret == -EAGAIN) ? 0 : ret;
 844         } else {
 845                 return ret;
 846         }
 847 }
 848
 849 static void
 850 ice_fdir_cnt_update(struct ice_pf *pf, enum ice_fltr_ptype ptype,
 851                     bool is_tunnel, bool add)
 852 {
 853         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 854         int cnt;
 855
 856         cnt = (add) ? 1 : -1;
 857         hw->fdir_active_fltr += cnt;
 858         if (ptype == ICE_FLTR_PTYPE_NONF_NONE || ptype >= ICE_FLTR_PTYPE_MAX)
 859                 PMD_DRV_LOG(ERR, "Unknown filter type %d", ptype);
 860         else
 861                 pf->fdir_fltr_cnt[ptype][is_tunnel] += cnt;
 862 }
 863
 864 static int
 865 ice_fdir_init(struct ice_adapter *ad)
 866 {
 867         struct ice_pf *pf = &ad->pf;
 868         struct ice_flow_parser *parser;
 869         int ret;
 870
 871         ret = ice_fdir_setup(pf);
 872         if (ret)
 873                 return ret;
 874
 875         if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
 876                 parser = &ice_fdir_parser_comms;
 877         else
 878                 parser = &ice_fdir_parser_os;
 879
 880         return ice_register_parser(parser, ad);
 881 }
 882
 883 static void
 884 ice_fdir_uninit(struct ice_adapter *ad)
 885 {
 886         struct ice_pf *pf = &ad->pf;
 887         struct ice_flow_parser *parser;
 888
 889         if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
 890                 parser = &ice_fdir_parser_comms;
 891         else
 892                 parser = &ice_fdir_parser_os;
 893
 894         ice_unregister_parser(parser, ad);
 895
 896         ice_fdir_teardown(pf);
 897 }
 898
 899 static int
 900 ice_fdir_is_tunnel_profile(enum ice_fdir_tunnel_type tunnel_type)
 901 {
 902         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN)
 903                 return 1;
 904         else
 905                 return 0;
 906 }
 907
 908 static int
 909 ice_fdir_add_del_filter(struct ice_pf *pf,
 910                         struct ice_fdir_filter_conf *filter,
 911                         bool add)
 912 {
 913         struct ice_fltr_desc desc;
 914         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 915         unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt;
 916         bool is_tun;
 917         int ret;
 918
 919         filter->input.dest_vsi = pf->main_vsi->idx;
 920
 921         memset(&desc, 0, sizeof(desc));
 922         ice_fdir_get_prgm_desc(hw, &filter->input, &desc, add);
 923
 924         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
 925
 926         memset(pkt, 0, ICE_FDIR_PKT_LEN);
 927         ret = ice_fdir_get_gen_prgm_pkt(hw, &filter->input, pkt, false, is_tun);
 928         if (ret) {
 929                 PMD_DRV_LOG(ERR, "Generate dummy packet failed");
 930                 return -EINVAL;
 931         }
 932
 933         return ice_fdir_programming(pf, &desc);
 934 }
 935
 936 static void
 937 ice_fdir_extract_fltr_key(struct ice_fdir_fltr_pattern *key,
 938                           struct ice_fdir_filter_conf *filter)
 939 {
 940         struct ice_fdir_fltr *input = &filter->input;
 941         memset(key, 0, sizeof(*key));
 942
 943         key->flow_type = input->flow_type;
 944         rte_memcpy(&key->ip, &input->ip, sizeof(key->ip));
 945         rte_memcpy(&key->mask, &input->mask, sizeof(key->mask));
 946         rte_memcpy(&key->ext_data, &input->ext_data, sizeof(key->ext_data));
 947         rte_memcpy(&key->ext_mask, &input->ext_mask, sizeof(key->ext_mask));
 948
 949         rte_memcpy(&key->gtpu_data, &input->gtpu_data, sizeof(key->gtpu_data));
 950         rte_memcpy(&key->gtpu_mask, &input->gtpu_mask, sizeof(key->gtpu_mask));
 951
 952         key->tunnel_type = filter->tunnel_type;
 953 }
 954
 955 /* Check if there exists the flow director filter */
 956 static struct ice_fdir_filter_conf *
 957 ice_fdir_entry_lookup(struct ice_fdir_info *fdir_info,
 958                         const struct ice_fdir_fltr_pattern *key)
 959 {
 960         int ret;
 961
 962         ret = rte_hash_lookup(fdir_info->hash_table, key);
 963         if (ret < 0)
 964                 return NULL;
 965
 966         return fdir_info->hash_map[ret];
 967 }
 968
 969 /* Add a flow director entry into the SW list */
 970 static int
 971 ice_fdir_entry_insert(struct ice_pf *pf,
 972                       struct ice_fdir_filter_conf *entry,
 973                       struct ice_fdir_fltr_pattern *key)
 974 {
 975         struct ice_fdir_info *fdir_info = &pf->fdir;
 976         int ret;
 977
 978         ret = rte_hash_add_key(fdir_info->hash_table, key);
 979         if (ret < 0) {
 980                 PMD_DRV_LOG(ERR,
 981                             "Failed to insert fdir entry to hash table %d!",
 982                             ret);
 983                 return ret;
 984         }
 985         fdir_info->hash_map[ret] = entry;
 986
 987         return 0;
 988 }
 989
 990 /* Delete a flow director entry from the SW list */
 991 static int
 992 ice_fdir_entry_del(struct ice_pf *pf, struct ice_fdir_fltr_pattern *key)
 993 {
 994         struct ice_fdir_info *fdir_info = &pf->fdir;
 995         int ret;
 996
 997         ret = rte_hash_del_key(fdir_info->hash_table, key);
 998         if (ret < 0) {
 999                 PMD_DRV_LOG(ERR,
1000                             "Failed to delete fdir filter to hash table %d!",
1001                             ret);
1002                 return ret;
1003         }
1004         fdir_info->hash_map[ret] = NULL;
1005
1006         return 0;
1007 }
1008
1009 static int
1010 ice_fdir_create_filter(struct ice_adapter *ad,
1011                        struct rte_flow *flow,
1012                        void *meta,
1013                        struct rte_flow_error *error)
1014 {
1015         struct ice_pf *pf = &ad->pf;
1016         struct ice_fdir_filter_conf *filter = meta;
1017         struct ice_fdir_info *fdir_info = &pf->fdir;
1018         struct ice_fdir_filter_conf *entry, *node;
1019         struct ice_fdir_fltr_pattern key;
1020         bool is_tun;
1021         int ret;
1022
1023         ice_fdir_extract_fltr_key(&key, filter);
1024         node = ice_fdir_entry_lookup(fdir_info, &key);
1025         if (node) {
1026                 rte_flow_error_set(error, EEXIST,
1027                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1028                                    "Rule already exists!");
1029                 return -rte_errno;
1030         }
1031
1032         entry = rte_zmalloc("fdir_entry", sizeof(*entry), 0);
1033         if (!entry) {
1034                 rte_flow_error_set(error, ENOMEM,
1035                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1036                                    "Failed to allocate memory");
1037                 return -rte_errno;
1038         }
1039
1040         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1041
1042         ret = ice_fdir_input_set_conf(pf, filter->input.flow_type,
1043                         filter->input_set, is_tun);
1044         if (ret) {
1045                 rte_flow_error_set(error, -ret,
1046                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1047                                    "Profile configure failed.");
1048                 goto free_entry;
1049         }
1050
1051         /* alloc counter for FDIR */
1052         if (filter->input.cnt_ena) {
1053                 struct rte_flow_action_count *act_count = &filter->act_count;
1054
1055                 filter->counter = ice_fdir_counter_alloc(pf,
1056                                                          act_count->shared,
1057                                                          act_count->id);
1058                 if (!filter->counter) {
1059                         rte_flow_error_set(error, EINVAL,
1060                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
1061                                         "Failed to alloc FDIR counter.");
1062                         goto free_entry;
1063                 }
1064                 filter->input.cnt_index = filter->counter->hw_index;
1065         }
1066
1067         ret = ice_fdir_add_del_filter(pf, filter, true);
1068         if (ret) {
1069                 rte_flow_error_set(error, -ret,
1070                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1071                                    "Add filter rule failed.");
1072                 goto free_counter;
1073         }
1074
1075         rte_memcpy(entry, filter, sizeof(*entry));
1076         ret = ice_fdir_entry_insert(pf, entry, &key);
1077         if (ret) {
1078                 rte_flow_error_set(error, -ret,
1079                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1080                                    "Insert entry to table failed.");
1081                 goto free_entry;
1082         }
1083
1084         flow->rule = entry;
1085         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, true);
1086
1087         return 0;
1088
1089 free_counter:
1090         if (filter->counter) {
1091                 ice_fdir_counter_free(pf, filter->counter);
1092                 filter->counter = NULL;
1093         }
1094
1095 free_entry:
1096         rte_free(entry);
1097         return -rte_errno;
1098 }
1099
1100 static int
1101 ice_fdir_destroy_filter(struct ice_adapter *ad,
1102                         struct rte_flow *flow,
1103                         struct rte_flow_error *error)
1104 {
1105         struct ice_pf *pf = &ad->pf;
1106         struct ice_fdir_info *fdir_info = &pf->fdir;
1107         struct ice_fdir_filter_conf *filter, *entry;
1108         struct ice_fdir_fltr_pattern key;
1109         bool is_tun;
1110         int ret;
1111
1112         filter = (struct ice_fdir_filter_conf *)flow->rule;
1113
1114         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1115
1116         if (filter->counter) {
1117                 ice_fdir_counter_free(pf, filter->counter);
1118                 filter->counter = NULL;
1119         }
1120
1121         ice_fdir_extract_fltr_key(&key, filter);
1122         entry = ice_fdir_entry_lookup(fdir_info, &key);
1123         if (!entry) {
1124                 rte_flow_error_set(error, ENOENT,
1125                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1126                                    "Can't find entry.");
1127                 return -rte_errno;
1128         }
1129
1130         ret = ice_fdir_add_del_filter(pf, filter, false);
1131         if (ret) {
1132                 rte_flow_error_set(error, -ret,
1133                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1134                                    "Del filter rule failed.");
1135                 return -rte_errno;
1136         }
1137
1138         ret = ice_fdir_entry_del(pf, &key);
1139         if (ret) {
1140                 rte_flow_error_set(error, -ret,
1141                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1142                                    "Remove entry from table failed.");
1143                 return -rte_errno;
1144         }
1145
1146         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, false);
1147         flow->rule = NULL;
1148
1149         rte_free(filter);
1150
1151         return 0;
1152 }
1153
1154 static int
1155 ice_fdir_query_count(struct ice_adapter *ad,
1156                       struct rte_flow *flow,
1157                       struct rte_flow_query_count *flow_stats,
1158                       struct rte_flow_error *error)
1159 {
1160         struct ice_pf *pf = &ad->pf;
1161         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1162         struct ice_fdir_filter_conf *filter = flow->rule;
1163         struct ice_fdir_counter *counter = filter->counter;
1164         uint64_t hits_lo, hits_hi;
1165
1166         if (!counter) {
1167                 rte_flow_error_set(error, EINVAL,
1168                                   RTE_FLOW_ERROR_TYPE_ACTION,
1169                                   NULL,
1170                                   "FDIR counters not available");
1171                 return -rte_errno;
1172         }
1173
1174         /*
1175          * Reading the low 32-bits latches the high 32-bits into a shadow
1176          * register. Reading the high 32-bit returns the value in the
1177          * shadow register.
1178          */
1179         hits_lo = ICE_READ_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index));
1180         hits_hi = ICE_READ_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index));
1181
1182         flow_stats->hits_set = 1;
1183         flow_stats->hits = hits_lo | (hits_hi << 32);
1184         flow_stats->bytes_set = 0;
1185         flow_stats->bytes = 0;
1186
1187         if (flow_stats->reset) {
1188                 /* reset statistic counter value */
1189                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index), 0);
1190                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index), 0);
1191         }
1192
1193         return 0;
1194 }
1195
1196 static struct ice_flow_engine ice_fdir_engine = {
1197         .init = ice_fdir_init,
1198         .uninit = ice_fdir_uninit,
1199         .create = ice_fdir_create_filter,
1200         .destroy = ice_fdir_destroy_filter,
1201         .query_count = ice_fdir_query_count,
1202         .type = ICE_FLOW_ENGINE_FDIR,
1203 };
1204
1205 static int
1206 ice_fdir_parse_action_qregion(struct ice_pf *pf,
1207                               struct rte_flow_error *error,
1208                               const struct rte_flow_action *act,
1209                               struct ice_fdir_filter_conf *filter)
1210 {
1211         const struct rte_flow_action_rss *rss = act->conf;
1212         uint32_t i;
1213
1214         if (act->type != RTE_FLOW_ACTION_TYPE_RSS) {
1215                 rte_flow_error_set(error, EINVAL,
1216                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1217                                    "Invalid action.");
1218                 return -rte_errno;
1219         }
1220
1221         if (rss->queue_num <= 1) {
1222                 rte_flow_error_set(error, EINVAL,
1223                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1224                                    "Queue region size can't be 0 or 1.");
1225                 return -rte_errno;
1226         }
1227
1228         /* check if queue index for queue region is continuous */
1229         for (i = 0; i < rss->queue_num - 1; i++) {
1230                 if (rss->queue[i + 1] != rss->queue[i] + 1) {
1231                         rte_flow_error_set(error, EINVAL,
1232                                            RTE_FLOW_ERROR_TYPE_ACTION, act,
1233                                            "Discontinuous queue region");
1234                         return -rte_errno;
1235                 }
1236         }
1237
1238         if (rss->queue[rss->queue_num - 1] >= pf->dev_data->nb_rx_queues) {
1239                 rte_flow_error_set(error, EINVAL,
1240                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1241                                    "Invalid queue region indexes.");
1242                 return -rte_errno;
1243         }
1244
1245         if (!(rte_is_power_of_2(rss->queue_num) &&
1246              (rss->queue_num <= ICE_FDIR_MAX_QREGION_SIZE))) {
1247                 rte_flow_error_set(error, EINVAL,
1248                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1249                                    "The region size should be any of the following values:"
1250                                    "1, 2, 4, 8, 16, 32, 64, 128 as long as the total number "
1251                                    "of queues do not exceed the VSI allocation.");
1252                 return -rte_errno;
1253         }
1254
1255         filter->input.q_index = rss->queue[0];
1256         filter->input.q_region = rte_fls_u32(rss->queue_num) - 1;
1257         filter->input.dest_ctl = ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QGROUP;
1258
1259         return 0;
1260 }
1261
1262 static int
1263 ice_fdir_parse_action(struct ice_adapter *ad,
1264                       const struct rte_flow_action actions[],
1265                       struct rte_flow_error *error,
1266                       struct ice_fdir_filter_conf *filter)
1267 {
1268         struct ice_pf *pf = &ad->pf;
1269         const struct rte_flow_action_queue *act_q;
1270         const struct rte_flow_action_mark *mark_spec = NULL;
1271         const struct rte_flow_action_count *act_count;
1272         uint32_t dest_num = 0;
1273         uint32_t mark_num = 0;
1274         uint32_t counter_num = 0;
1275         int ret;
1276
1277         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1278                 switch (actions->type) {
1279                 case RTE_FLOW_ACTION_TYPE_VOID:
1280                         break;
1281                 case RTE_FLOW_ACTION_TYPE_QUEUE:
1282                         dest_num++;
1283
1284                         act_q = actions->conf;
1285                         filter->input.q_index = act_q->index;
1286                         if (filter->input.q_index >=
1287                                         pf->dev_data->nb_rx_queues) {
1288                                 rte_flow_error_set(error, EINVAL,
1289                                                    RTE_FLOW_ERROR_TYPE_ACTION,
1290                                                    actions,
1291                                                    "Invalid queue for FDIR.");
1292                                 return -rte_errno;
1293                         }
1294                         filter->input.dest_ctl =
1295                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1296                         break;
1297                 case RTE_FLOW_ACTION_TYPE_DROP:
1298                         dest_num++;
1299
1300                         filter->input.dest_ctl =
1301                                 ICE_FLTR_PRGM_DESC_DEST_DROP_PKT;
1302                         break;
1303                 case RTE_FLOW_ACTION_TYPE_PASSTHRU:
1304                         dest_num++;
1305
1306                         filter->input.dest_ctl =
1307                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1308                         filter->input.q_index = 0;
1309                         break;
1310                 case RTE_FLOW_ACTION_TYPE_RSS:
1311                         dest_num++;
1312
1313                         ret = ice_fdir_parse_action_qregion(pf,
1314                                                 error, actions, filter);
1315                         if (ret)
1316                                 return ret;
1317                         break;
1318                 case RTE_FLOW_ACTION_TYPE_MARK:
1319                         mark_num++;
1320
1321                         mark_spec = actions->conf;
1322                         filter->input.fltr_id = mark_spec->id;
1323                         break;
1324                 case RTE_FLOW_ACTION_TYPE_COUNT:
1325                         counter_num++;
1326
1327                         act_count = actions->conf;
1328                         filter->input.cnt_ena = ICE_FXD_FLTR_QW0_STAT_ENA_PKTS;
1329                         rte_memcpy(&filter->act_count, act_count,
1330                                                 sizeof(filter->act_count));
1331
1332                         break;
1333                 default:
1334                         rte_flow_error_set(error, EINVAL,
1335                                    RTE_FLOW_ERROR_TYPE_ACTION, actions,
1336                                    "Invalid action.");
1337                         return -rte_errno;
1338                 }
1339         }
1340
1341         if (dest_num == 0 || dest_num >= 2) {
1342                 rte_flow_error_set(error, EINVAL,
1343                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1344                            "Unsupported action combination");
1345                 return -rte_errno;
1346         }
1347
1348         if (mark_num >= 2) {
1349                 rte_flow_error_set(error, EINVAL,
1350                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1351                            "Too many mark actions");
1352                 return -rte_errno;
1353         }
1354
1355         if (counter_num >= 2) {
1356                 rte_flow_error_set(error, EINVAL,
1357                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1358                            "Too many count actions");
1359                 return -rte_errno;
1360         }
1361
1362         return 0;
1363 }
1364
1365 static int
1366 ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
1367                        const struct rte_flow_item pattern[],
1368                        struct rte_flow_error *error,
1369                        struct ice_fdir_filter_conf *filter)
1370 {
1371         const struct rte_flow_item *item = pattern;
1372         enum rte_flow_item_type item_type;
1373         enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
1374         enum ice_fdir_tunnel_type tunnel_type = ICE_FDIR_TUNNEL_TYPE_NONE;
1375         const struct rte_flow_item_eth *eth_spec, *eth_mask;
1376         const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_mask;
1377         const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
1378         const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
1379         const struct rte_flow_item_udp *udp_spec, *udp_mask;
1380         const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
1381         const struct rte_flow_item_vxlan *vxlan_spec, *vxlan_mask;
1382         const struct rte_flow_item_gtp *gtp_spec, *gtp_mask;
1383         const struct rte_flow_item_gtp_psc *gtp_psc_spec, *gtp_psc_mask;
1384         uint64_t input_set = ICE_INSET_NONE;
1385         uint8_t flow_type = ICE_FLTR_PTYPE_NONF_NONE;
1386         uint8_t  ipv6_addr_mask[16] = {
1387                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
1388                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
1389         };
1390         uint32_t vtc_flow_cpu;
1391
1392
1393         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1394                 if (item->last) {
1395                         rte_flow_error_set(error, EINVAL,
1396                                         RTE_FLOW_ERROR_TYPE_ITEM,
1397                                         item,
1398                                         "Not support range");
1399                         return -rte_errno;
1400                 }
1401                 item_type = item->type;
1402
1403                 switch (item_type) {
1404                 case RTE_FLOW_ITEM_TYPE_ETH:
1405                         eth_spec = item->spec;
1406                         eth_mask = item->mask;
1407
1408                         if (eth_spec && eth_mask) {
1409                                 if (!rte_is_zero_ether_addr(&eth_spec->src) ||
1410                                     !rte_is_zero_ether_addr(&eth_mask->src)) {
1411                                         rte_flow_error_set(error, EINVAL,
1412                                                 RTE_FLOW_ERROR_TYPE_ITEM,
1413                                                 item,
1414                                                 "Src mac not support");
1415                                         return -rte_errno;
1416                                 }
1417
1418                                 if (!rte_is_broadcast_ether_addr(&eth_mask->dst)) {
1419                                         rte_flow_error_set(error, EINVAL,
1420                                                 RTE_FLOW_ERROR_TYPE_ITEM,
1421                                                 item,
1422                                                 "Invalid mac addr mask");
1423                                         return -rte_errno;
1424                                 }
1425
1426                                 input_set |= ICE_INSET_DMAC;
1427                                 rte_memcpy(&filter->input.ext_data.dst_mac,
1428                                            &eth_spec->dst,
1429                                            RTE_ETHER_ADDR_LEN);
1430                         }
1431                         break;
1432                 case RTE_FLOW_ITEM_TYPE_IPV4:
1433                         l3 = RTE_FLOW_ITEM_TYPE_IPV4;
1434                         ipv4_spec = item->spec;
1435                         ipv4_mask = item->mask;
1436
1437                         if (ipv4_spec && ipv4_mask) {
1438                                 /* Check IPv4 mask and update input set */
1439                                 if (ipv4_mask->hdr.version_ihl ||
1440                                     ipv4_mask->hdr.total_length ||
1441                                     ipv4_mask->hdr.packet_id ||
1442                                     ipv4_mask->hdr.fragment_offset ||
1443                                     ipv4_mask->hdr.hdr_checksum) {
1444                                         rte_flow_error_set(error, EINVAL,
1445                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1446                                                    item,
1447                                                    "Invalid IPv4 mask.");
1448                                         return -rte_errno;
1449                                 }
1450                                 if (ipv4_mask->hdr.src_addr == UINT32_MAX)
1451                                         input_set |= tunnel_type ?
1452                                                      ICE_INSET_TUN_IPV4_SRC :
1453                                                      ICE_INSET_IPV4_SRC;
1454                                 if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
1455                                         input_set |= tunnel_type ?
1456                                                      ICE_INSET_TUN_IPV4_DST :
1457                                                      ICE_INSET_IPV4_DST;
1458                                 if (ipv4_mask->hdr.type_of_service == UINT8_MAX)
1459                                         input_set |= ICE_INSET_IPV4_TOS;
1460                                 if (ipv4_mask->hdr.time_to_live == UINT8_MAX)
1461                                         input_set |= ICE_INSET_IPV4_TTL;
1462                                 if (ipv4_mask->hdr.next_proto_id == UINT8_MAX)
1463                                         input_set |= ICE_INSET_IPV4_PROTO;
1464
1465                                 filter->input.ip.v4.dst_ip =
1466                                         ipv4_spec->hdr.src_addr;
1467                                 filter->input.ip.v4.src_ip =
1468                                         ipv4_spec->hdr.dst_addr;
1469                                 filter->input.ip.v4.tos =
1470                                         ipv4_spec->hdr.type_of_service;
1471                                 filter->input.ip.v4.ttl =
1472                                         ipv4_spec->hdr.time_to_live;
1473                                 filter->input.ip.v4.proto =
1474                                         ipv4_spec->hdr.next_proto_id;
1475                         }
1476
1477                         flow_type = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
1478                         break;
1479                 case RTE_FLOW_ITEM_TYPE_IPV6:
1480                         l3 = RTE_FLOW_ITEM_TYPE_IPV6;
1481                         ipv6_spec = item->spec;
1482                         ipv6_mask = item->mask;
1483
1484                         if (ipv6_spec && ipv6_mask) {
1485                                 /* Check IPv6 mask and update input set */
1486                                 if (ipv6_mask->hdr.payload_len) {
1487                                         rte_flow_error_set(error, EINVAL,
1488                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1489                                                    item,
1490                                                    "Invalid IPv6 mask");
1491                                         return -rte_errno;
1492                                 }
1493
1494                                 if (!memcmp(ipv6_mask->hdr.src_addr,
1495                                             ipv6_addr_mask,
1496                                             RTE_DIM(ipv6_mask->hdr.src_addr)))
1497                                         input_set |= ICE_INSET_IPV6_SRC;
1498                                 if (!memcmp(ipv6_mask->hdr.dst_addr,
1499                                             ipv6_addr_mask,
1500                                             RTE_DIM(ipv6_mask->hdr.dst_addr)))
1501                                         input_set |= ICE_INSET_IPV6_DST;
1502
1503                                 if ((ipv6_mask->hdr.vtc_flow &
1504                                      rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1505                                     == rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1506                                         input_set |= ICE_INSET_IPV6_TC;
1507                                 if (ipv6_mask->hdr.proto == UINT8_MAX)
1508                                         input_set |= ICE_INSET_IPV6_NEXT_HDR;
1509                                 if (ipv6_mask->hdr.hop_limits == UINT8_MAX)
1510                                         input_set |= ICE_INSET_IPV6_HOP_LIMIT;
1511
1512                                 rte_memcpy(filter->input.ip.v6.dst_ip,
1513                                            ipv6_spec->hdr.src_addr, 16);
1514                                 rte_memcpy(filter->input.ip.v6.src_ip,
1515                                            ipv6_spec->hdr.dst_addr, 16);
1516
1517                                 vtc_flow_cpu =
1518                                       rte_be_to_cpu_32(ipv6_spec->hdr.vtc_flow);
1519                                 filter->input.ip.v6.tc =
1520                                         (uint8_t)(vtc_flow_cpu >>
1521                                                   ICE_FDIR_IPV6_TC_OFFSET);
1522                                 filter->input.ip.v6.proto =
1523                                         ipv6_spec->hdr.proto;
1524                                 filter->input.ip.v6.hlim =
1525                                         ipv6_spec->hdr.hop_limits;
1526                         }
1527
1528                         flow_type = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
1529                         break;
1530                 case RTE_FLOW_ITEM_TYPE_TCP:
1531                         tcp_spec = item->spec;
1532                         tcp_mask = item->mask;
1533
1534                         if (tcp_spec && tcp_mask) {
1535                                 /* Check TCP mask and update input set */
1536                                 if (tcp_mask->hdr.sent_seq ||
1537                                     tcp_mask->hdr.recv_ack ||
1538                                     tcp_mask->hdr.data_off ||
1539                                     tcp_mask->hdr.tcp_flags ||
1540                                     tcp_mask->hdr.rx_win ||
1541                                     tcp_mask->hdr.cksum ||
1542                                     tcp_mask->hdr.tcp_urp) {
1543                                         rte_flow_error_set(error, EINVAL,
1544                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1545                                                    item,
1546                                                    "Invalid TCP mask");
1547                                         return -rte_errno;
1548                                 }
1549
1550                                 if (tcp_mask->hdr.src_port == UINT16_MAX)
1551                                         input_set |= tunnel_type ?
1552                                                      ICE_INSET_TUN_TCP_SRC_PORT :
1553                                                      ICE_INSET_TCP_SRC_PORT;
1554                                 if (tcp_mask->hdr.dst_port == UINT16_MAX)
1555                                         input_set |= tunnel_type ?
1556                                                      ICE_INSET_TUN_TCP_DST_PORT :
1557                                                      ICE_INSET_TCP_DST_PORT;
1558
1559                                 /* Get filter info */
1560                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1561                                         filter->input.ip.v4.dst_port =
1562                                                 tcp_spec->hdr.src_port;
1563                                         filter->input.ip.v4.src_port =
1564                                                 tcp_spec->hdr.dst_port;
1565                                         flow_type =
1566                                                 ICE_FLTR_PTYPE_NONF_IPV4_TCP;
1567                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1568                                         filter->input.ip.v6.dst_port =
1569                                                 tcp_spec->hdr.src_port;
1570                                         filter->input.ip.v6.src_port =
1571                                                 tcp_spec->hdr.dst_port;
1572                                         flow_type =
1573                                                 ICE_FLTR_PTYPE_NONF_IPV6_TCP;
1574                                 }
1575                         }
1576                         break;
1577                 case RTE_FLOW_ITEM_TYPE_UDP:
1578                         udp_spec = item->spec;
1579                         udp_mask = item->mask;
1580
1581                         if (udp_spec && udp_mask) {
1582                                 /* Check UDP mask and update input set*/
1583                                 if (udp_mask->hdr.dgram_len ||
1584                                     udp_mask->hdr.dgram_cksum) {
1585                                         rte_flow_error_set(error, EINVAL,
1586                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1587                                                    item,
1588                                                    "Invalid UDP mask");
1589                                         return -rte_errno;
1590                                 }
1591
1592                                 if (udp_mask->hdr.src_port == UINT16_MAX)
1593                                         input_set |= tunnel_type ?
1594                                                      ICE_INSET_TUN_UDP_SRC_PORT :
1595                                                      ICE_INSET_UDP_SRC_PORT;
1596                                 if (udp_mask->hdr.dst_port == UINT16_MAX)
1597                                         input_set |= tunnel_type ?
1598                                                      ICE_INSET_TUN_UDP_DST_PORT :
1599                                                      ICE_INSET_UDP_DST_PORT;
1600
1601                                 /* Get filter info */
1602                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1603                                         filter->input.ip.v4.dst_port =
1604                                                 udp_spec->hdr.src_port;
1605                                         filter->input.ip.v4.src_port =
1606                                                 udp_spec->hdr.dst_port;
1607                                         flow_type =
1608                                                 ICE_FLTR_PTYPE_NONF_IPV4_UDP;
1609                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1610                                         filter->input.ip.v6.src_port =
1611                                                 udp_spec->hdr.src_port;
1612                                         filter->input.ip.v6.dst_port =
1613                                                 udp_spec->hdr.dst_port;
1614                                         flow_type =
1615                                                 ICE_FLTR_PTYPE_NONF_IPV6_UDP;
1616                                 }
1617                         }
1618                         break;
1619                 case RTE_FLOW_ITEM_TYPE_SCTP:
1620                         sctp_spec = item->spec;
1621                         sctp_mask = item->mask;
1622
1623                         if (sctp_spec && sctp_mask) {
1624                                 /* Check SCTP mask and update input set */
1625                                 if (sctp_mask->hdr.cksum) {
1626                                         rte_flow_error_set(error, EINVAL,
1627                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1628                                                    item,
1629                                                    "Invalid UDP mask");
1630                                         return -rte_errno;
1631                                 }
1632
1633                                 if (sctp_mask->hdr.src_port == UINT16_MAX)
1634                                         input_set |= tunnel_type ?
1635                                                      ICE_INSET_TUN_SCTP_SRC_PORT :
1636                                                      ICE_INSET_SCTP_SRC_PORT;
1637                                 if (sctp_mask->hdr.dst_port == UINT16_MAX)
1638                                         input_set |= tunnel_type ?
1639                                                      ICE_INSET_TUN_SCTP_DST_PORT :
1640                                                      ICE_INSET_SCTP_DST_PORT;
1641
1642                                 /* Get filter info */
1643                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1644                                         filter->input.ip.v4.dst_port =
1645                                                 sctp_spec->hdr.src_port;
1646                                         filter->input.ip.v4.src_port =
1647                                                 sctp_spec->hdr.dst_port;
1648                                         flow_type =
1649                                                 ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
1650                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1651                                         filter->input.ip.v6.dst_port =
1652                                                 sctp_spec->hdr.src_port;
1653                                         filter->input.ip.v6.src_port =
1654                                                 sctp_spec->hdr.dst_port;
1655                                         flow_type =
1656                                                 ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
1657                                 }
1658                         }
1659                         break;
1660                 case RTE_FLOW_ITEM_TYPE_VOID:
1661                         break;
1662                 case RTE_FLOW_ITEM_TYPE_VXLAN:
1663                         l3 = RTE_FLOW_ITEM_TYPE_END;
1664                         vxlan_spec = item->spec;
1665                         vxlan_mask = item->mask;
1666
1667                         if (vxlan_spec || vxlan_mask) {
1668                                 rte_flow_error_set(error, EINVAL,
1669                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1670                                                    item,
1671                                                    "Invalid vxlan field");
1672                                 return -rte_errno;
1673                         }
1674
1675                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_VXLAN;
1676                         break;
1677                 case RTE_FLOW_ITEM_TYPE_GTPU:
1678                         l3 = RTE_FLOW_ITEM_TYPE_END;
1679                         gtp_spec = item->spec;
1680                         gtp_mask = item->mask;
1681
1682                         if (gtp_spec && gtp_mask) {
1683                                 if (gtp_mask->v_pt_rsv_flags ||
1684                                     gtp_mask->msg_type ||
1685                                     gtp_mask->msg_len) {
1686                                         rte_flow_error_set(error, EINVAL,
1687                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1688                                                    item,
1689                                                    "Invalid GTP mask");
1690                                         return -rte_errno;
1691                                 }
1692
1693                                 if (gtp_mask->teid == UINT32_MAX)
1694                                         input_set |= ICE_INSET_GTPU_TEID;
1695
1696                                 filter->input.gtpu_data.teid = gtp_spec->teid;
1697                         }
1698                         break;
1699                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
1700                         gtp_psc_spec = item->spec;
1701                         gtp_psc_mask = item->mask;
1702
1703                         if (gtp_psc_spec && gtp_psc_mask) {
1704                                 if (gtp_psc_mask->qfi == UINT8_MAX)
1705                                         input_set |= ICE_INSET_GTPU_QFI;
1706
1707                                 filter->input.gtpu_data.qfi =
1708                                         gtp_psc_spec->qfi;
1709                         }
1710
1711                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU;
1712                         break;
1713                 default:
1714                         rte_flow_error_set(error, EINVAL,
1715                                    RTE_FLOW_ERROR_TYPE_ITEM,
1716                                    item,
1717                                    "Invalid pattern item.");
1718                         return -rte_errno;
1719                 }
1720         }
1721
1722         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU)
1723                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
1724
1725         filter->tunnel_type = tunnel_type;
1726         filter->input.flow_type = flow_type;
1727         filter->input_set = input_set;
1728
1729         return 0;
1730 }
1731
1732 static int
1733 ice_fdir_parse(struct ice_adapter *ad,
1734                struct ice_pattern_match_item *array,
1735                uint32_t array_len,
1736                const struct rte_flow_item pattern[],
1737                const struct rte_flow_action actions[],
1738                void **meta,
1739                struct rte_flow_error *error)
1740 {
1741         struct ice_pf *pf = &ad->pf;
1742         struct ice_fdir_filter_conf *filter = &pf->fdir.conf;
1743         struct ice_pattern_match_item *item = NULL;
1744         uint64_t input_set;
1745         int ret;
1746
1747         memset(filter, 0, sizeof(*filter));
1748         item = ice_search_pattern_match_item(pattern, array, array_len, error);
1749         if (!item)
1750                 return -rte_errno;
1751
1752         ret = ice_fdir_parse_pattern(ad, pattern, error, filter);
1753         if (ret)
1754                 return ret;
1755         input_set = filter->input_set;
1756         if (!input_set || input_set & ~item->input_set_mask) {
1757                 rte_flow_error_set(error, EINVAL,
1758                                    RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
1759                                    pattern,
1760                                    "Invalid input set");
1761                 return -rte_errno;
1762         }
1763
1764         ret = ice_fdir_parse_action(ad, actions, error, filter);
1765         if (ret)
1766                 return ret;
1767
1768         *meta = filter;
1769
1770         return 0;
1771 }
1772
1773 static struct ice_flow_parser ice_fdir_parser_os = {
1774         .engine = &ice_fdir_engine,
1775         .array = ice_fdir_pattern_os,
1776         .array_len = RTE_DIM(ice_fdir_pattern_os),
1777         .parse_pattern_action = ice_fdir_parse,
1778         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
1779 };
1780
1781 static struct ice_flow_parser ice_fdir_parser_comms = {
1782         .engine = &ice_fdir_engine,
1783         .array = ice_fdir_pattern_comms,
1784         .array_len = RTE_DIM(ice_fdir_pattern_comms),
1785         .parse_pattern_action = ice_fdir_parse,
1786         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
1787 };
1788
1789 RTE_INIT(ice_fdir_engine_register)
1790 {
1791         ice_register_flow_engine(&ice_fdir_engine);
1792 }