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_DMAC | \
  36         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | ICE_INSET_IPV6_TC | \
  37         ICE_INSET_IPV6_HOP_LIMIT | ICE_INSET_IPV6_NEXT_HDR)
  38
  39 #define ICE_FDIR_INSET_ETH_IPV6_UDP (\
  40         ICE_FDIR_INSET_ETH_IPV6 | \
  41         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  42
  43 #define ICE_FDIR_INSET_ETH_IPV6_TCP (\
  44         ICE_FDIR_INSET_ETH_IPV6 | \
  45         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  46
  47 #define ICE_FDIR_INSET_ETH_IPV6_SCTP (\
  48         ICE_FDIR_INSET_ETH_IPV6 | \
  49         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  50
  51 #define ICE_FDIR_INSET_VXLAN_IPV4 (\
  52         ICE_INSET_TUN_IPV4_SRC | ICE_INSET_TUN_IPV4_DST)
  53
  54 #define ICE_FDIR_INSET_VXLAN_IPV4_TCP (\
  55         ICE_FDIR_INSET_VXLAN_IPV4 | \
  56         ICE_INSET_TUN_TCP_SRC_PORT | ICE_INSET_TUN_TCP_DST_PORT)
  57
  58 #define ICE_FDIR_INSET_VXLAN_IPV4_UDP (\
  59         ICE_FDIR_INSET_VXLAN_IPV4 | \
  60         ICE_INSET_TUN_UDP_SRC_PORT | ICE_INSET_TUN_UDP_DST_PORT)
  61
  62 #define ICE_FDIR_INSET_VXLAN_IPV4_SCTP (\
  63         ICE_FDIR_INSET_VXLAN_IPV4 | \
  64         ICE_INSET_TUN_SCTP_SRC_PORT | ICE_INSET_TUN_SCTP_DST_PORT)
  65
  66 #define ICE_FDIR_INSET_GTPU_IPV4 (\
  67         ICE_INSET_GTPU_TEID | ICE_INSET_GTPU_QFI)
  68
  69 #define ICE_FDIR_INSET_GTPU_IPV4_TCP (\
  70         ICE_FDIR_INSET_GTPU_IPV4)
  71
  72 #define ICE_FDIR_INSET_GTPU_IPV4_UDP (\
  73         ICE_FDIR_INSET_GTPU_IPV4)
  74
  75 #define ICE_FDIR_INSET_GTPU_IPV4_UDP (\
  76         ICE_FDIR_INSET_GTPU_IPV4)
  77
  78 static struct ice_pattern_match_item ice_fdir_pattern_os[] = {
  79         {pattern_eth_ipv4,             ICE_FDIR_INSET_ETH_IPV4,              ICE_INSET_NONE},
  80         {pattern_eth_ipv4_udp,         ICE_FDIR_INSET_ETH_IPV4_UDP,          ICE_INSET_NONE},
  81         {pattern_eth_ipv4_tcp,         ICE_FDIR_INSET_ETH_IPV4_TCP,          ICE_INSET_NONE},
  82         {pattern_eth_ipv4_sctp,        ICE_FDIR_INSET_ETH_IPV4_SCTP,         ICE_INSET_NONE},
  83         {pattern_eth_ipv6,             ICE_FDIR_INSET_ETH_IPV6,              ICE_INSET_NONE},
  84         {pattern_eth_ipv6_udp,         ICE_FDIR_INSET_ETH_IPV6_UDP,          ICE_INSET_NONE},
  85         {pattern_eth_ipv6_tcp,         ICE_FDIR_INSET_ETH_IPV6_TCP,          ICE_INSET_NONE},
  86         {pattern_eth_ipv6_sctp,        ICE_FDIR_INSET_ETH_IPV6_SCTP,         ICE_INSET_NONE},
  87         {pattern_eth_ipv4_udp_vxlan_ipv4,
  88                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
  89         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,
  90                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
  91         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,
  92                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
  93         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,
  94                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
  95         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,
  96                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
  97         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,
  98                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
  99         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,
 100                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 101         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,
 102                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 103 };
 104
 105 static struct ice_pattern_match_item ice_fdir_pattern_comms[] = {
 106         {pattern_eth_ipv4,             ICE_FDIR_INSET_ETH_IPV4,              ICE_INSET_NONE},
 107         {pattern_eth_ipv4_udp,         ICE_FDIR_INSET_ETH_IPV4_UDP,          ICE_INSET_NONE},
 108         {pattern_eth_ipv4_tcp,         ICE_FDIR_INSET_ETH_IPV4_TCP,          ICE_INSET_NONE},
 109         {pattern_eth_ipv4_sctp,        ICE_FDIR_INSET_ETH_IPV4_SCTP,         ICE_INSET_NONE},
 110         {pattern_eth_ipv6,             ICE_FDIR_INSET_ETH_IPV6,              ICE_INSET_NONE},
 111         {pattern_eth_ipv6_udp,         ICE_FDIR_INSET_ETH_IPV6_UDP,          ICE_INSET_NONE},
 112         {pattern_eth_ipv6_tcp,         ICE_FDIR_INSET_ETH_IPV6_TCP,          ICE_INSET_NONE},
 113         {pattern_eth_ipv6_sctp,        ICE_FDIR_INSET_ETH_IPV6_SCTP,         ICE_INSET_NONE},
 114         {pattern_eth_ipv4_udp_vxlan_ipv4,
 115                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
 116         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,
 117                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
 118         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,
 119                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 120         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,
 121                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 122         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,
 123                                        ICE_FDIR_INSET_VXLAN_IPV4,            ICE_INSET_NONE},
 124         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,
 125                                        ICE_FDIR_INSET_VXLAN_IPV4_UDP,        ICE_INSET_NONE},
 126         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,
 127                                        ICE_FDIR_INSET_VXLAN_IPV4_TCP,        ICE_INSET_NONE},
 128         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,
 129                                        ICE_FDIR_INSET_VXLAN_IPV4_SCTP,       ICE_INSET_NONE},
 130         {pattern_eth_ipv4_gtpu_ipv4,   ICE_FDIR_INSET_GTPU_IPV4,             ICE_INSET_NONE},
 131         {pattern_eth_ipv4_gtpu_ipv4_tcp,
 132                                        ICE_FDIR_INSET_GTPU_IPV4,             ICE_INSET_NONE},
 133         {pattern_eth_ipv4_gtpu_ipv4_udp,
 134                                        ICE_FDIR_INSET_GTPU_IPV4,             ICE_INSET_NONE},
 135 };
 136
 137 static struct ice_flow_parser ice_fdir_parser_os;
 138 static struct ice_flow_parser ice_fdir_parser_comms;
 139
 140 static const struct rte_memzone *
 141 ice_memzone_reserve(const char *name, uint32_t len, int socket_id)
 142 {
 143         return rte_memzone_reserve_aligned(name, len, socket_id,
 144                                            RTE_MEMZONE_IOVA_CONTIG,
 145                                            ICE_RING_BASE_ALIGN);
 146 }
 147
 148 #define ICE_FDIR_MZ_NAME        "FDIR_MEMZONE"
 149
 150 static int
 151 ice_fdir_prof_alloc(struct ice_hw *hw)
 152 {
 153         enum ice_fltr_ptype ptype, fltr_ptype;
 154
 155         if (!hw->fdir_prof) {
 156                 hw->fdir_prof = (struct ice_fd_hw_prof **)
 157                         ice_malloc(hw, ICE_FLTR_PTYPE_MAX *
 158                                    sizeof(*hw->fdir_prof));
 159                 if (!hw->fdir_prof)
 160                         return -ENOMEM;
 161         }
 162         for (ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 163              ptype < ICE_FLTR_PTYPE_MAX;
 164              ptype++) {
 165                 if (!hw->fdir_prof[ptype]) {
 166                         hw->fdir_prof[ptype] = (struct ice_fd_hw_prof *)
 167                                 ice_malloc(hw, sizeof(**hw->fdir_prof));
 168                         if (!hw->fdir_prof[ptype])
 169                                 goto fail_mem;
 170                 }
 171         }
 172         return 0;
 173
 174 fail_mem:
 175         for (fltr_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 176              fltr_ptype < ptype;
 177              fltr_ptype++)
 178                 rte_free(hw->fdir_prof[fltr_ptype]);
 179         rte_free(hw->fdir_prof);
 180         return -ENOMEM;
 181 }
 182
 183 static int
 184 ice_fdir_counter_pool_add(__rte_unused struct ice_pf *pf,
 185                           struct ice_fdir_counter_pool_container *container,
 186                           uint32_t index_start,
 187                           uint32_t len)
 188 {
 189         struct ice_fdir_counter_pool *pool;
 190         uint32_t i;
 191         int ret = 0;
 192
 193         pool = rte_zmalloc("ice_fdir_counter_pool",
 194                            sizeof(*pool) +
 195                            sizeof(struct ice_fdir_counter) * len,
 196                            0);
 197         if (!pool) {
 198                 PMD_INIT_LOG(ERR,
 199                              "Failed to allocate memory for fdir counter pool");
 200                 return -ENOMEM;
 201         }
 202
 203         TAILQ_INIT(&pool->counter_list);
 204         TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 205
 206         for (i = 0; i < len; i++) {
 207                 struct ice_fdir_counter *counter = &pool->counters[i];
 208
 209                 counter->hw_index = index_start + i;
 210                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 211         }
 212
 213         if (container->index_free == ICE_FDIR_COUNTER_MAX_POOL_SIZE) {
 214                 PMD_INIT_LOG(ERR, "FDIR counter pool is full");
 215                 ret = -EINVAL;
 216                 goto free_pool;
 217         }
 218
 219         container->pools[container->index_free++] = pool;
 220         return 0;
 221
 222 free_pool:
 223         rte_free(pool);
 224         return ret;
 225 }
 226
 227 static int
 228 ice_fdir_counter_init(struct ice_pf *pf)
 229 {
 230         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 231         struct ice_fdir_info *fdir_info = &pf->fdir;
 232         struct ice_fdir_counter_pool_container *container =
 233                                 &fdir_info->counter;
 234         uint32_t cnt_index, len;
 235         int ret;
 236
 237         TAILQ_INIT(&container->pool_list);
 238
 239         cnt_index = ICE_FDIR_COUNTER_INDEX(hw->fd_ctr_base);
 240         len = ICE_FDIR_COUNTERS_PER_BLOCK;
 241
 242         ret = ice_fdir_counter_pool_add(pf, container, cnt_index, len);
 243         if (ret) {
 244                 PMD_INIT_LOG(ERR, "Failed to add fdir pool to container");
 245                 return ret;
 246         }
 247
 248         return 0;
 249 }
 250
 251 static int
 252 ice_fdir_counter_release(struct ice_pf *pf)
 253 {
 254         struct ice_fdir_info *fdir_info = &pf->fdir;
 255         struct ice_fdir_counter_pool_container *container =
 256                                 &fdir_info->counter;
 257         uint8_t i;
 258
 259         for (i = 0; i < container->index_free; i++)
 260                 rte_free(container->pools[i]);
 261
 262         return 0;
 263 }
 264
 265 static struct ice_fdir_counter *
 266 ice_fdir_counter_shared_search(struct ice_fdir_counter_pool_container
 267                                         *container,
 268                                uint32_t id)
 269 {
 270         struct ice_fdir_counter_pool *pool;
 271         struct ice_fdir_counter *counter;
 272         int i;
 273
 274         TAILQ_FOREACH(pool, &container->pool_list, next) {
 275                 for (i = 0; i < ICE_FDIR_COUNTERS_PER_BLOCK; i++) {
 276                         counter = &pool->counters[i];
 277
 278                         if (counter->shared &&
 279                             counter->ref_cnt &&
 280                             counter->id == id)
 281                                 return counter;
 282                 }
 283         }
 284
 285         return NULL;
 286 }
 287
 288 static struct ice_fdir_counter *
 289 ice_fdir_counter_alloc(struct ice_pf *pf, uint32_t shared, uint32_t id)
 290 {
 291         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 292         struct ice_fdir_info *fdir_info = &pf->fdir;
 293         struct ice_fdir_counter_pool_container *container =
 294                                 &fdir_info->counter;
 295         struct ice_fdir_counter_pool *pool = NULL;
 296         struct ice_fdir_counter *counter_free = NULL;
 297
 298         if (shared) {
 299                 counter_free = ice_fdir_counter_shared_search(container, id);
 300                 if (counter_free) {
 301                         if (counter_free->ref_cnt + 1 == 0) {
 302                                 rte_errno = E2BIG;
 303                                 return NULL;
 304                         }
 305                         counter_free->ref_cnt++;
 306                         return counter_free;
 307                 }
 308         }
 309
 310         TAILQ_FOREACH(pool, &container->pool_list, next) {
 311                 counter_free = TAILQ_FIRST(&pool->counter_list);
 312                 if (counter_free)
 313                         break;
 314                 counter_free = NULL;
 315         }
 316
 317         if (!counter_free) {
 318                 PMD_DRV_LOG(ERR, "No free counter found\n");
 319                 return NULL;
 320         }
 321
 322         counter_free->shared = shared;
 323         counter_free->id = id;
 324         counter_free->ref_cnt = 1;
 325         counter_free->pool = pool;
 326
 327         /* reset statistic counter value */
 328         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter_free->hw_index), 0);
 329         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter_free->hw_index), 0);
 330
 331         TAILQ_REMOVE(&pool->counter_list, counter_free, next);
 332         if (TAILQ_EMPTY(&pool->counter_list)) {
 333                 TAILQ_REMOVE(&container->pool_list, pool, next);
 334                 TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 335         }
 336
 337         return counter_free;
 338 }
 339
 340 static void
 341 ice_fdir_counter_free(__rte_unused struct ice_pf *pf,
 342                       struct ice_fdir_counter *counter)
 343 {
 344         if (!counter)
 345                 return;
 346
 347         if (--counter->ref_cnt == 0) {
 348                 struct ice_fdir_counter_pool *pool = counter->pool;
 349
 350                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 351         }
 352 }
 353
 354 static int
 355 ice_fdir_init_filter_list(struct ice_pf *pf)
 356 {
 357         struct rte_eth_dev *dev = pf->adapter->eth_dev;
 358         struct ice_fdir_info *fdir_info = &pf->fdir;
 359         char fdir_hash_name[RTE_HASH_NAMESIZE];
 360         int ret;
 361
 362         struct rte_hash_parameters fdir_hash_params = {
 363                 .name = fdir_hash_name,
 364                 .entries = ICE_MAX_FDIR_FILTER_NUM,
 365                 .key_len = sizeof(struct ice_fdir_fltr_pattern),
 366                 .hash_func = rte_hash_crc,
 367                 .hash_func_init_val = 0,
 368                 .socket_id = rte_socket_id(),
 369                 .extra_flag = RTE_HASH_EXTRA_FLAGS_EXT_TABLE,
 370         };
 371
 372         /* Initialize hash */
 373         snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
 374                  "fdir_%s", dev->device->name);
 375         fdir_info->hash_table = rte_hash_create(&fdir_hash_params);
 376         if (!fdir_info->hash_table) {
 377                 PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
 378                 return -EINVAL;
 379         }
 380         fdir_info->hash_map = rte_zmalloc("ice_fdir_hash_map",
 381                                           sizeof(*fdir_info->hash_map) *
 382                                           ICE_MAX_FDIR_FILTER_NUM,
 383                                           0);
 384         if (!fdir_info->hash_map) {
 385                 PMD_INIT_LOG(ERR,
 386                              "Failed to allocate memory for fdir hash map!");
 387                 ret = -ENOMEM;
 388                 goto err_fdir_hash_map_alloc;
 389         }
 390         return 0;
 391
 392 err_fdir_hash_map_alloc:
 393         rte_hash_free(fdir_info->hash_table);
 394
 395         return ret;
 396 }
 397
 398 static void
 399 ice_fdir_release_filter_list(struct ice_pf *pf)
 400 {
 401         struct ice_fdir_info *fdir_info = &pf->fdir;
 402
 403         if (fdir_info->hash_map)
 404                 rte_free(fdir_info->hash_map);
 405         if (fdir_info->hash_table)
 406                 rte_hash_free(fdir_info->hash_table);
 407 }
 408
 409 /*
 410  * ice_fdir_setup - reserve and initialize the Flow Director resources
 411  * @pf: board private structure
 412  */
 413 static int
 414 ice_fdir_setup(struct ice_pf *pf)
 415 {
 416         struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
 417         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 418         const struct rte_memzone *mz = NULL;
 419         char z_name[RTE_MEMZONE_NAMESIZE];
 420         struct ice_vsi *vsi;
 421         int err = ICE_SUCCESS;
 422
 423         if ((pf->flags & ICE_FLAG_FDIR) == 0) {
 424                 PMD_INIT_LOG(ERR, "HW doesn't support FDIR");
 425                 return -ENOTSUP;
 426         }
 427
 428         PMD_DRV_LOG(INFO, "FDIR HW Capabilities: fd_fltr_guar = %u,"
 429                     " fd_fltr_best_effort = %u.",
 430                     hw->func_caps.fd_fltr_guar,
 431                     hw->func_caps.fd_fltr_best_effort);
 432
 433         if (pf->fdir.fdir_vsi) {
 434                 PMD_DRV_LOG(INFO, "FDIR initialization has been done.");
 435                 return ICE_SUCCESS;
 436         }
 437
 438         /* make new FDIR VSI */
 439         vsi = ice_setup_vsi(pf, ICE_VSI_CTRL);
 440         if (!vsi) {
 441                 PMD_DRV_LOG(ERR, "Couldn't create FDIR VSI.");
 442                 return -EINVAL;
 443         }
 444         pf->fdir.fdir_vsi = vsi;
 445
 446         err = ice_fdir_init_filter_list(pf);
 447         if (err) {
 448                 PMD_DRV_LOG(ERR, "Failed to init FDIR filter list.");
 449                 return -EINVAL;
 450         }
 451
 452         err = ice_fdir_counter_init(pf);
 453         if (err) {
 454                 PMD_DRV_LOG(ERR, "Failed to init FDIR counter.");
 455                 return -EINVAL;
 456         }
 457
 458         /*Fdir tx queue setup*/
 459         err = ice_fdir_setup_tx_resources(pf);
 460         if (err) {
 461                 PMD_DRV_LOG(ERR, "Failed to setup FDIR TX resources.");
 462                 goto fail_setup_tx;
 463         }
 464
 465         /*Fdir rx queue setup*/
 466         err = ice_fdir_setup_rx_resources(pf);
 467         if (err) {
 468                 PMD_DRV_LOG(ERR, "Failed to setup FDIR RX resources.");
 469                 goto fail_setup_rx;
 470         }
 471
 472         err = ice_fdir_tx_queue_start(eth_dev, pf->fdir.txq->queue_id);
 473         if (err) {
 474                 PMD_DRV_LOG(ERR, "Failed to start FDIR TX queue.");
 475                 goto fail_mem;
 476         }
 477
 478         err = ice_fdir_rx_queue_start(eth_dev, pf->fdir.rxq->queue_id);
 479         if (err) {
 480                 PMD_DRV_LOG(ERR, "Failed to start FDIR RX queue.");
 481                 goto fail_mem;
 482         }
 483
 484         /* reserve memory for the fdir programming packet */
 485         snprintf(z_name, sizeof(z_name), "ICE_%s_%d",
 486                  ICE_FDIR_MZ_NAME,
 487                  eth_dev->data->port_id);
 488         mz = ice_memzone_reserve(z_name, ICE_FDIR_PKT_LEN, SOCKET_ID_ANY);
 489         if (!mz) {
 490                 PMD_DRV_LOG(ERR, "Cannot init memzone for "
 491                             "flow director program packet.");
 492                 err = -ENOMEM;
 493                 goto fail_mem;
 494         }
 495         pf->fdir.prg_pkt = mz->addr;
 496         pf->fdir.dma_addr = mz->iova;
 497
 498         err = ice_fdir_prof_alloc(hw);
 499         if (err) {
 500                 PMD_DRV_LOG(ERR, "Cannot allocate memory for "
 501                             "flow director profile.");
 502                 err = -ENOMEM;
 503                 goto fail_mem;
 504         }
 505
 506         PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.",
 507                     vsi->base_queue);
 508         return ICE_SUCCESS;
 509
 510 fail_mem:
 511         ice_rx_queue_release(pf->fdir.rxq);
 512         pf->fdir.rxq = NULL;
 513 fail_setup_rx:
 514         ice_tx_queue_release(pf->fdir.txq);
 515         pf->fdir.txq = NULL;
 516 fail_setup_tx:
 517         ice_release_vsi(vsi);
 518         pf->fdir.fdir_vsi = NULL;
 519         return err;
 520 }
 521
 522 static void
 523 ice_fdir_prof_free(struct ice_hw *hw)
 524 {
 525         enum ice_fltr_ptype ptype;
 526
 527         for (ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 528              ptype < ICE_FLTR_PTYPE_MAX;
 529              ptype++)
 530                 rte_free(hw->fdir_prof[ptype]);
 531
 532         rte_free(hw->fdir_prof);
 533 }
 534
 535 /* Remove a profile for some filter type */
 536 static void
 537 ice_fdir_prof_rm(struct ice_pf *pf, enum ice_fltr_ptype ptype, bool is_tunnel)
 538 {
 539         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 540         struct ice_fd_hw_prof *hw_prof;
 541         uint64_t prof_id;
 542         uint16_t vsi_num;
 543         int i;
 544
 545         if (!hw->fdir_prof || !hw->fdir_prof[ptype])
 546                 return;
 547
 548         hw_prof = hw->fdir_prof[ptype];
 549
 550         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 551         for (i = 0; i < pf->hw_prof_cnt[ptype][is_tunnel]; i++) {
 552                 if (hw_prof->entry_h[i][is_tunnel]) {
 553                         vsi_num = ice_get_hw_vsi_num(hw,
 554                                                      hw_prof->vsi_h[i]);
 555                         ice_rem_prof_id_flow(hw, ICE_BLK_FD,
 556                                              vsi_num, ptype);
 557                         ice_flow_rem_entry(hw,
 558                                            hw_prof->entry_h[i][is_tunnel]);
 559                         hw_prof->entry_h[i][is_tunnel] = 0;
 560                 }
 561         }
 562         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 563         rte_free(hw_prof->fdir_seg[is_tunnel]);
 564         hw_prof->fdir_seg[is_tunnel] = NULL;
 565
 566         for (i = 0; i < hw_prof->cnt; i++)
 567                 hw_prof->vsi_h[i] = 0;
 568         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 569 }
 570
 571 /* Remove all created profiles */
 572 static void
 573 ice_fdir_prof_rm_all(struct ice_pf *pf)
 574 {
 575         enum ice_fltr_ptype ptype;
 576
 577         for (ptype = ICE_FLTR_PTYPE_NONF_NONE;
 578              ptype < ICE_FLTR_PTYPE_MAX;
 579              ptype++) {
 580                 ice_fdir_prof_rm(pf, ptype, false);
 581                 ice_fdir_prof_rm(pf, ptype, true);
 582         }
 583 }
 584
 585 /*
 586  * ice_fdir_teardown - release the Flow Director resources
 587  * @pf: board private structure
 588  */
 589 static void
 590 ice_fdir_teardown(struct ice_pf *pf)
 591 {
 592         struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
 593         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 594         struct ice_vsi *vsi;
 595         int err;
 596
 597         vsi = pf->fdir.fdir_vsi;
 598         if (!vsi)
 599                 return;
 600
 601         err = ice_fdir_tx_queue_stop(eth_dev, pf->fdir.txq->queue_id);
 602         if (err)
 603                 PMD_DRV_LOG(ERR, "Failed to stop TX queue.");
 604
 605         err = ice_fdir_rx_queue_stop(eth_dev, pf->fdir.rxq->queue_id);
 606         if (err)
 607                 PMD_DRV_LOG(ERR, "Failed to stop RX queue.");
 608
 609         err = ice_fdir_counter_release(pf);
 610         if (err)
 611                 PMD_DRV_LOG(ERR, "Failed to release FDIR counter resource.");
 612
 613         ice_fdir_release_filter_list(pf);
 614
 615         ice_tx_queue_release(pf->fdir.txq);
 616         pf->fdir.txq = NULL;
 617         ice_rx_queue_release(pf->fdir.rxq);
 618         pf->fdir.rxq = NULL;
 619         ice_fdir_prof_rm_all(pf);
 620         ice_fdir_prof_free(hw);
 621         ice_release_vsi(vsi);
 622         pf->fdir.fdir_vsi = NULL;
 623 }
 624
 625 static int
 626 ice_fdir_hw_tbl_conf(struct ice_pf *pf, struct ice_vsi *vsi,
 627                      struct ice_vsi *ctrl_vsi,
 628                      struct ice_flow_seg_info *seg,
 629                      enum ice_fltr_ptype ptype,
 630                      bool is_tunnel)
 631 {
 632         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 633         enum ice_flow_dir dir = ICE_FLOW_RX;
 634         struct ice_flow_seg_info *ori_seg;
 635         struct ice_fd_hw_prof *hw_prof;
 636         struct ice_flow_prof *prof;
 637         uint64_t entry_1 = 0;
 638         uint64_t entry_2 = 0;
 639         uint16_t vsi_num;
 640         int ret;
 641         uint64_t prof_id;
 642
 643         hw_prof = hw->fdir_prof[ptype];
 644         ori_seg = hw_prof->fdir_seg[is_tunnel];
 645         if (ori_seg) {
 646                 if (!is_tunnel) {
 647                         if (!memcmp(ori_seg, seg, sizeof(*seg)))
 648                                 return -EAGAIN;
 649                 } else {
 650                         if (!memcmp(ori_seg, &seg[1], sizeof(*seg)))
 651                                 return -EAGAIN;
 652                 }
 653
 654                 if (pf->fdir_fltr_cnt[ptype][is_tunnel])
 655                         return -EINVAL;
 656
 657                 ice_fdir_prof_rm(pf, ptype, is_tunnel);
 658         }
 659
 660         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 661         ret = ice_flow_add_prof(hw, ICE_BLK_FD, dir, prof_id, seg,
 662                                 (is_tunnel) ? 2 : 1, NULL, 0, &prof);
 663         if (ret)
 664                 return ret;
 665         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 666                                  vsi->idx, ICE_FLOW_PRIO_NORMAL,
 667                                  seg, NULL, 0, &entry_1);
 668         if (ret) {
 669                 PMD_DRV_LOG(ERR, "Failed to add main VSI flow entry for %d.",
 670                             ptype);
 671                 goto err_add_prof;
 672         }
 673         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 674                                  ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 675                                  seg, NULL, 0, &entry_2);
 676         if (ret) {
 677                 PMD_DRV_LOG(ERR, "Failed to add control VSI flow entry for %d.",
 678                             ptype);
 679                 goto err_add_entry;
 680         }
 681
 682         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 683         hw_prof->cnt = 0;
 684         hw_prof->fdir_seg[is_tunnel] = seg;
 685         hw_prof->vsi_h[hw_prof->cnt] = vsi->idx;
 686         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_1;
 687         pf->hw_prof_cnt[ptype][is_tunnel]++;
 688         hw_prof->vsi_h[hw_prof->cnt] = ctrl_vsi->idx;
 689         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_2;
 690         pf->hw_prof_cnt[ptype][is_tunnel]++;
 691
 692         return ret;
 693
 694 err_add_entry:
 695         vsi_num = ice_get_hw_vsi_num(hw, vsi->idx);
 696         ice_rem_prof_id_flow(hw, ICE_BLK_FD, vsi_num, prof_id);
 697         ice_flow_rem_entry(hw, entry_1);
 698 err_add_prof:
 699         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 700
 701         return ret;
 702 }
 703
 704 static void
 705 ice_fdir_input_set_parse(uint64_t inset, enum ice_flow_field *field)
 706 {
 707         uint32_t i, j;
 708
 709         struct ice_inset_map {
 710                 uint64_t inset;
 711                 enum ice_flow_field fld;
 712         };
 713         static const struct ice_inset_map ice_inset_map[] = {
 714                 {ICE_INSET_DMAC, ICE_FLOW_FIELD_IDX_ETH_DA},
 715                 {ICE_INSET_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 716                 {ICE_INSET_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 717                 {ICE_INSET_IPV4_TOS, ICE_FLOW_FIELD_IDX_IPV4_DSCP},
 718                 {ICE_INSET_IPV4_TTL, ICE_FLOW_FIELD_IDX_IPV4_TTL},
 719                 {ICE_INSET_IPV4_PROTO, ICE_FLOW_FIELD_IDX_IPV4_PROT},
 720                 {ICE_INSET_IPV6_SRC, ICE_FLOW_FIELD_IDX_IPV6_SA},
 721                 {ICE_INSET_IPV6_DST, ICE_FLOW_FIELD_IDX_IPV6_DA},
 722                 {ICE_INSET_IPV6_TC, ICE_FLOW_FIELD_IDX_IPV6_DSCP},
 723                 {ICE_INSET_IPV6_NEXT_HDR, ICE_FLOW_FIELD_IDX_IPV6_PROT},
 724                 {ICE_INSET_IPV6_HOP_LIMIT, ICE_FLOW_FIELD_IDX_IPV6_TTL},
 725                 {ICE_INSET_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 726                 {ICE_INSET_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 727                 {ICE_INSET_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 728                 {ICE_INSET_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 729                 {ICE_INSET_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 730                 {ICE_INSET_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 731                 {ICE_INSET_TUN_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 732                 {ICE_INSET_TUN_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 733                 {ICE_INSET_TUN_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 734                 {ICE_INSET_TUN_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 735                 {ICE_INSET_TUN_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 736                 {ICE_INSET_TUN_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 737                 {ICE_INSET_TUN_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 738                 {ICE_INSET_TUN_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 739                 {ICE_INSET_GTPU_TEID, ICE_FLOW_FIELD_IDX_GTPU_EH_TEID},
 740                 {ICE_INSET_GTPU_QFI, ICE_FLOW_FIELD_IDX_GTPU_EH_QFI},
 741         };
 742
 743         for (i = 0, j = 0; i < RTE_DIM(ice_inset_map); i++) {
 744                 if ((inset & ice_inset_map[i].inset) ==
 745                     ice_inset_map[i].inset)
 746                         field[j++] = ice_inset_map[i].fld;
 747         }
 748 }
 749
 750 static int
 751 ice_fdir_input_set_conf(struct ice_pf *pf, enum ice_fltr_ptype flow,
 752                         uint64_t input_set, bool is_tunnel)
 753 {
 754         struct ice_flow_seg_info *seg;
 755         struct ice_flow_seg_info *seg_tun = NULL;
 756         enum ice_flow_field field[ICE_FLOW_FIELD_IDX_MAX];
 757         int i, ret;
 758
 759         if (!input_set)
 760                 return -EINVAL;
 761
 762         seg = (struct ice_flow_seg_info *)
 763                 ice_malloc(hw, sizeof(*seg));
 764         if (!seg) {
 765                 PMD_DRV_LOG(ERR, "No memory can be allocated");
 766                 return -ENOMEM;
 767         }
 768
 769         for (i = 0; i < ICE_FLOW_FIELD_IDX_MAX; i++)
 770                 field[i] = ICE_FLOW_FIELD_IDX_MAX;
 771         ice_fdir_input_set_parse(input_set, field);
 772
 773         switch (flow) {
 774         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 775                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 776                                   ICE_FLOW_SEG_HDR_IPV4);
 777                 break;
 778         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 779                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 780                                   ICE_FLOW_SEG_HDR_IPV4);
 781                 break;
 782         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 783                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 784                                   ICE_FLOW_SEG_HDR_IPV4);
 785                 break;
 786         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 787                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4);
 788                 break;
 789         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 790                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 791                                   ICE_FLOW_SEG_HDR_IPV6);
 792                 break;
 793         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 794                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 795                                   ICE_FLOW_SEG_HDR_IPV6);
 796                 break;
 797         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
 798                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 799                                   ICE_FLOW_SEG_HDR_IPV6);
 800                 break;
 801         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
 802                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6);
 803                 break;
 804         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_UDP:
 805         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP:
 806         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP:
 807         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER:
 808                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
 809                                   ICE_FLOW_SEG_HDR_IPV4);
 810                 break;
 811         default:
 812                 PMD_DRV_LOG(ERR, "not supported filter type.");
 813                 break;
 814         }
 815
 816         for (i = 0; field[i] != ICE_FLOW_FIELD_IDX_MAX; i++) {
 817                 ice_flow_set_fld(seg, field[i],
 818                                  ICE_FLOW_FLD_OFF_INVAL,
 819                                  ICE_FLOW_FLD_OFF_INVAL,
 820                                  ICE_FLOW_FLD_OFF_INVAL, false);
 821         }
 822
 823         if (!is_tunnel) {
 824                 ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
 825                                            seg, flow, false);
 826         } else {
 827                 seg_tun = (struct ice_flow_seg_info *)
 828                         ice_malloc(hw, sizeof(*seg) * ICE_FD_HW_SEG_MAX);
 829                 if (!seg_tun) {
 830                         PMD_DRV_LOG(ERR, "No memory can be allocated");
 831                         rte_free(seg);
 832                         return -ENOMEM;
 833                 }
 834                 rte_memcpy(&seg_tun[1], seg, sizeof(*seg));
 835                 ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
 836                                            seg_tun, flow, true);
 837         }
 838
 839         if (!ret) {
 840                 return ret;
 841         } else if (ret < 0) {
 842                 rte_free(seg);
 843                 if (is_tunnel)
 844                         rte_free(seg_tun);
 845                 return (ret == -EAGAIN) ? 0 : ret;
 846         } else {
 847                 return ret;
 848         }
 849 }
 850
 851 static void
 852 ice_fdir_cnt_update(struct ice_pf *pf, enum ice_fltr_ptype ptype,
 853                     bool is_tunnel, bool add)
 854 {
 855         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 856         int cnt;
 857
 858         cnt = (add) ? 1 : -1;
 859         hw->fdir_active_fltr += cnt;
 860         if (ptype == ICE_FLTR_PTYPE_NONF_NONE || ptype >= ICE_FLTR_PTYPE_MAX)
 861                 PMD_DRV_LOG(ERR, "Unknown filter type %d", ptype);
 862         else
 863                 pf->fdir_fltr_cnt[ptype][is_tunnel] += cnt;
 864 }
 865
 866 static int
 867 ice_fdir_init(struct ice_adapter *ad)
 868 {
 869         struct ice_pf *pf = &ad->pf;
 870         struct ice_flow_parser *parser;
 871         int ret;
 872
 873         ret = ice_fdir_setup(pf);
 874         if (ret)
 875                 return ret;
 876
 877         if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
 878                 parser = &ice_fdir_parser_comms;
 879         else
 880                 parser = &ice_fdir_parser_os;
 881
 882         return ice_register_parser(parser, ad);
 883 }
 884
 885 static void
 886 ice_fdir_uninit(struct ice_adapter *ad)
 887 {
 888         struct ice_pf *pf = &ad->pf;
 889         struct ice_flow_parser *parser;
 890
 891         if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
 892                 parser = &ice_fdir_parser_comms;
 893         else
 894                 parser = &ice_fdir_parser_os;
 895
 896         ice_unregister_parser(parser, ad);
 897
 898         ice_fdir_teardown(pf);
 899 }
 900
 901 static int
 902 ice_fdir_is_tunnel_profile(enum ice_fdir_tunnel_type tunnel_type)
 903 {
 904         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN)
 905                 return 1;
 906         else
 907                 return 0;
 908 }
 909
 910 static int
 911 ice_fdir_add_del_filter(struct ice_pf *pf,
 912                         struct ice_fdir_filter_conf *filter,
 913                         bool add)
 914 {
 915         struct ice_fltr_desc desc;
 916         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 917         unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt;
 918         bool is_tun;
 919         int ret;
 920
 921         filter->input.dest_vsi = pf->main_vsi->idx;
 922
 923         memset(&desc, 0, sizeof(desc));
 924         ice_fdir_get_prgm_desc(hw, &filter->input, &desc, add);
 925
 926         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
 927
 928         memset(pkt, 0, ICE_FDIR_PKT_LEN);
 929         ret = ice_fdir_get_gen_prgm_pkt(hw, &filter->input, pkt, false, is_tun);
 930         if (ret) {
 931                 PMD_DRV_LOG(ERR, "Generate dummy packet failed");
 932                 return -EINVAL;
 933         }
 934
 935         return ice_fdir_programming(pf, &desc);
 936 }
 937
 938 static void
 939 ice_fdir_extract_fltr_key(struct ice_fdir_fltr_pattern *key,
 940                           struct ice_fdir_filter_conf *filter)
 941 {
 942         struct ice_fdir_fltr *input = &filter->input;
 943         memset(key, 0, sizeof(*key));
 944
 945         key->flow_type = input->flow_type;
 946         rte_memcpy(&key->ip, &input->ip, sizeof(key->ip));
 947         rte_memcpy(&key->mask, &input->mask, sizeof(key->mask));
 948         rte_memcpy(&key->ext_data, &input->ext_data, sizeof(key->ext_data));
 949         rte_memcpy(&key->ext_mask, &input->ext_mask, sizeof(key->ext_mask));
 950
 951         rte_memcpy(&key->gtpu_data, &input->gtpu_data, sizeof(key->gtpu_data));
 952         rte_memcpy(&key->gtpu_mask, &input->gtpu_mask, sizeof(key->gtpu_mask));
 953
 954         key->tunnel_type = filter->tunnel_type;
 955 }
 956
 957 /* Check if there exists the flow director filter */
 958 static struct ice_fdir_filter_conf *
 959 ice_fdir_entry_lookup(struct ice_fdir_info *fdir_info,
 960                         const struct ice_fdir_fltr_pattern *key)
 961 {
 962         int ret;
 963
 964         ret = rte_hash_lookup(fdir_info->hash_table, key);
 965         if (ret < 0)
 966                 return NULL;
 967
 968         return fdir_info->hash_map[ret];
 969 }
 970
 971 /* Add a flow director entry into the SW list */
 972 static int
 973 ice_fdir_entry_insert(struct ice_pf *pf,
 974                       struct ice_fdir_filter_conf *entry,
 975                       struct ice_fdir_fltr_pattern *key)
 976 {
 977         struct ice_fdir_info *fdir_info = &pf->fdir;
 978         int ret;
 979
 980         ret = rte_hash_add_key(fdir_info->hash_table, key);
 981         if (ret < 0) {
 982                 PMD_DRV_LOG(ERR,
 983                             "Failed to insert fdir entry to hash table %d!",
 984                             ret);
 985                 return ret;
 986         }
 987         fdir_info->hash_map[ret] = entry;
 988
 989         return 0;
 990 }
 991
 992 /* Delete a flow director entry from the SW list */
 993 static int
 994 ice_fdir_entry_del(struct ice_pf *pf, struct ice_fdir_fltr_pattern *key)
 995 {
 996         struct ice_fdir_info *fdir_info = &pf->fdir;
 997         int ret;
 998
 999         ret = rte_hash_del_key(fdir_info->hash_table, key);
1000         if (ret < 0) {
1001                 PMD_DRV_LOG(ERR,
1002                             "Failed to delete fdir filter to hash table %d!",
1003                             ret);
1004                 return ret;
1005         }
1006         fdir_info->hash_map[ret] = NULL;
1007
1008         return 0;
1009 }
1010
1011 static int
1012 ice_fdir_create_filter(struct ice_adapter *ad,
1013                        struct rte_flow *flow,
1014                        void *meta,
1015                        struct rte_flow_error *error)
1016 {
1017         struct ice_pf *pf = &ad->pf;
1018         struct ice_fdir_filter_conf *filter = meta;
1019         struct ice_fdir_info *fdir_info = &pf->fdir;
1020         struct ice_fdir_filter_conf *entry, *node;
1021         struct ice_fdir_fltr_pattern key;
1022         bool is_tun;
1023         int ret;
1024
1025         ice_fdir_extract_fltr_key(&key, filter);
1026         node = ice_fdir_entry_lookup(fdir_info, &key);
1027         if (node) {
1028                 rte_flow_error_set(error, EEXIST,
1029                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1030                                    "Rule already exists!");
1031                 return -rte_errno;
1032         }
1033
1034         entry = rte_zmalloc("fdir_entry", sizeof(*entry), 0);
1035         if (!entry) {
1036                 rte_flow_error_set(error, ENOMEM,
1037                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1038                                    "Failed to allocate memory");
1039                 return -rte_errno;
1040         }
1041
1042         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1043
1044         ret = ice_fdir_input_set_conf(pf, filter->input.flow_type,
1045                         filter->input_set, is_tun);
1046         if (ret) {
1047                 rte_flow_error_set(error, -ret,
1048                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1049                                    "Profile configure failed.");
1050                 goto free_entry;
1051         }
1052
1053         /* alloc counter for FDIR */
1054         if (filter->input.cnt_ena) {
1055                 struct rte_flow_action_count *act_count = &filter->act_count;
1056
1057                 filter->counter = ice_fdir_counter_alloc(pf,
1058                                                          act_count->shared,
1059                                                          act_count->id);
1060                 if (!filter->counter) {
1061                         rte_flow_error_set(error, EINVAL,
1062                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
1063                                         "Failed to alloc FDIR counter.");
1064                         goto free_entry;
1065                 }
1066                 filter->input.cnt_index = filter->counter->hw_index;
1067         }
1068
1069         ret = ice_fdir_add_del_filter(pf, filter, true);
1070         if (ret) {
1071                 rte_flow_error_set(error, -ret,
1072                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1073                                    "Add filter rule failed.");
1074                 goto free_counter;
1075         }
1076
1077         rte_memcpy(entry, filter, sizeof(*entry));
1078         ret = ice_fdir_entry_insert(pf, entry, &key);
1079         if (ret) {
1080                 rte_flow_error_set(error, -ret,
1081                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1082                                    "Insert entry to table failed.");
1083                 goto free_entry;
1084         }
1085
1086         flow->rule = entry;
1087         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, true);
1088
1089         return 0;
1090
1091 free_counter:
1092         if (filter->counter) {
1093                 ice_fdir_counter_free(pf, filter->counter);
1094                 filter->counter = NULL;
1095         }
1096
1097 free_entry:
1098         rte_free(entry);
1099         return -rte_errno;
1100 }
1101
1102 static int
1103 ice_fdir_destroy_filter(struct ice_adapter *ad,
1104                         struct rte_flow *flow,
1105                         struct rte_flow_error *error)
1106 {
1107         struct ice_pf *pf = &ad->pf;
1108         struct ice_fdir_info *fdir_info = &pf->fdir;
1109         struct ice_fdir_filter_conf *filter, *entry;
1110         struct ice_fdir_fltr_pattern key;
1111         bool is_tun;
1112         int ret;
1113
1114         filter = (struct ice_fdir_filter_conf *)flow->rule;
1115
1116         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1117
1118         if (filter->counter) {
1119                 ice_fdir_counter_free(pf, filter->counter);
1120                 filter->counter = NULL;
1121         }
1122
1123         ice_fdir_extract_fltr_key(&key, filter);
1124         entry = ice_fdir_entry_lookup(fdir_info, &key);
1125         if (!entry) {
1126                 rte_flow_error_set(error, ENOENT,
1127                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1128                                    "Can't find entry.");
1129                 return -rte_errno;
1130         }
1131
1132         ret = ice_fdir_add_del_filter(pf, filter, false);
1133         if (ret) {
1134                 rte_flow_error_set(error, -ret,
1135                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1136                                    "Del filter rule failed.");
1137                 return -rte_errno;
1138         }
1139
1140         ret = ice_fdir_entry_del(pf, &key);
1141         if (ret) {
1142                 rte_flow_error_set(error, -ret,
1143                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1144                                    "Remove entry from table failed.");
1145                 return -rte_errno;
1146         }
1147
1148         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, false);
1149         flow->rule = NULL;
1150
1151         rte_free(filter);
1152
1153         return 0;
1154 }
1155
1156 static int
1157 ice_fdir_query_count(struct ice_adapter *ad,
1158                       struct rte_flow *flow,
1159                       struct rte_flow_query_count *flow_stats,
1160                       struct rte_flow_error *error)
1161 {
1162         struct ice_pf *pf = &ad->pf;
1163         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1164         struct ice_fdir_filter_conf *filter = flow->rule;
1165         struct ice_fdir_counter *counter = filter->counter;
1166         uint64_t hits_lo, hits_hi;
1167
1168         if (!counter) {
1169                 rte_flow_error_set(error, EINVAL,
1170                                   RTE_FLOW_ERROR_TYPE_ACTION,
1171                                   NULL,
1172                                   "FDIR counters not available");
1173                 return -rte_errno;
1174         }
1175
1176         /*
1177          * Reading the low 32-bits latches the high 32-bits into a shadow
1178          * register. Reading the high 32-bit returns the value in the
1179          * shadow register.
1180          */
1181         hits_lo = ICE_READ_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index));
1182         hits_hi = ICE_READ_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index));
1183
1184         flow_stats->hits_set = 1;
1185         flow_stats->hits = hits_lo | (hits_hi << 32);
1186         flow_stats->bytes_set = 0;
1187         flow_stats->bytes = 0;
1188
1189         if (flow_stats->reset) {
1190                 /* reset statistic counter value */
1191                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index), 0);
1192                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index), 0);
1193         }
1194
1195         return 0;
1196 }
1197
1198 static struct ice_flow_engine ice_fdir_engine = {
1199         .init = ice_fdir_init,
1200         .uninit = ice_fdir_uninit,
1201         .create = ice_fdir_create_filter,
1202         .destroy = ice_fdir_destroy_filter,
1203         .query_count = ice_fdir_query_count,
1204         .type = ICE_FLOW_ENGINE_FDIR,
1205 };
1206
1207 static int
1208 ice_fdir_parse_action_qregion(struct ice_pf *pf,
1209                               struct rte_flow_error *error,
1210                               const struct rte_flow_action *act,
1211                               struct ice_fdir_filter_conf *filter)
1212 {
1213         const struct rte_flow_action_rss *rss = act->conf;
1214         uint32_t i;
1215
1216         if (act->type != RTE_FLOW_ACTION_TYPE_RSS) {
1217                 rte_flow_error_set(error, EINVAL,
1218                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1219                                    "Invalid action.");
1220                 return -rte_errno;
1221         }
1222
1223         if (rss->queue_num <= 1) {
1224                 rte_flow_error_set(error, EINVAL,
1225                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1226                                    "Queue region size can't be 0 or 1.");
1227                 return -rte_errno;
1228         }
1229
1230         /* check if queue index for queue region is continuous */
1231         for (i = 0; i < rss->queue_num - 1; i++) {
1232                 if (rss->queue[i + 1] != rss->queue[i] + 1) {
1233                         rte_flow_error_set(error, EINVAL,
1234                                            RTE_FLOW_ERROR_TYPE_ACTION, act,
1235                                            "Discontinuous queue region");
1236                         return -rte_errno;
1237                 }
1238         }
1239
1240         if (rss->queue[rss->queue_num - 1] >= pf->dev_data->nb_rx_queues) {
1241                 rte_flow_error_set(error, EINVAL,
1242                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1243                                    "Invalid queue region indexes.");
1244                 return -rte_errno;
1245         }
1246
1247         if (!(rte_is_power_of_2(rss->queue_num) &&
1248              (rss->queue_num <= ICE_FDIR_MAX_QREGION_SIZE))) {
1249                 rte_flow_error_set(error, EINVAL,
1250                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1251                                    "The region size should be any of the following values:"
1252                                    "1, 2, 4, 8, 16, 32, 64, 128 as long as the total number "
1253                                    "of queues do not exceed the VSI allocation.");
1254                 return -rte_errno;
1255         }
1256
1257         filter->input.q_index = rss->queue[0];
1258         filter->input.q_region = rte_fls_u32(rss->queue_num) - 1;
1259         filter->input.dest_ctl = ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QGROUP;
1260
1261         return 0;
1262 }
1263
1264 static int
1265 ice_fdir_parse_action(struct ice_adapter *ad,
1266                       const struct rte_flow_action actions[],
1267                       struct rte_flow_error *error,
1268                       struct ice_fdir_filter_conf *filter)
1269 {
1270         struct ice_pf *pf = &ad->pf;
1271         const struct rte_flow_action_queue *act_q;
1272         const struct rte_flow_action_mark *mark_spec = NULL;
1273         const struct rte_flow_action_count *act_count;
1274         uint32_t dest_num = 0;
1275         uint32_t mark_num = 0;
1276         uint32_t counter_num = 0;
1277         int ret;
1278
1279         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1280                 switch (actions->type) {
1281                 case RTE_FLOW_ACTION_TYPE_VOID:
1282                         break;
1283                 case RTE_FLOW_ACTION_TYPE_QUEUE:
1284                         dest_num++;
1285
1286                         act_q = actions->conf;
1287                         filter->input.q_index = act_q->index;
1288                         if (filter->input.q_index >=
1289                                         pf->dev_data->nb_rx_queues) {
1290                                 rte_flow_error_set(error, EINVAL,
1291                                                    RTE_FLOW_ERROR_TYPE_ACTION,
1292                                                    actions,
1293                                                    "Invalid queue for FDIR.");
1294                                 return -rte_errno;
1295                         }
1296                         filter->input.dest_ctl =
1297                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1298                         break;
1299                 case RTE_FLOW_ACTION_TYPE_DROP:
1300                         dest_num++;
1301
1302                         filter->input.dest_ctl =
1303                                 ICE_FLTR_PRGM_DESC_DEST_DROP_PKT;
1304                         break;
1305                 case RTE_FLOW_ACTION_TYPE_PASSTHRU:
1306                         dest_num++;
1307
1308                         filter->input.dest_ctl =
1309                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1310                         filter->input.q_index = 0;
1311                         break;
1312                 case RTE_FLOW_ACTION_TYPE_RSS:
1313                         dest_num++;
1314
1315                         ret = ice_fdir_parse_action_qregion(pf,
1316                                                 error, actions, filter);
1317                         if (ret)
1318                                 return ret;
1319                         break;
1320                 case RTE_FLOW_ACTION_TYPE_MARK:
1321                         mark_num++;
1322
1323                         mark_spec = actions->conf;
1324                         filter->input.fltr_id = mark_spec->id;
1325                         break;
1326                 case RTE_FLOW_ACTION_TYPE_COUNT:
1327                         counter_num++;
1328
1329                         act_count = actions->conf;
1330                         filter->input.cnt_ena = ICE_FXD_FLTR_QW0_STAT_ENA_PKTS;
1331                         rte_memcpy(&filter->act_count, act_count,
1332                                                 sizeof(filter->act_count));
1333
1334                         break;
1335                 default:
1336                         rte_flow_error_set(error, EINVAL,
1337                                    RTE_FLOW_ERROR_TYPE_ACTION, actions,
1338                                    "Invalid action.");
1339                         return -rte_errno;
1340                 }
1341         }
1342
1343         if (dest_num == 0 || dest_num >= 2) {
1344                 rte_flow_error_set(error, EINVAL,
1345                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1346                            "Unsupported action combination");
1347                 return -rte_errno;
1348         }
1349
1350         if (mark_num >= 2) {
1351                 rte_flow_error_set(error, EINVAL,
1352                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1353                            "Too many mark actions");
1354                 return -rte_errno;
1355         }
1356
1357         if (counter_num >= 2) {
1358                 rte_flow_error_set(error, EINVAL,
1359                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1360                            "Too many count actions");
1361                 return -rte_errno;
1362         }
1363
1364         return 0;
1365 }
1366
1367 static int
1368 ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
1369                        const struct rte_flow_item pattern[],
1370                        struct rte_flow_error *error,
1371                        struct ice_fdir_filter_conf *filter)
1372 {
1373         const struct rte_flow_item *item = pattern;
1374         enum rte_flow_item_type item_type;
1375         enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
1376         enum ice_fdir_tunnel_type tunnel_type = ICE_FDIR_TUNNEL_TYPE_NONE;
1377         const struct rte_flow_item_eth *eth_spec, *eth_mask;
1378         const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_mask;
1379         const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
1380         const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
1381         const struct rte_flow_item_udp *udp_spec, *udp_mask;
1382         const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
1383         const struct rte_flow_item_vxlan *vxlan_spec, *vxlan_mask;
1384         const struct rte_flow_item_gtp *gtp_spec, *gtp_mask;
1385         const struct rte_flow_item_gtp_psc *gtp_psc_spec, *gtp_psc_mask;
1386         uint64_t input_set = ICE_INSET_NONE;
1387         uint8_t flow_type = ICE_FLTR_PTYPE_NONF_NONE;
1388         uint8_t  ipv6_addr_mask[16] = {
1389                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
1390                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
1391         };
1392         uint32_t vtc_flow_cpu;
1393
1394
1395         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1396                 if (item->last) {
1397                         rte_flow_error_set(error, EINVAL,
1398                                         RTE_FLOW_ERROR_TYPE_ITEM,
1399                                         item,
1400                                         "Not support range");
1401                         return -rte_errno;
1402                 }
1403                 item_type = item->type;
1404
1405                 switch (item_type) {
1406                 case RTE_FLOW_ITEM_TYPE_ETH:
1407                         eth_spec = item->spec;
1408                         eth_mask = item->mask;
1409
1410                         if (eth_spec && eth_mask) {
1411                                 if (!rte_is_zero_ether_addr(&eth_spec->src) ||
1412                                     !rte_is_zero_ether_addr(&eth_mask->src)) {
1413                                         rte_flow_error_set(error, EINVAL,
1414                                                 RTE_FLOW_ERROR_TYPE_ITEM,
1415                                                 item,
1416                                                 "Src mac not support");
1417                                         return -rte_errno;
1418                                 }
1419
1420                                 if (!rte_is_broadcast_ether_addr(&eth_mask->dst)) {
1421                                         rte_flow_error_set(error, EINVAL,
1422                                                 RTE_FLOW_ERROR_TYPE_ITEM,
1423                                                 item,
1424                                                 "Invalid mac addr mask");
1425                                         return -rte_errno;
1426                                 }
1427
1428                                 input_set |= ICE_INSET_DMAC;
1429                                 rte_memcpy(&filter->input.ext_data.dst_mac,
1430                                            &eth_spec->dst,
1431                                            RTE_ETHER_ADDR_LEN);
1432                         }
1433                         break;
1434                 case RTE_FLOW_ITEM_TYPE_IPV4:
1435                         l3 = RTE_FLOW_ITEM_TYPE_IPV4;
1436                         ipv4_spec = item->spec;
1437                         ipv4_mask = item->mask;
1438
1439                         if (ipv4_spec && ipv4_mask) {
1440                                 /* Check IPv4 mask and update input set */
1441                                 if (ipv4_mask->hdr.version_ihl ||
1442                                     ipv4_mask->hdr.total_length ||
1443                                     ipv4_mask->hdr.packet_id ||
1444                                     ipv4_mask->hdr.fragment_offset ||
1445                                     ipv4_mask->hdr.hdr_checksum) {
1446                                         rte_flow_error_set(error, EINVAL,
1447                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1448                                                    item,
1449                                                    "Invalid IPv4 mask.");
1450                                         return -rte_errno;
1451                                 }
1452                                 if (ipv4_mask->hdr.src_addr == UINT32_MAX)
1453                                         input_set |= tunnel_type ?
1454                                                      ICE_INSET_TUN_IPV4_SRC :
1455                                                      ICE_INSET_IPV4_SRC;
1456                                 if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
1457                                         input_set |= tunnel_type ?
1458                                                      ICE_INSET_TUN_IPV4_DST :
1459                                                      ICE_INSET_IPV4_DST;
1460                                 if (ipv4_mask->hdr.type_of_service == UINT8_MAX)
1461                                         input_set |= ICE_INSET_IPV4_TOS;
1462                                 if (ipv4_mask->hdr.time_to_live == UINT8_MAX)
1463                                         input_set |= ICE_INSET_IPV4_TTL;
1464                                 if (ipv4_mask->hdr.next_proto_id == UINT8_MAX)
1465                                         input_set |= ICE_INSET_IPV4_PROTO;
1466
1467                                 filter->input.ip.v4.dst_ip =
1468                                         ipv4_spec->hdr.src_addr;
1469                                 filter->input.ip.v4.src_ip =
1470                                         ipv4_spec->hdr.dst_addr;
1471                                 filter->input.ip.v4.tos =
1472                                         ipv4_spec->hdr.type_of_service;
1473                                 filter->input.ip.v4.ttl =
1474                                         ipv4_spec->hdr.time_to_live;
1475                                 filter->input.ip.v4.proto =
1476                                         ipv4_spec->hdr.next_proto_id;
1477                         }
1478
1479                         flow_type = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
1480                         break;
1481                 case RTE_FLOW_ITEM_TYPE_IPV6:
1482                         l3 = RTE_FLOW_ITEM_TYPE_IPV6;
1483                         ipv6_spec = item->spec;
1484                         ipv6_mask = item->mask;
1485
1486                         if (ipv6_spec && ipv6_mask) {
1487                                 /* Check IPv6 mask and update input set */
1488                                 if (ipv6_mask->hdr.payload_len) {
1489                                         rte_flow_error_set(error, EINVAL,
1490                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1491                                                    item,
1492                                                    "Invalid IPv6 mask");
1493                                         return -rte_errno;
1494                                 }
1495
1496                                 if (!memcmp(ipv6_mask->hdr.src_addr,
1497                                             ipv6_addr_mask,
1498                                             RTE_DIM(ipv6_mask->hdr.src_addr)))
1499                                         input_set |= ICE_INSET_IPV6_SRC;
1500                                 if (!memcmp(ipv6_mask->hdr.dst_addr,
1501                                             ipv6_addr_mask,
1502                                             RTE_DIM(ipv6_mask->hdr.dst_addr)))
1503                                         input_set |= ICE_INSET_IPV6_DST;
1504
1505                                 if ((ipv6_mask->hdr.vtc_flow &
1506                                      rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1507                                     == rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1508                                         input_set |= ICE_INSET_IPV6_TC;
1509                                 if (ipv6_mask->hdr.proto == UINT8_MAX)
1510                                         input_set |= ICE_INSET_IPV6_NEXT_HDR;
1511                                 if (ipv6_mask->hdr.hop_limits == UINT8_MAX)
1512                                         input_set |= ICE_INSET_IPV6_HOP_LIMIT;
1513
1514                                 rte_memcpy(filter->input.ip.v6.dst_ip,
1515                                            ipv6_spec->hdr.src_addr, 16);
1516                                 rte_memcpy(filter->input.ip.v6.src_ip,
1517                                            ipv6_spec->hdr.dst_addr, 16);
1518
1519                                 vtc_flow_cpu =
1520                                       rte_be_to_cpu_32(ipv6_spec->hdr.vtc_flow);
1521                                 filter->input.ip.v6.tc =
1522                                         (uint8_t)(vtc_flow_cpu >>
1523                                                   ICE_FDIR_IPV6_TC_OFFSET);
1524                                 filter->input.ip.v6.proto =
1525                                         ipv6_spec->hdr.proto;
1526                                 filter->input.ip.v6.hlim =
1527                                         ipv6_spec->hdr.hop_limits;
1528                         }
1529
1530                         flow_type = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
1531                         break;
1532                 case RTE_FLOW_ITEM_TYPE_TCP:
1533                         tcp_spec = item->spec;
1534                         tcp_mask = item->mask;
1535
1536                         if (tcp_spec && tcp_mask) {
1537                                 /* Check TCP mask and update input set */
1538                                 if (tcp_mask->hdr.sent_seq ||
1539                                     tcp_mask->hdr.recv_ack ||
1540                                     tcp_mask->hdr.data_off ||
1541                                     tcp_mask->hdr.tcp_flags ||
1542                                     tcp_mask->hdr.rx_win ||
1543                                     tcp_mask->hdr.cksum ||
1544                                     tcp_mask->hdr.tcp_urp) {
1545                                         rte_flow_error_set(error, EINVAL,
1546                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1547                                                    item,
1548                                                    "Invalid TCP mask");
1549                                         return -rte_errno;
1550                                 }
1551
1552                                 if (tcp_mask->hdr.src_port == UINT16_MAX)
1553                                         input_set |= tunnel_type ?
1554                                                      ICE_INSET_TUN_TCP_SRC_PORT :
1555                                                      ICE_INSET_TCP_SRC_PORT;
1556                                 if (tcp_mask->hdr.dst_port == UINT16_MAX)
1557                                         input_set |= tunnel_type ?
1558                                                      ICE_INSET_TUN_TCP_DST_PORT :
1559                                                      ICE_INSET_TCP_DST_PORT;
1560
1561                                 /* Get filter info */
1562                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1563                                         filter->input.ip.v4.dst_port =
1564                                                 tcp_spec->hdr.src_port;
1565                                         filter->input.ip.v4.src_port =
1566                                                 tcp_spec->hdr.dst_port;
1567                                         flow_type =
1568                                                 ICE_FLTR_PTYPE_NONF_IPV4_TCP;
1569                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1570                                         filter->input.ip.v6.dst_port =
1571                                                 tcp_spec->hdr.src_port;
1572                                         filter->input.ip.v6.src_port =
1573                                                 tcp_spec->hdr.dst_port;
1574                                         flow_type =
1575                                                 ICE_FLTR_PTYPE_NONF_IPV6_TCP;
1576                                 }
1577                         }
1578                         break;
1579                 case RTE_FLOW_ITEM_TYPE_UDP:
1580                         udp_spec = item->spec;
1581                         udp_mask = item->mask;
1582
1583                         if (udp_spec && udp_mask) {
1584                                 /* Check UDP mask and update input set*/
1585                                 if (udp_mask->hdr.dgram_len ||
1586                                     udp_mask->hdr.dgram_cksum) {
1587                                         rte_flow_error_set(error, EINVAL,
1588                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1589                                                    item,
1590                                                    "Invalid UDP mask");
1591                                         return -rte_errno;
1592                                 }
1593
1594                                 if (udp_mask->hdr.src_port == UINT16_MAX)
1595                                         input_set |= tunnel_type ?
1596                                                      ICE_INSET_TUN_UDP_SRC_PORT :
1597                                                      ICE_INSET_UDP_SRC_PORT;
1598                                 if (udp_mask->hdr.dst_port == UINT16_MAX)
1599                                         input_set |= tunnel_type ?
1600                                                      ICE_INSET_TUN_UDP_DST_PORT :
1601                                                      ICE_INSET_UDP_DST_PORT;
1602
1603                                 /* Get filter info */
1604                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1605                                         filter->input.ip.v4.dst_port =
1606                                                 udp_spec->hdr.src_port;
1607                                         filter->input.ip.v4.src_port =
1608                                                 udp_spec->hdr.dst_port;
1609                                         flow_type =
1610                                                 ICE_FLTR_PTYPE_NONF_IPV4_UDP;
1611                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1612                                         filter->input.ip.v6.src_port =
1613                                                 udp_spec->hdr.dst_port;
1614                                         filter->input.ip.v6.dst_port =
1615                                                 udp_spec->hdr.src_port;
1616                                         flow_type =
1617                                                 ICE_FLTR_PTYPE_NONF_IPV6_UDP;
1618                                 }
1619                         }
1620                         break;
1621                 case RTE_FLOW_ITEM_TYPE_SCTP:
1622                         sctp_spec = item->spec;
1623                         sctp_mask = item->mask;
1624
1625                         if (sctp_spec && sctp_mask) {
1626                                 /* Check SCTP mask and update input set */
1627                                 if (sctp_mask->hdr.cksum) {
1628                                         rte_flow_error_set(error, EINVAL,
1629                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1630                                                    item,
1631                                                    "Invalid UDP mask");
1632                                         return -rte_errno;
1633                                 }
1634
1635                                 if (sctp_mask->hdr.src_port == UINT16_MAX)
1636                                         input_set |= tunnel_type ?
1637                                                      ICE_INSET_TUN_SCTP_SRC_PORT :
1638                                                      ICE_INSET_SCTP_SRC_PORT;
1639                                 if (sctp_mask->hdr.dst_port == UINT16_MAX)
1640                                         input_set |= tunnel_type ?
1641                                                      ICE_INSET_TUN_SCTP_DST_PORT :
1642                                                      ICE_INSET_SCTP_DST_PORT;
1643
1644                                 /* Get filter info */
1645                                 if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1646                                         filter->input.ip.v4.dst_port =
1647                                                 sctp_spec->hdr.src_port;
1648                                         filter->input.ip.v4.src_port =
1649                                                 sctp_spec->hdr.dst_port;
1650                                         flow_type =
1651                                                 ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
1652                                 } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1653                                         filter->input.ip.v6.dst_port =
1654                                                 sctp_spec->hdr.src_port;
1655                                         filter->input.ip.v6.src_port =
1656                                                 sctp_spec->hdr.dst_port;
1657                                         flow_type =
1658                                                 ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
1659                                 }
1660                         }
1661                         break;
1662                 case RTE_FLOW_ITEM_TYPE_VOID:
1663                         break;
1664                 case RTE_FLOW_ITEM_TYPE_VXLAN:
1665                         l3 = RTE_FLOW_ITEM_TYPE_END;
1666                         vxlan_spec = item->spec;
1667                         vxlan_mask = item->mask;
1668
1669                         if (vxlan_spec || vxlan_mask) {
1670                                 rte_flow_error_set(error, EINVAL,
1671                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1672                                                    item,
1673                                                    "Invalid vxlan field");
1674                                 return -rte_errno;
1675                         }
1676
1677                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_VXLAN;
1678                         break;
1679                 case RTE_FLOW_ITEM_TYPE_GTPU:
1680                         l3 = RTE_FLOW_ITEM_TYPE_END;
1681                         gtp_spec = item->spec;
1682                         gtp_mask = item->mask;
1683
1684                         if (gtp_spec && gtp_mask) {
1685                                 if (gtp_mask->v_pt_rsv_flags ||
1686                                     gtp_mask->msg_type ||
1687                                     gtp_mask->msg_len) {
1688                                         rte_flow_error_set(error, EINVAL,
1689                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1690                                                    item,
1691                                                    "Invalid GTP mask");
1692                                         return -rte_errno;
1693                                 }
1694
1695                                 if (gtp_mask->teid == UINT32_MAX)
1696                                         input_set |= ICE_INSET_GTPU_TEID;
1697
1698                                 filter->input.gtpu_data.teid = gtp_spec->teid;
1699                         }
1700                         break;
1701                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
1702                         gtp_psc_spec = item->spec;
1703                         gtp_psc_mask = item->mask;
1704
1705                         if (gtp_psc_spec && gtp_psc_mask) {
1706                                 if (gtp_psc_mask->qfi == UINT8_MAX)
1707                                         input_set |= ICE_INSET_GTPU_QFI;
1708
1709                                 filter->input.gtpu_data.qfi =
1710                                         gtp_psc_spec->qfi;
1711                         }
1712
1713                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU;
1714                         break;
1715                 default:
1716                         rte_flow_error_set(error, EINVAL,
1717                                    RTE_FLOW_ERROR_TYPE_ITEM,
1718                                    item,
1719                                    "Invalid pattern item.");
1720                         return -rte_errno;
1721                 }
1722         }
1723
1724         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU)
1725                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
1726
1727         filter->tunnel_type = tunnel_type;
1728         filter->input.flow_type = flow_type;
1729         filter->input_set = input_set;
1730
1731         return 0;
1732 }
1733
1734 static int
1735 ice_fdir_parse(struct ice_adapter *ad,
1736                struct ice_pattern_match_item *array,
1737                uint32_t array_len,
1738                const struct rte_flow_item pattern[],
1739                const struct rte_flow_action actions[],
1740                void **meta,
1741                struct rte_flow_error *error)
1742 {
1743         struct ice_pf *pf = &ad->pf;
1744         struct ice_fdir_filter_conf *filter = &pf->fdir.conf;
1745         struct ice_pattern_match_item *item = NULL;
1746         uint64_t input_set;
1747         int ret;
1748
1749         memset(filter, 0, sizeof(*filter));
1750         item = ice_search_pattern_match_item(pattern, array, array_len, error);
1751         if (!item)
1752                 return -rte_errno;
1753
1754         ret = ice_fdir_parse_pattern(ad, pattern, error, filter);
1755         if (ret)
1756                 return ret;
1757         input_set = filter->input_set;
1758         if (!input_set || input_set & ~item->input_set_mask) {
1759                 rte_flow_error_set(error, EINVAL,
1760                                    RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
1761                                    pattern,
1762                                    "Invalid input set");
1763                 return -rte_errno;
1764         }
1765
1766         ret = ice_fdir_parse_action(ad, actions, error, filter);
1767         if (ret)
1768                 return ret;
1769
1770         *meta = filter;
1771
1772         return 0;
1773 }
1774
1775 static struct ice_flow_parser ice_fdir_parser_os = {
1776         .engine = &ice_fdir_engine,
1777         .array = ice_fdir_pattern_os,
1778         .array_len = RTE_DIM(ice_fdir_pattern_os),
1779         .parse_pattern_action = ice_fdir_parse,
1780         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
1781 };
1782
1783 static struct ice_flow_parser ice_fdir_parser_comms = {
1784         .engine = &ice_fdir_engine,
1785         .array = ice_fdir_pattern_comms,
1786         .array_len = RTE_DIM(ice_fdir_pattern_comms),
1787         .parse_pattern_action = ice_fdir_parse,
1788         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
1789 };
1790
1791 RTE_INIT(ice_fdir_engine_register)
1792 {
1793         ice_register_flow_engine(&ice_fdir_engine);
1794 }