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