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