drivers/net/ice/ice_fdir_filter.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019 Intel Corporation
   3  */
   4
   5 #include <stdio.h>
   6 #include <rte_flow.h>
   7 #include <rte_hash.h>
   8 #include <rte_hash_crc.h>
   9 #include "base/ice_fdir.h"
  10 #include "base/ice_flow.h"
  11 #include "base/ice_type.h"
  12 #include "ice_ethdev.h"
  13 #include "ice_rxtx.h"
  14 #include "ice_generic_flow.h"
  15
  16 #define ICE_FDIR_IPV6_TC_OFFSET         20
  17 #define ICE_IPV6_TC_MASK                (0xFF << ICE_FDIR_IPV6_TC_OFFSET)
  18
  19 #define ICE_FDIR_MAX_QREGION_SIZE       128
  20
  21 #define ICE_FDIR_INSET_ETH (\
  22         ICE_INSET_DMAC | ICE_INSET_SMAC | ICE_INSET_ETHERTYPE)
  23
  24 #define ICE_FDIR_INSET_ETH_IPV4 (\
  25         ICE_FDIR_INSET_ETH | \
  26         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | ICE_INSET_IPV4_TOS | \
  27         ICE_INSET_IPV4_TTL | ICE_INSET_IPV4_PROTO | ICE_INSET_IPV4_PKID)
  28
  29 #define ICE_FDIR_INSET_ETH_IPV4_UDP (\
  30         ICE_FDIR_INSET_ETH_IPV4 | \
  31         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  32
  33 #define ICE_FDIR_INSET_ETH_IPV4_TCP (\
  34         ICE_FDIR_INSET_ETH_IPV4 | \
  35         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  36
  37 #define ICE_FDIR_INSET_ETH_IPV4_SCTP (\
  38         ICE_FDIR_INSET_ETH_IPV4 | \
  39         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  40
  41 #define ICE_FDIR_INSET_ETH_IPV6 (\
  42         ICE_INSET_DMAC | \
  43         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | ICE_INSET_IPV6_TC | \
  44         ICE_INSET_IPV6_HOP_LIMIT | ICE_INSET_IPV6_NEXT_HDR | \
  45         ICE_INSET_IPV6_PKID)
  46
  47 #define ICE_FDIR_INSET_ETH_IPV6_UDP (\
  48         ICE_FDIR_INSET_ETH_IPV6 | \
  49         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  50
  51 #define ICE_FDIR_INSET_ETH_IPV6_TCP (\
  52         ICE_FDIR_INSET_ETH_IPV6 | \
  53         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  54
  55 #define ICE_FDIR_INSET_ETH_IPV6_SCTP (\
  56         ICE_FDIR_INSET_ETH_IPV6 | \
  57         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  58
  59 #define ICE_FDIR_INSET_IPV4 (\
  60         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | \
  61         ICE_INSET_IPV4_PKID)
  62
  63 #define ICE_FDIR_INSET_IPV4_TCP (\
  64         ICE_FDIR_INSET_IPV4 | \
  65         ICE_INSET_TCP_SRC_PORT | ICE_INSET_TCP_DST_PORT)
  66
  67 #define ICE_FDIR_INSET_IPV4_UDP (\
  68         ICE_FDIR_INSET_IPV4 | \
  69         ICE_INSET_UDP_SRC_PORT | ICE_INSET_UDP_DST_PORT)
  70
  71 #define ICE_FDIR_INSET_IPV4_SCTP (\
  72         ICE_FDIR_INSET_IPV4 | \
  73         ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
  74
  75 #define ICE_FDIR_INSET_ETH_IPV4_VXLAN (\
  76         ICE_FDIR_INSET_ETH | ICE_FDIR_INSET_ETH_IPV4 | \
  77         ICE_INSET_VXLAN_VNI)
  78
  79 #define ICE_FDIR_INSET_IPV4_GTPU (\
  80         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | ICE_INSET_GTPU_TEID)
  81
  82 #define ICE_FDIR_INSET_IPV4_GTPU_EH (\
  83         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | \
  84         ICE_INSET_GTPU_TEID | ICE_INSET_GTPU_QFI)
  85
  86 #define ICE_FDIR_INSET_IPV6_GTPU (\
  87         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | ICE_INSET_GTPU_TEID)
  88
  89 #define ICE_FDIR_INSET_IPV6_GTPU_EH (\
  90         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | \
  91         ICE_INSET_GTPU_TEID | ICE_INSET_GTPU_QFI)
  92
  93 #define ICE_FDIR_INSET_IPV4_ESP (\
  94         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | \
  95         ICE_INSET_ESP_SPI)
  96
  97 #define ICE_FDIR_INSET_IPV6_ESP (\
  98         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | \
  99         ICE_INSET_ESP_SPI)
 100
 101 #define ICE_FDIR_INSET_IPV4_NATT_ESP (\
 102         ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | \
 103         ICE_INSET_NAT_T_ESP_SPI)
 104
 105 #define ICE_FDIR_INSET_IPV6_NATT_ESP (\
 106         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | \
 107         ICE_INSET_NAT_T_ESP_SPI)
 108
 109 static struct ice_pattern_match_item ice_fdir_pattern_list[] = {
 110         {pattern_ethertype,                             ICE_FDIR_INSET_ETH,             ICE_INSET_NONE,                 ICE_INSET_NONE},
 111         {pattern_eth_ipv4,                              ICE_FDIR_INSET_ETH_IPV4,        ICE_INSET_NONE,                 ICE_INSET_NONE},
 112         {pattern_eth_ipv4_udp,                          ICE_FDIR_INSET_ETH_IPV4_UDP,    ICE_INSET_NONE,                 ICE_INSET_NONE},
 113         {pattern_eth_ipv4_tcp,                          ICE_FDIR_INSET_ETH_IPV4_TCP,    ICE_INSET_NONE,                 ICE_INSET_NONE},
 114         {pattern_eth_ipv4_sctp,                         ICE_FDIR_INSET_ETH_IPV4_SCTP,   ICE_INSET_NONE,                 ICE_INSET_NONE},
 115         {pattern_eth_ipv6,                              ICE_FDIR_INSET_ETH_IPV6,        ICE_INSET_NONE,                 ICE_INSET_NONE},
 116         {pattern_eth_ipv6_frag_ext,                     ICE_FDIR_INSET_ETH_IPV6,        ICE_INSET_NONE,                 ICE_INSET_NONE},
 117         {pattern_eth_ipv6_udp,                          ICE_FDIR_INSET_ETH_IPV6_UDP,    ICE_INSET_NONE,                 ICE_INSET_NONE},
 118         {pattern_eth_ipv6_tcp,                          ICE_FDIR_INSET_ETH_IPV6_TCP,    ICE_INSET_NONE,                 ICE_INSET_NONE},
 119         {pattern_eth_ipv6_sctp,                         ICE_FDIR_INSET_ETH_IPV6_SCTP,   ICE_INSET_NONE,                 ICE_INSET_NONE},
 120         {pattern_eth_ipv4_esp,                          ICE_FDIR_INSET_IPV4_ESP,        ICE_INSET_NONE,                 ICE_INSET_NONE},
 121         {pattern_eth_ipv4_udp_esp,                      ICE_FDIR_INSET_IPV4_NATT_ESP,   ICE_INSET_NONE,                 ICE_INSET_NONE},
 122         {pattern_eth_ipv6_esp,                          ICE_FDIR_INSET_IPV6_ESP,        ICE_INSET_NONE,                 ICE_INSET_NONE},
 123         {pattern_eth_ipv6_udp_esp,                      ICE_FDIR_INSET_IPV6_NATT_ESP,   ICE_INSET_NONE,                 ICE_INSET_NONE},
 124         {pattern_eth_ipv4_udp_vxlan_ipv4,               ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_IPV4,            ICE_INSET_NONE},
 125         {pattern_eth_ipv4_udp_vxlan_ipv4_udp,           ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_IPV4_UDP,        ICE_INSET_NONE},
 126         {pattern_eth_ipv4_udp_vxlan_ipv4_tcp,           ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_IPV4_TCP,        ICE_INSET_NONE},
 127         {pattern_eth_ipv4_udp_vxlan_ipv4_sctp,          ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_IPV4_SCTP,       ICE_INSET_NONE},
 128         {pattern_eth_ipv4_udp_vxlan_eth_ipv4,           ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_ETH_IPV4,        ICE_INSET_NONE},
 129         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_udp,       ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_ETH_IPV4_UDP,    ICE_INSET_NONE},
 130         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_tcp,       ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_ETH_IPV4_TCP,    ICE_INSET_NONE},
 131         {pattern_eth_ipv4_udp_vxlan_eth_ipv4_sctp,      ICE_FDIR_INSET_ETH_IPV4_VXLAN,  ICE_FDIR_INSET_ETH_IPV4_SCTP,   ICE_INSET_NONE},
 132         /* duplicated GTPU input set in 3rd column to align with shared code behavior. Ideally, only put GTPU field in 2nd column. */
 133         {pattern_eth_ipv4_gtpu,                         ICE_FDIR_INSET_IPV4_GTPU,       ICE_FDIR_INSET_IPV4_GTPU,       ICE_INSET_NONE},
 134         {pattern_eth_ipv4_gtpu_eh,                      ICE_FDIR_INSET_IPV4_GTPU_EH,    ICE_FDIR_INSET_IPV4_GTPU_EH,    ICE_INSET_NONE},
 135         {pattern_eth_ipv6_gtpu,                         ICE_FDIR_INSET_IPV6_GTPU,       ICE_FDIR_INSET_IPV6_GTPU,       ICE_INSET_NONE},
 136         {pattern_eth_ipv6_gtpu_eh,                      ICE_FDIR_INSET_IPV6_GTPU_EH,    ICE_FDIR_INSET_IPV6_GTPU_EH,    ICE_INSET_NONE},
 137 };
 138
 139 static struct ice_flow_parser ice_fdir_parser;
 140
 141 static int
 142 ice_fdir_is_tunnel_profile(enum ice_fdir_tunnel_type tunnel_type);
 143
 144 static const struct rte_memzone *
 145 ice_memzone_reserve(const char *name, uint32_t len, int socket_id)
 146 {
 147         const struct rte_memzone *mz;
 148
 149         mz = rte_memzone_lookup(name);
 150         if (mz)
 151                 return mz;
 152
 153         return rte_memzone_reserve_aligned(name, len, socket_id,
 154                                            RTE_MEMZONE_IOVA_CONTIG,
 155                                            ICE_RING_BASE_ALIGN);
 156 }
 157
 158 #define ICE_FDIR_MZ_NAME        "FDIR_MEMZONE"
 159
 160 static int
 161 ice_fdir_prof_alloc(struct ice_hw *hw)
 162 {
 163         enum ice_fltr_ptype ptype, fltr_ptype;
 164
 165         if (!hw->fdir_prof) {
 166                 hw->fdir_prof = (struct ice_fd_hw_prof **)
 167                         ice_malloc(hw, ICE_FLTR_PTYPE_MAX *
 168                                    sizeof(*hw->fdir_prof));
 169                 if (!hw->fdir_prof)
 170                         return -ENOMEM;
 171         }
 172         for (ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 173              ptype < ICE_FLTR_PTYPE_MAX;
 174              ptype++) {
 175                 if (!hw->fdir_prof[ptype]) {
 176                         hw->fdir_prof[ptype] = (struct ice_fd_hw_prof *)
 177                                 ice_malloc(hw, sizeof(**hw->fdir_prof));
 178                         if (!hw->fdir_prof[ptype])
 179                                 goto fail_mem;
 180                 }
 181         }
 182         return 0;
 183
 184 fail_mem:
 185         for (fltr_ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 186              fltr_ptype < ptype;
 187              fltr_ptype++) {
 188                 rte_free(hw->fdir_prof[fltr_ptype]);
 189                 hw->fdir_prof[fltr_ptype] = NULL;
 190         }
 191
 192         rte_free(hw->fdir_prof);
 193         hw->fdir_prof = NULL;
 194
 195         return -ENOMEM;
 196 }
 197
 198 static int
 199 ice_fdir_counter_pool_add(__rte_unused struct ice_pf *pf,
 200                           struct ice_fdir_counter_pool_container *container,
 201                           uint32_t index_start,
 202                           uint32_t len)
 203 {
 204         struct ice_fdir_counter_pool *pool;
 205         uint32_t i;
 206         int ret = 0;
 207
 208         pool = rte_zmalloc("ice_fdir_counter_pool",
 209                            sizeof(*pool) +
 210                            sizeof(struct ice_fdir_counter) * len,
 211                            0);
 212         if (!pool) {
 213                 PMD_INIT_LOG(ERR,
 214                              "Failed to allocate memory for fdir counter pool");
 215                 return -ENOMEM;
 216         }
 217
 218         TAILQ_INIT(&pool->counter_list);
 219         TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 220
 221         for (i = 0; i < len; i++) {
 222                 struct ice_fdir_counter *counter = &pool->counters[i];
 223
 224                 counter->hw_index = index_start + i;
 225                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 226         }
 227
 228         if (container->index_free == ICE_FDIR_COUNTER_MAX_POOL_SIZE) {
 229                 PMD_INIT_LOG(ERR, "FDIR counter pool is full");
 230                 ret = -EINVAL;
 231                 goto free_pool;
 232         }
 233
 234         container->pools[container->index_free++] = pool;
 235         return 0;
 236
 237 free_pool:
 238         rte_free(pool);
 239         return ret;
 240 }
 241
 242 static int
 243 ice_fdir_counter_init(struct ice_pf *pf)
 244 {
 245         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 246         struct ice_fdir_info *fdir_info = &pf->fdir;
 247         struct ice_fdir_counter_pool_container *container =
 248                                 &fdir_info->counter;
 249         uint32_t cnt_index, len;
 250         int ret;
 251
 252         TAILQ_INIT(&container->pool_list);
 253
 254         cnt_index = ICE_FDIR_COUNTER_INDEX(hw->fd_ctr_base);
 255         len = ICE_FDIR_COUNTERS_PER_BLOCK;
 256
 257         ret = ice_fdir_counter_pool_add(pf, container, cnt_index, len);
 258         if (ret) {
 259                 PMD_INIT_LOG(ERR, "Failed to add fdir pool to container");
 260                 return ret;
 261         }
 262
 263         return 0;
 264 }
 265
 266 static int
 267 ice_fdir_counter_release(struct ice_pf *pf)
 268 {
 269         struct ice_fdir_info *fdir_info = &pf->fdir;
 270         struct ice_fdir_counter_pool_container *container =
 271                                 &fdir_info->counter;
 272         uint8_t i;
 273
 274         for (i = 0; i < container->index_free; i++) {
 275                 rte_free(container->pools[i]);
 276                 container->pools[i] = NULL;
 277         }
 278
 279         TAILQ_INIT(&container->pool_list);
 280         container->index_free = 0;
 281
 282         return 0;
 283 }
 284
 285 static struct ice_fdir_counter *
 286 ice_fdir_counter_shared_search(struct ice_fdir_counter_pool_container
 287                                         *container,
 288                                uint32_t id)
 289 {
 290         struct ice_fdir_counter_pool *pool;
 291         struct ice_fdir_counter *counter;
 292         int i;
 293
 294         TAILQ_FOREACH(pool, &container->pool_list, next) {
 295                 for (i = 0; i < ICE_FDIR_COUNTERS_PER_BLOCK; i++) {
 296                         counter = &pool->counters[i];
 297
 298                         if (counter->shared &&
 299                             counter->ref_cnt &&
 300                             counter->id == id)
 301                                 return counter;
 302                 }
 303         }
 304
 305         return NULL;
 306 }
 307
 308 static struct ice_fdir_counter *
 309 ice_fdir_counter_alloc(struct ice_pf *pf, uint32_t shared, uint32_t id)
 310 {
 311         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 312         struct ice_fdir_info *fdir_info = &pf->fdir;
 313         struct ice_fdir_counter_pool_container *container =
 314                                 &fdir_info->counter;
 315         struct ice_fdir_counter_pool *pool = NULL;
 316         struct ice_fdir_counter *counter_free = NULL;
 317
 318         if (shared) {
 319                 counter_free = ice_fdir_counter_shared_search(container, id);
 320                 if (counter_free) {
 321                         if (counter_free->ref_cnt + 1 == 0) {
 322                                 rte_errno = E2BIG;
 323                                 return NULL;
 324                         }
 325                         counter_free->ref_cnt++;
 326                         return counter_free;
 327                 }
 328         }
 329
 330         TAILQ_FOREACH(pool, &container->pool_list, next) {
 331                 counter_free = TAILQ_FIRST(&pool->counter_list);
 332                 if (counter_free)
 333                         break;
 334                 counter_free = NULL;
 335         }
 336
 337         if (!counter_free) {
 338                 PMD_DRV_LOG(ERR, "No free counter found\n");
 339                 return NULL;
 340         }
 341
 342         counter_free->shared = shared;
 343         counter_free->id = id;
 344         counter_free->ref_cnt = 1;
 345         counter_free->pool = pool;
 346
 347         /* reset statistic counter value */
 348         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter_free->hw_index), 0);
 349         ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter_free->hw_index), 0);
 350
 351         TAILQ_REMOVE(&pool->counter_list, counter_free, next);
 352         if (TAILQ_EMPTY(&pool->counter_list)) {
 353                 TAILQ_REMOVE(&container->pool_list, pool, next);
 354                 TAILQ_INSERT_TAIL(&container->pool_list, pool, next);
 355         }
 356
 357         return counter_free;
 358 }
 359
 360 static void
 361 ice_fdir_counter_free(__rte_unused struct ice_pf *pf,
 362                       struct ice_fdir_counter *counter)
 363 {
 364         if (!counter)
 365                 return;
 366
 367         if (--counter->ref_cnt == 0) {
 368                 struct ice_fdir_counter_pool *pool = counter->pool;
 369
 370                 TAILQ_INSERT_TAIL(&pool->counter_list, counter, next);
 371         }
 372 }
 373
 374 static int
 375 ice_fdir_init_filter_list(struct ice_pf *pf)
 376 {
 377         struct rte_eth_dev *dev = &rte_eth_devices[pf->dev_data->port_id];
 378         struct ice_fdir_info *fdir_info = &pf->fdir;
 379         char fdir_hash_name[RTE_HASH_NAMESIZE];
 380         int ret;
 381
 382         struct rte_hash_parameters fdir_hash_params = {
 383                 .name = fdir_hash_name,
 384                 .entries = ICE_MAX_FDIR_FILTER_NUM,
 385                 .key_len = sizeof(struct ice_fdir_fltr_pattern),
 386                 .hash_func = rte_hash_crc,
 387                 .hash_func_init_val = 0,
 388                 .socket_id = rte_socket_id(),
 389                 .extra_flag = RTE_HASH_EXTRA_FLAGS_EXT_TABLE,
 390         };
 391
 392         /* Initialize hash */
 393         snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
 394                  "fdir_%s", dev->device->name);
 395         fdir_info->hash_table = rte_hash_create(&fdir_hash_params);
 396         if (!fdir_info->hash_table) {
 397                 PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
 398                 return -EINVAL;
 399         }
 400         fdir_info->hash_map = rte_zmalloc("ice_fdir_hash_map",
 401                                           sizeof(*fdir_info->hash_map) *
 402                                           ICE_MAX_FDIR_FILTER_NUM,
 403                                           0);
 404         if (!fdir_info->hash_map) {
 405                 PMD_INIT_LOG(ERR,
 406                              "Failed to allocate memory for fdir hash map!");
 407                 ret = -ENOMEM;
 408                 goto err_fdir_hash_map_alloc;
 409         }
 410         return 0;
 411
 412 err_fdir_hash_map_alloc:
 413         rte_hash_free(fdir_info->hash_table);
 414
 415         return ret;
 416 }
 417
 418 static void
 419 ice_fdir_release_filter_list(struct ice_pf *pf)
 420 {
 421         struct ice_fdir_info *fdir_info = &pf->fdir;
 422
 423         if (fdir_info->hash_map)
 424                 rte_free(fdir_info->hash_map);
 425         if (fdir_info->hash_table)
 426                 rte_hash_free(fdir_info->hash_table);
 427
 428         fdir_info->hash_map = NULL;
 429         fdir_info->hash_table = NULL;
 430 }
 431
 432 /*
 433  * ice_fdir_setup - reserve and initialize the Flow Director resources
 434  * @pf: board private structure
 435  */
 436 static int
 437 ice_fdir_setup(struct ice_pf *pf)
 438 {
 439         struct rte_eth_dev *eth_dev = &rte_eth_devices[pf->dev_data->port_id];
 440         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 441         const struct rte_memzone *mz = NULL;
 442         char z_name[RTE_MEMZONE_NAMESIZE];
 443         struct ice_vsi *vsi;
 444         int err = ICE_SUCCESS;
 445
 446         if ((pf->flags & ICE_FLAG_FDIR) == 0) {
 447                 PMD_INIT_LOG(ERR, "HW doesn't support FDIR");
 448                 return -ENOTSUP;
 449         }
 450
 451         PMD_DRV_LOG(INFO, "FDIR HW Capabilities: fd_fltr_guar = %u,"
 452                     " fd_fltr_best_effort = %u.",
 453                     hw->func_caps.fd_fltr_guar,
 454                     hw->func_caps.fd_fltr_best_effort);
 455
 456         if (pf->fdir.fdir_vsi) {
 457                 PMD_DRV_LOG(INFO, "FDIR initialization has been done.");
 458                 return ICE_SUCCESS;
 459         }
 460
 461         /* make new FDIR VSI */
 462         vsi = ice_setup_vsi(pf, ICE_VSI_CTRL);
 463         if (!vsi) {
 464                 PMD_DRV_LOG(ERR, "Couldn't create FDIR VSI.");
 465                 return -EINVAL;
 466         }
 467         pf->fdir.fdir_vsi = vsi;
 468
 469         err = ice_fdir_init_filter_list(pf);
 470         if (err) {
 471                 PMD_DRV_LOG(ERR, "Failed to init FDIR filter list.");
 472                 return -EINVAL;
 473         }
 474
 475         err = ice_fdir_counter_init(pf);
 476         if (err) {
 477                 PMD_DRV_LOG(ERR, "Failed to init FDIR counter.");
 478                 return -EINVAL;
 479         }
 480
 481         /*Fdir tx queue setup*/
 482         err = ice_fdir_setup_tx_resources(pf);
 483         if (err) {
 484                 PMD_DRV_LOG(ERR, "Failed to setup FDIR TX resources.");
 485                 goto fail_setup_tx;
 486         }
 487
 488         /*Fdir rx queue setup*/
 489         err = ice_fdir_setup_rx_resources(pf);
 490         if (err) {
 491                 PMD_DRV_LOG(ERR, "Failed to setup FDIR RX resources.");
 492                 goto fail_setup_rx;
 493         }
 494
 495         err = ice_fdir_tx_queue_start(eth_dev, pf->fdir.txq->queue_id);
 496         if (err) {
 497                 PMD_DRV_LOG(ERR, "Failed to start FDIR TX queue.");
 498                 goto fail_mem;
 499         }
 500
 501         err = ice_fdir_rx_queue_start(eth_dev, pf->fdir.rxq->queue_id);
 502         if (err) {
 503                 PMD_DRV_LOG(ERR, "Failed to start FDIR RX queue.");
 504                 goto fail_mem;
 505         }
 506
 507         /* Enable FDIR MSIX interrupt */
 508         vsi->nb_used_qps = 1;
 509         ice_vsi_queues_bind_intr(vsi);
 510         ice_vsi_enable_queues_intr(vsi);
 511
 512         /* reserve memory for the fdir programming packet */
 513         snprintf(z_name, sizeof(z_name), "ICE_%s_%d",
 514                  ICE_FDIR_MZ_NAME,
 515                  eth_dev->data->port_id);
 516         mz = ice_memzone_reserve(z_name, ICE_FDIR_PKT_LEN, SOCKET_ID_ANY);
 517         if (!mz) {
 518                 PMD_DRV_LOG(ERR, "Cannot init memzone for "
 519                             "flow director program packet.");
 520                 err = -ENOMEM;
 521                 goto fail_mem;
 522         }
 523         pf->fdir.prg_pkt = mz->addr;
 524         pf->fdir.dma_addr = mz->iova;
 525         pf->fdir.mz = mz;
 526
 527         err = ice_fdir_prof_alloc(hw);
 528         if (err) {
 529                 PMD_DRV_LOG(ERR, "Cannot allocate memory for "
 530                             "flow director profile.");
 531                 err = -ENOMEM;
 532                 goto fail_prof;
 533         }
 534
 535         PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.",
 536                     vsi->base_queue);
 537         return ICE_SUCCESS;
 538
 539 fail_prof:
 540         rte_memzone_free(pf->fdir.mz);
 541         pf->fdir.mz = NULL;
 542 fail_mem:
 543         ice_rx_queue_release(pf->fdir.rxq);
 544         pf->fdir.rxq = NULL;
 545 fail_setup_rx:
 546         ice_tx_queue_release(pf->fdir.txq);
 547         pf->fdir.txq = NULL;
 548 fail_setup_tx:
 549         ice_release_vsi(vsi);
 550         pf->fdir.fdir_vsi = NULL;
 551         return err;
 552 }
 553
 554 static void
 555 ice_fdir_prof_free(struct ice_hw *hw)
 556 {
 557         enum ice_fltr_ptype ptype;
 558
 559         for (ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 560              ptype < ICE_FLTR_PTYPE_MAX;
 561              ptype++) {
 562                 rte_free(hw->fdir_prof[ptype]);
 563                 hw->fdir_prof[ptype] = NULL;
 564         }
 565
 566         rte_free(hw->fdir_prof);
 567         hw->fdir_prof = NULL;
 568 }
 569
 570 /* Remove a profile for some filter type */
 571 static void
 572 ice_fdir_prof_rm(struct ice_pf *pf, enum ice_fltr_ptype ptype, bool is_tunnel)
 573 {
 574         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 575         struct ice_fd_hw_prof *hw_prof;
 576         uint64_t prof_id;
 577         uint16_t vsi_num;
 578         int i;
 579
 580         if (!hw->fdir_prof || !hw->fdir_prof[ptype])
 581                 return;
 582
 583         hw_prof = hw->fdir_prof[ptype];
 584
 585         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 586         for (i = 0; i < pf->hw_prof_cnt[ptype][is_tunnel]; i++) {
 587                 if (hw_prof->entry_h[i][is_tunnel]) {
 588                         vsi_num = ice_get_hw_vsi_num(hw,
 589                                                      hw_prof->vsi_h[i]);
 590                         ice_rem_prof_id_flow(hw, ICE_BLK_FD,
 591                                              vsi_num, ptype);
 592                         ice_flow_rem_entry(hw, ICE_BLK_FD,
 593                                            hw_prof->entry_h[i][is_tunnel]);
 594                         hw_prof->entry_h[i][is_tunnel] = 0;
 595                 }
 596         }
 597         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 598         rte_free(hw_prof->fdir_seg[is_tunnel]);
 599         hw_prof->fdir_seg[is_tunnel] = NULL;
 600
 601         for (i = 0; i < hw_prof->cnt; i++)
 602                 hw_prof->vsi_h[i] = 0;
 603         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 604 }
 605
 606 /* Remove all created profiles */
 607 static void
 608 ice_fdir_prof_rm_all(struct ice_pf *pf)
 609 {
 610         enum ice_fltr_ptype ptype;
 611
 612         for (ptype = ICE_FLTR_PTYPE_NONF_NONE + 1;
 613              ptype < ICE_FLTR_PTYPE_MAX;
 614              ptype++) {
 615                 ice_fdir_prof_rm(pf, ptype, false);
 616                 ice_fdir_prof_rm(pf, ptype, true);
 617         }
 618 }
 619
 620 /*
 621  * ice_fdir_teardown - release the Flow Director resources
 622  * @pf: board private structure
 623  */
 624 static void
 625 ice_fdir_teardown(struct ice_pf *pf)
 626 {
 627         struct rte_eth_dev *eth_dev = &rte_eth_devices[pf->dev_data->port_id];
 628         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 629         struct ice_vsi *vsi;
 630         int err;
 631
 632         vsi = pf->fdir.fdir_vsi;
 633         if (!vsi)
 634                 return;
 635
 636         ice_vsi_disable_queues_intr(vsi);
 637
 638         err = ice_fdir_tx_queue_stop(eth_dev, pf->fdir.txq->queue_id);
 639         if (err)
 640                 PMD_DRV_LOG(ERR, "Failed to stop TX queue.");
 641
 642         err = ice_fdir_rx_queue_stop(eth_dev, pf->fdir.rxq->queue_id);
 643         if (err)
 644                 PMD_DRV_LOG(ERR, "Failed to stop RX queue.");
 645
 646         err = ice_fdir_counter_release(pf);
 647         if (err)
 648                 PMD_DRV_LOG(ERR, "Failed to release FDIR counter resource.");
 649
 650         ice_fdir_release_filter_list(pf);
 651
 652         ice_tx_queue_release(pf->fdir.txq);
 653         pf->fdir.txq = NULL;
 654         ice_rx_queue_release(pf->fdir.rxq);
 655         pf->fdir.rxq = NULL;
 656         ice_fdir_prof_rm_all(pf);
 657         ice_fdir_prof_free(hw);
 658         ice_release_vsi(vsi);
 659         pf->fdir.fdir_vsi = NULL;
 660
 661         if (pf->fdir.mz) {
 662                 err = rte_memzone_free(pf->fdir.mz);
 663                 pf->fdir.mz = NULL;
 664                 if (err)
 665                         PMD_DRV_LOG(ERR, "Failed to free FDIR memezone.");
 666         }
 667 }
 668
 669 static int
 670 ice_fdir_cur_prof_conflict(struct ice_pf *pf,
 671                            enum ice_fltr_ptype ptype,
 672                            struct ice_flow_seg_info *seg,
 673                            bool is_tunnel)
 674 {
 675         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 676         struct ice_flow_seg_info *ori_seg;
 677         struct ice_fd_hw_prof *hw_prof;
 678
 679         hw_prof = hw->fdir_prof[ptype];
 680         ori_seg = hw_prof->fdir_seg[is_tunnel];
 681
 682         /* profile does not exist */
 683         if (!ori_seg)
 684                 return 0;
 685
 686         /* if no input set conflict, return -EEXIST */
 687         if ((!is_tunnel && !memcmp(ori_seg, seg, sizeof(*seg))) ||
 688             (is_tunnel && !memcmp(&ori_seg[1], &seg[1], sizeof(*seg)))) {
 689                 PMD_DRV_LOG(DEBUG, "Profile already exists for flow type %d.",
 690                             ptype);
 691                 return -EEXIST;
 692         }
 693
 694         /* a rule with input set conflict already exist, so give up */
 695         if (pf->fdir_fltr_cnt[ptype][is_tunnel]) {
 696                 PMD_DRV_LOG(DEBUG, "Failed to create profile for flow type %d due to conflict with existing rule.",
 697                             ptype);
 698                 return -EINVAL;
 699         }
 700
 701         /* it's safe to delete an empty profile */
 702         ice_fdir_prof_rm(pf, ptype, is_tunnel);
 703         return 0;
 704 }
 705
 706 static bool
 707 ice_fdir_prof_resolve_conflict(struct ice_pf *pf,
 708                                enum ice_fltr_ptype ptype,
 709                                bool is_tunnel)
 710 {
 711         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 712         struct ice_fd_hw_prof *hw_prof;
 713         struct ice_flow_seg_info *seg;
 714
 715         hw_prof = hw->fdir_prof[ptype];
 716         seg = hw_prof->fdir_seg[is_tunnel];
 717
 718         /* profile does not exist */
 719         if (!seg)
 720                 return true;
 721
 722         /* profile exists and rule exists, fail to resolve the conflict */
 723         if (pf->fdir_fltr_cnt[ptype][is_tunnel] != 0)
 724                 return false;
 725
 726         /* it's safe to delete an empty profile */
 727         ice_fdir_prof_rm(pf, ptype, is_tunnel);
 728
 729         return true;
 730 }
 731
 732 static int
 733 ice_fdir_cross_prof_conflict(struct ice_pf *pf,
 734                              enum ice_fltr_ptype ptype,
 735                              bool is_tunnel)
 736 {
 737         enum ice_fltr_ptype cflct_ptype;
 738
 739         switch (ptype) {
 740         /* IPv4 */
 741         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 742         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 743         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 744                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
 745                 if (!ice_fdir_prof_resolve_conflict
 746                         (pf, cflct_ptype, is_tunnel))
 747                         goto err;
 748                 break;
 749         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 750                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
 751                 if (!ice_fdir_prof_resolve_conflict
 752                         (pf, cflct_ptype, is_tunnel))
 753                         goto err;
 754                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_TCP;
 755                 if (!ice_fdir_prof_resolve_conflict
 756                         (pf, cflct_ptype, is_tunnel))
 757                         goto err;
 758                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
 759                 if (!ice_fdir_prof_resolve_conflict
 760                         (pf, cflct_ptype, is_tunnel))
 761                         goto err;
 762                 break;
 763         /* IPv4 GTPU */
 764         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_UDP:
 765         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP:
 766         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP:
 767                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER;
 768                 if (!ice_fdir_prof_resolve_conflict
 769                         (pf, cflct_ptype, is_tunnel))
 770                         goto err;
 771                 break;
 772         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER:
 773                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_UDP;
 774                 if (!ice_fdir_prof_resolve_conflict
 775                         (pf, cflct_ptype, is_tunnel))
 776                         goto err;
 777                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP;
 778                 if (!ice_fdir_prof_resolve_conflict
 779                         (pf, cflct_ptype, is_tunnel))
 780                         goto err;
 781                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP;
 782                 if (!ice_fdir_prof_resolve_conflict
 783                         (pf, cflct_ptype, is_tunnel))
 784                         goto err;
 785                 break;
 786         /* IPv6 */
 787         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 788         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 789         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
 790                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
 791                 if (!ice_fdir_prof_resolve_conflict
 792                         (pf, cflct_ptype, is_tunnel))
 793                         goto err;
 794                 break;
 795         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
 796                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_UDP;
 797                 if (!ice_fdir_prof_resolve_conflict
 798                         (pf, cflct_ptype, is_tunnel))
 799                         goto err;
 800                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_TCP;
 801                 if (!ice_fdir_prof_resolve_conflict
 802                         (pf, cflct_ptype, is_tunnel))
 803                         goto err;
 804                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
 805                 if (!ice_fdir_prof_resolve_conflict
 806                         (pf, cflct_ptype, is_tunnel))
 807                         goto err;
 808                 break;
 809         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_UDP:
 810         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_TCP:
 811         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_SCTP:
 812                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_OTHER;
 813                 if (!ice_fdir_prof_resolve_conflict
 814                         (pf, cflct_ptype, is_tunnel))
 815                         goto err;
 816                 break;
 817         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_OTHER:
 818                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_UDP;
 819                 if (!ice_fdir_prof_resolve_conflict
 820                         (pf, cflct_ptype, is_tunnel))
 821                         goto err;
 822                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_TCP;
 823                 if (!ice_fdir_prof_resolve_conflict
 824                         (pf, cflct_ptype, is_tunnel))
 825                         goto err;
 826                 cflct_ptype = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_SCTP;
 827                 if (!ice_fdir_prof_resolve_conflict
 828                         (pf, cflct_ptype, is_tunnel))
 829                         goto err;
 830                 break;
 831         default:
 832                 break;
 833         }
 834         return 0;
 835 err:
 836         PMD_DRV_LOG(DEBUG, "Failed to create profile for flow type %d due to conflict with existing rule of flow type %d.",
 837                     ptype, cflct_ptype);
 838         return -EINVAL;
 839 }
 840
 841 static int
 842 ice_fdir_hw_tbl_conf(struct ice_pf *pf, struct ice_vsi *vsi,
 843                      struct ice_vsi *ctrl_vsi,
 844                      struct ice_flow_seg_info *seg,
 845                      enum ice_fltr_ptype ptype,
 846                      bool is_tunnel)
 847 {
 848         struct ice_hw *hw = ICE_PF_TO_HW(pf);
 849         enum ice_flow_dir dir = ICE_FLOW_RX;
 850         struct ice_fd_hw_prof *hw_prof;
 851         struct ice_flow_prof *prof;
 852         uint64_t entry_1 = 0;
 853         uint64_t entry_2 = 0;
 854         uint16_t vsi_num;
 855         int ret;
 856         uint64_t prof_id;
 857
 858         /* check if have input set conflict on current profile. */
 859         ret = ice_fdir_cur_prof_conflict(pf, ptype, seg, is_tunnel);
 860         if (ret)
 861                 return ret;
 862
 863         /* check if the profile is conflict with other profile. */
 864         ret = ice_fdir_cross_prof_conflict(pf, ptype, is_tunnel);
 865         if (ret)
 866                 return ret;
 867
 868         prof_id = ptype + is_tunnel * ICE_FLTR_PTYPE_MAX;
 869         ret = ice_flow_add_prof(hw, ICE_BLK_FD, dir, prof_id, seg,
 870                                 (is_tunnel) ? 2 : 1, NULL, 0, &prof);
 871         if (ret)
 872                 return ret;
 873         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 874                                  vsi->idx, ICE_FLOW_PRIO_NORMAL,
 875                                  seg, NULL, 0, &entry_1);
 876         if (ret) {
 877                 PMD_DRV_LOG(ERR, "Failed to add main VSI flow entry for %d.",
 878                             ptype);
 879                 goto err_add_prof;
 880         }
 881         ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vsi->idx,
 882                                  ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 883                                  seg, NULL, 0, &entry_2);
 884         if (ret) {
 885                 PMD_DRV_LOG(ERR, "Failed to add control VSI flow entry for %d.",
 886                             ptype);
 887                 goto err_add_entry;
 888         }
 889
 890         hw_prof = hw->fdir_prof[ptype];
 891         pf->hw_prof_cnt[ptype][is_tunnel] = 0;
 892         hw_prof->cnt = 0;
 893         hw_prof->fdir_seg[is_tunnel] = seg;
 894         hw_prof->vsi_h[hw_prof->cnt] = vsi->idx;
 895         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_1;
 896         pf->hw_prof_cnt[ptype][is_tunnel]++;
 897         hw_prof->vsi_h[hw_prof->cnt] = ctrl_vsi->idx;
 898         hw_prof->entry_h[hw_prof->cnt++][is_tunnel] = entry_2;
 899         pf->hw_prof_cnt[ptype][is_tunnel]++;
 900
 901         return ret;
 902
 903 err_add_entry:
 904         vsi_num = ice_get_hw_vsi_num(hw, vsi->idx);
 905         ice_rem_prof_id_flow(hw, ICE_BLK_FD, vsi_num, prof_id);
 906         ice_flow_rem_entry(hw, ICE_BLK_FD, entry_1);
 907 err_add_prof:
 908         ice_flow_rem_prof(hw, ICE_BLK_FD, prof_id);
 909
 910         return ret;
 911 }
 912
 913 static void
 914 ice_fdir_input_set_parse(uint64_t inset, enum ice_flow_field *field)
 915 {
 916         uint32_t i, j;
 917
 918         struct ice_inset_map {
 919                 uint64_t inset;
 920                 enum ice_flow_field fld;
 921         };
 922         static const struct ice_inset_map ice_inset_map[] = {
 923                 {ICE_INSET_DMAC, ICE_FLOW_FIELD_IDX_ETH_DA},
 924                 {ICE_INSET_ETHERTYPE, ICE_FLOW_FIELD_IDX_ETH_TYPE},
 925                 {ICE_INSET_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 926                 {ICE_INSET_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 927                 {ICE_INSET_IPV4_TOS, ICE_FLOW_FIELD_IDX_IPV4_DSCP},
 928                 {ICE_INSET_IPV4_TTL, ICE_FLOW_FIELD_IDX_IPV4_TTL},
 929                 {ICE_INSET_IPV4_PROTO, ICE_FLOW_FIELD_IDX_IPV4_PROT},
 930                 {ICE_INSET_IPV4_PKID, ICE_FLOW_FIELD_IDX_IPV4_ID},
 931                 {ICE_INSET_IPV6_SRC, ICE_FLOW_FIELD_IDX_IPV6_SA},
 932                 {ICE_INSET_IPV6_DST, ICE_FLOW_FIELD_IDX_IPV6_DA},
 933                 {ICE_INSET_IPV6_TC, ICE_FLOW_FIELD_IDX_IPV6_DSCP},
 934                 {ICE_INSET_IPV6_NEXT_HDR, ICE_FLOW_FIELD_IDX_IPV6_PROT},
 935                 {ICE_INSET_IPV6_HOP_LIMIT, ICE_FLOW_FIELD_IDX_IPV6_TTL},
 936                 {ICE_INSET_IPV6_PKID, ICE_FLOW_FIELD_IDX_IPV6_ID},
 937                 {ICE_INSET_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 938                 {ICE_INSET_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 939                 {ICE_INSET_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 940                 {ICE_INSET_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 941                 {ICE_INSET_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 942                 {ICE_INSET_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 943                 {ICE_INSET_IPV4_SRC, ICE_FLOW_FIELD_IDX_IPV4_SA},
 944                 {ICE_INSET_IPV4_DST, ICE_FLOW_FIELD_IDX_IPV4_DA},
 945                 {ICE_INSET_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 946                 {ICE_INSET_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 947                 {ICE_INSET_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
 948                 {ICE_INSET_UDP_DST_PORT, ICE_FLOW_FIELD_IDX_UDP_DST_PORT},
 949                 {ICE_INSET_SCTP_SRC_PORT, ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT},
 950                 {ICE_INSET_SCTP_DST_PORT, ICE_FLOW_FIELD_IDX_SCTP_DST_PORT},
 951                 {ICE_INSET_GTPU_TEID, ICE_FLOW_FIELD_IDX_GTPU_IP_TEID},
 952                 {ICE_INSET_GTPU_QFI, ICE_FLOW_FIELD_IDX_GTPU_EH_QFI},
 953                 {ICE_INSET_VXLAN_VNI, ICE_FLOW_FIELD_IDX_VXLAN_VNI},
 954                 {ICE_INSET_ESP_SPI, ICE_FLOW_FIELD_IDX_ESP_SPI},
 955                 {ICE_INSET_NAT_T_ESP_SPI, ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI},
 956         };
 957
 958         for (i = 0, j = 0; i < RTE_DIM(ice_inset_map); i++) {
 959                 if ((inset & ice_inset_map[i].inset) ==
 960                     ice_inset_map[i].inset)
 961                         field[j++] = ice_inset_map[i].fld;
 962         }
 963 }
 964
 965 static void
 966 ice_fdir_input_set_hdrs(enum ice_fltr_ptype flow, struct ice_flow_seg_info *seg)
 967 {
 968         switch (flow) {
 969         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 970                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 971                                   ICE_FLOW_SEG_HDR_IPV4 |
 972                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 973                 break;
 974         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 975                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 976                                   ICE_FLOW_SEG_HDR_IPV4 |
 977                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 978                 break;
 979         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 980                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 981                                   ICE_FLOW_SEG_HDR_IPV4 |
 982                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 983                 break;
 984         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 985                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4 |
 986                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 987                 break;
 988         case ICE_FLTR_PTYPE_FRAG_IPV4:
 989                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4 |
 990                                   ICE_FLOW_SEG_HDR_IPV_FRAG);
 991                 break;
 992         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 993                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 994                                   ICE_FLOW_SEG_HDR_IPV6 |
 995                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 996                 break;
 997         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 998                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 999                                   ICE_FLOW_SEG_HDR_IPV6 |
1000                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1001                 break;
1002         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
1003                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
1004                                   ICE_FLOW_SEG_HDR_IPV6 |
1005                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1006                 break;
1007         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
1008                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6 |
1009                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1010                 break;
1011         case ICE_FLTR_PTYPE_FRAG_IPV6:
1012                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6 |
1013                                   ICE_FLOW_SEG_HDR_IPV_FRAG);
1014                 break;
1015         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_UDP:
1016         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_TCP:
1017         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_SCTP:
1018                 break;
1019         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_OTHER:
1020                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV_OTHER);
1021                 break;
1022         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU:
1023                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_IP |
1024                                   ICE_FLOW_SEG_HDR_IPV4 |
1025                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1026                 break;
1027         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_EH:
1028                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
1029                                   ICE_FLOW_SEG_HDR_GTPU_IP |
1030                                   ICE_FLOW_SEG_HDR_IPV4 |
1031                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1032                 break;
1033         case ICE_FLTR_PTYPE_NONF_IPV6_GTPU:
1034                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_IP |
1035                                   ICE_FLOW_SEG_HDR_IPV6 |
1036                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1037                 break;
1038         case ICE_FLTR_PTYPE_NONF_IPV6_GTPU_EH:
1039                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
1040                                   ICE_FLOW_SEG_HDR_GTPU_IP |
1041                                   ICE_FLOW_SEG_HDR_IPV6 |
1042                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1043                 break;
1044         case ICE_FLTR_PTYPE_NON_IP_L2:
1045                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_ETH_NON_IP);
1046                 break;
1047         case ICE_FLTR_PTYPE_NONF_IPV4_ESP:
1048                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_ESP |
1049                                   ICE_FLOW_SEG_HDR_IPV4 |
1050                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1051                 break;
1052         case ICE_FLTR_PTYPE_NONF_IPV6_ESP:
1053                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_ESP |
1054                                   ICE_FLOW_SEG_HDR_IPV6 |
1055                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1056                 break;
1057         case ICE_FLTR_PTYPE_NONF_IPV4_NAT_T_ESP:
1058                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_NAT_T_ESP |
1059                                   ICE_FLOW_SEG_HDR_IPV4 |
1060                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1061                 break;
1062         case ICE_FLTR_PTYPE_NONF_IPV6_NAT_T_ESP:
1063                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_NAT_T_ESP |
1064                                   ICE_FLOW_SEG_HDR_IPV6 |
1065                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1066                 break;
1067         default:
1068                 PMD_DRV_LOG(ERR, "not supported filter type.");
1069                 break;
1070         }
1071 }
1072
1073 static int
1074 ice_fdir_input_set_conf(struct ice_pf *pf, enum ice_fltr_ptype flow,
1075                         uint64_t inner_input_set, uint64_t outer_input_set,
1076                         enum ice_fdir_tunnel_type ttype)
1077 {
1078         struct ice_flow_seg_info *seg;
1079         struct ice_flow_seg_info *seg_tun = NULL;
1080         enum ice_flow_field field[ICE_FLOW_FIELD_IDX_MAX];
1081         uint64_t input_set;
1082         bool is_tunnel;
1083         int k, i, ret = 0;
1084
1085         if (!(inner_input_set | outer_input_set))
1086                 return -EINVAL;
1087
1088         seg_tun = (struct ice_flow_seg_info *)
1089                 ice_malloc(hw, sizeof(*seg_tun) * ICE_FD_HW_SEG_MAX);
1090         if (!seg_tun) {
1091                 PMD_DRV_LOG(ERR, "No memory can be allocated");
1092                 return -ENOMEM;
1093         }
1094
1095         /* use seg_tun[1] to record tunnel inner part */
1096         for (k = 0; k <= ICE_FD_HW_SEG_TUN; k++) {
1097                 seg = &seg_tun[k];
1098                 input_set = (k == ICE_FD_HW_SEG_TUN) ? inner_input_set : outer_input_set;
1099                 if (input_set == 0)
1100                         continue;
1101
1102                 for (i = 0; i < ICE_FLOW_FIELD_IDX_MAX; i++)
1103                         field[i] = ICE_FLOW_FIELD_IDX_MAX;
1104
1105                 ice_fdir_input_set_parse(input_set, field);
1106
1107                 ice_fdir_input_set_hdrs(flow, seg);
1108
1109                 for (i = 0; field[i] != ICE_FLOW_FIELD_IDX_MAX; i++) {
1110                         ice_flow_set_fld(seg, field[i],
1111                                          ICE_FLOW_FLD_OFF_INVAL,
1112                                          ICE_FLOW_FLD_OFF_INVAL,
1113                                          ICE_FLOW_FLD_OFF_INVAL, false);
1114                 }
1115         }
1116
1117         is_tunnel = ice_fdir_is_tunnel_profile(ttype);
1118
1119         ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
1120                                    seg_tun, flow, is_tunnel);
1121
1122         if (!ret) {
1123                 return ret;
1124         } else if (ret < 0) {
1125                 rte_free(seg_tun);
1126                 return (ret == -EEXIST) ? 0 : ret;
1127         } else {
1128                 return ret;
1129         }
1130 }
1131
1132 static void
1133 ice_fdir_cnt_update(struct ice_pf *pf, enum ice_fltr_ptype ptype,
1134                     bool is_tunnel, bool add)
1135 {
1136         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1137         int cnt;
1138
1139         cnt = (add) ? 1 : -1;
1140         hw->fdir_active_fltr += cnt;
1141         if (ptype == ICE_FLTR_PTYPE_NONF_NONE || ptype >= ICE_FLTR_PTYPE_MAX)
1142                 PMD_DRV_LOG(ERR, "Unknown filter type %d", ptype);
1143         else
1144                 pf->fdir_fltr_cnt[ptype][is_tunnel] += cnt;
1145 }
1146
1147 static int
1148 ice_fdir_init(struct ice_adapter *ad)
1149 {
1150         struct ice_pf *pf = &ad->pf;
1151         struct ice_flow_parser *parser;
1152         int ret;
1153
1154         if (ad->hw.dcf_enabled)
1155                 return 0;
1156
1157         ret = ice_fdir_setup(pf);
1158         if (ret)
1159                 return ret;
1160
1161         parser = &ice_fdir_parser;
1162
1163         return ice_register_parser(parser, ad);
1164 }
1165
1166 static void
1167 ice_fdir_uninit(struct ice_adapter *ad)
1168 {
1169         struct ice_flow_parser *parser;
1170         struct ice_pf *pf = &ad->pf;
1171
1172         if (ad->hw.dcf_enabled)
1173                 return;
1174
1175         parser = &ice_fdir_parser;
1176
1177         ice_unregister_parser(parser, ad);
1178
1179         ice_fdir_teardown(pf);
1180 }
1181
1182 static int
1183 ice_fdir_is_tunnel_profile(enum ice_fdir_tunnel_type tunnel_type)
1184 {
1185         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN)
1186                 return 1;
1187         else
1188                 return 0;
1189 }
1190
1191 static int
1192 ice_fdir_add_del_filter(struct ice_pf *pf,
1193                         struct ice_fdir_filter_conf *filter,
1194                         bool add)
1195 {
1196         struct ice_fltr_desc desc;
1197         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1198         unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt;
1199         bool is_tun;
1200         int ret;
1201
1202         filter->input.dest_vsi = pf->main_vsi->idx;
1203
1204         memset(&desc, 0, sizeof(desc));
1205         filter->input.comp_report = ICE_FXD_FLTR_QW0_COMP_REPORT_SW;
1206         ice_fdir_get_prgm_desc(hw, &filter->input, &desc, add);
1207
1208         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1209
1210         memset(pkt, 0, ICE_FDIR_PKT_LEN);
1211         ret = ice_fdir_get_gen_prgm_pkt(hw, &filter->input, pkt, false, is_tun);
1212         if (ret) {
1213                 PMD_DRV_LOG(ERR, "Generate dummy packet failed");
1214                 return -EINVAL;
1215         }
1216
1217         return ice_fdir_programming(pf, &desc);
1218 }
1219
1220 static void
1221 ice_fdir_extract_fltr_key(struct ice_fdir_fltr_pattern *key,
1222                           struct ice_fdir_filter_conf *filter)
1223 {
1224         struct ice_fdir_fltr *input = &filter->input;
1225         memset(key, 0, sizeof(*key));
1226
1227         key->flow_type = input->flow_type;
1228         rte_memcpy(&key->ip, &input->ip, sizeof(key->ip));
1229         rte_memcpy(&key->mask, &input->mask, sizeof(key->mask));
1230         rte_memcpy(&key->ext_data, &input->ext_data, sizeof(key->ext_data));
1231         rte_memcpy(&key->ext_mask, &input->ext_mask, sizeof(key->ext_mask));
1232
1233         rte_memcpy(&key->gtpu_data, &input->gtpu_data, sizeof(key->gtpu_data));
1234         rte_memcpy(&key->gtpu_mask, &input->gtpu_mask, sizeof(key->gtpu_mask));
1235
1236         key->tunnel_type = filter->tunnel_type;
1237 }
1238
1239 /* Check if there exists the flow director filter */
1240 static struct ice_fdir_filter_conf *
1241 ice_fdir_entry_lookup(struct ice_fdir_info *fdir_info,
1242                         const struct ice_fdir_fltr_pattern *key)
1243 {
1244         int ret;
1245
1246         ret = rte_hash_lookup(fdir_info->hash_table, key);
1247         if (ret < 0)
1248                 return NULL;
1249
1250         return fdir_info->hash_map[ret];
1251 }
1252
1253 /* Add a flow director entry into the SW list */
1254 static int
1255 ice_fdir_entry_insert(struct ice_pf *pf,
1256                       struct ice_fdir_filter_conf *entry,
1257                       struct ice_fdir_fltr_pattern *key)
1258 {
1259         struct ice_fdir_info *fdir_info = &pf->fdir;
1260         int ret;
1261
1262         ret = rte_hash_add_key(fdir_info->hash_table, key);
1263         if (ret < 0) {
1264                 PMD_DRV_LOG(ERR,
1265                             "Failed to insert fdir entry to hash table %d!",
1266                             ret);
1267                 return ret;
1268         }
1269         fdir_info->hash_map[ret] = entry;
1270
1271         return 0;
1272 }
1273
1274 /* Delete a flow director entry from the SW list */
1275 static int
1276 ice_fdir_entry_del(struct ice_pf *pf, struct ice_fdir_fltr_pattern *key)
1277 {
1278         struct ice_fdir_info *fdir_info = &pf->fdir;
1279         int ret;
1280
1281         ret = rte_hash_del_key(fdir_info->hash_table, key);
1282         if (ret < 0) {
1283                 PMD_DRV_LOG(ERR,
1284                             "Failed to delete fdir filter to hash table %d!",
1285                             ret);
1286                 return ret;
1287         }
1288         fdir_info->hash_map[ret] = NULL;
1289
1290         return 0;
1291 }
1292
1293 static int
1294 ice_fdir_create_filter(struct ice_adapter *ad,
1295                        struct rte_flow *flow,
1296                        void *meta,
1297                        struct rte_flow_error *error)
1298 {
1299         struct ice_pf *pf = &ad->pf;
1300         struct ice_fdir_filter_conf *filter = meta;
1301         struct ice_fdir_info *fdir_info = &pf->fdir;
1302         struct ice_fdir_filter_conf *entry, *node;
1303         struct ice_fdir_fltr_pattern key;
1304         bool is_tun;
1305         int ret;
1306
1307         ice_fdir_extract_fltr_key(&key, filter);
1308         node = ice_fdir_entry_lookup(fdir_info, &key);
1309         if (node) {
1310                 rte_flow_error_set(error, EEXIST,
1311                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1312                                    "Rule already exists!");
1313                 return -rte_errno;
1314         }
1315
1316         entry = rte_zmalloc("fdir_entry", sizeof(*entry), 0);
1317         if (!entry) {
1318                 rte_flow_error_set(error, ENOMEM,
1319                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1320                                    "Failed to allocate memory");
1321                 return -rte_errno;
1322         }
1323
1324         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1325
1326         ret = ice_fdir_input_set_conf(pf, filter->input.flow_type,
1327                                       filter->input_set_i, filter->input_set_o,
1328                                       filter->tunnel_type);
1329         if (ret) {
1330                 rte_flow_error_set(error, -ret,
1331                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1332                                    "Profile configure failed.");
1333                 goto free_entry;
1334         }
1335
1336         /* alloc counter for FDIR */
1337         if (filter->input.cnt_ena) {
1338                 struct rte_flow_action_count *act_count = &filter->act_count;
1339
1340                 filter->counter = ice_fdir_counter_alloc(pf,
1341                                                          act_count->shared,
1342                                                          act_count->id);
1343                 if (!filter->counter) {
1344                         rte_flow_error_set(error, EINVAL,
1345                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
1346                                         "Failed to alloc FDIR counter.");
1347                         goto free_entry;
1348                 }
1349                 filter->input.cnt_index = filter->counter->hw_index;
1350         }
1351
1352         ret = ice_fdir_add_del_filter(pf, filter, true);
1353         if (ret) {
1354                 rte_flow_error_set(error, -ret,
1355                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1356                                    "Add filter rule failed.");
1357                 goto free_counter;
1358         }
1359
1360         if (filter->mark_flag == 1)
1361                 ice_fdir_rx_parsing_enable(ad, 1);
1362
1363         rte_memcpy(entry, filter, sizeof(*entry));
1364         ret = ice_fdir_entry_insert(pf, entry, &key);
1365         if (ret) {
1366                 rte_flow_error_set(error, -ret,
1367                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1368                                    "Insert entry to table failed.");
1369                 goto free_entry;
1370         }
1371
1372         flow->rule = entry;
1373         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, true);
1374
1375         return 0;
1376
1377 free_counter:
1378         if (filter->counter) {
1379                 ice_fdir_counter_free(pf, filter->counter);
1380                 filter->counter = NULL;
1381         }
1382
1383 free_entry:
1384         rte_free(entry);
1385         return -rte_errno;
1386 }
1387
1388 static int
1389 ice_fdir_destroy_filter(struct ice_adapter *ad,
1390                         struct rte_flow *flow,
1391                         struct rte_flow_error *error)
1392 {
1393         struct ice_pf *pf = &ad->pf;
1394         struct ice_fdir_info *fdir_info = &pf->fdir;
1395         struct ice_fdir_filter_conf *filter, *entry;
1396         struct ice_fdir_fltr_pattern key;
1397         bool is_tun;
1398         int ret;
1399
1400         filter = (struct ice_fdir_filter_conf *)flow->rule;
1401
1402         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1403
1404         if (filter->counter) {
1405                 ice_fdir_counter_free(pf, filter->counter);
1406                 filter->counter = NULL;
1407         }
1408
1409         ice_fdir_extract_fltr_key(&key, filter);
1410         entry = ice_fdir_entry_lookup(fdir_info, &key);
1411         if (!entry) {
1412                 rte_flow_error_set(error, ENOENT,
1413                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1414                                    "Can't find entry.");
1415                 return -rte_errno;
1416         }
1417
1418         ret = ice_fdir_add_del_filter(pf, filter, false);
1419         if (ret) {
1420                 rte_flow_error_set(error, -ret,
1421                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1422                                    "Del filter rule failed.");
1423                 return -rte_errno;
1424         }
1425
1426         ret = ice_fdir_entry_del(pf, &key);
1427         if (ret) {
1428                 rte_flow_error_set(error, -ret,
1429                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1430                                    "Remove entry from table failed.");
1431                 return -rte_errno;
1432         }
1433
1434         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, false);
1435
1436         if (filter->mark_flag == 1)
1437                 ice_fdir_rx_parsing_enable(ad, 0);
1438
1439         flow->rule = NULL;
1440
1441         rte_free(filter);
1442
1443         return 0;
1444 }
1445
1446 static int
1447 ice_fdir_query_count(struct ice_adapter *ad,
1448                       struct rte_flow *flow,
1449                       struct rte_flow_query_count *flow_stats,
1450                       struct rte_flow_error *error)
1451 {
1452         struct ice_pf *pf = &ad->pf;
1453         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1454         struct ice_fdir_filter_conf *filter = flow->rule;
1455         struct ice_fdir_counter *counter = filter->counter;
1456         uint64_t hits_lo, hits_hi;
1457
1458         if (!counter) {
1459                 rte_flow_error_set(error, EINVAL,
1460                                   RTE_FLOW_ERROR_TYPE_ACTION,
1461                                   NULL,
1462                                   "FDIR counters not available");
1463                 return -rte_errno;
1464         }
1465
1466         /*
1467          * Reading the low 32-bits latches the high 32-bits into a shadow
1468          * register. Reading the high 32-bit returns the value in the
1469          * shadow register.
1470          */
1471         hits_lo = ICE_READ_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index));
1472         hits_hi = ICE_READ_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index));
1473
1474         flow_stats->hits_set = 1;
1475         flow_stats->hits = hits_lo | (hits_hi << 32);
1476         flow_stats->bytes_set = 0;
1477         flow_stats->bytes = 0;
1478
1479         if (flow_stats->reset) {
1480                 /* reset statistic counter value */
1481                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index), 0);
1482                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index), 0);
1483         }
1484
1485         return 0;
1486 }
1487
1488 static struct ice_flow_engine ice_fdir_engine = {
1489         .init = ice_fdir_init,
1490         .uninit = ice_fdir_uninit,
1491         .create = ice_fdir_create_filter,
1492         .destroy = ice_fdir_destroy_filter,
1493         .query_count = ice_fdir_query_count,
1494         .type = ICE_FLOW_ENGINE_FDIR,
1495 };
1496
1497 static int
1498 ice_fdir_parse_action_qregion(struct ice_pf *pf,
1499                               struct rte_flow_error *error,
1500                               const struct rte_flow_action *act,
1501                               struct ice_fdir_filter_conf *filter)
1502 {
1503         const struct rte_flow_action_rss *rss = act->conf;
1504         uint32_t i;
1505
1506         if (act->type != RTE_FLOW_ACTION_TYPE_RSS) {
1507                 rte_flow_error_set(error, EINVAL,
1508                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1509                                    "Invalid action.");
1510                 return -rte_errno;
1511         }
1512
1513         if (rss->queue_num <= 1) {
1514                 rte_flow_error_set(error, EINVAL,
1515                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1516                                    "Queue region size can't be 0 or 1.");
1517                 return -rte_errno;
1518         }
1519
1520         /* check if queue index for queue region is continuous */
1521         for (i = 0; i < rss->queue_num - 1; i++) {
1522                 if (rss->queue[i + 1] != rss->queue[i] + 1) {
1523                         rte_flow_error_set(error, EINVAL,
1524                                            RTE_FLOW_ERROR_TYPE_ACTION, act,
1525                                            "Discontinuous queue region");
1526                         return -rte_errno;
1527                 }
1528         }
1529
1530         if (rss->queue[rss->queue_num - 1] >= pf->dev_data->nb_rx_queues) {
1531                 rte_flow_error_set(error, EINVAL,
1532                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1533                                    "Invalid queue region indexes.");
1534                 return -rte_errno;
1535         }
1536
1537         if (!(rte_is_power_of_2(rss->queue_num) &&
1538              (rss->queue_num <= ICE_FDIR_MAX_QREGION_SIZE))) {
1539                 rte_flow_error_set(error, EINVAL,
1540                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1541                                    "The region size should be any of the following values:"
1542                                    "1, 2, 4, 8, 16, 32, 64, 128 as long as the total number "
1543                                    "of queues do not exceed the VSI allocation.");
1544                 return -rte_errno;
1545         }
1546
1547         filter->input.q_index = rss->queue[0];
1548         filter->input.q_region = rte_fls_u32(rss->queue_num) - 1;
1549         filter->input.dest_ctl = ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QGROUP;
1550
1551         return 0;
1552 }
1553
1554 static int
1555 ice_fdir_parse_action(struct ice_adapter *ad,
1556                       const struct rte_flow_action actions[],
1557                       struct rte_flow_error *error,
1558                       struct ice_fdir_filter_conf *filter)
1559 {
1560         struct ice_pf *pf = &ad->pf;
1561         const struct rte_flow_action_queue *act_q;
1562         const struct rte_flow_action_mark *mark_spec = NULL;
1563         const struct rte_flow_action_count *act_count;
1564         uint32_t dest_num = 0;
1565         uint32_t mark_num = 0;
1566         uint32_t counter_num = 0;
1567         int ret;
1568
1569         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1570                 switch (actions->type) {
1571                 case RTE_FLOW_ACTION_TYPE_VOID:
1572                         break;
1573                 case RTE_FLOW_ACTION_TYPE_QUEUE:
1574                         dest_num++;
1575
1576                         act_q = actions->conf;
1577                         filter->input.q_index = act_q->index;
1578                         if (filter->input.q_index >=
1579                                         pf->dev_data->nb_rx_queues) {
1580                                 rte_flow_error_set(error, EINVAL,
1581                                                    RTE_FLOW_ERROR_TYPE_ACTION,
1582                                                    actions,
1583                                                    "Invalid queue for FDIR.");
1584                                 return -rte_errno;
1585                         }
1586                         filter->input.dest_ctl =
1587                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1588                         break;
1589                 case RTE_FLOW_ACTION_TYPE_DROP:
1590                         dest_num++;
1591
1592                         filter->input.dest_ctl =
1593                                 ICE_FLTR_PRGM_DESC_DEST_DROP_PKT;
1594                         break;
1595                 case RTE_FLOW_ACTION_TYPE_PASSTHRU:
1596                         dest_num++;
1597
1598                         filter->input.dest_ctl =
1599                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_OTHER;
1600                         break;
1601                 case RTE_FLOW_ACTION_TYPE_RSS:
1602                         dest_num++;
1603
1604                         ret = ice_fdir_parse_action_qregion(pf,
1605                                                 error, actions, filter);
1606                         if (ret)
1607                                 return ret;
1608                         break;
1609                 case RTE_FLOW_ACTION_TYPE_MARK:
1610                         mark_num++;
1611                         filter->mark_flag = 1;
1612                         mark_spec = actions->conf;
1613                         filter->input.fltr_id = mark_spec->id;
1614                         filter->input.fdid_prio = ICE_FXD_FLTR_QW1_FDID_PRI_ONE;
1615                         break;
1616                 case RTE_FLOW_ACTION_TYPE_COUNT:
1617                         counter_num++;
1618
1619                         act_count = actions->conf;
1620                         filter->input.cnt_ena = ICE_FXD_FLTR_QW0_STAT_ENA_PKTS;
1621                         rte_memcpy(&filter->act_count, act_count,
1622                                                 sizeof(filter->act_count));
1623
1624                         break;
1625                 default:
1626                         rte_flow_error_set(error, EINVAL,
1627                                    RTE_FLOW_ERROR_TYPE_ACTION, actions,
1628                                    "Invalid action.");
1629                         return -rte_errno;
1630                 }
1631         }
1632
1633         if (dest_num >= 2) {
1634                 rte_flow_error_set(error, EINVAL,
1635                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1636                            "Unsupported action combination");
1637                 return -rte_errno;
1638         }
1639
1640         if (mark_num >= 2) {
1641                 rte_flow_error_set(error, EINVAL,
1642                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1643                            "Too many mark actions");
1644                 return -rte_errno;
1645         }
1646
1647         if (counter_num >= 2) {
1648                 rte_flow_error_set(error, EINVAL,
1649                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1650                            "Too many count actions");
1651                 return -rte_errno;
1652         }
1653
1654         if (dest_num + mark_num + counter_num == 0) {
1655                 rte_flow_error_set(error, EINVAL,
1656                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1657                            "Empty action");
1658                 return -rte_errno;
1659         }
1660
1661         /* set default action to PASSTHRU mode, in "mark/count only" case. */
1662         if (dest_num == 0)
1663                 filter->input.dest_ctl =
1664                         ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_OTHER;
1665
1666         return 0;
1667 }
1668
1669 static int
1670 ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
1671                        const struct rte_flow_item pattern[],
1672                        struct rte_flow_error *error,
1673                        struct ice_fdir_filter_conf *filter)
1674 {
1675         const struct rte_flow_item *item = pattern;
1676         enum rte_flow_item_type item_type;
1677         enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
1678         enum rte_flow_item_type l4 = RTE_FLOW_ITEM_TYPE_END;
1679         enum ice_fdir_tunnel_type tunnel_type = ICE_FDIR_TUNNEL_TYPE_NONE;
1680         const struct rte_flow_item_eth *eth_spec, *eth_mask;
1681         const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_last, *ipv4_mask;
1682         const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
1683         const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_spec,
1684                                         *ipv6_frag_mask;
1685         const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
1686         const struct rte_flow_item_udp *udp_spec, *udp_mask;
1687         const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
1688         const struct rte_flow_item_vxlan *vxlan_spec, *vxlan_mask;
1689         const struct rte_flow_item_gtp *gtp_spec, *gtp_mask;
1690         const struct rte_flow_item_gtp_psc *gtp_psc_spec, *gtp_psc_mask;
1691         const struct rte_flow_item_esp *esp_spec, *esp_mask;
1692         uint64_t input_set_i = ICE_INSET_NONE; /* only for tunnel inner */
1693         uint64_t input_set_o = ICE_INSET_NONE; /* non-tunnel and tunnel outer */
1694         uint64_t *input_set;
1695         uint8_t flow_type = ICE_FLTR_PTYPE_NONF_NONE;
1696         uint8_t  ipv6_addr_mask[16] = {
1697                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
1698                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
1699         };
1700         uint32_t vtc_flow_cpu;
1701         uint16_t ether_type;
1702         enum rte_flow_item_type next_type;
1703         bool is_outer = true;
1704         struct ice_fdir_extra *p_ext_data;
1705         struct ice_fdir_v4 *p_v4 = NULL;
1706         struct ice_fdir_v6 *p_v6 = NULL;
1707
1708         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1709                 if (item->type == RTE_FLOW_ITEM_TYPE_VXLAN)
1710                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_VXLAN;
1711                 /* To align with shared code behavior, save gtpu outer
1712                  * fields in inner struct.
1713                  */
1714                 if (item->type == RTE_FLOW_ITEM_TYPE_GTPU ||
1715                     item->type == RTE_FLOW_ITEM_TYPE_GTP_PSC) {
1716                         is_outer = false;
1717                 }
1718         }
1719
1720         /* This loop parse flow pattern and distinguish Non-tunnel and tunnel
1721          * flow. input_set_i is used for inner part.
1722          */
1723         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1724                 item_type = item->type;
1725
1726                 if (item->last && !(item_type == RTE_FLOW_ITEM_TYPE_IPV4 ||
1727                                     item_type ==
1728                                     RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT)) {
1729                         rte_flow_error_set(error, EINVAL,
1730                                            RTE_FLOW_ERROR_TYPE_ITEM, item,
1731                                            "Not support range");
1732                 }
1733
1734                 input_set = (tunnel_type && !is_outer) ?
1735                             &input_set_i : &input_set_o;
1736
1737                 switch (item_type) {
1738                 case RTE_FLOW_ITEM_TYPE_ETH:
1739                         flow_type = ICE_FLTR_PTYPE_NON_IP_L2;
1740                         eth_spec = item->spec;
1741                         eth_mask = item->mask;
1742
1743                         if (!(eth_spec && eth_mask))
1744                                 break;
1745
1746                         if (!rte_is_zero_ether_addr(&eth_mask->dst))
1747                                 *input_set |= ICE_INSET_DMAC;
1748                         if (!rte_is_zero_ether_addr(&eth_mask->src))
1749                                 *input_set |= ICE_INSET_SMAC;
1750
1751                         next_type = (item + 1)->type;
1752                         /* Ignore this field except for ICE_FLTR_PTYPE_NON_IP_L2 */
1753                         if (eth_mask->type == RTE_BE16(0xffff) &&
1754                             next_type == RTE_FLOW_ITEM_TYPE_END) {
1755                                 *input_set |= ICE_INSET_ETHERTYPE;
1756                                 ether_type = rte_be_to_cpu_16(eth_spec->type);
1757
1758                                 if (ether_type == RTE_ETHER_TYPE_IPV4 ||
1759                                     ether_type == RTE_ETHER_TYPE_IPV6) {
1760                                         rte_flow_error_set(error, EINVAL,
1761                                                            RTE_FLOW_ERROR_TYPE_ITEM,
1762                                                            item,
1763                                                            "Unsupported ether_type.");
1764                                         return -rte_errno;
1765                                 }
1766                         }
1767
1768                         p_ext_data = (tunnel_type && is_outer) ?
1769                                      &filter->input.ext_data_outer :
1770                                      &filter->input.ext_data;
1771                         rte_memcpy(&p_ext_data->src_mac,
1772                                    &eth_spec->src, RTE_ETHER_ADDR_LEN);
1773                         rte_memcpy(&p_ext_data->dst_mac,
1774                                    &eth_spec->dst, RTE_ETHER_ADDR_LEN);
1775                         rte_memcpy(&p_ext_data->ether_type,
1776                                    &eth_spec->type, sizeof(eth_spec->type));
1777                         break;
1778                 case RTE_FLOW_ITEM_TYPE_IPV4:
1779                         flow_type = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
1780                         l3 = RTE_FLOW_ITEM_TYPE_IPV4;
1781                         ipv4_spec = item->spec;
1782                         ipv4_last = item->last;
1783                         ipv4_mask = item->mask;
1784                         p_v4 = (tunnel_type && is_outer) ?
1785                                &filter->input.ip_outer.v4 :
1786                                &filter->input.ip.v4;
1787
1788                         if (!(ipv4_spec && ipv4_mask))
1789                                 break;
1790
1791                         /* Check IPv4 mask and update input set */
1792                         if (ipv4_mask->hdr.version_ihl ||
1793                             ipv4_mask->hdr.total_length ||
1794                             ipv4_mask->hdr.hdr_checksum) {
1795                                 rte_flow_error_set(error, EINVAL,
1796                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1797                                                    item,
1798                                                    "Invalid IPv4 mask.");
1799                                 return -rte_errno;
1800                         }
1801
1802                         if (ipv4_last &&
1803                             (ipv4_last->hdr.version_ihl ||
1804                              ipv4_last->hdr.type_of_service ||
1805                              ipv4_last->hdr.time_to_live ||
1806                              ipv4_last->hdr.total_length |
1807                              ipv4_last->hdr.next_proto_id ||
1808                              ipv4_last->hdr.hdr_checksum ||
1809                              ipv4_last->hdr.src_addr ||
1810                              ipv4_last->hdr.dst_addr)) {
1811                                 rte_flow_error_set(error, EINVAL,
1812                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1813                                                    item, "Invalid IPv4 last.");
1814                                 return -rte_errno;
1815                         }
1816
1817                         if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
1818                                 *input_set |= ICE_INSET_IPV4_DST;
1819                         if (ipv4_mask->hdr.src_addr == UINT32_MAX)
1820                                 *input_set |= ICE_INSET_IPV4_SRC;
1821                         if (ipv4_mask->hdr.time_to_live == UINT8_MAX)
1822                                 *input_set |= ICE_INSET_IPV4_TTL;
1823                         if (ipv4_mask->hdr.next_proto_id == UINT8_MAX)
1824                                 *input_set |= ICE_INSET_IPV4_PROTO;
1825                         if (ipv4_mask->hdr.type_of_service == UINT8_MAX)
1826                                 *input_set |= ICE_INSET_IPV4_TOS;
1827
1828                         p_v4->dst_ip = ipv4_spec->hdr.dst_addr;
1829                         p_v4->src_ip = ipv4_spec->hdr.src_addr;
1830                         p_v4->ttl = ipv4_spec->hdr.time_to_live;
1831                         p_v4->proto = ipv4_spec->hdr.next_proto_id;
1832                         p_v4->tos = ipv4_spec->hdr.type_of_service;
1833
1834                         /* fragment Ipv4:
1835                          * spec is 0x2000, mask is 0x2000
1836                          */
1837                         if (ipv4_spec->hdr.fragment_offset ==
1838                             rte_cpu_to_be_16(RTE_IPV4_HDR_MF_FLAG) &&
1839                             ipv4_mask->hdr.fragment_offset ==
1840                             rte_cpu_to_be_16(RTE_IPV4_HDR_MF_FLAG)) {
1841                                 /* all IPv4 fragment packet has the same
1842                                  * ethertype, if the spec and mask is valid,
1843                                  * set ethertype into input set.
1844                                  */
1845                                 flow_type = ICE_FLTR_PTYPE_FRAG_IPV4;
1846                                 *input_set |= ICE_INSET_ETHERTYPE;
1847                                 input_set_o |= ICE_INSET_ETHERTYPE;
1848                         } else if (ipv4_mask->hdr.packet_id == UINT16_MAX) {
1849                                 rte_flow_error_set(error, EINVAL,
1850                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1851                                                    item, "Invalid IPv4 mask.");
1852                                 return -rte_errno;
1853                         }
1854
1855                         break;
1856                 case RTE_FLOW_ITEM_TYPE_IPV6:
1857                         flow_type = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
1858                         l3 = RTE_FLOW_ITEM_TYPE_IPV6;
1859                         ipv6_spec = item->spec;
1860                         ipv6_mask = item->mask;
1861                         p_v6 = (tunnel_type && is_outer) ?
1862                                &filter->input.ip_outer.v6 :
1863                                &filter->input.ip.v6;
1864
1865                         if (!(ipv6_spec && ipv6_mask))
1866                                 break;
1867
1868                         /* Check IPv6 mask and update input set */
1869                         if (ipv6_mask->hdr.payload_len) {
1870                                 rte_flow_error_set(error, EINVAL,
1871                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1872                                                    item,
1873                                                    "Invalid IPv6 mask");
1874                                 return -rte_errno;
1875                         }
1876
1877                         if (!memcmp(ipv6_mask->hdr.src_addr, ipv6_addr_mask,
1878                                     RTE_DIM(ipv6_mask->hdr.src_addr)))
1879                                 *input_set |= ICE_INSET_IPV6_SRC;
1880                         if (!memcmp(ipv6_mask->hdr.dst_addr, ipv6_addr_mask,
1881                                     RTE_DIM(ipv6_mask->hdr.dst_addr)))
1882                                 *input_set |= ICE_INSET_IPV6_DST;
1883
1884                         if ((ipv6_mask->hdr.vtc_flow &
1885                              rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1886                             == rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1887                                 *input_set |= ICE_INSET_IPV6_TC;
1888                         if (ipv6_mask->hdr.proto == UINT8_MAX)
1889                                 *input_set |= ICE_INSET_IPV6_NEXT_HDR;
1890                         if (ipv6_mask->hdr.hop_limits == UINT8_MAX)
1891                                 *input_set |= ICE_INSET_IPV6_HOP_LIMIT;
1892
1893                         rte_memcpy(&p_v6->dst_ip, ipv6_spec->hdr.dst_addr, 16);
1894                         rte_memcpy(&p_v6->src_ip, ipv6_spec->hdr.src_addr, 16);
1895                         vtc_flow_cpu = rte_be_to_cpu_32(ipv6_spec->hdr.vtc_flow);
1896                         p_v6->tc = (uint8_t)(vtc_flow_cpu >> ICE_FDIR_IPV6_TC_OFFSET);
1897                         p_v6->proto = ipv6_spec->hdr.proto;
1898                         p_v6->hlim = ipv6_spec->hdr.hop_limits;
1899                         break;
1900                 case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
1901                         l3 = RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT;
1902                         flow_type = ICE_FLTR_PTYPE_FRAG_IPV6;
1903                         ipv6_frag_spec = item->spec;
1904                         ipv6_frag_mask = item->mask;
1905
1906                         if (!(ipv6_frag_spec && ipv6_frag_mask))
1907                                 break;
1908
1909                         /* fragment Ipv6:
1910                          * spec is 0x1, mask is 0x1
1911                          */
1912                         if (ipv6_frag_spec->hdr.frag_data ==
1913                             rte_cpu_to_be_16(1) &&
1914                             ipv6_frag_mask->hdr.frag_data ==
1915                             rte_cpu_to_be_16(1)) {
1916                                 /* all IPv6 fragment packet has the same
1917                                  * ethertype, if the spec and mask is valid,
1918                                  * set ethertype into input set.
1919                                  */
1920                                 *input_set |= ICE_INSET_ETHERTYPE;
1921                                 input_set_o |= ICE_INSET_ETHERTYPE;
1922                         } else if (ipv6_frag_mask->hdr.id == UINT32_MAX) {
1923                                 rte_flow_error_set(error, EINVAL,
1924                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1925                                                    item, "Invalid IPv6 mask.");
1926                                 return -rte_errno;
1927                         }
1928
1929                         break;
1930
1931                 case RTE_FLOW_ITEM_TYPE_TCP:
1932                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1933                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_TCP;
1934                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1935                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_TCP;
1936
1937                         tcp_spec = item->spec;
1938                         tcp_mask = item->mask;
1939
1940                         if (!(tcp_spec && tcp_mask))
1941                                 break;
1942
1943                         /* Check TCP mask and update input set */
1944                         if (tcp_mask->hdr.sent_seq ||
1945                             tcp_mask->hdr.recv_ack ||
1946                             tcp_mask->hdr.data_off ||
1947                             tcp_mask->hdr.tcp_flags ||
1948                             tcp_mask->hdr.rx_win ||
1949                             tcp_mask->hdr.cksum ||
1950                             tcp_mask->hdr.tcp_urp) {
1951                                 rte_flow_error_set(error, EINVAL,
1952                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1953                                                    item,
1954                                                    "Invalid TCP mask");
1955                                 return -rte_errno;
1956                         }
1957
1958                         if (tcp_mask->hdr.src_port == UINT16_MAX)
1959                                 *input_set |= ICE_INSET_TCP_SRC_PORT;
1960                         if (tcp_mask->hdr.dst_port == UINT16_MAX)
1961                                 *input_set |= ICE_INSET_TCP_DST_PORT;
1962
1963                         /* Get filter info */
1964                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1965                                 assert(p_v4);
1966                                 p_v4->dst_port = tcp_spec->hdr.dst_port;
1967                                 p_v4->src_port = tcp_spec->hdr.src_port;
1968                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1969                                 assert(p_v6);
1970                                 p_v6->dst_port = tcp_spec->hdr.dst_port;
1971                                 p_v6->src_port = tcp_spec->hdr.src_port;
1972                         }
1973                         break;
1974                 case RTE_FLOW_ITEM_TYPE_UDP:
1975                         l4 = RTE_FLOW_ITEM_TYPE_UDP;
1976                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1977                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
1978                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1979                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_UDP;
1980
1981                         udp_spec = item->spec;
1982                         udp_mask = item->mask;
1983
1984                         if (!(udp_spec && udp_mask))
1985                                 break;
1986
1987                         /* Check UDP mask and update input set*/
1988                         if (udp_mask->hdr.dgram_len ||
1989                             udp_mask->hdr.dgram_cksum) {
1990                                 rte_flow_error_set(error, EINVAL,
1991                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1992                                                    item,
1993                                                    "Invalid UDP mask");
1994                                 return -rte_errno;
1995                         }
1996
1997                         if (udp_mask->hdr.src_port == UINT16_MAX)
1998                                 *input_set |= ICE_INSET_UDP_SRC_PORT;
1999                         if (udp_mask->hdr.dst_port == UINT16_MAX)
2000                                 *input_set |= ICE_INSET_UDP_DST_PORT;
2001
2002                         /* Get filter info */
2003                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
2004                                 assert(p_v4);
2005                                 p_v4->dst_port = udp_spec->hdr.dst_port;
2006                                 p_v4->src_port = udp_spec->hdr.src_port;
2007                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
2008                                 assert(p_v6);
2009                                 p_v6->src_port = udp_spec->hdr.src_port;
2010                                 p_v6->dst_port = udp_spec->hdr.dst_port;
2011                         }
2012                         break;
2013                 case RTE_FLOW_ITEM_TYPE_SCTP:
2014                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
2015                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
2016                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
2017                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
2018
2019                         sctp_spec = item->spec;
2020                         sctp_mask = item->mask;
2021
2022                         if (!(sctp_spec && sctp_mask))
2023                                 break;
2024
2025                         /* Check SCTP mask and update input set */
2026                         if (sctp_mask->hdr.cksum) {
2027                                 rte_flow_error_set(error, EINVAL,
2028                                                    RTE_FLOW_ERROR_TYPE_ITEM,
2029                                                    item,
2030                                                    "Invalid UDP mask");
2031                                 return -rte_errno;
2032                         }
2033
2034                         if (sctp_mask->hdr.src_port == UINT16_MAX)
2035                                 *input_set |= ICE_INSET_SCTP_SRC_PORT;
2036                         if (sctp_mask->hdr.dst_port == UINT16_MAX)
2037                                 *input_set |= ICE_INSET_SCTP_DST_PORT;
2038
2039                         /* Get filter info */
2040                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
2041                                 assert(p_v4);
2042                                 p_v4->dst_port = sctp_spec->hdr.dst_port;
2043                                 p_v4->src_port = sctp_spec->hdr.src_port;
2044                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
2045                                 assert(p_v6);
2046                                 p_v6->dst_port = sctp_spec->hdr.dst_port;
2047                                 p_v6->src_port = sctp_spec->hdr.src_port;
2048                         }
2049                         break;
2050                 case RTE_FLOW_ITEM_TYPE_VOID:
2051                         break;
2052                 case RTE_FLOW_ITEM_TYPE_VXLAN:
2053                         l3 = RTE_FLOW_ITEM_TYPE_END;
2054                         vxlan_spec = item->spec;
2055                         vxlan_mask = item->mask;
2056                         is_outer = false;
2057
2058                         if (!(vxlan_spec && vxlan_mask))
2059                                 break;
2060
2061                         if (vxlan_mask->hdr.vx_flags) {
2062                                 rte_flow_error_set(error, EINVAL,
2063                                                    RTE_FLOW_ERROR_TYPE_ITEM,
2064                                                    item,
2065                                                    "Invalid vxlan field");
2066                                 return -rte_errno;
2067                         }
2068
2069                         if (vxlan_mask->hdr.vx_vni)
2070                                 *input_set |= ICE_INSET_VXLAN_VNI;
2071
2072                         filter->input.vxlan_data.vni = vxlan_spec->hdr.vx_vni;
2073
2074                         break;
2075                 case RTE_FLOW_ITEM_TYPE_GTPU:
2076                         l3 = RTE_FLOW_ITEM_TYPE_END;
2077                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU;
2078                         gtp_spec = item->spec;
2079                         gtp_mask = item->mask;
2080
2081                         if (!(gtp_spec && gtp_mask))
2082                                 break;
2083
2084                         if (gtp_mask->v_pt_rsv_flags ||
2085                             gtp_mask->msg_type ||
2086                             gtp_mask->msg_len) {
2087                                 rte_flow_error_set(error, EINVAL,
2088                                                    RTE_FLOW_ERROR_TYPE_ITEM,
2089                                                    item,
2090                                                    "Invalid GTP mask");
2091                                 return -rte_errno;
2092                         }
2093
2094                         if (gtp_mask->teid == UINT32_MAX)
2095                                 input_set_o |= ICE_INSET_GTPU_TEID;
2096
2097                         filter->input.gtpu_data.teid = gtp_spec->teid;
2098                         break;
2099                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
2100                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU_EH;
2101                         gtp_psc_spec = item->spec;
2102                         gtp_psc_mask = item->mask;
2103
2104                         if (!(gtp_psc_spec && gtp_psc_mask))
2105                                 break;
2106
2107                         if (gtp_psc_mask->qfi == UINT8_MAX)
2108                                 input_set_o |= ICE_INSET_GTPU_QFI;
2109
2110                         filter->input.gtpu_data.qfi =
2111                                 gtp_psc_spec->qfi;
2112                         break;
2113                 case RTE_FLOW_ITEM_TYPE_ESP:
2114                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4 &&
2115                             l4 == RTE_FLOW_ITEM_TYPE_UDP)
2116                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_NAT_T_ESP;
2117                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6 &&
2118                                  l4 == RTE_FLOW_ITEM_TYPE_UDP)
2119                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_NAT_T_ESP;
2120                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV4 &&
2121                                  l4 == RTE_FLOW_ITEM_TYPE_END)
2122                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_ESP;
2123                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6 &&
2124                                  l4 == RTE_FLOW_ITEM_TYPE_END)
2125                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_ESP;
2126
2127                         esp_spec = item->spec;
2128                         esp_mask = item->mask;
2129
2130                         if (!(esp_spec && esp_mask))
2131                                 break;
2132
2133                         if (esp_mask->hdr.spi == UINT32_MAX) {
2134                                 if (l4 == RTE_FLOW_ITEM_TYPE_UDP)
2135                                         *input_set |= ICE_INSET_NAT_T_ESP_SPI;
2136                                 else
2137                                         *input_set |= ICE_INSET_ESP_SPI;
2138                         }
2139
2140                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
2141                                 filter->input.ip.v4.sec_parm_idx =
2142                                         esp_spec->hdr.spi;
2143                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
2144                                 filter->input.ip.v6.sec_parm_idx =
2145                                         esp_spec->hdr.spi;
2146                         break;
2147                 default:
2148                         rte_flow_error_set(error, EINVAL,
2149                                            RTE_FLOW_ERROR_TYPE_ITEM,
2150                                            item,
2151                                            "Invalid pattern item.");
2152                         return -rte_errno;
2153                 }
2154         }
2155
2156         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU &&
2157                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP)
2158                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU;
2159         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU_EH &&
2160                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP)
2161                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_EH;
2162         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU &&
2163                 flow_type == ICE_FLTR_PTYPE_NONF_IPV6_UDP)
2164                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_GTPU;
2165         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU_EH &&
2166                 flow_type == ICE_FLTR_PTYPE_NONF_IPV6_UDP)
2167                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_GTPU_EH;
2168         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2169                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP)
2170                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_UDP;
2171         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2172                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_TCP)
2173                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_TCP;
2174         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2175                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_SCTP)
2176                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_SCTP;
2177         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2178                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_OTHER)
2179                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_OTHER;
2180
2181         filter->tunnel_type = tunnel_type;
2182         filter->input.flow_type = flow_type;
2183         filter->input_set_o = input_set_o;
2184         filter->input_set_i = input_set_i;
2185
2186         return 0;
2187 }
2188
2189 static int
2190 ice_fdir_parse(struct ice_adapter *ad,
2191                struct ice_pattern_match_item *array,
2192                uint32_t array_len,
2193                const struct rte_flow_item pattern[],
2194                const struct rte_flow_action actions[],
2195                uint32_t priority __rte_unused,
2196                void **meta,
2197                struct rte_flow_error *error)
2198 {
2199         struct ice_pf *pf = &ad->pf;
2200         struct ice_fdir_filter_conf *filter = &pf->fdir.conf;
2201         struct ice_pattern_match_item *item = NULL;
2202         uint64_t input_set;
2203         int ret;
2204
2205         memset(filter, 0, sizeof(*filter));
2206         item = ice_search_pattern_match_item(ad, pattern, array, array_len,
2207                                              error);
2208         if (!item)
2209                 return -rte_errno;
2210
2211         ret = ice_fdir_parse_pattern(ad, pattern, error, filter);
2212         if (ret)
2213                 goto error;
2214         input_set = filter->input_set_o | filter->input_set_i;
2215         if (!input_set || filter->input_set_o &
2216             ~(item->input_set_mask_o | ICE_INSET_ETHERTYPE) ||
2217             filter->input_set_i & ~item->input_set_mask_i) {
2218                 rte_flow_error_set(error, EINVAL,
2219                                    RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
2220                                    pattern,
2221                                    "Invalid input set");
2222                 ret = -rte_errno;
2223                 goto error;
2224         }
2225
2226         ret = ice_fdir_parse_action(ad, actions, error, filter);
2227         if (ret)
2228                 goto error;
2229
2230         if (meta)
2231                 *meta = filter;
2232 error:
2233         rte_free(item);
2234         return ret;
2235 }
2236
2237 static struct ice_flow_parser ice_fdir_parser = {
2238         .engine = &ice_fdir_engine,
2239         .array = ice_fdir_pattern_list,
2240         .array_len = RTE_DIM(ice_fdir_pattern_list),
2241         .parse_pattern_action = ice_fdir_parse,
2242         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
2243 };
2244
2245 RTE_INIT(ice_fdir_engine_register)
2246 {
2247         ice_register_flow_engine(&ice_fdir_engine);
2248 }