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_ESP_SPI)
 104
 105 #define ICE_FDIR_INSET_IPV6_NATT_ESP (\
 106         ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | \
 107         ICE_INSET_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         };
 955
 956         for (i = 0, j = 0; i < RTE_DIM(ice_inset_map); i++) {
 957                 if ((inset & ice_inset_map[i].inset) ==
 958                     ice_inset_map[i].inset)
 959                         field[j++] = ice_inset_map[i].fld;
 960         }
 961 }
 962
 963 static void
 964 ice_fdir_input_set_hdrs(enum ice_fltr_ptype flow, struct ice_flow_seg_info *seg)
 965 {
 966         switch (flow) {
 967         case ICE_FLTR_PTYPE_NONF_IPV4_UDP:
 968                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 969                                   ICE_FLOW_SEG_HDR_IPV4 |
 970                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 971                 break;
 972         case ICE_FLTR_PTYPE_NONF_IPV4_TCP:
 973                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 974                                   ICE_FLOW_SEG_HDR_IPV4 |
 975                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 976                 break;
 977         case ICE_FLTR_PTYPE_NONF_IPV4_SCTP:
 978                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
 979                                   ICE_FLOW_SEG_HDR_IPV4 |
 980                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 981                 break;
 982         case ICE_FLTR_PTYPE_NONF_IPV4_OTHER:
 983                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4 |
 984                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 985                 break;
 986         case ICE_FLTR_PTYPE_FRAG_IPV4:
 987                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4 |
 988                                   ICE_FLOW_SEG_HDR_IPV_FRAG);
 989                 break;
 990         case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 991                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 992                                   ICE_FLOW_SEG_HDR_IPV6 |
 993                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 994                 break;
 995         case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 996                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_TCP |
 997                                   ICE_FLOW_SEG_HDR_IPV6 |
 998                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
 999                 break;
1000         case ICE_FLTR_PTYPE_NONF_IPV6_SCTP:
1001                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_SCTP |
1002                                   ICE_FLOW_SEG_HDR_IPV6 |
1003                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1004                 break;
1005         case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
1006                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6 |
1007                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1008                 break;
1009         case ICE_FLTR_PTYPE_FRAG_IPV6:
1010                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6 |
1011                                   ICE_FLOW_SEG_HDR_IPV_FRAG);
1012                 break;
1013         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_UDP:
1014         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_TCP:
1015         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_SCTP:
1016                 break;
1017         case ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_OTHER:
1018                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV_OTHER);
1019                 break;
1020         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU:
1021                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_IP |
1022                                   ICE_FLOW_SEG_HDR_IPV4 |
1023                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1024                 break;
1025         case ICE_FLTR_PTYPE_NONF_IPV4_GTPU_EH:
1026                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
1027                                   ICE_FLOW_SEG_HDR_GTPU_IP |
1028                                   ICE_FLOW_SEG_HDR_IPV4 |
1029                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1030                 break;
1031         case ICE_FLTR_PTYPE_NONF_IPV6_GTPU:
1032                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_IP |
1033                                   ICE_FLOW_SEG_HDR_IPV6 |
1034                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1035                 break;
1036         case ICE_FLTR_PTYPE_NONF_IPV6_GTPU_EH:
1037                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_GTPU_EH |
1038                                   ICE_FLOW_SEG_HDR_GTPU_IP |
1039                                   ICE_FLOW_SEG_HDR_IPV6 |
1040                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1041                 break;
1042         case ICE_FLTR_PTYPE_NON_IP_L2:
1043                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_ETH_NON_IP);
1044                 break;
1045         case ICE_FLTR_PTYPE_NONF_IPV4_ESP:
1046                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_ESP |
1047                                   ICE_FLOW_SEG_HDR_IPV4 |
1048                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1049                 break;
1050         case ICE_FLTR_PTYPE_NONF_IPV6_ESP:
1051                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_ESP |
1052                                   ICE_FLOW_SEG_HDR_IPV6 |
1053                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1054                 break;
1055         case ICE_FLTR_PTYPE_NONF_IPV4_NAT_T_ESP:
1056                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_NAT_T_ESP |
1057                                   ICE_FLOW_SEG_HDR_IPV4 |
1058                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1059                 break;
1060         case ICE_FLTR_PTYPE_NONF_IPV6_NAT_T_ESP:
1061                 ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_NAT_T_ESP |
1062                                   ICE_FLOW_SEG_HDR_IPV6 |
1063                                   ICE_FLOW_SEG_HDR_IPV_OTHER);
1064                 break;
1065         default:
1066                 PMD_DRV_LOG(ERR, "not supported filter type.");
1067                 break;
1068         }
1069 }
1070
1071 static int
1072 ice_fdir_input_set_conf(struct ice_pf *pf, enum ice_fltr_ptype flow,
1073                         uint64_t inner_input_set, uint64_t outer_input_set,
1074                         enum ice_fdir_tunnel_type ttype)
1075 {
1076         struct ice_flow_seg_info *seg;
1077         struct ice_flow_seg_info *seg_tun = NULL;
1078         enum ice_flow_field field[ICE_FLOW_FIELD_IDX_MAX];
1079         uint64_t input_set;
1080         bool is_tunnel;
1081         int k, i, ret = 0;
1082
1083         if (!(inner_input_set | outer_input_set))
1084                 return -EINVAL;
1085
1086         seg_tun = (struct ice_flow_seg_info *)
1087                 ice_malloc(hw, sizeof(*seg_tun) * ICE_FD_HW_SEG_MAX);
1088         if (!seg_tun) {
1089                 PMD_DRV_LOG(ERR, "No memory can be allocated");
1090                 return -ENOMEM;
1091         }
1092
1093         /* use seg_tun[1] to record tunnel inner part */
1094         for (k = 0; k <= ICE_FD_HW_SEG_TUN; k++) {
1095                 seg = &seg_tun[k];
1096                 input_set = (k == ICE_FD_HW_SEG_TUN) ? inner_input_set : outer_input_set;
1097                 if (input_set == 0)
1098                         continue;
1099
1100                 for (i = 0; i < ICE_FLOW_FIELD_IDX_MAX; i++)
1101                         field[i] = ICE_FLOW_FIELD_IDX_MAX;
1102
1103                 ice_fdir_input_set_parse(input_set, field);
1104
1105                 ice_fdir_input_set_hdrs(flow, seg);
1106
1107                 for (i = 0; field[i] != ICE_FLOW_FIELD_IDX_MAX; i++) {
1108                         ice_flow_set_fld(seg, field[i],
1109                                          ICE_FLOW_FLD_OFF_INVAL,
1110                                          ICE_FLOW_FLD_OFF_INVAL,
1111                                          ICE_FLOW_FLD_OFF_INVAL, false);
1112                 }
1113         }
1114
1115         is_tunnel = ice_fdir_is_tunnel_profile(ttype);
1116
1117         ret = ice_fdir_hw_tbl_conf(pf, pf->main_vsi, pf->fdir.fdir_vsi,
1118                                    seg_tun, flow, is_tunnel);
1119
1120         if (!ret) {
1121                 return ret;
1122         } else if (ret < 0) {
1123                 rte_free(seg_tun);
1124                 return (ret == -EEXIST) ? 0 : ret;
1125         } else {
1126                 return ret;
1127         }
1128 }
1129
1130 static void
1131 ice_fdir_cnt_update(struct ice_pf *pf, enum ice_fltr_ptype ptype,
1132                     bool is_tunnel, bool add)
1133 {
1134         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1135         int cnt;
1136
1137         cnt = (add) ? 1 : -1;
1138         hw->fdir_active_fltr += cnt;
1139         if (ptype == ICE_FLTR_PTYPE_NONF_NONE || ptype >= ICE_FLTR_PTYPE_MAX)
1140                 PMD_DRV_LOG(ERR, "Unknown filter type %d", ptype);
1141         else
1142                 pf->fdir_fltr_cnt[ptype][is_tunnel] += cnt;
1143 }
1144
1145 static int
1146 ice_fdir_init(struct ice_adapter *ad)
1147 {
1148         struct ice_pf *pf = &ad->pf;
1149         struct ice_flow_parser *parser;
1150         int ret;
1151
1152         if (ad->hw.dcf_enabled)
1153                 return 0;
1154
1155         ret = ice_fdir_setup(pf);
1156         if (ret)
1157                 return ret;
1158
1159         parser = &ice_fdir_parser;
1160
1161         return ice_register_parser(parser, ad);
1162 }
1163
1164 static void
1165 ice_fdir_uninit(struct ice_adapter *ad)
1166 {
1167         struct ice_flow_parser *parser;
1168         struct ice_pf *pf = &ad->pf;
1169
1170         if (ad->hw.dcf_enabled)
1171                 return;
1172
1173         parser = &ice_fdir_parser;
1174
1175         ice_unregister_parser(parser, ad);
1176
1177         ice_fdir_teardown(pf);
1178 }
1179
1180 static int
1181 ice_fdir_is_tunnel_profile(enum ice_fdir_tunnel_type tunnel_type)
1182 {
1183         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN)
1184                 return 1;
1185         else
1186                 return 0;
1187 }
1188
1189 static int
1190 ice_fdir_add_del_filter(struct ice_pf *pf,
1191                         struct ice_fdir_filter_conf *filter,
1192                         bool add)
1193 {
1194         struct ice_fltr_desc desc;
1195         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1196         unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt;
1197         bool is_tun;
1198         int ret;
1199
1200         filter->input.dest_vsi = pf->main_vsi->idx;
1201
1202         memset(&desc, 0, sizeof(desc));
1203         filter->input.comp_report = ICE_FXD_FLTR_QW0_COMP_REPORT_SW;
1204         ice_fdir_get_prgm_desc(hw, &filter->input, &desc, add);
1205
1206         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1207
1208         memset(pkt, 0, ICE_FDIR_PKT_LEN);
1209         ret = ice_fdir_get_gen_prgm_pkt(hw, &filter->input, pkt, false, is_tun);
1210         if (ret) {
1211                 PMD_DRV_LOG(ERR, "Generate dummy packet failed");
1212                 return -EINVAL;
1213         }
1214
1215         return ice_fdir_programming(pf, &desc);
1216 }
1217
1218 static void
1219 ice_fdir_extract_fltr_key(struct ice_fdir_fltr_pattern *key,
1220                           struct ice_fdir_filter_conf *filter)
1221 {
1222         struct ice_fdir_fltr *input = &filter->input;
1223         memset(key, 0, sizeof(*key));
1224
1225         key->flow_type = input->flow_type;
1226         rte_memcpy(&key->ip, &input->ip, sizeof(key->ip));
1227         rte_memcpy(&key->mask, &input->mask, sizeof(key->mask));
1228         rte_memcpy(&key->ext_data, &input->ext_data, sizeof(key->ext_data));
1229         rte_memcpy(&key->ext_mask, &input->ext_mask, sizeof(key->ext_mask));
1230
1231         rte_memcpy(&key->gtpu_data, &input->gtpu_data, sizeof(key->gtpu_data));
1232         rte_memcpy(&key->gtpu_mask, &input->gtpu_mask, sizeof(key->gtpu_mask));
1233
1234         key->tunnel_type = filter->tunnel_type;
1235 }
1236
1237 /* Check if there exists the flow director filter */
1238 static struct ice_fdir_filter_conf *
1239 ice_fdir_entry_lookup(struct ice_fdir_info *fdir_info,
1240                         const struct ice_fdir_fltr_pattern *key)
1241 {
1242         int ret;
1243
1244         ret = rte_hash_lookup(fdir_info->hash_table, key);
1245         if (ret < 0)
1246                 return NULL;
1247
1248         return fdir_info->hash_map[ret];
1249 }
1250
1251 /* Add a flow director entry into the SW list */
1252 static int
1253 ice_fdir_entry_insert(struct ice_pf *pf,
1254                       struct ice_fdir_filter_conf *entry,
1255                       struct ice_fdir_fltr_pattern *key)
1256 {
1257         struct ice_fdir_info *fdir_info = &pf->fdir;
1258         int ret;
1259
1260         ret = rte_hash_add_key(fdir_info->hash_table, key);
1261         if (ret < 0) {
1262                 PMD_DRV_LOG(ERR,
1263                             "Failed to insert fdir entry to hash table %d!",
1264                             ret);
1265                 return ret;
1266         }
1267         fdir_info->hash_map[ret] = entry;
1268
1269         return 0;
1270 }
1271
1272 /* Delete a flow director entry from the SW list */
1273 static int
1274 ice_fdir_entry_del(struct ice_pf *pf, struct ice_fdir_fltr_pattern *key)
1275 {
1276         struct ice_fdir_info *fdir_info = &pf->fdir;
1277         int ret;
1278
1279         ret = rte_hash_del_key(fdir_info->hash_table, key);
1280         if (ret < 0) {
1281                 PMD_DRV_LOG(ERR,
1282                             "Failed to delete fdir filter to hash table %d!",
1283                             ret);
1284                 return ret;
1285         }
1286         fdir_info->hash_map[ret] = NULL;
1287
1288         return 0;
1289 }
1290
1291 static int
1292 ice_fdir_create_filter(struct ice_adapter *ad,
1293                        struct rte_flow *flow,
1294                        void *meta,
1295                        struct rte_flow_error *error)
1296 {
1297         struct ice_pf *pf = &ad->pf;
1298         struct ice_fdir_filter_conf *filter = meta;
1299         struct ice_fdir_info *fdir_info = &pf->fdir;
1300         struct ice_fdir_filter_conf *entry, *node;
1301         struct ice_fdir_fltr_pattern key;
1302         bool is_tun;
1303         int ret;
1304
1305         ice_fdir_extract_fltr_key(&key, filter);
1306         node = ice_fdir_entry_lookup(fdir_info, &key);
1307         if (node) {
1308                 rte_flow_error_set(error, EEXIST,
1309                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1310                                    "Rule already exists!");
1311                 return -rte_errno;
1312         }
1313
1314         entry = rte_zmalloc("fdir_entry", sizeof(*entry), 0);
1315         if (!entry) {
1316                 rte_flow_error_set(error, ENOMEM,
1317                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1318                                    "Failed to allocate memory");
1319                 return -rte_errno;
1320         }
1321
1322         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1323
1324         ret = ice_fdir_input_set_conf(pf, filter->input.flow_type,
1325                                       filter->input_set_i, filter->input_set_o,
1326                                       filter->tunnel_type);
1327         if (ret) {
1328                 rte_flow_error_set(error, -ret,
1329                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1330                                    "Profile configure failed.");
1331                 goto free_entry;
1332         }
1333
1334         /* alloc counter for FDIR */
1335         if (filter->input.cnt_ena) {
1336                 struct rte_flow_action_count *act_count = &filter->act_count;
1337
1338                 filter->counter = ice_fdir_counter_alloc(pf,
1339                                                          act_count->shared,
1340                                                          act_count->id);
1341                 if (!filter->counter) {
1342                         rte_flow_error_set(error, EINVAL,
1343                                         RTE_FLOW_ERROR_TYPE_ACTION, NULL,
1344                                         "Failed to alloc FDIR counter.");
1345                         goto free_entry;
1346                 }
1347                 filter->input.cnt_index = filter->counter->hw_index;
1348         }
1349
1350         ret = ice_fdir_add_del_filter(pf, filter, true);
1351         if (ret) {
1352                 rte_flow_error_set(error, -ret,
1353                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1354                                    "Add filter rule failed.");
1355                 goto free_counter;
1356         }
1357
1358         if (filter->mark_flag == 1)
1359                 ice_fdir_rx_parsing_enable(ad, 1);
1360
1361         rte_memcpy(entry, filter, sizeof(*entry));
1362         ret = ice_fdir_entry_insert(pf, entry, &key);
1363         if (ret) {
1364                 rte_flow_error_set(error, -ret,
1365                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1366                                    "Insert entry to table failed.");
1367                 goto free_entry;
1368         }
1369
1370         flow->rule = entry;
1371         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, true);
1372
1373         return 0;
1374
1375 free_counter:
1376         if (filter->counter) {
1377                 ice_fdir_counter_free(pf, filter->counter);
1378                 filter->counter = NULL;
1379         }
1380
1381 free_entry:
1382         rte_free(entry);
1383         return -rte_errno;
1384 }
1385
1386 static int
1387 ice_fdir_destroy_filter(struct ice_adapter *ad,
1388                         struct rte_flow *flow,
1389                         struct rte_flow_error *error)
1390 {
1391         struct ice_pf *pf = &ad->pf;
1392         struct ice_fdir_info *fdir_info = &pf->fdir;
1393         struct ice_fdir_filter_conf *filter, *entry;
1394         struct ice_fdir_fltr_pattern key;
1395         bool is_tun;
1396         int ret;
1397
1398         filter = (struct ice_fdir_filter_conf *)flow->rule;
1399
1400         is_tun = ice_fdir_is_tunnel_profile(filter->tunnel_type);
1401
1402         if (filter->counter) {
1403                 ice_fdir_counter_free(pf, filter->counter);
1404                 filter->counter = NULL;
1405         }
1406
1407         ice_fdir_extract_fltr_key(&key, filter);
1408         entry = ice_fdir_entry_lookup(fdir_info, &key);
1409         if (!entry) {
1410                 rte_flow_error_set(error, ENOENT,
1411                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1412                                    "Can't find entry.");
1413                 return -rte_errno;
1414         }
1415
1416         ret = ice_fdir_add_del_filter(pf, filter, false);
1417         if (ret) {
1418                 rte_flow_error_set(error, -ret,
1419                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1420                                    "Del filter rule failed.");
1421                 return -rte_errno;
1422         }
1423
1424         ret = ice_fdir_entry_del(pf, &key);
1425         if (ret) {
1426                 rte_flow_error_set(error, -ret,
1427                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1428                                    "Remove entry from table failed.");
1429                 return -rte_errno;
1430         }
1431
1432         ice_fdir_cnt_update(pf, filter->input.flow_type, is_tun, false);
1433
1434         if (filter->mark_flag == 1)
1435                 ice_fdir_rx_parsing_enable(ad, 0);
1436
1437         flow->rule = NULL;
1438
1439         rte_free(filter);
1440
1441         return 0;
1442 }
1443
1444 static int
1445 ice_fdir_query_count(struct ice_adapter *ad,
1446                       struct rte_flow *flow,
1447                       struct rte_flow_query_count *flow_stats,
1448                       struct rte_flow_error *error)
1449 {
1450         struct ice_pf *pf = &ad->pf;
1451         struct ice_hw *hw = ICE_PF_TO_HW(pf);
1452         struct ice_fdir_filter_conf *filter = flow->rule;
1453         struct ice_fdir_counter *counter = filter->counter;
1454         uint64_t hits_lo, hits_hi;
1455
1456         if (!counter) {
1457                 rte_flow_error_set(error, EINVAL,
1458                                   RTE_FLOW_ERROR_TYPE_ACTION,
1459                                   NULL,
1460                                   "FDIR counters not available");
1461                 return -rte_errno;
1462         }
1463
1464         /*
1465          * Reading the low 32-bits latches the high 32-bits into a shadow
1466          * register. Reading the high 32-bit returns the value in the
1467          * shadow register.
1468          */
1469         hits_lo = ICE_READ_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index));
1470         hits_hi = ICE_READ_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index));
1471
1472         flow_stats->hits_set = 1;
1473         flow_stats->hits = hits_lo | (hits_hi << 32);
1474         flow_stats->bytes_set = 0;
1475         flow_stats->bytes = 0;
1476
1477         if (flow_stats->reset) {
1478                 /* reset statistic counter value */
1479                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0H(counter->hw_index), 0);
1480                 ICE_WRITE_REG(hw, GLSTAT_FD_CNT0L(counter->hw_index), 0);
1481         }
1482
1483         return 0;
1484 }
1485
1486 static struct ice_flow_engine ice_fdir_engine = {
1487         .init = ice_fdir_init,
1488         .uninit = ice_fdir_uninit,
1489         .create = ice_fdir_create_filter,
1490         .destroy = ice_fdir_destroy_filter,
1491         .query_count = ice_fdir_query_count,
1492         .type = ICE_FLOW_ENGINE_FDIR,
1493 };
1494
1495 static int
1496 ice_fdir_parse_action_qregion(struct ice_pf *pf,
1497                               struct rte_flow_error *error,
1498                               const struct rte_flow_action *act,
1499                               struct ice_fdir_filter_conf *filter)
1500 {
1501         const struct rte_flow_action_rss *rss = act->conf;
1502         uint32_t i;
1503
1504         if (act->type != RTE_FLOW_ACTION_TYPE_RSS) {
1505                 rte_flow_error_set(error, EINVAL,
1506                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1507                                    "Invalid action.");
1508                 return -rte_errno;
1509         }
1510
1511         if (rss->queue_num <= 1) {
1512                 rte_flow_error_set(error, EINVAL,
1513                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1514                                    "Queue region size can't be 0 or 1.");
1515                 return -rte_errno;
1516         }
1517
1518         /* check if queue index for queue region is continuous */
1519         for (i = 0; i < rss->queue_num - 1; i++) {
1520                 if (rss->queue[i + 1] != rss->queue[i] + 1) {
1521                         rte_flow_error_set(error, EINVAL,
1522                                            RTE_FLOW_ERROR_TYPE_ACTION, act,
1523                                            "Discontinuous queue region");
1524                         return -rte_errno;
1525                 }
1526         }
1527
1528         if (rss->queue[rss->queue_num - 1] >= pf->dev_data->nb_rx_queues) {
1529                 rte_flow_error_set(error, EINVAL,
1530                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1531                                    "Invalid queue region indexes.");
1532                 return -rte_errno;
1533         }
1534
1535         if (!(rte_is_power_of_2(rss->queue_num) &&
1536              (rss->queue_num <= ICE_FDIR_MAX_QREGION_SIZE))) {
1537                 rte_flow_error_set(error, EINVAL,
1538                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1539                                    "The region size should be any of the following values:"
1540                                    "1, 2, 4, 8, 16, 32, 64, 128 as long as the total number "
1541                                    "of queues do not exceed the VSI allocation.");
1542                 return -rte_errno;
1543         }
1544
1545         filter->input.q_index = rss->queue[0];
1546         filter->input.q_region = rte_fls_u32(rss->queue_num) - 1;
1547         filter->input.dest_ctl = ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QGROUP;
1548
1549         return 0;
1550 }
1551
1552 static int
1553 ice_fdir_parse_action(struct ice_adapter *ad,
1554                       const struct rte_flow_action actions[],
1555                       struct rte_flow_error *error,
1556                       struct ice_fdir_filter_conf *filter)
1557 {
1558         struct ice_pf *pf = &ad->pf;
1559         const struct rte_flow_action_queue *act_q;
1560         const struct rte_flow_action_mark *mark_spec = NULL;
1561         const struct rte_flow_action_count *act_count;
1562         uint32_t dest_num = 0;
1563         uint32_t mark_num = 0;
1564         uint32_t counter_num = 0;
1565         int ret;
1566
1567         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1568                 switch (actions->type) {
1569                 case RTE_FLOW_ACTION_TYPE_VOID:
1570                         break;
1571                 case RTE_FLOW_ACTION_TYPE_QUEUE:
1572                         dest_num++;
1573
1574                         act_q = actions->conf;
1575                         filter->input.q_index = act_q->index;
1576                         if (filter->input.q_index >=
1577                                         pf->dev_data->nb_rx_queues) {
1578                                 rte_flow_error_set(error, EINVAL,
1579                                                    RTE_FLOW_ERROR_TYPE_ACTION,
1580                                                    actions,
1581                                                    "Invalid queue for FDIR.");
1582                                 return -rte_errno;
1583                         }
1584                         filter->input.dest_ctl =
1585                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX;
1586                         break;
1587                 case RTE_FLOW_ACTION_TYPE_DROP:
1588                         dest_num++;
1589
1590                         filter->input.dest_ctl =
1591                                 ICE_FLTR_PRGM_DESC_DEST_DROP_PKT;
1592                         break;
1593                 case RTE_FLOW_ACTION_TYPE_PASSTHRU:
1594                         dest_num++;
1595
1596                         filter->input.dest_ctl =
1597                                 ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_OTHER;
1598                         break;
1599                 case RTE_FLOW_ACTION_TYPE_RSS:
1600                         dest_num++;
1601
1602                         ret = ice_fdir_parse_action_qregion(pf,
1603                                                 error, actions, filter);
1604                         if (ret)
1605                                 return ret;
1606                         break;
1607                 case RTE_FLOW_ACTION_TYPE_MARK:
1608                         mark_num++;
1609                         filter->mark_flag = 1;
1610                         mark_spec = actions->conf;
1611                         filter->input.fltr_id = mark_spec->id;
1612                         filter->input.fdid_prio = ICE_FXD_FLTR_QW1_FDID_PRI_ONE;
1613                         break;
1614                 case RTE_FLOW_ACTION_TYPE_COUNT:
1615                         counter_num++;
1616
1617                         act_count = actions->conf;
1618                         filter->input.cnt_ena = ICE_FXD_FLTR_QW0_STAT_ENA_PKTS;
1619                         rte_memcpy(&filter->act_count, act_count,
1620                                                 sizeof(filter->act_count));
1621
1622                         break;
1623                 default:
1624                         rte_flow_error_set(error, EINVAL,
1625                                    RTE_FLOW_ERROR_TYPE_ACTION, actions,
1626                                    "Invalid action.");
1627                         return -rte_errno;
1628                 }
1629         }
1630
1631         if (dest_num >= 2) {
1632                 rte_flow_error_set(error, EINVAL,
1633                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1634                            "Unsupported action combination");
1635                 return -rte_errno;
1636         }
1637
1638         if (mark_num >= 2) {
1639                 rte_flow_error_set(error, EINVAL,
1640                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1641                            "Too many mark actions");
1642                 return -rte_errno;
1643         }
1644
1645         if (counter_num >= 2) {
1646                 rte_flow_error_set(error, EINVAL,
1647                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1648                            "Too many count actions");
1649                 return -rte_errno;
1650         }
1651
1652         if (dest_num + mark_num + counter_num == 0) {
1653                 rte_flow_error_set(error, EINVAL,
1654                            RTE_FLOW_ERROR_TYPE_ACTION, actions,
1655                            "Empty action");
1656                 return -rte_errno;
1657         }
1658
1659         /* set default action to PASSTHRU mode, in "mark/count only" case. */
1660         if (dest_num == 0)
1661                 filter->input.dest_ctl =
1662                         ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_OTHER;
1663
1664         return 0;
1665 }
1666
1667 static int
1668 ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
1669                        const struct rte_flow_item pattern[],
1670                        struct rte_flow_error *error,
1671                        struct ice_fdir_filter_conf *filter)
1672 {
1673         const struct rte_flow_item *item = pattern;
1674         enum rte_flow_item_type item_type;
1675         enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
1676         enum rte_flow_item_type l4 = RTE_FLOW_ITEM_TYPE_END;
1677         enum ice_fdir_tunnel_type tunnel_type = ICE_FDIR_TUNNEL_TYPE_NONE;
1678         const struct rte_flow_item_eth *eth_spec, *eth_mask;
1679         const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_last, *ipv4_mask;
1680         const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
1681         const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_spec,
1682                                         *ipv6_frag_mask;
1683         const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
1684         const struct rte_flow_item_udp *udp_spec, *udp_mask;
1685         const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
1686         const struct rte_flow_item_vxlan *vxlan_spec, *vxlan_mask;
1687         const struct rte_flow_item_gtp *gtp_spec, *gtp_mask;
1688         const struct rte_flow_item_gtp_psc *gtp_psc_spec, *gtp_psc_mask;
1689         const struct rte_flow_item_esp *esp_spec, *esp_mask;
1690         uint64_t input_set_i = ICE_INSET_NONE; /* only for tunnel inner */
1691         uint64_t input_set_o = ICE_INSET_NONE; /* non-tunnel and tunnel outer */
1692         uint64_t *input_set;
1693         uint8_t flow_type = ICE_FLTR_PTYPE_NONF_NONE;
1694         uint8_t  ipv6_addr_mask[16] = {
1695                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
1696                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
1697         };
1698         uint32_t vtc_flow_cpu;
1699         uint16_t ether_type;
1700         enum rte_flow_item_type next_type;
1701         bool is_outer = true;
1702         struct ice_fdir_extra *p_ext_data;
1703         struct ice_fdir_v4 *p_v4 = NULL;
1704         struct ice_fdir_v6 *p_v6 = NULL;
1705
1706         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1707                 if (item->type == RTE_FLOW_ITEM_TYPE_VXLAN)
1708                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_VXLAN;
1709                 /* To align with shared code behavior, save gtpu outer
1710                  * fields in inner struct.
1711                  */
1712                 if (item->type == RTE_FLOW_ITEM_TYPE_GTPU ||
1713                     item->type == RTE_FLOW_ITEM_TYPE_GTP_PSC) {
1714                         is_outer = false;
1715                 }
1716         }
1717
1718         /* This loop parse flow pattern and distinguish Non-tunnel and tunnel
1719          * flow. input_set_i is used for inner part.
1720          */
1721         for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1722                 item_type = item->type;
1723
1724                 if (item->last && !(item_type == RTE_FLOW_ITEM_TYPE_IPV4 ||
1725                                     item_type ==
1726                                     RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT)) {
1727                         rte_flow_error_set(error, EINVAL,
1728                                            RTE_FLOW_ERROR_TYPE_ITEM, item,
1729                                            "Not support range");
1730                 }
1731
1732                 input_set = (tunnel_type && !is_outer) ?
1733                             &input_set_i : &input_set_o;
1734
1735                 switch (item_type) {
1736                 case RTE_FLOW_ITEM_TYPE_ETH:
1737                         flow_type = ICE_FLTR_PTYPE_NON_IP_L2;
1738                         eth_spec = item->spec;
1739                         eth_mask = item->mask;
1740
1741                         if (!(eth_spec && eth_mask))
1742                                 break;
1743
1744                         if (!rte_is_zero_ether_addr(&eth_mask->dst))
1745                                 *input_set |= ICE_INSET_DMAC;
1746                         if (!rte_is_zero_ether_addr(&eth_mask->src))
1747                                 *input_set |= ICE_INSET_SMAC;
1748
1749                         next_type = (item + 1)->type;
1750                         /* Ignore this field except for ICE_FLTR_PTYPE_NON_IP_L2 */
1751                         if (eth_mask->type == RTE_BE16(0xffff) &&
1752                             next_type == RTE_FLOW_ITEM_TYPE_END) {
1753                                 *input_set |= ICE_INSET_ETHERTYPE;
1754                                 ether_type = rte_be_to_cpu_16(eth_spec->type);
1755
1756                                 if (ether_type == RTE_ETHER_TYPE_IPV4 ||
1757                                     ether_type == RTE_ETHER_TYPE_IPV6) {
1758                                         rte_flow_error_set(error, EINVAL,
1759                                                            RTE_FLOW_ERROR_TYPE_ITEM,
1760                                                            item,
1761                                                            "Unsupported ether_type.");
1762                                         return -rte_errno;
1763                                 }
1764                         }
1765
1766                         p_ext_data = (tunnel_type && is_outer) ?
1767                                      &filter->input.ext_data_outer :
1768                                      &filter->input.ext_data;
1769                         rte_memcpy(&p_ext_data->src_mac,
1770                                    &eth_spec->src, RTE_ETHER_ADDR_LEN);
1771                         rte_memcpy(&p_ext_data->dst_mac,
1772                                    &eth_spec->dst, RTE_ETHER_ADDR_LEN);
1773                         rte_memcpy(&p_ext_data->ether_type,
1774                                    &eth_spec->type, sizeof(eth_spec->type));
1775                         break;
1776                 case RTE_FLOW_ITEM_TYPE_IPV4:
1777                         flow_type = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
1778                         l3 = RTE_FLOW_ITEM_TYPE_IPV4;
1779                         ipv4_spec = item->spec;
1780                         ipv4_last = item->last;
1781                         ipv4_mask = item->mask;
1782                         p_v4 = (tunnel_type && is_outer) ?
1783                                &filter->input.ip_outer.v4 :
1784                                &filter->input.ip.v4;
1785
1786                         if (!(ipv4_spec && ipv4_mask))
1787                                 break;
1788
1789                         /* Check IPv4 mask and update input set */
1790                         if (ipv4_mask->hdr.version_ihl ||
1791                             ipv4_mask->hdr.total_length ||
1792                             ipv4_mask->hdr.hdr_checksum) {
1793                                 rte_flow_error_set(error, EINVAL,
1794                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1795                                                    item,
1796                                                    "Invalid IPv4 mask.");
1797                                 return -rte_errno;
1798                         }
1799
1800                         if (ipv4_last &&
1801                             (ipv4_last->hdr.version_ihl ||
1802                              ipv4_last->hdr.type_of_service ||
1803                              ipv4_last->hdr.time_to_live ||
1804                              ipv4_last->hdr.total_length |
1805                              ipv4_last->hdr.next_proto_id ||
1806                              ipv4_last->hdr.hdr_checksum ||
1807                              ipv4_last->hdr.src_addr ||
1808                              ipv4_last->hdr.dst_addr)) {
1809                                 rte_flow_error_set(error, EINVAL,
1810                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1811                                                    item, "Invalid IPv4 last.");
1812                                 return -rte_errno;
1813                         }
1814
1815                         if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
1816                                 *input_set |= ICE_INSET_IPV4_DST;
1817                         if (ipv4_mask->hdr.src_addr == UINT32_MAX)
1818                                 *input_set |= ICE_INSET_IPV4_SRC;
1819                         if (ipv4_mask->hdr.time_to_live == UINT8_MAX)
1820                                 *input_set |= ICE_INSET_IPV4_TTL;
1821                         if (ipv4_mask->hdr.next_proto_id == UINT8_MAX)
1822                                 *input_set |= ICE_INSET_IPV4_PROTO;
1823                         if (ipv4_mask->hdr.type_of_service == UINT8_MAX)
1824                                 *input_set |= ICE_INSET_IPV4_TOS;
1825
1826                         p_v4->dst_ip = ipv4_spec->hdr.dst_addr;
1827                         p_v4->src_ip = ipv4_spec->hdr.src_addr;
1828                         p_v4->ttl = ipv4_spec->hdr.time_to_live;
1829                         p_v4->proto = ipv4_spec->hdr.next_proto_id;
1830                         p_v4->tos = ipv4_spec->hdr.type_of_service;
1831
1832                         /* fragment Ipv4:
1833                          * spec is 0x2000, mask is 0x2000
1834                          */
1835                         if (ipv4_spec->hdr.fragment_offset ==
1836                             rte_cpu_to_be_16(RTE_IPV4_HDR_MF_FLAG) &&
1837                             ipv4_mask->hdr.fragment_offset ==
1838                             rte_cpu_to_be_16(RTE_IPV4_HDR_MF_FLAG)) {
1839                                 /* all IPv4 fragment packet has the same
1840                                  * ethertype, if the spec and mask is valid,
1841                                  * set ethertype into input set.
1842                                  */
1843                                 flow_type = ICE_FLTR_PTYPE_FRAG_IPV4;
1844                                 *input_set |= ICE_INSET_ETHERTYPE;
1845                                 input_set_o |= ICE_INSET_ETHERTYPE;
1846                         } else if (ipv4_mask->hdr.packet_id == UINT16_MAX) {
1847                                 rte_flow_error_set(error, EINVAL,
1848                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1849                                                    item, "Invalid IPv4 mask.");
1850                                 return -rte_errno;
1851                         }
1852
1853                         break;
1854                 case RTE_FLOW_ITEM_TYPE_IPV6:
1855                         flow_type = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
1856                         l3 = RTE_FLOW_ITEM_TYPE_IPV6;
1857                         ipv6_spec = item->spec;
1858                         ipv6_mask = item->mask;
1859                         p_v6 = (tunnel_type && is_outer) ?
1860                                &filter->input.ip_outer.v6 :
1861                                &filter->input.ip.v6;
1862
1863                         if (!(ipv6_spec && ipv6_mask))
1864                                 break;
1865
1866                         /* Check IPv6 mask and update input set */
1867                         if (ipv6_mask->hdr.payload_len) {
1868                                 rte_flow_error_set(error, EINVAL,
1869                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1870                                                    item,
1871                                                    "Invalid IPv6 mask");
1872                                 return -rte_errno;
1873                         }
1874
1875                         if (!memcmp(ipv6_mask->hdr.src_addr, ipv6_addr_mask,
1876                                     RTE_DIM(ipv6_mask->hdr.src_addr)))
1877                                 *input_set |= ICE_INSET_IPV6_SRC;
1878                         if (!memcmp(ipv6_mask->hdr.dst_addr, ipv6_addr_mask,
1879                                     RTE_DIM(ipv6_mask->hdr.dst_addr)))
1880                                 *input_set |= ICE_INSET_IPV6_DST;
1881
1882                         if ((ipv6_mask->hdr.vtc_flow &
1883                              rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1884                             == rte_cpu_to_be_32(ICE_IPV6_TC_MASK))
1885                                 *input_set |= ICE_INSET_IPV6_TC;
1886                         if (ipv6_mask->hdr.proto == UINT8_MAX)
1887                                 *input_set |= ICE_INSET_IPV6_NEXT_HDR;
1888                         if (ipv6_mask->hdr.hop_limits == UINT8_MAX)
1889                                 *input_set |= ICE_INSET_IPV6_HOP_LIMIT;
1890
1891                         rte_memcpy(&p_v6->dst_ip, ipv6_spec->hdr.dst_addr, 16);
1892                         rte_memcpy(&p_v6->src_ip, ipv6_spec->hdr.src_addr, 16);
1893                         vtc_flow_cpu = rte_be_to_cpu_32(ipv6_spec->hdr.vtc_flow);
1894                         p_v6->tc = (uint8_t)(vtc_flow_cpu >> ICE_FDIR_IPV6_TC_OFFSET);
1895                         p_v6->proto = ipv6_spec->hdr.proto;
1896                         p_v6->hlim = ipv6_spec->hdr.hop_limits;
1897                         break;
1898                 case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
1899                         l3 = RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT;
1900                         flow_type = ICE_FLTR_PTYPE_FRAG_IPV6;
1901                         ipv6_frag_spec = item->spec;
1902                         ipv6_frag_mask = item->mask;
1903
1904                         if (!(ipv6_frag_spec && ipv6_frag_mask))
1905                                 break;
1906
1907                         /* fragment Ipv6:
1908                          * spec is 0x1, mask is 0x1
1909                          */
1910                         if (ipv6_frag_spec->hdr.frag_data ==
1911                             rte_cpu_to_be_16(1) &&
1912                             ipv6_frag_mask->hdr.frag_data ==
1913                             rte_cpu_to_be_16(1)) {
1914                                 /* all IPv6 fragment packet has the same
1915                                  * ethertype, if the spec and mask is valid,
1916                                  * set ethertype into input set.
1917                                  */
1918                                 *input_set |= ICE_INSET_ETHERTYPE;
1919                                 input_set_o |= ICE_INSET_ETHERTYPE;
1920                         } else if (ipv6_frag_mask->hdr.id == UINT32_MAX) {
1921                                 rte_flow_error_set(error, EINVAL,
1922                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1923                                                    item, "Invalid IPv6 mask.");
1924                                 return -rte_errno;
1925                         }
1926
1927                         break;
1928
1929                 case RTE_FLOW_ITEM_TYPE_TCP:
1930                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1931                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_TCP;
1932                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1933                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_TCP;
1934
1935                         tcp_spec = item->spec;
1936                         tcp_mask = item->mask;
1937
1938                         if (!(tcp_spec && tcp_mask))
1939                                 break;
1940
1941                         /* Check TCP mask and update input set */
1942                         if (tcp_mask->hdr.sent_seq ||
1943                             tcp_mask->hdr.recv_ack ||
1944                             tcp_mask->hdr.data_off ||
1945                             tcp_mask->hdr.tcp_flags ||
1946                             tcp_mask->hdr.rx_win ||
1947                             tcp_mask->hdr.cksum ||
1948                             tcp_mask->hdr.tcp_urp) {
1949                                 rte_flow_error_set(error, EINVAL,
1950                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1951                                                    item,
1952                                                    "Invalid TCP mask");
1953                                 return -rte_errno;
1954                         }
1955
1956                         if (tcp_mask->hdr.src_port == UINT16_MAX)
1957                                 *input_set |= ICE_INSET_TCP_SRC_PORT;
1958                         if (tcp_mask->hdr.dst_port == UINT16_MAX)
1959                                 *input_set |= ICE_INSET_TCP_DST_PORT;
1960
1961                         /* Get filter info */
1962                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1963                                 assert(p_v4);
1964                                 p_v4->dst_port = tcp_spec->hdr.dst_port;
1965                                 p_v4->src_port = tcp_spec->hdr.src_port;
1966                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1967                                 assert(p_v6);
1968                                 p_v6->dst_port = tcp_spec->hdr.dst_port;
1969                                 p_v6->src_port = tcp_spec->hdr.src_port;
1970                         }
1971                         break;
1972                 case RTE_FLOW_ITEM_TYPE_UDP:
1973                         l4 = RTE_FLOW_ITEM_TYPE_UDP;
1974                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1975                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP;
1976                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1977                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_UDP;
1978
1979                         udp_spec = item->spec;
1980                         udp_mask = item->mask;
1981
1982                         if (!(udp_spec && udp_mask))
1983                                 break;
1984
1985                         /* Check UDP mask and update input set*/
1986                         if (udp_mask->hdr.dgram_len ||
1987                             udp_mask->hdr.dgram_cksum) {
1988                                 rte_flow_error_set(error, EINVAL,
1989                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1990                                                    item,
1991                                                    "Invalid UDP mask");
1992                                 return -rte_errno;
1993                         }
1994
1995                         if (udp_mask->hdr.src_port == UINT16_MAX)
1996                                 *input_set |= ICE_INSET_UDP_SRC_PORT;
1997                         if (udp_mask->hdr.dst_port == UINT16_MAX)
1998                                 *input_set |= ICE_INSET_UDP_DST_PORT;
1999
2000                         /* Get filter info */
2001                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
2002                                 assert(p_v4);
2003                                 p_v4->dst_port = udp_spec->hdr.dst_port;
2004                                 p_v4->src_port = udp_spec->hdr.src_port;
2005                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
2006                                 assert(p_v6);
2007                                 p_v6->src_port = udp_spec->hdr.src_port;
2008                                 p_v6->dst_port = udp_spec->hdr.dst_port;
2009                         }
2010                         break;
2011                 case RTE_FLOW_ITEM_TYPE_SCTP:
2012                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
2013                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_SCTP;
2014                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
2015                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_SCTP;
2016
2017                         sctp_spec = item->spec;
2018                         sctp_mask = item->mask;
2019
2020                         if (!(sctp_spec && sctp_mask))
2021                                 break;
2022
2023                         /* Check SCTP mask and update input set */
2024                         if (sctp_mask->hdr.cksum) {
2025                                 rte_flow_error_set(error, EINVAL,
2026                                                    RTE_FLOW_ERROR_TYPE_ITEM,
2027                                                    item,
2028                                                    "Invalid UDP mask");
2029                                 return -rte_errno;
2030                         }
2031
2032                         if (sctp_mask->hdr.src_port == UINT16_MAX)
2033                                 *input_set |= ICE_INSET_SCTP_SRC_PORT;
2034                         if (sctp_mask->hdr.dst_port == UINT16_MAX)
2035                                 *input_set |= ICE_INSET_SCTP_DST_PORT;
2036
2037                         /* Get filter info */
2038                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
2039                                 assert(p_v4);
2040                                 p_v4->dst_port = sctp_spec->hdr.dst_port;
2041                                 p_v4->src_port = sctp_spec->hdr.src_port;
2042                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
2043                                 assert(p_v6);
2044                                 p_v6->dst_port = sctp_spec->hdr.dst_port;
2045                                 p_v6->src_port = sctp_spec->hdr.src_port;
2046                         }
2047                         break;
2048                 case RTE_FLOW_ITEM_TYPE_VOID:
2049                         break;
2050                 case RTE_FLOW_ITEM_TYPE_VXLAN:
2051                         l3 = RTE_FLOW_ITEM_TYPE_END;
2052                         vxlan_spec = item->spec;
2053                         vxlan_mask = item->mask;
2054                         is_outer = false;
2055
2056                         if (!(vxlan_spec && vxlan_mask))
2057                                 break;
2058
2059                         if (vxlan_mask->hdr.vx_flags) {
2060                                 rte_flow_error_set(error, EINVAL,
2061                                                    RTE_FLOW_ERROR_TYPE_ITEM,
2062                                                    item,
2063                                                    "Invalid vxlan field");
2064                                 return -rte_errno;
2065                         }
2066
2067                         if (vxlan_mask->hdr.vx_vni)
2068                                 *input_set |= ICE_INSET_VXLAN_VNI;
2069
2070                         filter->input.vxlan_data.vni = vxlan_spec->hdr.vx_vni;
2071
2072                         break;
2073                 case RTE_FLOW_ITEM_TYPE_GTPU:
2074                         l3 = RTE_FLOW_ITEM_TYPE_END;
2075                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU;
2076                         gtp_spec = item->spec;
2077                         gtp_mask = item->mask;
2078
2079                         if (!(gtp_spec && gtp_mask))
2080                                 break;
2081
2082                         if (gtp_mask->v_pt_rsv_flags ||
2083                             gtp_mask->msg_type ||
2084                             gtp_mask->msg_len) {
2085                                 rte_flow_error_set(error, EINVAL,
2086                                                    RTE_FLOW_ERROR_TYPE_ITEM,
2087                                                    item,
2088                                                    "Invalid GTP mask");
2089                                 return -rte_errno;
2090                         }
2091
2092                         if (gtp_mask->teid == UINT32_MAX)
2093                                 input_set_o |= ICE_INSET_GTPU_TEID;
2094
2095                         filter->input.gtpu_data.teid = gtp_spec->teid;
2096                         break;
2097                 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
2098                         tunnel_type = ICE_FDIR_TUNNEL_TYPE_GTPU_EH;
2099                         gtp_psc_spec = item->spec;
2100                         gtp_psc_mask = item->mask;
2101
2102                         if (!(gtp_psc_spec && gtp_psc_mask))
2103                                 break;
2104
2105                         if (gtp_psc_mask->qfi == UINT8_MAX)
2106                                 input_set_o |= ICE_INSET_GTPU_QFI;
2107
2108                         filter->input.gtpu_data.qfi =
2109                                 gtp_psc_spec->qfi;
2110                         break;
2111                 case RTE_FLOW_ITEM_TYPE_ESP:
2112                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4 &&
2113                             l4 == RTE_FLOW_ITEM_TYPE_UDP)
2114                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_NAT_T_ESP;
2115                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6 &&
2116                                  l4 == RTE_FLOW_ITEM_TYPE_UDP)
2117                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_NAT_T_ESP;
2118                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV4 &&
2119                                  l4 == RTE_FLOW_ITEM_TYPE_END)
2120                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_ESP;
2121                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6 &&
2122                                  l4 == RTE_FLOW_ITEM_TYPE_END)
2123                                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_ESP;
2124
2125                         esp_spec = item->spec;
2126                         esp_mask = item->mask;
2127
2128                         if (!(esp_spec && esp_mask))
2129                                 break;
2130
2131                         if (esp_mask->hdr.spi == UINT32_MAX)
2132                                 *input_set |= ICE_INSET_ESP_SPI;
2133
2134                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
2135                                 filter->input.ip.v4.sec_parm_idx =
2136                                         esp_spec->hdr.spi;
2137                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
2138                                 filter->input.ip.v6.sec_parm_idx =
2139                                         esp_spec->hdr.spi;
2140                         break;
2141                 default:
2142                         rte_flow_error_set(error, EINVAL,
2143                                            RTE_FLOW_ERROR_TYPE_ITEM,
2144                                            item,
2145                                            "Invalid pattern item.");
2146                         return -rte_errno;
2147                 }
2148         }
2149
2150         if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU &&
2151                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP)
2152                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU;
2153         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU_EH &&
2154                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP)
2155                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_GTPU_EH;
2156         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU &&
2157                 flow_type == ICE_FLTR_PTYPE_NONF_IPV6_UDP)
2158                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_GTPU;
2159         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_GTPU_EH &&
2160                 flow_type == ICE_FLTR_PTYPE_NONF_IPV6_UDP)
2161                 flow_type = ICE_FLTR_PTYPE_NONF_IPV6_GTPU_EH;
2162         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2163                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP)
2164                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_UDP;
2165         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2166                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_TCP)
2167                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_TCP;
2168         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2169                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_SCTP)
2170                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_SCTP;
2171         else if (tunnel_type == ICE_FDIR_TUNNEL_TYPE_VXLAN &&
2172                 flow_type == ICE_FLTR_PTYPE_NONF_IPV4_OTHER)
2173                 flow_type = ICE_FLTR_PTYPE_NONF_IPV4_UDP_VXLAN_IPV4_OTHER;
2174
2175         filter->tunnel_type = tunnel_type;
2176         filter->input.flow_type = flow_type;
2177         filter->input_set_o = input_set_o;
2178         filter->input_set_i = input_set_i;
2179
2180         return 0;
2181 }
2182
2183 static int
2184 ice_fdir_parse(struct ice_adapter *ad,
2185                struct ice_pattern_match_item *array,
2186                uint32_t array_len,
2187                const struct rte_flow_item pattern[],
2188                const struct rte_flow_action actions[],
2189                uint32_t priority __rte_unused,
2190                void **meta,
2191                struct rte_flow_error *error)
2192 {
2193         struct ice_pf *pf = &ad->pf;
2194         struct ice_fdir_filter_conf *filter = &pf->fdir.conf;
2195         struct ice_pattern_match_item *item = NULL;
2196         uint64_t input_set;
2197         int ret;
2198
2199         memset(filter, 0, sizeof(*filter));
2200         item = ice_search_pattern_match_item(ad, pattern, array, array_len,
2201                                              error);
2202         if (!item)
2203                 return -rte_errno;
2204
2205         ret = ice_fdir_parse_pattern(ad, pattern, error, filter);
2206         if (ret)
2207                 goto error;
2208         input_set = filter->input_set_o | filter->input_set_i;
2209         if (!input_set || filter->input_set_o &
2210             ~(item->input_set_mask_o | ICE_INSET_ETHERTYPE) ||
2211             filter->input_set_i & ~item->input_set_mask_i) {
2212                 rte_flow_error_set(error, EINVAL,
2213                                    RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
2214                                    pattern,
2215                                    "Invalid input set");
2216                 ret = -rte_errno;
2217                 goto error;
2218         }
2219
2220         ret = ice_fdir_parse_action(ad, actions, error, filter);
2221         if (ret)
2222                 goto error;
2223
2224         if (meta)
2225                 *meta = filter;
2226 error:
2227         rte_free(item);
2228         return ret;
2229 }
2230
2231 static struct ice_flow_parser ice_fdir_parser = {
2232         .engine = &ice_fdir_engine,
2233         .array = ice_fdir_pattern_list,
2234         .array_len = RTE_DIM(ice_fdir_pattern_list),
2235         .parse_pattern_action = ice_fdir_parse,
2236         .stage = ICE_FLOW_STAGE_DISTRIBUTOR,
2237 };
2238
2239 RTE_INIT(ice_fdir_engine_register)
2240 {
2241         ice_register_flow_engine(&ice_fdir_engine);
2242 }