drivers/net/i40e/i40e_flow.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (c) 2016-2017 Intel Corporation. All rights reserved.
   5  *
   6  *   Redistribution and use in source and binary forms, with or without
   7  *   modification, are permitted provided that the following conditions
   8  *   are met:
   9  *
  10  *     * Redistributions of source code must retain the above copyright
  11  *       notice, this list of conditions and the following disclaimer.
  12  *     * Redistributions in binary form must reproduce the above copyright
  13  *       notice, this list of conditions and the following disclaimer in
  14  *       the documentation and/or other materials provided with the
  15  *       distribution.
  16  *     * Neither the name of Intel Corporation nor the names of its
  17  *       contributors may be used to endorse or promote products derived
  18  *       from this software without specific prior written permission.
  19  *
  20  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #include <sys/queue.h>
  34 #include <stdio.h>
  35 #include <errno.h>
  36 #include <stdint.h>
  37 #include <string.h>
  38 #include <unistd.h>
  39 #include <stdarg.h>
  40
  41 #include <rte_ether.h>
  42 #include <rte_ethdev.h>
  43 #include <rte_log.h>
  44 #include <rte_memzone.h>
  45 #include <rte_malloc.h>
  46 #include <rte_eth_ctrl.h>
  47 #include <rte_tailq.h>
  48 #include <rte_flow_driver.h>
  49
  50 #include "i40e_logs.h"
  51 #include "base/i40e_type.h"
  52 #include "base/i40e_prototype.h"
  53 #include "i40e_ethdev.h"
  54
  55 #define I40E_IPV4_TC_SHIFT      4
  56 #define I40E_IPV6_TC_MASK       (0x00FF << I40E_IPV4_TC_SHIFT)
  57 #define I40E_IPV6_FRAG_HEADER   44
  58 #define I40E_TENANT_ARRAY_NUM   3
  59 #define I40E_TCI_MASK           0xFFFF
  60
  61 static int i40e_flow_validate(struct rte_eth_dev *dev,
  62                               const struct rte_flow_attr *attr,
  63                               const struct rte_flow_item pattern[],
  64                               const struct rte_flow_action actions[],
  65                               struct rte_flow_error *error);
  66 static struct rte_flow *i40e_flow_create(struct rte_eth_dev *dev,
  67                                          const struct rte_flow_attr *attr,
  68                                          const struct rte_flow_item pattern[],
  69                                          const struct rte_flow_action actions[],
  70                                          struct rte_flow_error *error);
  71 static int i40e_flow_destroy(struct rte_eth_dev *dev,
  72                              struct rte_flow *flow,
  73                              struct rte_flow_error *error);
  74 static int i40e_flow_flush(struct rte_eth_dev *dev,
  75                            struct rte_flow_error *error);
  76 static int
  77 i40e_flow_parse_ethertype_pattern(struct rte_eth_dev *dev,
  78                                   const struct rte_flow_item *pattern,
  79                                   struct rte_flow_error *error,
  80                                   struct rte_eth_ethertype_filter *filter);
  81 static int i40e_flow_parse_ethertype_action(struct rte_eth_dev *dev,
  82                                     const struct rte_flow_action *actions,
  83                                     struct rte_flow_error *error,
  84                                     struct rte_eth_ethertype_filter *filter);
  85 static int i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
  86                                         const struct rte_flow_item *pattern,
  87                                         struct rte_flow_error *error,
  88                                         struct rte_eth_fdir_filter *filter);
  89 static int i40e_flow_parse_fdir_action(struct rte_eth_dev *dev,
  90                                        const struct rte_flow_action *actions,
  91                                        struct rte_flow_error *error,
  92                                        struct rte_eth_fdir_filter *filter);
  93 static int i40e_flow_parse_tunnel_action(struct rte_eth_dev *dev,
  94                                  const struct rte_flow_action *actions,
  95                                  struct rte_flow_error *error,
  96                                  struct i40e_tunnel_filter_conf *filter);
  97 static int i40e_flow_parse_attr(const struct rte_flow_attr *attr,
  98                                 struct rte_flow_error *error);
  99 static int i40e_flow_parse_ethertype_filter(struct rte_eth_dev *dev,
 100                                     const struct rte_flow_attr *attr,
 101                                     const struct rte_flow_item pattern[],
 102                                     const struct rte_flow_action actions[],
 103                                     struct rte_flow_error *error,
 104                                     union i40e_filter_t *filter);
 105 static int i40e_flow_parse_fdir_filter(struct rte_eth_dev *dev,
 106                                        const struct rte_flow_attr *attr,
 107                                        const struct rte_flow_item pattern[],
 108                                        const struct rte_flow_action actions[],
 109                                        struct rte_flow_error *error,
 110                                        union i40e_filter_t *filter);
 111 static int i40e_flow_parse_vxlan_filter(struct rte_eth_dev *dev,
 112                                         const struct rte_flow_attr *attr,
 113                                         const struct rte_flow_item pattern[],
 114                                         const struct rte_flow_action actions[],
 115                                         struct rte_flow_error *error,
 116                                         union i40e_filter_t *filter);
 117 static int i40e_flow_parse_mpls_filter(struct rte_eth_dev *dev,
 118                                        const struct rte_flow_attr *attr,
 119                                        const struct rte_flow_item pattern[],
 120                                        const struct rte_flow_action actions[],
 121                                        struct rte_flow_error *error,
 122                                        union i40e_filter_t *filter);
 123 static int i40e_flow_destroy_ethertype_filter(struct i40e_pf *pf,
 124                                       struct i40e_ethertype_filter *filter);
 125 static int i40e_flow_destroy_tunnel_filter(struct i40e_pf *pf,
 126                                            struct i40e_tunnel_filter *filter);
 127 static int i40e_flow_flush_fdir_filter(struct i40e_pf *pf);
 128 static int i40e_flow_flush_ethertype_filter(struct i40e_pf *pf);
 129 static int i40e_flow_flush_tunnel_filter(struct i40e_pf *pf);
 130 static int
 131 i40e_flow_parse_qinq_filter(struct rte_eth_dev *dev,
 132                               const struct rte_flow_attr *attr,
 133                               const struct rte_flow_item pattern[],
 134                               const struct rte_flow_action actions[],
 135                               struct rte_flow_error *error,
 136                               union i40e_filter_t *filter);
 137 static int
 138 i40e_flow_parse_qinq_pattern(__rte_unused struct rte_eth_dev *dev,
 139                               const struct rte_flow_item *pattern,
 140                               struct rte_flow_error *error,
 141                               struct i40e_tunnel_filter_conf *filter);
 142
 143 const struct rte_flow_ops i40e_flow_ops = {
 144         .validate = i40e_flow_validate,
 145         .create = i40e_flow_create,
 146         .destroy = i40e_flow_destroy,
 147         .flush = i40e_flow_flush,
 148 };
 149
 150 union i40e_filter_t cons_filter;
 151 enum rte_filter_type cons_filter_type = RTE_ETH_FILTER_NONE;
 152
 153 /* Pattern matched ethertype filter */
 154 static enum rte_flow_item_type pattern_ethertype[] = {
 155         RTE_FLOW_ITEM_TYPE_ETH,
 156         RTE_FLOW_ITEM_TYPE_END,
 157 };
 158
 159 /* Pattern matched flow director filter */
 160 static enum rte_flow_item_type pattern_fdir_ipv4[] = {
 161         RTE_FLOW_ITEM_TYPE_IPV4,
 162         RTE_FLOW_ITEM_TYPE_END,
 163 };
 164
 165 static enum rte_flow_item_type pattern_fdir_ipv4_ext[] = {
 166         RTE_FLOW_ITEM_TYPE_ETH,
 167         RTE_FLOW_ITEM_TYPE_IPV4,
 168         RTE_FLOW_ITEM_TYPE_END,
 169 };
 170
 171 static enum rte_flow_item_type pattern_fdir_ipv4_udp[] = {
 172         RTE_FLOW_ITEM_TYPE_IPV4,
 173         RTE_FLOW_ITEM_TYPE_UDP,
 174         RTE_FLOW_ITEM_TYPE_END,
 175 };
 176
 177 static enum rte_flow_item_type pattern_fdir_ipv4_udp_ext[] = {
 178         RTE_FLOW_ITEM_TYPE_ETH,
 179         RTE_FLOW_ITEM_TYPE_IPV4,
 180         RTE_FLOW_ITEM_TYPE_UDP,
 181         RTE_FLOW_ITEM_TYPE_END,
 182 };
 183
 184 static enum rte_flow_item_type pattern_fdir_ipv4_tcp[] = {
 185         RTE_FLOW_ITEM_TYPE_IPV4,
 186         RTE_FLOW_ITEM_TYPE_TCP,
 187         RTE_FLOW_ITEM_TYPE_END,
 188 };
 189
 190 static enum rte_flow_item_type pattern_fdir_ipv4_tcp_ext[] = {
 191         RTE_FLOW_ITEM_TYPE_ETH,
 192         RTE_FLOW_ITEM_TYPE_IPV4,
 193         RTE_FLOW_ITEM_TYPE_TCP,
 194         RTE_FLOW_ITEM_TYPE_END,
 195 };
 196
 197 static enum rte_flow_item_type pattern_fdir_ipv4_sctp[] = {
 198         RTE_FLOW_ITEM_TYPE_IPV4,
 199         RTE_FLOW_ITEM_TYPE_SCTP,
 200         RTE_FLOW_ITEM_TYPE_END,
 201 };
 202
 203 static enum rte_flow_item_type pattern_fdir_ipv4_sctp_ext[] = {
 204         RTE_FLOW_ITEM_TYPE_ETH,
 205         RTE_FLOW_ITEM_TYPE_IPV4,
 206         RTE_FLOW_ITEM_TYPE_SCTP,
 207         RTE_FLOW_ITEM_TYPE_END,
 208 };
 209
 210 static enum rte_flow_item_type pattern_fdir_ipv6[] = {
 211         RTE_FLOW_ITEM_TYPE_IPV6,
 212         RTE_FLOW_ITEM_TYPE_END,
 213 };
 214
 215 static enum rte_flow_item_type pattern_fdir_ipv6_ext[] = {
 216         RTE_FLOW_ITEM_TYPE_ETH,
 217         RTE_FLOW_ITEM_TYPE_IPV6,
 218         RTE_FLOW_ITEM_TYPE_END,
 219 };
 220
 221 static enum rte_flow_item_type pattern_fdir_ipv6_udp[] = {
 222         RTE_FLOW_ITEM_TYPE_IPV6,
 223         RTE_FLOW_ITEM_TYPE_UDP,
 224         RTE_FLOW_ITEM_TYPE_END,
 225 };
 226
 227 static enum rte_flow_item_type pattern_fdir_ipv6_udp_ext[] = {
 228         RTE_FLOW_ITEM_TYPE_ETH,
 229         RTE_FLOW_ITEM_TYPE_IPV6,
 230         RTE_FLOW_ITEM_TYPE_UDP,
 231         RTE_FLOW_ITEM_TYPE_END,
 232 };
 233
 234 static enum rte_flow_item_type pattern_fdir_ipv6_tcp[] = {
 235         RTE_FLOW_ITEM_TYPE_IPV6,
 236         RTE_FLOW_ITEM_TYPE_TCP,
 237         RTE_FLOW_ITEM_TYPE_END,
 238 };
 239
 240 static enum rte_flow_item_type pattern_fdir_ipv6_tcp_ext[] = {
 241         RTE_FLOW_ITEM_TYPE_ETH,
 242         RTE_FLOW_ITEM_TYPE_IPV6,
 243         RTE_FLOW_ITEM_TYPE_TCP,
 244         RTE_FLOW_ITEM_TYPE_END,
 245 };
 246
 247 static enum rte_flow_item_type pattern_fdir_ipv6_sctp[] = {
 248         RTE_FLOW_ITEM_TYPE_IPV6,
 249         RTE_FLOW_ITEM_TYPE_SCTP,
 250         RTE_FLOW_ITEM_TYPE_END,
 251 };
 252
 253 static enum rte_flow_item_type pattern_fdir_ipv6_sctp_ext[] = {
 254         RTE_FLOW_ITEM_TYPE_ETH,
 255         RTE_FLOW_ITEM_TYPE_IPV6,
 256         RTE_FLOW_ITEM_TYPE_SCTP,
 257         RTE_FLOW_ITEM_TYPE_END,
 258 };
 259
 260 /* Pattern matched tunnel filter */
 261 static enum rte_flow_item_type pattern_vxlan_1[] = {
 262         RTE_FLOW_ITEM_TYPE_ETH,
 263         RTE_FLOW_ITEM_TYPE_IPV4,
 264         RTE_FLOW_ITEM_TYPE_UDP,
 265         RTE_FLOW_ITEM_TYPE_VXLAN,
 266         RTE_FLOW_ITEM_TYPE_ETH,
 267         RTE_FLOW_ITEM_TYPE_END,
 268 };
 269
 270 static enum rte_flow_item_type pattern_vxlan_2[] = {
 271         RTE_FLOW_ITEM_TYPE_ETH,
 272         RTE_FLOW_ITEM_TYPE_IPV6,
 273         RTE_FLOW_ITEM_TYPE_UDP,
 274         RTE_FLOW_ITEM_TYPE_VXLAN,
 275         RTE_FLOW_ITEM_TYPE_ETH,
 276         RTE_FLOW_ITEM_TYPE_END,
 277 };
 278
 279 static enum rte_flow_item_type pattern_vxlan_3[] = {
 280         RTE_FLOW_ITEM_TYPE_ETH,
 281         RTE_FLOW_ITEM_TYPE_IPV4,
 282         RTE_FLOW_ITEM_TYPE_UDP,
 283         RTE_FLOW_ITEM_TYPE_VXLAN,
 284         RTE_FLOW_ITEM_TYPE_ETH,
 285         RTE_FLOW_ITEM_TYPE_VLAN,
 286         RTE_FLOW_ITEM_TYPE_END,
 287 };
 288
 289 static enum rte_flow_item_type pattern_vxlan_4[] = {
 290         RTE_FLOW_ITEM_TYPE_ETH,
 291         RTE_FLOW_ITEM_TYPE_IPV6,
 292         RTE_FLOW_ITEM_TYPE_UDP,
 293         RTE_FLOW_ITEM_TYPE_VXLAN,
 294         RTE_FLOW_ITEM_TYPE_ETH,
 295         RTE_FLOW_ITEM_TYPE_VLAN,
 296         RTE_FLOW_ITEM_TYPE_END,
 297 };
 298
 299 /* Pattern matched MPLS */
 300 static enum rte_flow_item_type pattern_mpls_1[] = {
 301         RTE_FLOW_ITEM_TYPE_ETH,
 302         RTE_FLOW_ITEM_TYPE_IPV4,
 303         RTE_FLOW_ITEM_TYPE_UDP,
 304         RTE_FLOW_ITEM_TYPE_MPLS,
 305         RTE_FLOW_ITEM_TYPE_END,
 306 };
 307
 308 static enum rte_flow_item_type pattern_mpls_2[] = {
 309         RTE_FLOW_ITEM_TYPE_ETH,
 310         RTE_FLOW_ITEM_TYPE_IPV6,
 311         RTE_FLOW_ITEM_TYPE_UDP,
 312         RTE_FLOW_ITEM_TYPE_MPLS,
 313         RTE_FLOW_ITEM_TYPE_END,
 314 };
 315
 316 static enum rte_flow_item_type pattern_mpls_3[] = {
 317         RTE_FLOW_ITEM_TYPE_ETH,
 318         RTE_FLOW_ITEM_TYPE_IPV4,
 319         RTE_FLOW_ITEM_TYPE_GRE,
 320         RTE_FLOW_ITEM_TYPE_MPLS,
 321         RTE_FLOW_ITEM_TYPE_END,
 322 };
 323
 324 static enum rte_flow_item_type pattern_mpls_4[] = {
 325         RTE_FLOW_ITEM_TYPE_ETH,
 326         RTE_FLOW_ITEM_TYPE_IPV6,
 327         RTE_FLOW_ITEM_TYPE_GRE,
 328         RTE_FLOW_ITEM_TYPE_MPLS,
 329         RTE_FLOW_ITEM_TYPE_END,
 330 };
 331
 332 /* Pattern matched QINQ */
 333 static enum rte_flow_item_type pattern_qinq_1[] = {
 334         RTE_FLOW_ITEM_TYPE_ETH,
 335         RTE_FLOW_ITEM_TYPE_VLAN,
 336         RTE_FLOW_ITEM_TYPE_VLAN,
 337         RTE_FLOW_ITEM_TYPE_END,
 338 };
 339
 340 static struct i40e_valid_pattern i40e_supported_patterns[] = {
 341         /* Ethertype */
 342         { pattern_ethertype, i40e_flow_parse_ethertype_filter },
 343         /* FDIR */
 344         { pattern_fdir_ipv4, i40e_flow_parse_fdir_filter },
 345         { pattern_fdir_ipv4_ext, i40e_flow_parse_fdir_filter },
 346         { pattern_fdir_ipv4_udp, i40e_flow_parse_fdir_filter },
 347         { pattern_fdir_ipv4_udp_ext, i40e_flow_parse_fdir_filter },
 348         { pattern_fdir_ipv4_tcp, i40e_flow_parse_fdir_filter },
 349         { pattern_fdir_ipv4_tcp_ext, i40e_flow_parse_fdir_filter },
 350         { pattern_fdir_ipv4_sctp, i40e_flow_parse_fdir_filter },
 351         { pattern_fdir_ipv4_sctp_ext, i40e_flow_parse_fdir_filter },
 352         { pattern_fdir_ipv6, i40e_flow_parse_fdir_filter },
 353         { pattern_fdir_ipv6_ext, i40e_flow_parse_fdir_filter },
 354         { pattern_fdir_ipv6_udp, i40e_flow_parse_fdir_filter },
 355         { pattern_fdir_ipv6_udp_ext, i40e_flow_parse_fdir_filter },
 356         { pattern_fdir_ipv6_tcp, i40e_flow_parse_fdir_filter },
 357         { pattern_fdir_ipv6_tcp_ext, i40e_flow_parse_fdir_filter },
 358         { pattern_fdir_ipv6_sctp, i40e_flow_parse_fdir_filter },
 359         { pattern_fdir_ipv6_sctp_ext, i40e_flow_parse_fdir_filter },
 360         /* VXLAN */
 361         { pattern_vxlan_1, i40e_flow_parse_vxlan_filter },
 362         { pattern_vxlan_2, i40e_flow_parse_vxlan_filter },
 363         { pattern_vxlan_3, i40e_flow_parse_vxlan_filter },
 364         { pattern_vxlan_4, i40e_flow_parse_vxlan_filter },
 365         /* MPLSoUDP & MPLSoGRE */
 366         { pattern_mpls_1, i40e_flow_parse_mpls_filter },
 367         { pattern_mpls_2, i40e_flow_parse_mpls_filter },
 368         { pattern_mpls_3, i40e_flow_parse_mpls_filter },
 369         { pattern_mpls_4, i40e_flow_parse_mpls_filter },
 370         /* QINQ */
 371         { pattern_qinq_1, i40e_flow_parse_qinq_filter },
 372 };
 373
 374 #define NEXT_ITEM_OF_ACTION(act, actions, index)                        \
 375         do {                                                            \
 376                 act = actions + index;                                  \
 377                 while (act->type == RTE_FLOW_ACTION_TYPE_VOID) {        \
 378                         index++;                                        \
 379                         act = actions + index;                          \
 380                 }                                                       \
 381         } while (0)
 382
 383 /* Find the first VOID or non-VOID item pointer */
 384 static const struct rte_flow_item *
 385 i40e_find_first_item(const struct rte_flow_item *item, bool is_void)
 386 {
 387         bool is_find;
 388
 389         while (item->type != RTE_FLOW_ITEM_TYPE_END) {
 390                 if (is_void)
 391                         is_find = item->type == RTE_FLOW_ITEM_TYPE_VOID;
 392                 else
 393                         is_find = item->type != RTE_FLOW_ITEM_TYPE_VOID;
 394                 if (is_find)
 395                         break;
 396                 item++;
 397         }
 398         return item;
 399 }
 400
 401 /* Skip all VOID items of the pattern */
 402 static void
 403 i40e_pattern_skip_void_item(struct rte_flow_item *items,
 404                             const struct rte_flow_item *pattern)
 405 {
 406         uint32_t cpy_count = 0;
 407         const struct rte_flow_item *pb = pattern, *pe = pattern;
 408
 409         for (;;) {
 410                 /* Find a non-void item first */
 411                 pb = i40e_find_first_item(pb, false);
 412                 if (pb->type == RTE_FLOW_ITEM_TYPE_END) {
 413                         pe = pb;
 414                         break;
 415                 }
 416
 417                 /* Find a void item */
 418                 pe = i40e_find_first_item(pb + 1, true);
 419
 420                 cpy_count = pe - pb;
 421                 rte_memcpy(items, pb, sizeof(struct rte_flow_item) * cpy_count);
 422
 423                 items += cpy_count;
 424
 425                 if (pe->type == RTE_FLOW_ITEM_TYPE_END) {
 426                         pb = pe;
 427                         break;
 428                 }
 429
 430                 pb = pe + 1;
 431         }
 432         /* Copy the END item. */
 433         rte_memcpy(items, pe, sizeof(struct rte_flow_item));
 434 }
 435
 436 /* Check if the pattern matches a supported item type array */
 437 static bool
 438 i40e_match_pattern(enum rte_flow_item_type *item_array,
 439                    struct rte_flow_item *pattern)
 440 {
 441         struct rte_flow_item *item = pattern;
 442
 443         while ((*item_array == item->type) &&
 444                (*item_array != RTE_FLOW_ITEM_TYPE_END)) {
 445                 item_array++;
 446                 item++;
 447         }
 448
 449         return (*item_array == RTE_FLOW_ITEM_TYPE_END &&
 450                 item->type == RTE_FLOW_ITEM_TYPE_END);
 451 }
 452
 453 /* Find if there's parse filter function matched */
 454 static parse_filter_t
 455 i40e_find_parse_filter_func(struct rte_flow_item *pattern)
 456 {
 457         parse_filter_t parse_filter = NULL;
 458         uint8_t i = 0;
 459
 460         for (; i < RTE_DIM(i40e_supported_patterns); i++) {
 461                 if (i40e_match_pattern(i40e_supported_patterns[i].items,
 462                                         pattern)) {
 463                         parse_filter = i40e_supported_patterns[i].parse_filter;
 464                         break;
 465                 }
 466         }
 467
 468         return parse_filter;
 469 }
 470
 471 /* Parse attributes */
 472 static int
 473 i40e_flow_parse_attr(const struct rte_flow_attr *attr,
 474                      struct rte_flow_error *error)
 475 {
 476         /* Must be input direction */
 477         if (!attr->ingress) {
 478                 rte_flow_error_set(error, EINVAL,
 479                                    RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
 480                                    attr, "Only support ingress.");
 481                 return -rte_errno;
 482         }
 483
 484         /* Not supported */
 485         if (attr->egress) {
 486                 rte_flow_error_set(error, EINVAL,
 487                                    RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
 488                                    attr, "Not support egress.");
 489                 return -rte_errno;
 490         }
 491
 492         /* Not supported */
 493         if (attr->priority) {
 494                 rte_flow_error_set(error, EINVAL,
 495                                    RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
 496                                    attr, "Not support priority.");
 497                 return -rte_errno;
 498         }
 499
 500         /* Not supported */
 501         if (attr->group) {
 502                 rte_flow_error_set(error, EINVAL,
 503                                    RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
 504                                    attr, "Not support group.");
 505                 return -rte_errno;
 506         }
 507
 508         return 0;
 509 }
 510
 511 static uint16_t
 512 i40e_get_outer_vlan(struct rte_eth_dev *dev)
 513 {
 514         struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 515         int qinq = dev->data->dev_conf.rxmode.hw_vlan_extend;
 516         uint64_t reg_r = 0;
 517         uint16_t reg_id;
 518         uint16_t tpid;
 519
 520         if (qinq)
 521                 reg_id = 2;
 522         else
 523                 reg_id = 3;
 524
 525         i40e_aq_debug_read_register(hw, I40E_GL_SWT_L2TAGCTRL(reg_id),
 526                                     &reg_r, NULL);
 527
 528         tpid = (reg_r >> I40E_GL_SWT_L2TAGCTRL_ETHERTYPE_SHIFT) & 0xFFFF;
 529
 530         return tpid;
 531 }
 532
 533 /* 1. Last in item should be NULL as range is not supported.
 534  * 2. Supported filter types: MAC_ETHTYPE and ETHTYPE.
 535  * 3. SRC mac_addr mask should be 00:00:00:00:00:00.
 536  * 4. DST mac_addr mask should be 00:00:00:00:00:00 or
 537  *    FF:FF:FF:FF:FF:FF
 538  * 5. Ether_type mask should be 0xFFFF.
 539  */
 540 static int
 541 i40e_flow_parse_ethertype_pattern(struct rte_eth_dev *dev,
 542                                   const struct rte_flow_item *pattern,
 543                                   struct rte_flow_error *error,
 544                                   struct rte_eth_ethertype_filter *filter)
 545 {
 546         const struct rte_flow_item *item = pattern;
 547         const struct rte_flow_item_eth *eth_spec;
 548         const struct rte_flow_item_eth *eth_mask;
 549         enum rte_flow_item_type item_type;
 550         uint16_t outer_tpid;
 551
 552         outer_tpid = i40e_get_outer_vlan(dev);
 553
 554         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
 555                 if (item->last) {
 556                         rte_flow_error_set(error, EINVAL,
 557                                            RTE_FLOW_ERROR_TYPE_ITEM,
 558                                            item,
 559                                            "Not support range");
 560                         return -rte_errno;
 561                 }
 562                 item_type = item->type;
 563                 switch (item_type) {
 564                 case RTE_FLOW_ITEM_TYPE_ETH:
 565                         eth_spec = (const struct rte_flow_item_eth *)item->spec;
 566                         eth_mask = (const struct rte_flow_item_eth *)item->mask;
 567                         /* Get the MAC info. */
 568                         if (!eth_spec || !eth_mask) {
 569                                 rte_flow_error_set(error, EINVAL,
 570                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 571                                                    item,
 572                                                    "NULL ETH spec/mask");
 573                                 return -rte_errno;
 574                         }
 575
 576                         /* Mask bits of source MAC address must be full of 0.
 577                          * Mask bits of destination MAC address must be full
 578                          * of 1 or full of 0.
 579                          */
 580                         if (!is_zero_ether_addr(&eth_mask->src) ||
 581                             (!is_zero_ether_addr(&eth_mask->dst) &&
 582                              !is_broadcast_ether_addr(&eth_mask->dst))) {
 583                                 rte_flow_error_set(error, EINVAL,
 584                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 585                                                    item,
 586                                                    "Invalid MAC_addr mask");
 587                                 return -rte_errno;
 588                         }
 589
 590                         if ((eth_mask->type & UINT16_MAX) != UINT16_MAX) {
 591                                 rte_flow_error_set(error, EINVAL,
 592                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 593                                                    item,
 594                                                    "Invalid ethertype mask");
 595                                 return -rte_errno;
 596                         }
 597
 598                         /* If mask bits of destination MAC address
 599                          * are full of 1, set RTE_ETHTYPE_FLAGS_MAC.
 600                          */
 601                         if (is_broadcast_ether_addr(&eth_mask->dst)) {
 602                                 filter->mac_addr = eth_spec->dst;
 603                                 filter->flags |= RTE_ETHTYPE_FLAGS_MAC;
 604                         } else {
 605                                 filter->flags &= ~RTE_ETHTYPE_FLAGS_MAC;
 606                         }
 607                         filter->ether_type = rte_be_to_cpu_16(eth_spec->type);
 608
 609                         if (filter->ether_type == ETHER_TYPE_IPv4 ||
 610                             filter->ether_type == ETHER_TYPE_IPv6 ||
 611                             filter->ether_type == ETHER_TYPE_LLDP ||
 612                             filter->ether_type == outer_tpid) {
 613                                 rte_flow_error_set(error, EINVAL,
 614                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 615                                                    item,
 616                                                    "Unsupported ether_type in"
 617                                                    " control packet filter.");
 618                                 return -rte_errno;
 619                         }
 620                         break;
 621                 default:
 622                         break;
 623                 }
 624         }
 625
 626         return 0;
 627 }
 628
 629 /* Ethertype action only supports QUEUE or DROP. */
 630 static int
 631 i40e_flow_parse_ethertype_action(struct rte_eth_dev *dev,
 632                                  const struct rte_flow_action *actions,
 633                                  struct rte_flow_error *error,
 634                                  struct rte_eth_ethertype_filter *filter)
 635 {
 636         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
 637         const struct rte_flow_action *act;
 638         const struct rte_flow_action_queue *act_q;
 639         uint32_t index = 0;
 640
 641         /* Check if the first non-void action is QUEUE or DROP. */
 642         NEXT_ITEM_OF_ACTION(act, actions, index);
 643         if (act->type != RTE_FLOW_ACTION_TYPE_QUEUE &&
 644             act->type != RTE_FLOW_ACTION_TYPE_DROP) {
 645                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
 646                                    act, "Not supported action.");
 647                 return -rte_errno;
 648         }
 649
 650         if (act->type == RTE_FLOW_ACTION_TYPE_QUEUE) {
 651                 act_q = (const struct rte_flow_action_queue *)act->conf;
 652                 filter->queue = act_q->index;
 653                 if (filter->queue >= pf->dev_data->nb_rx_queues) {
 654                         rte_flow_error_set(error, EINVAL,
 655                                            RTE_FLOW_ERROR_TYPE_ACTION,
 656                                            act, "Invalid queue ID for"
 657                                            " ethertype_filter.");
 658                         return -rte_errno;
 659                 }
 660         } else {
 661                 filter->flags |= RTE_ETHTYPE_FLAGS_DROP;
 662         }
 663
 664         /* Check if the next non-void item is END */
 665         index++;
 666         NEXT_ITEM_OF_ACTION(act, actions, index);
 667         if (act->type != RTE_FLOW_ACTION_TYPE_END) {
 668                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
 669                                    act, "Not supported action.");
 670                 return -rte_errno;
 671         }
 672
 673         return 0;
 674 }
 675
 676 static int
 677 i40e_flow_parse_ethertype_filter(struct rte_eth_dev *dev,
 678                                  const struct rte_flow_attr *attr,
 679                                  const struct rte_flow_item pattern[],
 680                                  const struct rte_flow_action actions[],
 681                                  struct rte_flow_error *error,
 682                                  union i40e_filter_t *filter)
 683 {
 684         struct rte_eth_ethertype_filter *ethertype_filter =
 685                 &filter->ethertype_filter;
 686         int ret;
 687
 688         ret = i40e_flow_parse_ethertype_pattern(dev, pattern, error,
 689                                                 ethertype_filter);
 690         if (ret)
 691                 return ret;
 692
 693         ret = i40e_flow_parse_ethertype_action(dev, actions, error,
 694                                                ethertype_filter);
 695         if (ret)
 696                 return ret;
 697
 698         ret = i40e_flow_parse_attr(attr, error);
 699         if (ret)
 700                 return ret;
 701
 702         cons_filter_type = RTE_ETH_FILTER_ETHERTYPE;
 703
 704         return ret;
 705 }
 706
 707 /* 1. Last in item should be NULL as range is not supported.
 708  * 2. Supported flow type and input set: refer to array
 709  *    default_inset_table in i40e_ethdev.c.
 710  * 3. Mask of fields which need to be matched should be
 711  *    filled with 1.
 712  * 4. Mask of fields which needn't to be matched should be
 713  *    filled with 0.
 714  */
 715 static int
 716 i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 717                              const struct rte_flow_item *pattern,
 718                              struct rte_flow_error *error,
 719                              struct rte_eth_fdir_filter *filter)
 720 {
 721         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
 722         const struct rte_flow_item *item = pattern;
 723         const struct rte_flow_item_eth *eth_spec, *eth_mask;
 724         const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_mask;
 725         const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
 726         const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
 727         const struct rte_flow_item_udp *udp_spec, *udp_mask;
 728         const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
 729         const struct rte_flow_item_vf *vf_spec;
 730         uint32_t flow_type = RTE_ETH_FLOW_UNKNOWN;
 731         enum i40e_filter_pctype pctype;
 732         uint64_t input_set = I40E_INSET_NONE;
 733         uint16_t flag_offset;
 734         enum rte_flow_item_type item_type;
 735         enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
 736         uint32_t j;
 737
 738         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
 739                 if (item->last) {
 740                         rte_flow_error_set(error, EINVAL,
 741                                            RTE_FLOW_ERROR_TYPE_ITEM,
 742                                            item,
 743                                            "Not support range");
 744                         return -rte_errno;
 745                 }
 746                 item_type = item->type;
 747                 switch (item_type) {
 748                 case RTE_FLOW_ITEM_TYPE_ETH:
 749                         eth_spec = (const struct rte_flow_item_eth *)item->spec;
 750                         eth_mask = (const struct rte_flow_item_eth *)item->mask;
 751                         if (eth_spec || eth_mask) {
 752                                 rte_flow_error_set(error, EINVAL,
 753                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 754                                                    item,
 755                                                    "Invalid ETH spec/mask");
 756                                 return -rte_errno;
 757                         }
 758                         break;
 759                 case RTE_FLOW_ITEM_TYPE_IPV4:
 760                         l3 = RTE_FLOW_ITEM_TYPE_IPV4;
 761                         ipv4_spec =
 762                                 (const struct rte_flow_item_ipv4 *)item->spec;
 763                         ipv4_mask =
 764                                 (const struct rte_flow_item_ipv4 *)item->mask;
 765                         if (!ipv4_spec || !ipv4_mask) {
 766                                 rte_flow_error_set(error, EINVAL,
 767                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 768                                                    item,
 769                                                    "NULL IPv4 spec/mask");
 770                                 return -rte_errno;
 771                         }
 772
 773                         /* Check IPv4 mask and update input set */
 774                         if (ipv4_mask->hdr.version_ihl ||
 775                             ipv4_mask->hdr.total_length ||
 776                             ipv4_mask->hdr.packet_id ||
 777                             ipv4_mask->hdr.fragment_offset ||
 778                             ipv4_mask->hdr.hdr_checksum) {
 779                                 rte_flow_error_set(error, EINVAL,
 780                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 781                                                    item,
 782                                                    "Invalid IPv4 mask.");
 783                                 return -rte_errno;
 784                         }
 785
 786                         if (ipv4_mask->hdr.src_addr == UINT32_MAX)
 787                                 input_set |= I40E_INSET_IPV4_SRC;
 788                         if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
 789                                 input_set |= I40E_INSET_IPV4_DST;
 790                         if (ipv4_mask->hdr.type_of_service == UINT8_MAX)
 791                                 input_set |= I40E_INSET_IPV4_TOS;
 792                         if (ipv4_mask->hdr.time_to_live == UINT8_MAX)
 793                                 input_set |= I40E_INSET_IPV4_TTL;
 794                         if (ipv4_mask->hdr.next_proto_id == UINT8_MAX)
 795                                 input_set |= I40E_INSET_IPV4_PROTO;
 796
 797                         /* Get filter info */
 798                         flow_type = RTE_ETH_FLOW_NONFRAG_IPV4_OTHER;
 799                         /* Check if it is fragment. */
 800                         flag_offset =
 801                               rte_be_to_cpu_16(ipv4_spec->hdr.fragment_offset);
 802                         if (flag_offset & IPV4_HDR_OFFSET_MASK ||
 803                             flag_offset & IPV4_HDR_MF_FLAG)
 804                                 flow_type = RTE_ETH_FLOW_FRAG_IPV4;
 805
 806                         /* Get the filter info */
 807                         filter->input.flow.ip4_flow.proto =
 808                                 ipv4_spec->hdr.next_proto_id;
 809                         filter->input.flow.ip4_flow.tos =
 810                                 ipv4_spec->hdr.type_of_service;
 811                         filter->input.flow.ip4_flow.ttl =
 812                                 ipv4_spec->hdr.time_to_live;
 813                         filter->input.flow.ip4_flow.src_ip =
 814                                 ipv4_spec->hdr.src_addr;
 815                         filter->input.flow.ip4_flow.dst_ip =
 816                                 ipv4_spec->hdr.dst_addr;
 817
 818                         break;
 819                 case RTE_FLOW_ITEM_TYPE_IPV6:
 820                         l3 = RTE_FLOW_ITEM_TYPE_IPV6;
 821                         ipv6_spec =
 822                                 (const struct rte_flow_item_ipv6 *)item->spec;
 823                         ipv6_mask =
 824                                 (const struct rte_flow_item_ipv6 *)item->mask;
 825                         if (!ipv6_spec || !ipv6_mask) {
 826                                 rte_flow_error_set(error, EINVAL,
 827                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 828                                                    item,
 829                                                    "NULL IPv6 spec/mask");
 830                                 return -rte_errno;
 831                         }
 832
 833                         /* Check IPv6 mask and update input set */
 834                         if (ipv6_mask->hdr.payload_len) {
 835                                 rte_flow_error_set(error, EINVAL,
 836                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 837                                                    item,
 838                                                    "Invalid IPv6 mask");
 839                                 return -rte_errno;
 840                         }
 841
 842                         /* SCR and DST address of IPv6 shouldn't be masked */
 843                         for (j = 0; j < RTE_DIM(ipv6_mask->hdr.src_addr); j++) {
 844                                 if (ipv6_mask->hdr.src_addr[j] != UINT8_MAX ||
 845                                     ipv6_mask->hdr.dst_addr[j] != UINT8_MAX) {
 846                                         rte_flow_error_set(error, EINVAL,
 847                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 848                                                    item,
 849                                                    "Invalid IPv6 mask");
 850                                         return -rte_errno;
 851                                 }
 852                         }
 853
 854                         input_set |= I40E_INSET_IPV6_SRC;
 855                         input_set |= I40E_INSET_IPV6_DST;
 856
 857                         if ((ipv6_mask->hdr.vtc_flow &
 858                              rte_cpu_to_be_16(I40E_IPV6_TC_MASK))
 859                             == rte_cpu_to_be_16(I40E_IPV6_TC_MASK))
 860                                 input_set |= I40E_INSET_IPV6_TC;
 861                         if (ipv6_mask->hdr.proto == UINT8_MAX)
 862                                 input_set |= I40E_INSET_IPV6_NEXT_HDR;
 863                         if (ipv6_mask->hdr.hop_limits == UINT8_MAX)
 864                                 input_set |= I40E_INSET_IPV6_HOP_LIMIT;
 865
 866                         /* Get filter info */
 867                         filter->input.flow.ipv6_flow.tc =
 868                                 (uint8_t)(ipv6_spec->hdr.vtc_flow <<
 869                                           I40E_IPV4_TC_SHIFT);
 870                         filter->input.flow.ipv6_flow.proto =
 871                                 ipv6_spec->hdr.proto;
 872                         filter->input.flow.ipv6_flow.hop_limits =
 873                                 ipv6_spec->hdr.hop_limits;
 874
 875                         rte_memcpy(filter->input.flow.ipv6_flow.src_ip,
 876                                    ipv6_spec->hdr.src_addr, 16);
 877                         rte_memcpy(filter->input.flow.ipv6_flow.dst_ip,
 878                                    ipv6_spec->hdr.dst_addr, 16);
 879
 880                         /* Check if it is fragment. */
 881                         if (ipv6_spec->hdr.proto == I40E_IPV6_FRAG_HEADER)
 882                                 flow_type = RTE_ETH_FLOW_FRAG_IPV6;
 883                         else
 884                                 flow_type = RTE_ETH_FLOW_NONFRAG_IPV6_OTHER;
 885                         break;
 886                 case RTE_FLOW_ITEM_TYPE_TCP:
 887                         tcp_spec = (const struct rte_flow_item_tcp *)item->spec;
 888                         tcp_mask = (const struct rte_flow_item_tcp *)item->mask;
 889                         if (!tcp_spec || !tcp_mask) {
 890                                 rte_flow_error_set(error, EINVAL,
 891                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 892                                                    item,
 893                                                    "NULL TCP spec/mask");
 894                                 return -rte_errno;
 895                         }
 896
 897                         /* Check TCP mask and update input set */
 898                         if (tcp_mask->hdr.sent_seq ||
 899                             tcp_mask->hdr.recv_ack ||
 900                             tcp_mask->hdr.data_off ||
 901                             tcp_mask->hdr.tcp_flags ||
 902                             tcp_mask->hdr.rx_win ||
 903                             tcp_mask->hdr.cksum ||
 904                             tcp_mask->hdr.tcp_urp) {
 905                                 rte_flow_error_set(error, EINVAL,
 906                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 907                                                    item,
 908                                                    "Invalid TCP mask");
 909                                 return -rte_errno;
 910                         }
 911
 912                         if (tcp_mask->hdr.src_port != UINT16_MAX ||
 913                             tcp_mask->hdr.dst_port != UINT16_MAX) {
 914                                 rte_flow_error_set(error, EINVAL,
 915                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 916                                                    item,
 917                                                    "Invalid TCP mask");
 918                                 return -rte_errno;
 919                         }
 920
 921                         input_set |= I40E_INSET_SRC_PORT;
 922                         input_set |= I40E_INSET_DST_PORT;
 923
 924                         /* Get filter info */
 925                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
 926                                 flow_type = RTE_ETH_FLOW_NONFRAG_IPV4_TCP;
 927                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
 928                                 flow_type = RTE_ETH_FLOW_NONFRAG_IPV6_TCP;
 929
 930                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
 931                                 filter->input.flow.tcp4_flow.src_port =
 932                                         tcp_spec->hdr.src_port;
 933                                 filter->input.flow.tcp4_flow.dst_port =
 934                                         tcp_spec->hdr.dst_port;
 935                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
 936                                 filter->input.flow.tcp6_flow.src_port =
 937                                         tcp_spec->hdr.src_port;
 938                                 filter->input.flow.tcp6_flow.dst_port =
 939                                         tcp_spec->hdr.dst_port;
 940                         }
 941                         break;
 942                 case RTE_FLOW_ITEM_TYPE_UDP:
 943                         udp_spec = (const struct rte_flow_item_udp *)item->spec;
 944                         udp_mask = (const struct rte_flow_item_udp *)item->mask;
 945                         if (!udp_spec || !udp_mask) {
 946                                 rte_flow_error_set(error, EINVAL,
 947                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 948                                                    item,
 949                                                    "NULL UDP spec/mask");
 950                                 return -rte_errno;
 951                         }
 952
 953                         /* Check UDP mask and update input set*/
 954                         if (udp_mask->hdr.dgram_len ||
 955                             udp_mask->hdr.dgram_cksum) {
 956                                 rte_flow_error_set(error, EINVAL,
 957                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 958                                                    item,
 959                                                    "Invalid UDP mask");
 960                                 return -rte_errno;
 961                         }
 962
 963                         if (udp_mask->hdr.src_port != UINT16_MAX ||
 964                             udp_mask->hdr.dst_port != UINT16_MAX) {
 965                                 rte_flow_error_set(error, EINVAL,
 966                                                    RTE_FLOW_ERROR_TYPE_ITEM,
 967                                                    item,
 968                                                    "Invalid UDP mask");
 969                                 return -rte_errno;
 970                         }
 971
 972                         input_set |= I40E_INSET_SRC_PORT;
 973                         input_set |= I40E_INSET_DST_PORT;
 974
 975                         /* Get filter info */
 976                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
 977                                 flow_type =
 978                                         RTE_ETH_FLOW_NONFRAG_IPV4_UDP;
 979                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
 980                                 flow_type =
 981                                         RTE_ETH_FLOW_NONFRAG_IPV6_UDP;
 982
 983                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
 984                                 filter->input.flow.udp4_flow.src_port =
 985                                         udp_spec->hdr.src_port;
 986                                 filter->input.flow.udp4_flow.dst_port =
 987                                         udp_spec->hdr.dst_port;
 988                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
 989                                 filter->input.flow.udp6_flow.src_port =
 990                                         udp_spec->hdr.src_port;
 991                                 filter->input.flow.udp6_flow.dst_port =
 992                                         udp_spec->hdr.dst_port;
 993                         }
 994                         break;
 995                 case RTE_FLOW_ITEM_TYPE_SCTP:
 996                         sctp_spec =
 997                                 (const struct rte_flow_item_sctp *)item->spec;
 998                         sctp_mask =
 999                                 (const struct rte_flow_item_sctp *)item->mask;
1000                         if (!sctp_spec || !sctp_mask) {
1001                                 rte_flow_error_set(error, EINVAL,
1002                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1003                                                    item,
1004                                                    "NULL SCTP spec/mask");
1005                                 return -rte_errno;
1006                         }
1007
1008                         /* Check SCTP mask and update input set */
1009                         if (sctp_mask->hdr.cksum) {
1010                                 rte_flow_error_set(error, EINVAL,
1011                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1012                                                    item,
1013                                                    "Invalid UDP mask");
1014                                 return -rte_errno;
1015                         }
1016
1017                         if (sctp_mask->hdr.src_port != UINT16_MAX ||
1018                             sctp_mask->hdr.dst_port != UINT16_MAX ||
1019                             sctp_mask->hdr.tag != UINT32_MAX) {
1020                                 rte_flow_error_set(error, EINVAL,
1021                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1022                                                    item,
1023                                                    "Invalid UDP mask");
1024                                 return -rte_errno;
1025                         }
1026                         input_set |= I40E_INSET_SRC_PORT;
1027                         input_set |= I40E_INSET_DST_PORT;
1028                         input_set |= I40E_INSET_SCTP_VT;
1029
1030                         /* Get filter info */
1031                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
1032                                 flow_type = RTE_ETH_FLOW_NONFRAG_IPV4_SCTP;
1033                         else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6)
1034                                 flow_type = RTE_ETH_FLOW_NONFRAG_IPV6_SCTP;
1035
1036                         if (l3 == RTE_FLOW_ITEM_TYPE_IPV4) {
1037                                 filter->input.flow.sctp4_flow.src_port =
1038                                         sctp_spec->hdr.src_port;
1039                                 filter->input.flow.sctp4_flow.dst_port =
1040                                         sctp_spec->hdr.dst_port;
1041                                 filter->input.flow.sctp4_flow.verify_tag =
1042                                         sctp_spec->hdr.tag;
1043                         } else if (l3 == RTE_FLOW_ITEM_TYPE_IPV6) {
1044                                 filter->input.flow.sctp6_flow.src_port =
1045                                         sctp_spec->hdr.src_port;
1046                                 filter->input.flow.sctp6_flow.dst_port =
1047                                         sctp_spec->hdr.dst_port;
1048                                 filter->input.flow.sctp6_flow.verify_tag =
1049                                         sctp_spec->hdr.tag;
1050                         }
1051                         break;
1052                 case RTE_FLOW_ITEM_TYPE_VF:
1053                         vf_spec = (const struct rte_flow_item_vf *)item->spec;
1054                         filter->input.flow_ext.is_vf = 1;
1055                         filter->input.flow_ext.dst_id = vf_spec->id;
1056                         if (filter->input.flow_ext.is_vf &&
1057                             filter->input.flow_ext.dst_id >= pf->vf_num) {
1058                                 rte_flow_error_set(error, EINVAL,
1059                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1060                                                    item,
1061                                                    "Invalid VF ID for FDIR.");
1062                                 return -rte_errno;
1063                         }
1064                         break;
1065                 default:
1066                         break;
1067                 }
1068         }
1069
1070         pctype = i40e_flowtype_to_pctype(flow_type);
1071         if (pctype == 0 || pctype > I40E_FILTER_PCTYPE_L2_PAYLOAD) {
1072                 rte_flow_error_set(error, EINVAL,
1073                                    RTE_FLOW_ERROR_TYPE_ITEM, item,
1074                                    "Unsupported flow type");
1075                 return -rte_errno;
1076         }
1077
1078         if (input_set != i40e_get_default_input_set(pctype)) {
1079                 rte_flow_error_set(error, EINVAL,
1080                                    RTE_FLOW_ERROR_TYPE_ITEM, item,
1081                                    "Invalid input set.");
1082                 return -rte_errno;
1083         }
1084         filter->input.flow_type = flow_type;
1085
1086         return 0;
1087 }
1088
1089 /* Parse to get the action info of a FDIR filter.
1090  * FDIR action supports QUEUE or (QUEUE + MARK).
1091  */
1092 static int
1093 i40e_flow_parse_fdir_action(struct rte_eth_dev *dev,
1094                             const struct rte_flow_action *actions,
1095                             struct rte_flow_error *error,
1096                             struct rte_eth_fdir_filter *filter)
1097 {
1098         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
1099         const struct rte_flow_action *act;
1100         const struct rte_flow_action_queue *act_q;
1101         const struct rte_flow_action_mark *mark_spec;
1102         uint32_t index = 0;
1103
1104         /* Check if the first non-void action is QUEUE or DROP. */
1105         NEXT_ITEM_OF_ACTION(act, actions, index);
1106         if (act->type != RTE_FLOW_ACTION_TYPE_QUEUE &&
1107             act->type != RTE_FLOW_ACTION_TYPE_DROP) {
1108                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
1109                                    act, "Invalid action.");
1110                 return -rte_errno;
1111         }
1112
1113         act_q = (const struct rte_flow_action_queue *)act->conf;
1114         filter->action.flex_off = 0;
1115         if (act->type == RTE_FLOW_ACTION_TYPE_QUEUE)
1116                 filter->action.behavior = RTE_ETH_FDIR_ACCEPT;
1117         else
1118                 filter->action.behavior = RTE_ETH_FDIR_REJECT;
1119
1120         filter->action.report_status = RTE_ETH_FDIR_REPORT_ID;
1121         filter->action.rx_queue = act_q->index;
1122
1123         if (filter->action.rx_queue >= pf->dev_data->nb_rx_queues) {
1124                 rte_flow_error_set(error, EINVAL,
1125                                    RTE_FLOW_ERROR_TYPE_ACTION, act,
1126                                    "Invalid queue ID for FDIR.");
1127                 return -rte_errno;
1128         }
1129
1130         /* Check if the next non-void item is MARK or END. */
1131         index++;
1132         NEXT_ITEM_OF_ACTION(act, actions, index);
1133         if (act->type != RTE_FLOW_ACTION_TYPE_MARK &&
1134             act->type != RTE_FLOW_ACTION_TYPE_END) {
1135                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
1136                                    act, "Invalid action.");
1137                 return -rte_errno;
1138         }
1139
1140         if (act->type == RTE_FLOW_ACTION_TYPE_MARK) {
1141                 mark_spec = (const struct rte_flow_action_mark *)act->conf;
1142                 filter->soft_id = mark_spec->id;
1143
1144                 /* Check if the next non-void item is END */
1145                 index++;
1146                 NEXT_ITEM_OF_ACTION(act, actions, index);
1147                 if (act->type != RTE_FLOW_ACTION_TYPE_END) {
1148                         rte_flow_error_set(error, EINVAL,
1149                                            RTE_FLOW_ERROR_TYPE_ACTION,
1150                                            act, "Invalid action.");
1151                         return -rte_errno;
1152                 }
1153         }
1154
1155         return 0;
1156 }
1157
1158 static int
1159 i40e_flow_parse_fdir_filter(struct rte_eth_dev *dev,
1160                             const struct rte_flow_attr *attr,
1161                             const struct rte_flow_item pattern[],
1162                             const struct rte_flow_action actions[],
1163                             struct rte_flow_error *error,
1164                             union i40e_filter_t *filter)
1165 {
1166         struct rte_eth_fdir_filter *fdir_filter =
1167                 &filter->fdir_filter;
1168         int ret;
1169
1170         ret = i40e_flow_parse_fdir_pattern(dev, pattern, error, fdir_filter);
1171         if (ret)
1172                 return ret;
1173
1174         ret = i40e_flow_parse_fdir_action(dev, actions, error, fdir_filter);
1175         if (ret)
1176                 return ret;
1177
1178         ret = i40e_flow_parse_attr(attr, error);
1179         if (ret)
1180                 return ret;
1181
1182         cons_filter_type = RTE_ETH_FILTER_FDIR;
1183
1184         if (dev->data->dev_conf.fdir_conf.mode !=
1185             RTE_FDIR_MODE_PERFECT) {
1186                 rte_flow_error_set(error, ENOTSUP,
1187                                    RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1188                                    NULL,
1189                                    "Check the mode in fdir_conf.");
1190                 return -rte_errno;
1191         }
1192
1193         return 0;
1194 }
1195
1196 /* Parse to get the action info of a tunnel filter
1197  * Tunnel action only supports PF, VF and QUEUE.
1198  */
1199 static int
1200 i40e_flow_parse_tunnel_action(struct rte_eth_dev *dev,
1201                               const struct rte_flow_action *actions,
1202                               struct rte_flow_error *error,
1203                               struct i40e_tunnel_filter_conf *filter)
1204 {
1205         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
1206         const struct rte_flow_action *act;
1207         const struct rte_flow_action_queue *act_q;
1208         const struct rte_flow_action_vf *act_vf;
1209         uint32_t index = 0;
1210
1211         /* Check if the first non-void action is PF or VF. */
1212         NEXT_ITEM_OF_ACTION(act, actions, index);
1213         if (act->type != RTE_FLOW_ACTION_TYPE_PF &&
1214             act->type != RTE_FLOW_ACTION_TYPE_VF) {
1215                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
1216                                    act, "Not supported action.");
1217                 return -rte_errno;
1218         }
1219
1220         if (act->type == RTE_FLOW_ACTION_TYPE_VF) {
1221                 act_vf = (const struct rte_flow_action_vf *)act->conf;
1222                 filter->vf_id = act_vf->id;
1223                 filter->is_to_vf = 1;
1224                 if (filter->vf_id >= pf->vf_num) {
1225                         rte_flow_error_set(error, EINVAL,
1226                                    RTE_FLOW_ERROR_TYPE_ACTION,
1227                                    act, "Invalid VF ID for tunnel filter");
1228                         return -rte_errno;
1229                 }
1230         }
1231
1232         /* Check if the next non-void item is QUEUE */
1233         index++;
1234         NEXT_ITEM_OF_ACTION(act, actions, index);
1235         if (act->type == RTE_FLOW_ACTION_TYPE_QUEUE) {
1236                 act_q = (const struct rte_flow_action_queue *)act->conf;
1237                 filter->queue_id = act_q->index;
1238                 if ((!filter->is_to_vf) &&
1239                     (filter->queue_id >= pf->dev_data->nb_rx_queues)) {
1240                         rte_flow_error_set(error, EINVAL,
1241                                    RTE_FLOW_ERROR_TYPE_ACTION,
1242                                    act, "Invalid queue ID for tunnel filter");
1243                         return -rte_errno;
1244                 } else if (filter->is_to_vf &&
1245                            (filter->queue_id >= pf->vf_nb_qps)) {
1246                         rte_flow_error_set(error, EINVAL,
1247                                    RTE_FLOW_ERROR_TYPE_ACTION,
1248                                    act, "Invalid queue ID for tunnel filter");
1249                         return -rte_errno;
1250                 }
1251         }
1252
1253         /* Check if the next non-void item is END */
1254         index++;
1255         NEXT_ITEM_OF_ACTION(act, actions, index);
1256         if (act->type != RTE_FLOW_ACTION_TYPE_END) {
1257                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
1258                                    act, "Not supported action.");
1259                 return -rte_errno;
1260         }
1261
1262         return 0;
1263 }
1264
1265 static int
1266 i40e_check_tenant_id_mask(const uint8_t *mask)
1267 {
1268         uint32_t j;
1269         int is_masked = 0;
1270
1271         for (j = 0; j < I40E_TENANT_ARRAY_NUM; j++) {
1272                 if (*(mask + j) == UINT8_MAX) {
1273                         if (j > 0 && (*(mask + j) != *(mask + j - 1)))
1274                                 return -EINVAL;
1275                         is_masked = 0;
1276                 } else if (*(mask + j) == 0) {
1277                         if (j > 0 && (*(mask + j) != *(mask + j - 1)))
1278                                 return -EINVAL;
1279                         is_masked = 1;
1280                 } else {
1281                         return -EINVAL;
1282                 }
1283         }
1284
1285         return is_masked;
1286 }
1287
1288 /* 1. Last in item should be NULL as range is not supported.
1289  * 2. Supported filter types: IMAC_IVLAN_TENID, IMAC_IVLAN,
1290  *    IMAC_TENID, OMAC_TENID_IMAC and IMAC.
1291  * 3. Mask of fields which need to be matched should be
1292  *    filled with 1.
1293  * 4. Mask of fields which needn't to be matched should be
1294  *    filled with 0.
1295  */
1296 static int
1297 i40e_flow_parse_vxlan_pattern(__rte_unused struct rte_eth_dev *dev,
1298                               const struct rte_flow_item *pattern,
1299                               struct rte_flow_error *error,
1300                               struct i40e_tunnel_filter_conf *filter)
1301 {
1302         const struct rte_flow_item *item = pattern;
1303         const struct rte_flow_item_eth *eth_spec;
1304         const struct rte_flow_item_eth *eth_mask;
1305         const struct rte_flow_item_eth *o_eth_spec = NULL;
1306         const struct rte_flow_item_eth *o_eth_mask = NULL;
1307         const struct rte_flow_item_vxlan *vxlan_spec = NULL;
1308         const struct rte_flow_item_vxlan *vxlan_mask = NULL;
1309         const struct rte_flow_item_eth *i_eth_spec = NULL;
1310         const struct rte_flow_item_eth *i_eth_mask = NULL;
1311         const struct rte_flow_item_vlan *vlan_spec = NULL;
1312         const struct rte_flow_item_vlan *vlan_mask = NULL;
1313         bool is_vni_masked = 0;
1314         enum rte_flow_item_type item_type;
1315         bool vxlan_flag = 0;
1316         uint32_t tenant_id_be = 0;
1317
1318         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1319                 if (item->last) {
1320                         rte_flow_error_set(error, EINVAL,
1321                                            RTE_FLOW_ERROR_TYPE_ITEM,
1322                                            item,
1323                                            "Not support range");
1324                         return -rte_errno;
1325                 }
1326                 item_type = item->type;
1327                 switch (item_type) {
1328                 case RTE_FLOW_ITEM_TYPE_ETH:
1329                         eth_spec = (const struct rte_flow_item_eth *)item->spec;
1330                         eth_mask = (const struct rte_flow_item_eth *)item->mask;
1331                         if ((!eth_spec && eth_mask) ||
1332                             (eth_spec && !eth_mask)) {
1333                                 rte_flow_error_set(error, EINVAL,
1334                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1335                                                    item,
1336                                                    "Invalid ether spec/mask");
1337                                 return -rte_errno;
1338                         }
1339
1340                         if (eth_spec && eth_mask) {
1341                                 /* DST address of inner MAC shouldn't be masked.
1342                                  * SRC address of Inner MAC should be masked.
1343                                  */
1344                                 if (!is_broadcast_ether_addr(&eth_mask->dst) ||
1345                                     !is_zero_ether_addr(&eth_mask->src) ||
1346                                     eth_mask->type) {
1347                                         rte_flow_error_set(error, EINVAL,
1348                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1349                                                    item,
1350                                                    "Invalid ether spec/mask");
1351                                         return -rte_errno;
1352                                 }
1353
1354                                 if (!vxlan_flag)
1355                                         rte_memcpy(&filter->outer_mac,
1356                                                    &eth_spec->dst,
1357                                                    ETHER_ADDR_LEN);
1358                                 else
1359                                         rte_memcpy(&filter->inner_mac,
1360                                                    &eth_spec->dst,
1361                                                    ETHER_ADDR_LEN);
1362                         }
1363
1364                         if (!vxlan_flag) {
1365                                 o_eth_spec = eth_spec;
1366                                 o_eth_mask = eth_mask;
1367                         } else {
1368                                 i_eth_spec = eth_spec;
1369                                 i_eth_mask = eth_mask;
1370                         }
1371
1372                         break;
1373                 case RTE_FLOW_ITEM_TYPE_VLAN:
1374                         vlan_spec =
1375                                 (const struct rte_flow_item_vlan *)item->spec;
1376                         vlan_mask =
1377                                 (const struct rte_flow_item_vlan *)item->mask;
1378                         if (vxlan_flag) {
1379                                 vlan_spec =
1380                                 (const struct rte_flow_item_vlan *)item->spec;
1381                                 vlan_mask =
1382                                 (const struct rte_flow_item_vlan *)item->mask;
1383                                 if (!(vlan_spec && vlan_mask)) {
1384                                         rte_flow_error_set(error, EINVAL,
1385                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1386                                                    item,
1387                                                    "Invalid vlan item");
1388                                         return -rte_errno;
1389                                 }
1390                         } else {
1391                                 if (vlan_spec || vlan_mask)
1392                                         rte_flow_error_set(error, EINVAL,
1393                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1394                                                    item,
1395                                                    "Invalid vlan item");
1396                                 return -rte_errno;
1397                         }
1398                         break;
1399                 case RTE_FLOW_ITEM_TYPE_IPV4:
1400                         filter->ip_type = I40E_TUNNEL_IPTYPE_IPV4;
1401                         /* IPv4 is used to describe protocol,
1402                          * spec and mask should be NULL.
1403                          */
1404                         if (item->spec || item->mask) {
1405                                 rte_flow_error_set(error, EINVAL,
1406                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1407                                                    item,
1408                                                    "Invalid IPv4 item");
1409                                 return -rte_errno;
1410                         }
1411                         break;
1412                 case RTE_FLOW_ITEM_TYPE_IPV6:
1413                         filter->ip_type = I40E_TUNNEL_IPTYPE_IPV6;
1414                         /* IPv6 is used to describe protocol,
1415                          * spec and mask should be NULL.
1416                          */
1417                         if (item->spec || item->mask) {
1418                                 rte_flow_error_set(error, EINVAL,
1419                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1420                                                    item,
1421                                                    "Invalid IPv6 item");
1422                                 return -rte_errno;
1423                         }
1424                         break;
1425                 case RTE_FLOW_ITEM_TYPE_UDP:
1426                         /* UDP is used to describe protocol,
1427                          * spec and mask should be NULL.
1428                          */
1429                         if (item->spec || item->mask) {
1430                                 rte_flow_error_set(error, EINVAL,
1431                                            RTE_FLOW_ERROR_TYPE_ITEM,
1432                                            item,
1433                                            "Invalid UDP item");
1434                                 return -rte_errno;
1435                         }
1436                         break;
1437                 case RTE_FLOW_ITEM_TYPE_VXLAN:
1438                         vxlan_spec =
1439                                 (const struct rte_flow_item_vxlan *)item->spec;
1440                         vxlan_mask =
1441                                 (const struct rte_flow_item_vxlan *)item->mask;
1442                         /* Check if VXLAN item is used to describe protocol.
1443                          * If yes, both spec and mask should be NULL.
1444                          * If no, either spec or mask shouldn't be NULL.
1445                          */
1446                         if ((!vxlan_spec && vxlan_mask) ||
1447                             (vxlan_spec && !vxlan_mask)) {
1448                                 rte_flow_error_set(error, EINVAL,
1449                                            RTE_FLOW_ERROR_TYPE_ITEM,
1450                                            item,
1451                                            "Invalid VXLAN item");
1452                                 return -rte_errno;
1453                         }
1454
1455                         /* Check if VNI is masked. */
1456                         if (vxlan_mask) {
1457                                 is_vni_masked =
1458                                 i40e_check_tenant_id_mask(vxlan_mask->vni);
1459                                 if (is_vni_masked < 0) {
1460                                         rte_flow_error_set(error, EINVAL,
1461                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1462                                                    item,
1463                                                    "Invalid VNI mask");
1464                                         return -rte_errno;
1465                                 }
1466                         }
1467                         vxlan_flag = 1;
1468                         break;
1469                 default:
1470                         break;
1471                 }
1472         }
1473
1474         /* Check specification and mask to get the filter type */
1475         if (vlan_spec && vlan_mask &&
1476             (vlan_mask->tci == rte_cpu_to_be_16(I40E_TCI_MASK))) {
1477                 /* If there's inner vlan */
1478                 filter->inner_vlan = rte_be_to_cpu_16(vlan_spec->tci)
1479                         & I40E_TCI_MASK;
1480                 if (vxlan_spec && vxlan_mask && !is_vni_masked) {
1481                         /* If there's vxlan */
1482                         rte_memcpy(((uint8_t *)&tenant_id_be + 1),
1483                                    vxlan_spec->vni, 3);
1484                         filter->tenant_id = rte_be_to_cpu_32(tenant_id_be);
1485                         if (!o_eth_spec && !o_eth_mask &&
1486                                 i_eth_spec && i_eth_mask)
1487                                 filter->filter_type =
1488                                         RTE_TUNNEL_FILTER_IMAC_IVLAN_TENID;
1489                         else {
1490                                 rte_flow_error_set(error, EINVAL,
1491                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1492                                                    NULL,
1493                                                    "Invalid filter type");
1494                                 return -rte_errno;
1495                         }
1496                 } else if (!vxlan_spec && !vxlan_mask) {
1497                         /* If there's no vxlan */
1498                         if (!o_eth_spec && !o_eth_mask &&
1499                                 i_eth_spec && i_eth_mask)
1500                                 filter->filter_type =
1501                                         RTE_TUNNEL_FILTER_IMAC_IVLAN;
1502                         else {
1503                                 rte_flow_error_set(error, EINVAL,
1504                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1505                                                    NULL,
1506                                                    "Invalid filter type");
1507                                 return -rte_errno;
1508                         }
1509                 } else {
1510                         rte_flow_error_set(error, EINVAL,
1511                                            RTE_FLOW_ERROR_TYPE_ITEM,
1512                                            NULL,
1513                                            "Invalid filter type");
1514                         return -rte_errno;
1515                 }
1516         } else if ((!vlan_spec && !vlan_mask) ||
1517                    (vlan_spec && vlan_mask && vlan_mask->tci == 0x0)) {
1518                 /* If there's no inner vlan */
1519                 if (vxlan_spec && vxlan_mask && !is_vni_masked) {
1520                         /* If there's vxlan */
1521                         rte_memcpy(((uint8_t *)&tenant_id_be + 1),
1522                                    vxlan_spec->vni, 3);
1523                         filter->tenant_id = rte_be_to_cpu_32(tenant_id_be);
1524                         if (!o_eth_spec && !o_eth_mask &&
1525                                 i_eth_spec && i_eth_mask)
1526                                 filter->filter_type =
1527                                         RTE_TUNNEL_FILTER_IMAC_TENID;
1528                         else if (o_eth_spec && o_eth_mask &&
1529                                 i_eth_spec && i_eth_mask)
1530                                 filter->filter_type =
1531                                         RTE_TUNNEL_FILTER_OMAC_TENID_IMAC;
1532                 } else if (!vxlan_spec && !vxlan_mask) {
1533                         /* If there's no vxlan */
1534                         if (!o_eth_spec && !o_eth_mask &&
1535                                 i_eth_spec && i_eth_mask) {
1536                                 filter->filter_type = ETH_TUNNEL_FILTER_IMAC;
1537                         } else {
1538                                 rte_flow_error_set(error, EINVAL,
1539                                            RTE_FLOW_ERROR_TYPE_ITEM, NULL,
1540                                            "Invalid filter type");
1541                                 return -rte_errno;
1542                         }
1543                 } else {
1544                         rte_flow_error_set(error, EINVAL,
1545                                            RTE_FLOW_ERROR_TYPE_ITEM, NULL,
1546                                            "Invalid filter type");
1547                         return -rte_errno;
1548                 }
1549         } else {
1550                 rte_flow_error_set(error, EINVAL,
1551                                    RTE_FLOW_ERROR_TYPE_ITEM, NULL,
1552                                    "Not supported by tunnel filter.");
1553                 return -rte_errno;
1554         }
1555
1556         filter->tunnel_type = I40E_TUNNEL_TYPE_VXLAN;
1557
1558         return 0;
1559 }
1560
1561 static int
1562 i40e_flow_parse_vxlan_filter(struct rte_eth_dev *dev,
1563                              const struct rte_flow_attr *attr,
1564                              const struct rte_flow_item pattern[],
1565                              const struct rte_flow_action actions[],
1566                              struct rte_flow_error *error,
1567                              union i40e_filter_t *filter)
1568 {
1569         struct i40e_tunnel_filter_conf *tunnel_filter =
1570                 &filter->consistent_tunnel_filter;
1571         int ret;
1572
1573         ret = i40e_flow_parse_vxlan_pattern(dev, pattern,
1574                                             error, tunnel_filter);
1575         if (ret)
1576                 return ret;
1577
1578         ret = i40e_flow_parse_tunnel_action(dev, actions, error, tunnel_filter);
1579         if (ret)
1580                 return ret;
1581
1582         ret = i40e_flow_parse_attr(attr, error);
1583         if (ret)
1584                 return ret;
1585
1586         cons_filter_type = RTE_ETH_FILTER_TUNNEL;
1587
1588         return ret;
1589 }
1590
1591 /* 1. Last in item should be NULL as range is not supported.
1592  * 2. Supported filter types: MPLS label.
1593  * 3. Mask of fields which need to be matched should be
1594  *    filled with 1.
1595  * 4. Mask of fields which needn't to be matched should be
1596  *    filled with 0.
1597  */
1598 static int
1599 i40e_flow_parse_mpls_pattern(__rte_unused struct rte_eth_dev *dev,
1600                              const struct rte_flow_item *pattern,
1601                              struct rte_flow_error *error,
1602                              struct i40e_tunnel_filter_conf *filter)
1603 {
1604         const struct rte_flow_item *item = pattern;
1605         const struct rte_flow_item_mpls *mpls_spec;
1606         const struct rte_flow_item_mpls *mpls_mask;
1607         enum rte_flow_item_type item_type;
1608         bool is_mplsoudp = 0; /* 1 - MPLSoUDP, 0 - MPLSoGRE */
1609         const uint8_t label_mask[3] = {0xFF, 0xFF, 0xF0};
1610         uint32_t label_be = 0;
1611
1612         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1613                 if (item->last) {
1614                         rte_flow_error_set(error, EINVAL,
1615                                            RTE_FLOW_ERROR_TYPE_ITEM,
1616                                            item,
1617                                            "Not support range");
1618                         return -rte_errno;
1619                 }
1620                 item_type = item->type;
1621                 switch (item_type) {
1622                 case RTE_FLOW_ITEM_TYPE_ETH:
1623                         if (item->spec || item->mask) {
1624                                 rte_flow_error_set(error, EINVAL,
1625                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1626                                                    item,
1627                                                    "Invalid ETH item");
1628                                 return -rte_errno;
1629                         }
1630                         break;
1631                 case RTE_FLOW_ITEM_TYPE_IPV4:
1632                         filter->ip_type = I40E_TUNNEL_IPTYPE_IPV4;
1633                         /* IPv4 is used to describe protocol,
1634                          * spec and mask should be NULL.
1635                          */
1636                         if (item->spec || item->mask) {
1637                                 rte_flow_error_set(error, EINVAL,
1638                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1639                                                    item,
1640                                                    "Invalid IPv4 item");
1641                                 return -rte_errno;
1642                         }
1643                         break;
1644                 case RTE_FLOW_ITEM_TYPE_IPV6:
1645                         filter->ip_type = I40E_TUNNEL_IPTYPE_IPV6;
1646                         /* IPv6 is used to describe protocol,
1647                          * spec and mask should be NULL.
1648                          */
1649                         if (item->spec || item->mask) {
1650                                 rte_flow_error_set(error, EINVAL,
1651                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1652                                                    item,
1653                                                    "Invalid IPv6 item");
1654                                 return -rte_errno;
1655                         }
1656                         break;
1657                 case RTE_FLOW_ITEM_TYPE_UDP:
1658                         /* UDP is used to describe protocol,
1659                          * spec and mask should be NULL.
1660                          */
1661                         if (item->spec || item->mask) {
1662                                 rte_flow_error_set(error, EINVAL,
1663                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1664                                                    item,
1665                                                    "Invalid UDP item");
1666                                 return -rte_errno;
1667                         }
1668                         is_mplsoudp = 1;
1669                         break;
1670                 case RTE_FLOW_ITEM_TYPE_GRE:
1671                         /* GRE is used to describe protocol,
1672                          * spec and mask should be NULL.
1673                          */
1674                         if (item->spec || item->mask) {
1675                                 rte_flow_error_set(error, EINVAL,
1676                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1677                                                    item,
1678                                                    "Invalid GRE item");
1679                                 return -rte_errno;
1680                         }
1681                         break;
1682                 case RTE_FLOW_ITEM_TYPE_MPLS:
1683                         mpls_spec =
1684                                 (const struct rte_flow_item_mpls *)item->spec;
1685                         mpls_mask =
1686                                 (const struct rte_flow_item_mpls *)item->mask;
1687
1688                         if (!mpls_spec || !mpls_mask) {
1689                                 rte_flow_error_set(error, EINVAL,
1690                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1691                                                    item,
1692                                                    "Invalid MPLS item");
1693                                 return -rte_errno;
1694                         }
1695
1696                         if (memcmp(mpls_mask->label_tc_s, label_mask, 3)) {
1697                                 rte_flow_error_set(error, EINVAL,
1698                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1699                                                    item,
1700                                                    "Invalid MPLS label mask");
1701                                 return -rte_errno;
1702                         }
1703                         rte_memcpy(((uint8_t *)&label_be + 1),
1704                                    mpls_spec->label_tc_s, 3);
1705                         filter->tenant_id = rte_be_to_cpu_32(label_be) >> 4;
1706                         break;
1707                 default:
1708                         break;
1709                 }
1710         }
1711
1712         if (is_mplsoudp)
1713                 filter->tunnel_type = I40E_TUNNEL_TYPE_MPLSoUDP;
1714         else
1715                 filter->tunnel_type = I40E_TUNNEL_TYPE_MPLSoGRE;
1716
1717         return 0;
1718 }
1719
1720 static int
1721 i40e_flow_parse_mpls_filter(struct rte_eth_dev *dev,
1722                             const struct rte_flow_attr *attr,
1723                             const struct rte_flow_item pattern[],
1724                             const struct rte_flow_action actions[],
1725                             struct rte_flow_error *error,
1726                             union i40e_filter_t *filter)
1727 {
1728         struct i40e_tunnel_filter_conf *tunnel_filter =
1729                 &filter->consistent_tunnel_filter;
1730         int ret;
1731
1732         ret = i40e_flow_parse_mpls_pattern(dev, pattern,
1733                                            error, tunnel_filter);
1734         if (ret)
1735                 return ret;
1736
1737         ret = i40e_flow_parse_tunnel_action(dev, actions, error, tunnel_filter);
1738         if (ret)
1739                 return ret;
1740
1741         ret = i40e_flow_parse_attr(attr, error);
1742         if (ret)
1743                 return ret;
1744
1745         cons_filter_type = RTE_ETH_FILTER_TUNNEL;
1746
1747         return ret;
1748 }
1749
1750 /* 1. Last in item should be NULL as range is not supported.
1751  * 2. Supported filter types: QINQ.
1752  * 3. Mask of fields which need to be matched should be
1753  *    filled with 1.
1754  * 4. Mask of fields which needn't to be matched should be
1755  *    filled with 0.
1756  */
1757 static int
1758 i40e_flow_parse_qinq_pattern(__rte_unused struct rte_eth_dev *dev,
1759                               const struct rte_flow_item *pattern,
1760                               struct rte_flow_error *error,
1761                               struct i40e_tunnel_filter_conf *filter)
1762 {
1763         const struct rte_flow_item *item = pattern;
1764         const struct rte_flow_item_vlan *vlan_spec = NULL;
1765         const struct rte_flow_item_vlan *vlan_mask = NULL;
1766         const struct rte_flow_item_vlan *i_vlan_spec = NULL;
1767         const struct rte_flow_item_vlan *i_vlan_mask = NULL;
1768         const struct rte_flow_item_vlan *o_vlan_spec = NULL;
1769         const struct rte_flow_item_vlan *o_vlan_mask = NULL;
1770
1771         enum rte_flow_item_type item_type;
1772         bool vlan_flag = 0;
1773
1774         for (; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1775                 if (item->last) {
1776                         rte_flow_error_set(error, EINVAL,
1777                                            RTE_FLOW_ERROR_TYPE_ITEM,
1778                                            item,
1779                                            "Not support range");
1780                         return -rte_errno;
1781                 }
1782                 item_type = item->type;
1783                 switch (item_type) {
1784                 case RTE_FLOW_ITEM_TYPE_ETH:
1785                         if (item->spec || item->mask) {
1786                                 rte_flow_error_set(error, EINVAL,
1787                                                    RTE_FLOW_ERROR_TYPE_ITEM,
1788                                                    item,
1789                                                    "Invalid ETH item");
1790                                 return -rte_errno;
1791                         }
1792                         break;
1793                 case RTE_FLOW_ITEM_TYPE_VLAN:
1794                         vlan_spec =
1795                                 (const struct rte_flow_item_vlan *)item->spec;
1796                         vlan_mask =
1797                                 (const struct rte_flow_item_vlan *)item->mask;
1798
1799                         if (!(vlan_spec && vlan_mask)) {
1800                                 rte_flow_error_set(error, EINVAL,
1801                                            RTE_FLOW_ERROR_TYPE_ITEM,
1802                                            item,
1803                                            "Invalid vlan item");
1804                                 return -rte_errno;
1805                         }
1806
1807                         if (!vlan_flag) {
1808                                 o_vlan_spec = vlan_spec;
1809                                 o_vlan_mask = vlan_mask;
1810                                 vlan_flag = 1;
1811                         } else {
1812                                 i_vlan_spec = vlan_spec;
1813                                 i_vlan_mask = vlan_mask;
1814                                 vlan_flag = 0;
1815                         }
1816                         break;
1817
1818                 default:
1819                         break;
1820                 }
1821         }
1822
1823         /* Get filter specification */
1824         if ((o_vlan_mask->tci == rte_cpu_to_be_16(I40E_TCI_MASK)) &&
1825             (i_vlan_mask->tci == rte_cpu_to_be_16(I40E_TCI_MASK))) {
1826                 filter->outer_vlan = rte_be_to_cpu_16(o_vlan_spec->tci)
1827                         & I40E_TCI_MASK;
1828                 filter->inner_vlan = rte_be_to_cpu_16(i_vlan_spec->tci)
1829                         & I40E_TCI_MASK;
1830         } else {
1831                         rte_flow_error_set(error, EINVAL,
1832                                            RTE_FLOW_ERROR_TYPE_ITEM,
1833                                            NULL,
1834                                            "Invalid filter type");
1835                         return -rte_errno;
1836         }
1837
1838         filter->tunnel_type = I40E_TUNNEL_TYPE_QINQ;
1839         return 0;
1840 }
1841
1842 static int
1843 i40e_flow_parse_qinq_filter(struct rte_eth_dev *dev,
1844                               const struct rte_flow_attr *attr,
1845                               const struct rte_flow_item pattern[],
1846                               const struct rte_flow_action actions[],
1847                               struct rte_flow_error *error,
1848                               union i40e_filter_t *filter)
1849 {
1850         struct i40e_tunnel_filter_conf *tunnel_filter =
1851                 &filter->consistent_tunnel_filter;
1852         int ret;
1853
1854         ret = i40e_flow_parse_qinq_pattern(dev, pattern,
1855                                              error, tunnel_filter);
1856         if (ret)
1857                 return ret;
1858
1859         ret = i40e_flow_parse_tunnel_action(dev, actions, error, tunnel_filter);
1860         if (ret)
1861                 return ret;
1862
1863         ret = i40e_flow_parse_attr(attr, error);
1864         if (ret)
1865                 return ret;
1866
1867         cons_filter_type = RTE_ETH_FILTER_TUNNEL;
1868
1869         return ret;
1870 }
1871
1872 static int
1873 i40e_flow_validate(struct rte_eth_dev *dev,
1874                    const struct rte_flow_attr *attr,
1875                    const struct rte_flow_item pattern[],
1876                    const struct rte_flow_action actions[],
1877                    struct rte_flow_error *error)
1878 {
1879         struct rte_flow_item *items; /* internal pattern w/o VOID items */
1880         parse_filter_t parse_filter;
1881         uint32_t item_num = 0; /* non-void item number of pattern*/
1882         uint32_t i = 0;
1883         int ret;
1884
1885         if (!pattern) {
1886                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1887                                    NULL, "NULL pattern.");
1888                 return -rte_errno;
1889         }
1890
1891         if (!actions) {
1892                 rte_flow_error_set(error, EINVAL,
1893                                    RTE_FLOW_ERROR_TYPE_ACTION_NUM,
1894                                    NULL, "NULL action.");
1895                 return -rte_errno;
1896         }
1897
1898         if (!attr) {
1899                 rte_flow_error_set(error, EINVAL,
1900                                    RTE_FLOW_ERROR_TYPE_ATTR,
1901                                    NULL, "NULL attribute.");
1902                 return -rte_errno;
1903         }
1904
1905         memset(&cons_filter, 0, sizeof(cons_filter));
1906
1907         /* Get the non-void item number of pattern */
1908         while ((pattern + i)->type != RTE_FLOW_ITEM_TYPE_END) {
1909                 if ((pattern + i)->type != RTE_FLOW_ITEM_TYPE_VOID)
1910                         item_num++;
1911                 i++;
1912         }
1913         item_num++;
1914
1915         items = rte_zmalloc("i40e_pattern",
1916                             item_num * sizeof(struct rte_flow_item), 0);
1917         if (!items) {
1918                 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1919                                    NULL, "No memory for PMD internal items.");
1920                 return -ENOMEM;
1921         }
1922
1923         i40e_pattern_skip_void_item(items, pattern);
1924
1925         /* Find if there's matched parse filter function */
1926         parse_filter = i40e_find_parse_filter_func(items);
1927         if (!parse_filter) {
1928                 rte_flow_error_set(error, EINVAL,
1929                                    RTE_FLOW_ERROR_TYPE_ITEM,
1930                                    pattern, "Unsupported pattern");
1931                 return -rte_errno;
1932         }
1933
1934         ret = parse_filter(dev, attr, items, actions, error, &cons_filter);
1935
1936         rte_free(items);
1937
1938         return ret;
1939 }
1940
1941 static struct rte_flow *
1942 i40e_flow_create(struct rte_eth_dev *dev,
1943                  const struct rte_flow_attr *attr,
1944                  const struct rte_flow_item pattern[],
1945                  const struct rte_flow_action actions[],
1946                  struct rte_flow_error *error)
1947 {
1948         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
1949         struct rte_flow *flow;
1950         int ret;
1951
1952         flow = rte_zmalloc("i40e_flow", sizeof(struct rte_flow), 0);
1953         if (!flow) {
1954                 rte_flow_error_set(error, ENOMEM,
1955                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1956                                    "Failed to allocate memory");
1957                 return flow;
1958         }
1959
1960         ret = i40e_flow_validate(dev, attr, pattern, actions, error);
1961         if (ret < 0)
1962                 return NULL;
1963
1964         switch (cons_filter_type) {
1965         case RTE_ETH_FILTER_ETHERTYPE:
1966                 ret = i40e_ethertype_filter_set(pf,
1967                                         &cons_filter.ethertype_filter, 1);
1968                 if (ret)
1969                         goto free_flow;
1970                 flow->rule = TAILQ_LAST(&pf->ethertype.ethertype_list,
1971                                         i40e_ethertype_filter_list);
1972                 break;
1973         case RTE_ETH_FILTER_FDIR:
1974                 ret = i40e_add_del_fdir_filter(dev,
1975                                        &cons_filter.fdir_filter, 1);
1976                 if (ret)
1977                         goto free_flow;
1978                 flow->rule = TAILQ_LAST(&pf->fdir.fdir_list,
1979                                         i40e_fdir_filter_list);
1980                 break;
1981         case RTE_ETH_FILTER_TUNNEL:
1982                 ret = i40e_dev_consistent_tunnel_filter_set(pf,
1983                             &cons_filter.consistent_tunnel_filter, 1);
1984                 if (ret)
1985                         goto free_flow;
1986                 flow->rule = TAILQ_LAST(&pf->tunnel.tunnel_list,
1987                                         i40e_tunnel_filter_list);
1988                 break;
1989         default:
1990                 goto free_flow;
1991         }
1992
1993         flow->filter_type = cons_filter_type;
1994         TAILQ_INSERT_TAIL(&pf->flow_list, flow, node);
1995         return flow;
1996
1997 free_flow:
1998         rte_flow_error_set(error, -ret,
1999                            RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2000                            "Failed to create flow.");
2001         rte_free(flow);
2002         return NULL;
2003 }
2004
2005 static int
2006 i40e_flow_destroy(struct rte_eth_dev *dev,
2007                   struct rte_flow *flow,
2008                   struct rte_flow_error *error)
2009 {
2010         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
2011         enum rte_filter_type filter_type = flow->filter_type;
2012         int ret = 0;
2013
2014         switch (filter_type) {
2015         case RTE_ETH_FILTER_ETHERTYPE:
2016                 ret = i40e_flow_destroy_ethertype_filter(pf,
2017                          (struct i40e_ethertype_filter *)flow->rule);
2018                 break;
2019         case RTE_ETH_FILTER_TUNNEL:
2020                 ret = i40e_flow_destroy_tunnel_filter(pf,
2021                               (struct i40e_tunnel_filter *)flow->rule);
2022                 break;
2023         case RTE_ETH_FILTER_FDIR:
2024                 ret = i40e_add_del_fdir_filter(dev,
2025                        &((struct i40e_fdir_filter *)flow->rule)->fdir, 0);
2026                 break;
2027         default:
2028                 PMD_DRV_LOG(WARNING, "Filter type (%d) not supported",
2029                             filter_type);
2030                 ret = -EINVAL;
2031                 break;
2032         }
2033
2034         if (!ret) {
2035                 TAILQ_REMOVE(&pf->flow_list, flow, node);
2036                 rte_free(flow);
2037         } else
2038                 rte_flow_error_set(error, -ret,
2039                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2040                                    "Failed to destroy flow.");
2041
2042         return ret;
2043 }
2044
2045 static int
2046 i40e_flow_destroy_ethertype_filter(struct i40e_pf *pf,
2047                                    struct i40e_ethertype_filter *filter)
2048 {
2049         struct i40e_hw *hw = I40E_PF_TO_HW(pf);
2050         struct i40e_ethertype_rule *ethertype_rule = &pf->ethertype;
2051         struct i40e_ethertype_filter *node;
2052         struct i40e_control_filter_stats stats;
2053         uint16_t flags = 0;
2054         int ret = 0;
2055
2056         if (!(filter->flags & RTE_ETHTYPE_FLAGS_MAC))
2057                 flags |= I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC;
2058         if (filter->flags & RTE_ETHTYPE_FLAGS_DROP)
2059                 flags |= I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP;
2060         flags |= I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TO_QUEUE;
2061
2062         memset(&stats, 0, sizeof(stats));
2063         ret = i40e_aq_add_rem_control_packet_filter(hw,
2064                                     filter->input.mac_addr.addr_bytes,
2065                                     filter->input.ether_type,
2066                                     flags, pf->main_vsi->seid,
2067                                     filter->queue, 0, &stats, NULL);
2068         if (ret < 0)
2069                 return ret;
2070
2071         node = i40e_sw_ethertype_filter_lookup(ethertype_rule, &filter->input);
2072         if (!node)
2073                 return -EINVAL;
2074
2075         ret = i40e_sw_ethertype_filter_del(pf, &node->input);
2076
2077         return ret;
2078 }
2079
2080 static int
2081 i40e_flow_destroy_tunnel_filter(struct i40e_pf *pf,
2082                                 struct i40e_tunnel_filter *filter)
2083 {
2084         struct i40e_hw *hw = I40E_PF_TO_HW(pf);
2085         struct i40e_vsi *vsi;
2086         struct i40e_pf_vf *vf;
2087         struct i40e_aqc_add_rm_cloud_filt_elem_ext cld_filter;
2088         struct i40e_tunnel_rule *tunnel_rule = &pf->tunnel;
2089         struct i40e_tunnel_filter *node;
2090         bool big_buffer = 0;
2091         int ret = 0;
2092
2093         memset(&cld_filter, 0, sizeof(cld_filter));
2094         ether_addr_copy((struct ether_addr *)&filter->input.outer_mac,
2095                         (struct ether_addr *)&cld_filter.element.outer_mac);
2096         ether_addr_copy((struct ether_addr *)&filter->input.inner_mac,
2097                         (struct ether_addr *)&cld_filter.element.inner_mac);
2098         cld_filter.element.inner_vlan = filter->input.inner_vlan;
2099         cld_filter.element.flags = filter->input.flags;
2100         cld_filter.element.tenant_id = filter->input.tenant_id;
2101         cld_filter.element.queue_number = filter->queue;
2102         rte_memcpy(cld_filter.general_fields,
2103                    filter->input.general_fields,
2104                    sizeof(cld_filter.general_fields));
2105
2106         if (!filter->is_to_vf)
2107                 vsi = pf->main_vsi;
2108         else {
2109                 vf = &pf->vfs[filter->vf_id];
2110                 vsi = vf->vsi;
2111         }
2112
2113         if (((filter->input.flags & I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP) ==
2114             I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP) ||
2115             ((filter->input.flags & I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE) ==
2116             I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE) ||
2117             ((filter->input.flags & I40E_AQC_ADD_CLOUD_FILTER_CUSTOM_QINQ) ==
2118             I40E_AQC_ADD_CLOUD_FILTER_CUSTOM_QINQ))
2119                 big_buffer = 1;
2120
2121         if (big_buffer)
2122                 ret = i40e_aq_remove_cloud_filters_big_buffer(hw, vsi->seid,
2123                                                               &cld_filter, 1);
2124         else
2125                 ret = i40e_aq_remove_cloud_filters(hw, vsi->seid,
2126                                                    &cld_filter.element, 1);
2127         if (ret < 0)
2128                 return -ENOTSUP;
2129
2130         node = i40e_sw_tunnel_filter_lookup(tunnel_rule, &filter->input);
2131         if (!node)
2132                 return -EINVAL;
2133
2134         ret = i40e_sw_tunnel_filter_del(pf, &node->input);
2135
2136         return ret;
2137 }
2138
2139 static int
2140 i40e_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error)
2141 {
2142         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
2143         int ret;
2144
2145         ret = i40e_flow_flush_fdir_filter(pf);
2146         if (ret) {
2147                 rte_flow_error_set(error, -ret,
2148                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2149                                    "Failed to flush FDIR flows.");
2150                 return -rte_errno;
2151         }
2152
2153         ret = i40e_flow_flush_ethertype_filter(pf);
2154         if (ret) {
2155                 rte_flow_error_set(error, -ret,
2156                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2157                                    "Failed to ethertype flush flows.");
2158                 return -rte_errno;
2159         }
2160
2161         ret = i40e_flow_flush_tunnel_filter(pf);
2162         if (ret) {
2163                 rte_flow_error_set(error, -ret,
2164                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2165                                    "Failed to flush tunnel flows.");
2166                 return -rte_errno;
2167         }
2168
2169         return ret;
2170 }
2171
2172 static int
2173 i40e_flow_flush_fdir_filter(struct i40e_pf *pf)
2174 {
2175         struct rte_eth_dev *dev = pf->adapter->eth_dev;
2176         struct i40e_fdir_info *fdir_info = &pf->fdir;
2177         struct i40e_fdir_filter *fdir_filter;
2178         struct rte_flow *flow;
2179         void *temp;
2180         int ret;
2181
2182         ret = i40e_fdir_flush(dev);
2183         if (!ret) {
2184                 /* Delete FDIR filters in FDIR list. */
2185                 while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
2186                         ret = i40e_sw_fdir_filter_del(pf,
2187                                                       &fdir_filter->fdir.input);
2188                         if (ret < 0)
2189                                 return ret;
2190                 }
2191
2192                 /* Delete FDIR flows in flow list. */
2193                 TAILQ_FOREACH_SAFE(flow, &pf->flow_list, node, temp) {
2194                         if (flow->filter_type == RTE_ETH_FILTER_FDIR) {
2195                                 TAILQ_REMOVE(&pf->flow_list, flow, node);
2196                                 rte_free(flow);
2197                         }
2198                 }
2199         }
2200
2201         return ret;
2202 }
2203
2204 /* Flush all ethertype filters */
2205 static int
2206 i40e_flow_flush_ethertype_filter(struct i40e_pf *pf)
2207 {
2208         struct i40e_ethertype_filter_list
2209                 *ethertype_list = &pf->ethertype.ethertype_list;
2210         struct i40e_ethertype_filter *filter;
2211         struct rte_flow *flow;
2212         void *temp;
2213         int ret = 0;
2214
2215         while ((filter = TAILQ_FIRST(ethertype_list))) {
2216                 ret = i40e_flow_destroy_ethertype_filter(pf, filter);
2217                 if (ret)
2218                         return ret;
2219         }
2220
2221         /* Delete ethertype flows in flow list. */
2222         TAILQ_FOREACH_SAFE(flow, &pf->flow_list, node, temp) {
2223                 if (flow->filter_type == RTE_ETH_FILTER_ETHERTYPE) {
2224                         TAILQ_REMOVE(&pf->flow_list, flow, node);
2225                         rte_free(flow);
2226                 }
2227         }
2228
2229         return ret;
2230 }
2231
2232 /* Flush all tunnel filters */
2233 static int
2234 i40e_flow_flush_tunnel_filter(struct i40e_pf *pf)
2235 {
2236         struct i40e_tunnel_filter_list
2237                 *tunnel_list = &pf->tunnel.tunnel_list;
2238         struct i40e_tunnel_filter *filter;
2239         struct rte_flow *flow;
2240         void *temp;
2241         int ret = 0;
2242
2243         while ((filter = TAILQ_FIRST(tunnel_list))) {
2244                 ret = i40e_flow_destroy_tunnel_filter(pf, filter);
2245                 if (ret)
2246                         return ret;
2247         }
2248
2249         /* Delete tunnel flows in flow list. */
2250         TAILQ_FOREACH_SAFE(flow, &pf->flow_list, node, temp) {
2251                 if (flow->filter_type == RTE_ETH_FILTER_TUNNEL) {
2252                         TAILQ_REMOVE(&pf->flow_list, flow, node);
2253                         rte_free(flow);
2254                 }
2255         }
2256
2257         return ret;
2258 }