drivers/net/iavf/iavf_generic_flow.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019 Intel Corporation
   3  */
   4
   5 #include <sys/queue.h>
   6 #include <stdio.h>
   7 #include <errno.h>
   8 #include <stdint.h>
   9 #include <string.h>
  10 #include <unistd.h>
  11 #include <stdarg.h>
  12
  13 #include <rte_ether.h>
  14 #include <ethdev_driver.h>
  15 #include <rte_malloc.h>
  16 #include <rte_tailq.h>
  17
  18 #include "iavf.h"
  19 #include "iavf_generic_flow.h"
  20
  21 static struct iavf_engine_list engine_list =
  22                 TAILQ_HEAD_INITIALIZER(engine_list);
  23
  24 static int iavf_flow_validate(struct rte_eth_dev *dev,
  25                 const struct rte_flow_attr *attr,
  26                 const struct rte_flow_item pattern[],
  27                 const struct rte_flow_action actions[],
  28                 struct rte_flow_error *error);
  29 static struct rte_flow *iavf_flow_create(struct rte_eth_dev *dev,
  30                 const struct rte_flow_attr *attr,
  31                 const struct rte_flow_item pattern[],
  32                 const struct rte_flow_action actions[],
  33                 struct rte_flow_error *error);
  34 static int iavf_flow_destroy(struct rte_eth_dev *dev,
  35                 struct rte_flow *flow,
  36                 struct rte_flow_error *error);
  37 static int iavf_flow_query(struct rte_eth_dev *dev,
  38                 struct rte_flow *flow,
  39                 const struct rte_flow_action *actions,
  40                 void *data,
  41                 struct rte_flow_error *error);
  42
  43 const struct rte_flow_ops iavf_flow_ops = {
  44         .validate = iavf_flow_validate,
  45         .create = iavf_flow_create,
  46         .destroy = iavf_flow_destroy,
  47         .flush = iavf_flow_flush,
  48         .query = iavf_flow_query,
  49 };
  50
  51 /* empty */
  52 enum rte_flow_item_type iavf_pattern_empty[] = {
  53         RTE_FLOW_ITEM_TYPE_END,
  54 };
  55
  56 /* L2 */
  57 enum rte_flow_item_type iavf_pattern_ethertype[] = {
  58         RTE_FLOW_ITEM_TYPE_ETH,
  59         RTE_FLOW_ITEM_TYPE_END,
  60 };
  61
  62 enum rte_flow_item_type iavf_pattern_ethertype_vlan[] = {
  63         RTE_FLOW_ITEM_TYPE_ETH,
  64         RTE_FLOW_ITEM_TYPE_VLAN,
  65         RTE_FLOW_ITEM_TYPE_END,
  66 };
  67
  68 enum rte_flow_item_type iavf_pattern_ethertype_qinq[] = {
  69         RTE_FLOW_ITEM_TYPE_ETH,
  70         RTE_FLOW_ITEM_TYPE_VLAN,
  71         RTE_FLOW_ITEM_TYPE_VLAN,
  72         RTE_FLOW_ITEM_TYPE_END,
  73 };
  74
  75 /* ARP */
  76 enum rte_flow_item_type iavf_pattern_eth_arp[] = {
  77         RTE_FLOW_ITEM_TYPE_ETH,
  78         RTE_FLOW_ITEM_TYPE_ARP_ETH_IPV4,
  79         RTE_FLOW_ITEM_TYPE_END,
  80 };
  81
  82 /* non-tunnel IPv4 */
  83 enum rte_flow_item_type iavf_pattern_eth_ipv4[] = {
  84         RTE_FLOW_ITEM_TYPE_ETH,
  85         RTE_FLOW_ITEM_TYPE_IPV4,
  86         RTE_FLOW_ITEM_TYPE_END,
  87 };
  88
  89 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4[] = {
  90         RTE_FLOW_ITEM_TYPE_ETH,
  91         RTE_FLOW_ITEM_TYPE_VLAN,
  92         RTE_FLOW_ITEM_TYPE_IPV4,
  93         RTE_FLOW_ITEM_TYPE_END,
  94 };
  95
  96 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4[] = {
  97         RTE_FLOW_ITEM_TYPE_ETH,
  98         RTE_FLOW_ITEM_TYPE_VLAN,
  99         RTE_FLOW_ITEM_TYPE_VLAN,
 100         RTE_FLOW_ITEM_TYPE_IPV4,
 101         RTE_FLOW_ITEM_TYPE_END,
 102 };
 103
 104 enum rte_flow_item_type iavf_pattern_eth_ipv4_udp[] = {
 105         RTE_FLOW_ITEM_TYPE_ETH,
 106         RTE_FLOW_ITEM_TYPE_IPV4,
 107         RTE_FLOW_ITEM_TYPE_UDP,
 108         RTE_FLOW_ITEM_TYPE_END,
 109 };
 110
 111 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_udp[] = {
 112         RTE_FLOW_ITEM_TYPE_ETH,
 113         RTE_FLOW_ITEM_TYPE_VLAN,
 114         RTE_FLOW_ITEM_TYPE_IPV4,
 115         RTE_FLOW_ITEM_TYPE_UDP,
 116         RTE_FLOW_ITEM_TYPE_END,
 117 };
 118
 119 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_udp[] = {
 120         RTE_FLOW_ITEM_TYPE_ETH,
 121         RTE_FLOW_ITEM_TYPE_VLAN,
 122         RTE_FLOW_ITEM_TYPE_VLAN,
 123         RTE_FLOW_ITEM_TYPE_IPV4,
 124         RTE_FLOW_ITEM_TYPE_UDP,
 125         RTE_FLOW_ITEM_TYPE_END,
 126 };
 127
 128 enum rte_flow_item_type iavf_pattern_eth_ipv4_tcp[] = {
 129         RTE_FLOW_ITEM_TYPE_ETH,
 130         RTE_FLOW_ITEM_TYPE_IPV4,
 131         RTE_FLOW_ITEM_TYPE_TCP,
 132         RTE_FLOW_ITEM_TYPE_END,
 133 };
 134
 135 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_tcp[] = {
 136         RTE_FLOW_ITEM_TYPE_ETH,
 137         RTE_FLOW_ITEM_TYPE_VLAN,
 138         RTE_FLOW_ITEM_TYPE_IPV4,
 139         RTE_FLOW_ITEM_TYPE_TCP,
 140         RTE_FLOW_ITEM_TYPE_END,
 141 };
 142
 143 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_tcp[] = {
 144         RTE_FLOW_ITEM_TYPE_ETH,
 145         RTE_FLOW_ITEM_TYPE_VLAN,
 146         RTE_FLOW_ITEM_TYPE_VLAN,
 147         RTE_FLOW_ITEM_TYPE_IPV4,
 148         RTE_FLOW_ITEM_TYPE_TCP,
 149         RTE_FLOW_ITEM_TYPE_END,
 150 };
 151
 152 enum rte_flow_item_type iavf_pattern_eth_ipv4_sctp[] = {
 153         RTE_FLOW_ITEM_TYPE_ETH,
 154         RTE_FLOW_ITEM_TYPE_IPV4,
 155         RTE_FLOW_ITEM_TYPE_SCTP,
 156         RTE_FLOW_ITEM_TYPE_END,
 157 };
 158
 159 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_sctp[] = {
 160         RTE_FLOW_ITEM_TYPE_ETH,
 161         RTE_FLOW_ITEM_TYPE_VLAN,
 162         RTE_FLOW_ITEM_TYPE_IPV4,
 163         RTE_FLOW_ITEM_TYPE_SCTP,
 164         RTE_FLOW_ITEM_TYPE_END,
 165 };
 166
 167 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_sctp[] = {
 168         RTE_FLOW_ITEM_TYPE_ETH,
 169         RTE_FLOW_ITEM_TYPE_VLAN,
 170         RTE_FLOW_ITEM_TYPE_VLAN,
 171         RTE_FLOW_ITEM_TYPE_IPV4,
 172         RTE_FLOW_ITEM_TYPE_SCTP,
 173         RTE_FLOW_ITEM_TYPE_END,
 174 };
 175
 176 enum rte_flow_item_type iavf_pattern_eth_ipv4_icmp[] = {
 177         RTE_FLOW_ITEM_TYPE_ETH,
 178         RTE_FLOW_ITEM_TYPE_IPV4,
 179         RTE_FLOW_ITEM_TYPE_ICMP,
 180         RTE_FLOW_ITEM_TYPE_END,
 181 };
 182
 183 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_icmp[] = {
 184         RTE_FLOW_ITEM_TYPE_ETH,
 185         RTE_FLOW_ITEM_TYPE_VLAN,
 186         RTE_FLOW_ITEM_TYPE_IPV4,
 187         RTE_FLOW_ITEM_TYPE_ICMP,
 188         RTE_FLOW_ITEM_TYPE_END,
 189 };
 190
 191 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_icmp[] = {
 192         RTE_FLOW_ITEM_TYPE_ETH,
 193         RTE_FLOW_ITEM_TYPE_VLAN,
 194         RTE_FLOW_ITEM_TYPE_VLAN,
 195         RTE_FLOW_ITEM_TYPE_IPV4,
 196         RTE_FLOW_ITEM_TYPE_ICMP,
 197         RTE_FLOW_ITEM_TYPE_END,
 198 };
 199
 200 /* non-tunnel IPv6 */
 201 enum rte_flow_item_type iavf_pattern_eth_ipv6[] = {
 202         RTE_FLOW_ITEM_TYPE_ETH,
 203         RTE_FLOW_ITEM_TYPE_IPV6,
 204         RTE_FLOW_ITEM_TYPE_END,
 205 };
 206
 207 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6[] = {
 208         RTE_FLOW_ITEM_TYPE_ETH,
 209         RTE_FLOW_ITEM_TYPE_VLAN,
 210         RTE_FLOW_ITEM_TYPE_IPV6,
 211         RTE_FLOW_ITEM_TYPE_END,
 212 };
 213
 214 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6[] = {
 215         RTE_FLOW_ITEM_TYPE_ETH,
 216         RTE_FLOW_ITEM_TYPE_VLAN,
 217         RTE_FLOW_ITEM_TYPE_VLAN,
 218         RTE_FLOW_ITEM_TYPE_IPV6,
 219         RTE_FLOW_ITEM_TYPE_END,
 220 };
 221
 222 enum rte_flow_item_type iavf_pattern_eth_ipv6_frag_ext[] = {
 223         RTE_FLOW_ITEM_TYPE_ETH,
 224         RTE_FLOW_ITEM_TYPE_IPV6,
 225         RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
 226         RTE_FLOW_ITEM_TYPE_END,
 227 };
 228
 229 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_frag_ext[] = {
 230         RTE_FLOW_ITEM_TYPE_ETH,
 231         RTE_FLOW_ITEM_TYPE_VLAN,
 232         RTE_FLOW_ITEM_TYPE_IPV6,
 233         RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
 234         RTE_FLOW_ITEM_TYPE_END,
 235 };
 236
 237 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_frag_ext[] = {
 238         RTE_FLOW_ITEM_TYPE_ETH,
 239         RTE_FLOW_ITEM_TYPE_VLAN,
 240         RTE_FLOW_ITEM_TYPE_VLAN,
 241         RTE_FLOW_ITEM_TYPE_IPV6,
 242         RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
 243         RTE_FLOW_ITEM_TYPE_END,
 244 };
 245
 246 enum rte_flow_item_type iavf_pattern_eth_ipv6_udp[] = {
 247         RTE_FLOW_ITEM_TYPE_ETH,
 248         RTE_FLOW_ITEM_TYPE_IPV6,
 249         RTE_FLOW_ITEM_TYPE_UDP,
 250         RTE_FLOW_ITEM_TYPE_END,
 251 };
 252
 253 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_udp[] = {
 254         RTE_FLOW_ITEM_TYPE_ETH,
 255         RTE_FLOW_ITEM_TYPE_VLAN,
 256         RTE_FLOW_ITEM_TYPE_IPV6,
 257         RTE_FLOW_ITEM_TYPE_UDP,
 258         RTE_FLOW_ITEM_TYPE_END,
 259 };
 260
 261 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_udp[] = {
 262         RTE_FLOW_ITEM_TYPE_ETH,
 263         RTE_FLOW_ITEM_TYPE_VLAN,
 264         RTE_FLOW_ITEM_TYPE_VLAN,
 265         RTE_FLOW_ITEM_TYPE_IPV6,
 266         RTE_FLOW_ITEM_TYPE_UDP,
 267         RTE_FLOW_ITEM_TYPE_END,
 268 };
 269
 270 enum rte_flow_item_type iavf_pattern_eth_ipv6_tcp[] = {
 271         RTE_FLOW_ITEM_TYPE_ETH,
 272         RTE_FLOW_ITEM_TYPE_IPV6,
 273         RTE_FLOW_ITEM_TYPE_TCP,
 274         RTE_FLOW_ITEM_TYPE_END,
 275 };
 276
 277 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_tcp[] = {
 278         RTE_FLOW_ITEM_TYPE_ETH,
 279         RTE_FLOW_ITEM_TYPE_VLAN,
 280         RTE_FLOW_ITEM_TYPE_IPV6,
 281         RTE_FLOW_ITEM_TYPE_TCP,
 282         RTE_FLOW_ITEM_TYPE_END,
 283 };
 284
 285 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_tcp[] = {
 286         RTE_FLOW_ITEM_TYPE_ETH,
 287         RTE_FLOW_ITEM_TYPE_VLAN,
 288         RTE_FLOW_ITEM_TYPE_VLAN,
 289         RTE_FLOW_ITEM_TYPE_IPV6,
 290         RTE_FLOW_ITEM_TYPE_TCP,
 291         RTE_FLOW_ITEM_TYPE_END,
 292 };
 293
 294 enum rte_flow_item_type iavf_pattern_eth_ipv6_sctp[] = {
 295         RTE_FLOW_ITEM_TYPE_ETH,
 296         RTE_FLOW_ITEM_TYPE_IPV6,
 297         RTE_FLOW_ITEM_TYPE_SCTP,
 298         RTE_FLOW_ITEM_TYPE_END,
 299 };
 300
 301 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_sctp[] = {
 302         RTE_FLOW_ITEM_TYPE_ETH,
 303         RTE_FLOW_ITEM_TYPE_VLAN,
 304         RTE_FLOW_ITEM_TYPE_IPV6,
 305         RTE_FLOW_ITEM_TYPE_SCTP,
 306         RTE_FLOW_ITEM_TYPE_END,
 307 };
 308
 309 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_sctp[] = {
 310         RTE_FLOW_ITEM_TYPE_ETH,
 311         RTE_FLOW_ITEM_TYPE_VLAN,
 312         RTE_FLOW_ITEM_TYPE_VLAN,
 313         RTE_FLOW_ITEM_TYPE_IPV6,
 314         RTE_FLOW_ITEM_TYPE_SCTP,
 315         RTE_FLOW_ITEM_TYPE_END,
 316 };
 317
 318 enum rte_flow_item_type iavf_pattern_eth_ipv6_icmp6[] = {
 319         RTE_FLOW_ITEM_TYPE_ETH,
 320         RTE_FLOW_ITEM_TYPE_IPV6,
 321         RTE_FLOW_ITEM_TYPE_ICMP6,
 322         RTE_FLOW_ITEM_TYPE_END,
 323 };
 324
 325 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_icmp6[] = {
 326         RTE_FLOW_ITEM_TYPE_ETH,
 327         RTE_FLOW_ITEM_TYPE_VLAN,
 328         RTE_FLOW_ITEM_TYPE_IPV6,
 329         RTE_FLOW_ITEM_TYPE_ICMP6,
 330         RTE_FLOW_ITEM_TYPE_END,
 331 };
 332
 333 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_icmp6[] = {
 334         RTE_FLOW_ITEM_TYPE_ETH,
 335         RTE_FLOW_ITEM_TYPE_VLAN,
 336         RTE_FLOW_ITEM_TYPE_VLAN,
 337         RTE_FLOW_ITEM_TYPE_IPV6,
 338         RTE_FLOW_ITEM_TYPE_ICMP6,
 339         RTE_FLOW_ITEM_TYPE_END,
 340 };
 341
 342 /* IPv4 GTPC */
 343 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpc[] = {
 344         RTE_FLOW_ITEM_TYPE_ETH,
 345         RTE_FLOW_ITEM_TYPE_IPV4,
 346         RTE_FLOW_ITEM_TYPE_UDP,
 347         RTE_FLOW_ITEM_TYPE_GTPC,
 348         RTE_FLOW_ITEM_TYPE_END,
 349 };
 350
 351 /* IPV4 GTPU (EH) */
 352 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu[] = {
 353         RTE_FLOW_ITEM_TYPE_ETH,
 354         RTE_FLOW_ITEM_TYPE_IPV4,
 355         RTE_FLOW_ITEM_TYPE_UDP,
 356         RTE_FLOW_ITEM_TYPE_GTPU,
 357         RTE_FLOW_ITEM_TYPE_END,
 358 };
 359
 360 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh[] = {
 361         RTE_FLOW_ITEM_TYPE_ETH,
 362         RTE_FLOW_ITEM_TYPE_IPV4,
 363         RTE_FLOW_ITEM_TYPE_UDP,
 364         RTE_FLOW_ITEM_TYPE_GTPU,
 365         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 366         RTE_FLOW_ITEM_TYPE_END,
 367 };
 368
 369 /* IPv6 GTPC */
 370 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpc[] = {
 371         RTE_FLOW_ITEM_TYPE_ETH,
 372         RTE_FLOW_ITEM_TYPE_IPV6,
 373         RTE_FLOW_ITEM_TYPE_UDP,
 374         RTE_FLOW_ITEM_TYPE_GTPC,
 375         RTE_FLOW_ITEM_TYPE_END,
 376 };
 377
 378 /* IPV6 GTPU (EH) */
 379 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu[] = {
 380         RTE_FLOW_ITEM_TYPE_ETH,
 381         RTE_FLOW_ITEM_TYPE_IPV6,
 382         RTE_FLOW_ITEM_TYPE_UDP,
 383         RTE_FLOW_ITEM_TYPE_GTPU,
 384         RTE_FLOW_ITEM_TYPE_END,
 385 };
 386
 387 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh[] = {
 388         RTE_FLOW_ITEM_TYPE_ETH,
 389         RTE_FLOW_ITEM_TYPE_IPV6,
 390         RTE_FLOW_ITEM_TYPE_UDP,
 391         RTE_FLOW_ITEM_TYPE_GTPU,
 392         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 393         RTE_FLOW_ITEM_TYPE_END,
 394 };
 395
 396 /* IPV4 GTPU IPv4 */
 397 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4[] = {
 398         RTE_FLOW_ITEM_TYPE_ETH,
 399         RTE_FLOW_ITEM_TYPE_IPV4,
 400         RTE_FLOW_ITEM_TYPE_UDP,
 401         RTE_FLOW_ITEM_TYPE_GTPU,
 402         RTE_FLOW_ITEM_TYPE_IPV4,
 403         RTE_FLOW_ITEM_TYPE_END,
 404 };
 405
 406 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_udp[] = {
 407         RTE_FLOW_ITEM_TYPE_ETH,
 408         RTE_FLOW_ITEM_TYPE_IPV4,
 409         RTE_FLOW_ITEM_TYPE_UDP,
 410         RTE_FLOW_ITEM_TYPE_GTPU,
 411         RTE_FLOW_ITEM_TYPE_IPV4,
 412         RTE_FLOW_ITEM_TYPE_UDP,
 413         RTE_FLOW_ITEM_TYPE_END,
 414 };
 415
 416 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_tcp[] = {
 417         RTE_FLOW_ITEM_TYPE_ETH,
 418         RTE_FLOW_ITEM_TYPE_IPV4,
 419         RTE_FLOW_ITEM_TYPE_UDP,
 420         RTE_FLOW_ITEM_TYPE_GTPU,
 421         RTE_FLOW_ITEM_TYPE_IPV4,
 422         RTE_FLOW_ITEM_TYPE_TCP,
 423         RTE_FLOW_ITEM_TYPE_END,
 424 };
 425
 426 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_icmp[] = {
 427         RTE_FLOW_ITEM_TYPE_ETH,
 428         RTE_FLOW_ITEM_TYPE_IPV4,
 429         RTE_FLOW_ITEM_TYPE_UDP,
 430         RTE_FLOW_ITEM_TYPE_GTPU,
 431         RTE_FLOW_ITEM_TYPE_IPV4,
 432         RTE_FLOW_ITEM_TYPE_ICMP,
 433         RTE_FLOW_ITEM_TYPE_END,
 434 };
 435
 436 /* IPV4 GTPU IPv6 */
 437 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6[] = {
 438         RTE_FLOW_ITEM_TYPE_ETH,
 439         RTE_FLOW_ITEM_TYPE_IPV4,
 440         RTE_FLOW_ITEM_TYPE_UDP,
 441         RTE_FLOW_ITEM_TYPE_GTPU,
 442         RTE_FLOW_ITEM_TYPE_IPV6,
 443         RTE_FLOW_ITEM_TYPE_END,
 444 };
 445
 446 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_udp[] = {
 447         RTE_FLOW_ITEM_TYPE_ETH,
 448         RTE_FLOW_ITEM_TYPE_IPV4,
 449         RTE_FLOW_ITEM_TYPE_UDP,
 450         RTE_FLOW_ITEM_TYPE_GTPU,
 451         RTE_FLOW_ITEM_TYPE_IPV6,
 452         RTE_FLOW_ITEM_TYPE_UDP,
 453         RTE_FLOW_ITEM_TYPE_END,
 454 };
 455
 456 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_tcp[] = {
 457         RTE_FLOW_ITEM_TYPE_ETH,
 458         RTE_FLOW_ITEM_TYPE_IPV4,
 459         RTE_FLOW_ITEM_TYPE_UDP,
 460         RTE_FLOW_ITEM_TYPE_GTPU,
 461         RTE_FLOW_ITEM_TYPE_IPV6,
 462         RTE_FLOW_ITEM_TYPE_TCP,
 463         RTE_FLOW_ITEM_TYPE_END,
 464 };
 465
 466 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_icmp[] = {
 467         RTE_FLOW_ITEM_TYPE_ETH,
 468         RTE_FLOW_ITEM_TYPE_IPV4,
 469         RTE_FLOW_ITEM_TYPE_UDP,
 470         RTE_FLOW_ITEM_TYPE_GTPU,
 471         RTE_FLOW_ITEM_TYPE_IPV6,
 472         RTE_FLOW_ITEM_TYPE_ICMP,
 473         RTE_FLOW_ITEM_TYPE_END,
 474 };
 475
 476 /* IPV6 GTPU IPv4 */
 477 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4[] = {
 478         RTE_FLOW_ITEM_TYPE_ETH,
 479         RTE_FLOW_ITEM_TYPE_IPV6,
 480         RTE_FLOW_ITEM_TYPE_UDP,
 481         RTE_FLOW_ITEM_TYPE_GTPU,
 482         RTE_FLOW_ITEM_TYPE_IPV4,
 483         RTE_FLOW_ITEM_TYPE_END,
 484 };
 485
 486 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_udp[] = {
 487         RTE_FLOW_ITEM_TYPE_ETH,
 488         RTE_FLOW_ITEM_TYPE_IPV6,
 489         RTE_FLOW_ITEM_TYPE_UDP,
 490         RTE_FLOW_ITEM_TYPE_GTPU,
 491         RTE_FLOW_ITEM_TYPE_IPV4,
 492         RTE_FLOW_ITEM_TYPE_UDP,
 493         RTE_FLOW_ITEM_TYPE_END,
 494 };
 495
 496 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_tcp[] = {
 497         RTE_FLOW_ITEM_TYPE_ETH,
 498         RTE_FLOW_ITEM_TYPE_IPV6,
 499         RTE_FLOW_ITEM_TYPE_UDP,
 500         RTE_FLOW_ITEM_TYPE_GTPU,
 501         RTE_FLOW_ITEM_TYPE_IPV4,
 502         RTE_FLOW_ITEM_TYPE_TCP,
 503         RTE_FLOW_ITEM_TYPE_END,
 504 };
 505
 506 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_icmp[] = {
 507         RTE_FLOW_ITEM_TYPE_ETH,
 508         RTE_FLOW_ITEM_TYPE_IPV6,
 509         RTE_FLOW_ITEM_TYPE_UDP,
 510         RTE_FLOW_ITEM_TYPE_GTPU,
 511         RTE_FLOW_ITEM_TYPE_IPV4,
 512         RTE_FLOW_ITEM_TYPE_ICMP,
 513         RTE_FLOW_ITEM_TYPE_END,
 514 };
 515
 516 /* IPV6 GTPU IPv6 */
 517 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6[] = {
 518         RTE_FLOW_ITEM_TYPE_ETH,
 519         RTE_FLOW_ITEM_TYPE_IPV6,
 520         RTE_FLOW_ITEM_TYPE_UDP,
 521         RTE_FLOW_ITEM_TYPE_GTPU,
 522         RTE_FLOW_ITEM_TYPE_IPV6,
 523         RTE_FLOW_ITEM_TYPE_END,
 524 };
 525
 526 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_udp[] = {
 527         RTE_FLOW_ITEM_TYPE_ETH,
 528         RTE_FLOW_ITEM_TYPE_IPV6,
 529         RTE_FLOW_ITEM_TYPE_UDP,
 530         RTE_FLOW_ITEM_TYPE_GTPU,
 531         RTE_FLOW_ITEM_TYPE_IPV6,
 532         RTE_FLOW_ITEM_TYPE_UDP,
 533         RTE_FLOW_ITEM_TYPE_END,
 534 };
 535
 536 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_tcp[] = {
 537         RTE_FLOW_ITEM_TYPE_ETH,
 538         RTE_FLOW_ITEM_TYPE_IPV6,
 539         RTE_FLOW_ITEM_TYPE_UDP,
 540         RTE_FLOW_ITEM_TYPE_GTPU,
 541         RTE_FLOW_ITEM_TYPE_IPV6,
 542         RTE_FLOW_ITEM_TYPE_TCP,
 543         RTE_FLOW_ITEM_TYPE_END,
 544 };
 545
 546 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_icmp[] = {
 547         RTE_FLOW_ITEM_TYPE_ETH,
 548         RTE_FLOW_ITEM_TYPE_IPV6,
 549         RTE_FLOW_ITEM_TYPE_UDP,
 550         RTE_FLOW_ITEM_TYPE_GTPU,
 551         RTE_FLOW_ITEM_TYPE_IPV6,
 552         RTE_FLOW_ITEM_TYPE_ICMP,
 553         RTE_FLOW_ITEM_TYPE_END,
 554 };
 555
 556 /* IPV4 GTPU EH IPv4 */
 557 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4[] = {
 558         RTE_FLOW_ITEM_TYPE_ETH,
 559         RTE_FLOW_ITEM_TYPE_IPV4,
 560         RTE_FLOW_ITEM_TYPE_UDP,
 561         RTE_FLOW_ITEM_TYPE_GTPU,
 562         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 563         RTE_FLOW_ITEM_TYPE_IPV4,
 564         RTE_FLOW_ITEM_TYPE_END,
 565 };
 566
 567 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_udp[] = {
 568         RTE_FLOW_ITEM_TYPE_ETH,
 569         RTE_FLOW_ITEM_TYPE_IPV4,
 570         RTE_FLOW_ITEM_TYPE_UDP,
 571         RTE_FLOW_ITEM_TYPE_GTPU,
 572         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 573         RTE_FLOW_ITEM_TYPE_IPV4,
 574         RTE_FLOW_ITEM_TYPE_UDP,
 575         RTE_FLOW_ITEM_TYPE_END,
 576 };
 577
 578 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_tcp[] = {
 579         RTE_FLOW_ITEM_TYPE_ETH,
 580         RTE_FLOW_ITEM_TYPE_IPV4,
 581         RTE_FLOW_ITEM_TYPE_UDP,
 582         RTE_FLOW_ITEM_TYPE_GTPU,
 583         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 584         RTE_FLOW_ITEM_TYPE_IPV4,
 585         RTE_FLOW_ITEM_TYPE_TCP,
 586         RTE_FLOW_ITEM_TYPE_END,
 587 };
 588
 589 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_icmp[] = {
 590         RTE_FLOW_ITEM_TYPE_ETH,
 591         RTE_FLOW_ITEM_TYPE_IPV4,
 592         RTE_FLOW_ITEM_TYPE_UDP,
 593         RTE_FLOW_ITEM_TYPE_GTPU,
 594         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 595         RTE_FLOW_ITEM_TYPE_IPV4,
 596         RTE_FLOW_ITEM_TYPE_ICMP,
 597         RTE_FLOW_ITEM_TYPE_END,
 598 };
 599
 600 /* IPV4 GTPU EH IPv6 */
 601 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6[] = {
 602         RTE_FLOW_ITEM_TYPE_ETH,
 603         RTE_FLOW_ITEM_TYPE_IPV4,
 604         RTE_FLOW_ITEM_TYPE_UDP,
 605         RTE_FLOW_ITEM_TYPE_GTPU,
 606         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 607         RTE_FLOW_ITEM_TYPE_IPV6,
 608         RTE_FLOW_ITEM_TYPE_END,
 609 };
 610
 611 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_udp[] = {
 612         RTE_FLOW_ITEM_TYPE_ETH,
 613         RTE_FLOW_ITEM_TYPE_IPV4,
 614         RTE_FLOW_ITEM_TYPE_UDP,
 615         RTE_FLOW_ITEM_TYPE_GTPU,
 616         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 617         RTE_FLOW_ITEM_TYPE_IPV6,
 618         RTE_FLOW_ITEM_TYPE_UDP,
 619         RTE_FLOW_ITEM_TYPE_END,
 620 };
 621
 622 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_tcp[] = {
 623         RTE_FLOW_ITEM_TYPE_ETH,
 624         RTE_FLOW_ITEM_TYPE_IPV4,
 625         RTE_FLOW_ITEM_TYPE_UDP,
 626         RTE_FLOW_ITEM_TYPE_GTPU,
 627         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 628         RTE_FLOW_ITEM_TYPE_IPV6,
 629         RTE_FLOW_ITEM_TYPE_TCP,
 630         RTE_FLOW_ITEM_TYPE_END,
 631 };
 632
 633 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_icmp[] = {
 634         RTE_FLOW_ITEM_TYPE_ETH,
 635         RTE_FLOW_ITEM_TYPE_IPV4,
 636         RTE_FLOW_ITEM_TYPE_UDP,
 637         RTE_FLOW_ITEM_TYPE_GTPU,
 638         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 639         RTE_FLOW_ITEM_TYPE_IPV6,
 640         RTE_FLOW_ITEM_TYPE_ICMP,
 641         RTE_FLOW_ITEM_TYPE_END,
 642 };
 643
 644 /* IPV6 GTPU EH IPv4 */
 645 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4[] = {
 646         RTE_FLOW_ITEM_TYPE_ETH,
 647         RTE_FLOW_ITEM_TYPE_IPV6,
 648         RTE_FLOW_ITEM_TYPE_UDP,
 649         RTE_FLOW_ITEM_TYPE_GTPU,
 650         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 651         RTE_FLOW_ITEM_TYPE_IPV4,
 652         RTE_FLOW_ITEM_TYPE_END,
 653 };
 654
 655 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_udp[] = {
 656         RTE_FLOW_ITEM_TYPE_ETH,
 657         RTE_FLOW_ITEM_TYPE_IPV6,
 658         RTE_FLOW_ITEM_TYPE_UDP,
 659         RTE_FLOW_ITEM_TYPE_GTPU,
 660         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 661         RTE_FLOW_ITEM_TYPE_IPV4,
 662         RTE_FLOW_ITEM_TYPE_UDP,
 663         RTE_FLOW_ITEM_TYPE_END,
 664 };
 665
 666 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_tcp[] = {
 667         RTE_FLOW_ITEM_TYPE_ETH,
 668         RTE_FLOW_ITEM_TYPE_IPV6,
 669         RTE_FLOW_ITEM_TYPE_UDP,
 670         RTE_FLOW_ITEM_TYPE_GTPU,
 671         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 672         RTE_FLOW_ITEM_TYPE_IPV4,
 673         RTE_FLOW_ITEM_TYPE_TCP,
 674         RTE_FLOW_ITEM_TYPE_END,
 675 };
 676
 677 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_icmp[] = {
 678         RTE_FLOW_ITEM_TYPE_ETH,
 679         RTE_FLOW_ITEM_TYPE_IPV6,
 680         RTE_FLOW_ITEM_TYPE_UDP,
 681         RTE_FLOW_ITEM_TYPE_GTPU,
 682         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 683         RTE_FLOW_ITEM_TYPE_IPV4,
 684         RTE_FLOW_ITEM_TYPE_ICMP,
 685         RTE_FLOW_ITEM_TYPE_END,
 686 };
 687
 688 /* IPV6 GTPU EH IPv6 */
 689 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6[] = {
 690         RTE_FLOW_ITEM_TYPE_ETH,
 691         RTE_FLOW_ITEM_TYPE_IPV6,
 692         RTE_FLOW_ITEM_TYPE_UDP,
 693         RTE_FLOW_ITEM_TYPE_GTPU,
 694         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 695         RTE_FLOW_ITEM_TYPE_IPV6,
 696         RTE_FLOW_ITEM_TYPE_END,
 697 };
 698
 699 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_udp[] = {
 700         RTE_FLOW_ITEM_TYPE_ETH,
 701         RTE_FLOW_ITEM_TYPE_IPV6,
 702         RTE_FLOW_ITEM_TYPE_UDP,
 703         RTE_FLOW_ITEM_TYPE_GTPU,
 704         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 705         RTE_FLOW_ITEM_TYPE_IPV6,
 706         RTE_FLOW_ITEM_TYPE_UDP,
 707         RTE_FLOW_ITEM_TYPE_END,
 708 };
 709
 710 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_tcp[] = {
 711         RTE_FLOW_ITEM_TYPE_ETH,
 712         RTE_FLOW_ITEM_TYPE_IPV6,
 713         RTE_FLOW_ITEM_TYPE_UDP,
 714         RTE_FLOW_ITEM_TYPE_GTPU,
 715         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 716         RTE_FLOW_ITEM_TYPE_IPV6,
 717         RTE_FLOW_ITEM_TYPE_TCP,
 718         RTE_FLOW_ITEM_TYPE_END,
 719 };
 720
 721 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_icmp[] = {
 722         RTE_FLOW_ITEM_TYPE_ETH,
 723         RTE_FLOW_ITEM_TYPE_IPV6,
 724         RTE_FLOW_ITEM_TYPE_UDP,
 725         RTE_FLOW_ITEM_TYPE_GTPU,
 726         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 727         RTE_FLOW_ITEM_TYPE_IPV6,
 728         RTE_FLOW_ITEM_TYPE_ICMP,
 729         RTE_FLOW_ITEM_TYPE_END,
 730 };
 731
 732 /* ESP */
 733 enum rte_flow_item_type iavf_pattern_eth_ipv4_esp[] = {
 734         RTE_FLOW_ITEM_TYPE_ETH,
 735         RTE_FLOW_ITEM_TYPE_IPV4,
 736         RTE_FLOW_ITEM_TYPE_ESP,
 737         RTE_FLOW_ITEM_TYPE_END,
 738 };
 739
 740 enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_esp[] = {
 741         RTE_FLOW_ITEM_TYPE_ETH,
 742         RTE_FLOW_ITEM_TYPE_IPV4,
 743         RTE_FLOW_ITEM_TYPE_UDP,
 744         RTE_FLOW_ITEM_TYPE_ESP,
 745         RTE_FLOW_ITEM_TYPE_END,
 746 };
 747
 748 enum rte_flow_item_type iavf_pattern_eth_ipv6_esp[] = {
 749         RTE_FLOW_ITEM_TYPE_ETH,
 750         RTE_FLOW_ITEM_TYPE_IPV6,
 751         RTE_FLOW_ITEM_TYPE_ESP,
 752         RTE_FLOW_ITEM_TYPE_END,
 753 };
 754
 755 enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_esp[] = {
 756         RTE_FLOW_ITEM_TYPE_ETH,
 757         RTE_FLOW_ITEM_TYPE_IPV6,
 758         RTE_FLOW_ITEM_TYPE_UDP,
 759         RTE_FLOW_ITEM_TYPE_ESP,
 760         RTE_FLOW_ITEM_TYPE_END,
 761 };
 762
 763 /* AH */
 764 enum rte_flow_item_type iavf_pattern_eth_ipv4_ah[] = {
 765         RTE_FLOW_ITEM_TYPE_ETH,
 766         RTE_FLOW_ITEM_TYPE_IPV4,
 767         RTE_FLOW_ITEM_TYPE_AH,
 768         RTE_FLOW_ITEM_TYPE_END,
 769 };
 770
 771 enum rte_flow_item_type iavf_pattern_eth_ipv6_ah[] = {
 772         RTE_FLOW_ITEM_TYPE_ETH,
 773         RTE_FLOW_ITEM_TYPE_IPV6,
 774         RTE_FLOW_ITEM_TYPE_AH,
 775         RTE_FLOW_ITEM_TYPE_END,
 776 };
 777
 778 /* L2TPV3 */
 779 enum rte_flow_item_type iavf_pattern_eth_ipv4_l2tpv3[] = {
 780         RTE_FLOW_ITEM_TYPE_ETH,
 781         RTE_FLOW_ITEM_TYPE_IPV4,
 782         RTE_FLOW_ITEM_TYPE_L2TPV3OIP,
 783         RTE_FLOW_ITEM_TYPE_END,
 784 };
 785
 786 enum rte_flow_item_type iavf_pattern_eth_ipv6_l2tpv3[] = {
 787         RTE_FLOW_ITEM_TYPE_ETH,
 788         RTE_FLOW_ITEM_TYPE_IPV6,
 789         RTE_FLOW_ITEM_TYPE_L2TPV3OIP,
 790         RTE_FLOW_ITEM_TYPE_END,
 791 };
 792
 793 /* PFCP */
 794 enum rte_flow_item_type iavf_pattern_eth_ipv4_pfcp[] = {
 795         RTE_FLOW_ITEM_TYPE_ETH,
 796         RTE_FLOW_ITEM_TYPE_IPV4,
 797         RTE_FLOW_ITEM_TYPE_UDP,
 798         RTE_FLOW_ITEM_TYPE_PFCP,
 799         RTE_FLOW_ITEM_TYPE_END,
 800 };
 801
 802 enum rte_flow_item_type iavf_pattern_eth_ipv6_pfcp[] = {
 803         RTE_FLOW_ITEM_TYPE_ETH,
 804         RTE_FLOW_ITEM_TYPE_IPV6,
 805         RTE_FLOW_ITEM_TYPE_UDP,
 806         RTE_FLOW_ITEM_TYPE_PFCP,
 807         RTE_FLOW_ITEM_TYPE_END,
 808 };
 809
 810 /* ECPRI */
 811 enum rte_flow_item_type iavf_pattern_eth_ecpri[] = {
 812         RTE_FLOW_ITEM_TYPE_ETH,
 813         RTE_FLOW_ITEM_TYPE_ECPRI,
 814         RTE_FLOW_ITEM_TYPE_END,
 815 };
 816
 817 enum rte_flow_item_type iavf_pattern_eth_ipv4_ecpri[] = {
 818         RTE_FLOW_ITEM_TYPE_ETH,
 819         RTE_FLOW_ITEM_TYPE_IPV4,
 820         RTE_FLOW_ITEM_TYPE_UDP,
 821         RTE_FLOW_ITEM_TYPE_ECPRI,
 822         RTE_FLOW_ITEM_TYPE_END,
 823 };
 824
 825 typedef struct iavf_flow_engine * (*parse_engine_t)(struct iavf_adapter *ad,
 826                 struct rte_flow *flow,
 827                 struct iavf_parser_list *parser_list,
 828                 const struct rte_flow_item pattern[],
 829                 const struct rte_flow_action actions[],
 830                 struct rte_flow_error *error);
 831
 832 void
 833 iavf_register_flow_engine(struct iavf_flow_engine *engine)
 834 {
 835         TAILQ_INSERT_TAIL(&engine_list, engine, node);
 836 }
 837
 838 int
 839 iavf_flow_init(struct iavf_adapter *ad)
 840 {
 841         int ret;
 842         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 843         void *temp;
 844         struct iavf_flow_engine *engine;
 845
 846         TAILQ_INIT(&vf->flow_list);
 847         TAILQ_INIT(&vf->rss_parser_list);
 848         TAILQ_INIT(&vf->dist_parser_list);
 849         rte_spinlock_init(&vf->flow_ops_lock);
 850
 851         TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
 852                 if (engine->init == NULL) {
 853                         PMD_INIT_LOG(ERR, "Invalid engine type (%d)",
 854                                      engine->type);
 855                         return -ENOTSUP;
 856                 }
 857
 858                 ret = engine->init(ad);
 859                 if (ret && ret != -ENOTSUP) {
 860                         PMD_INIT_LOG(ERR, "Failed to initialize engine %d",
 861                                      engine->type);
 862                         return ret;
 863                 }
 864         }
 865         return 0;
 866 }
 867
 868 void
 869 iavf_flow_uninit(struct iavf_adapter *ad)
 870 {
 871         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 872         struct iavf_flow_engine *engine;
 873         struct rte_flow *p_flow;
 874         struct iavf_flow_parser_node *p_parser;
 875         void *temp;
 876
 877         TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
 878                 if (engine->uninit)
 879                         engine->uninit(ad);
 880         }
 881
 882         /* Remove all flows */
 883         while ((p_flow = TAILQ_FIRST(&vf->flow_list))) {
 884                 TAILQ_REMOVE(&vf->flow_list, p_flow, node);
 885                 if (p_flow->engine->free)
 886                         p_flow->engine->free(p_flow);
 887                 rte_free(p_flow);
 888         }
 889
 890         /* Cleanup parser list */
 891         while ((p_parser = TAILQ_FIRST(&vf->rss_parser_list))) {
 892                 TAILQ_REMOVE(&vf->rss_parser_list, p_parser, node);
 893                 rte_free(p_parser);
 894         }
 895
 896         while ((p_parser = TAILQ_FIRST(&vf->dist_parser_list))) {
 897                 TAILQ_REMOVE(&vf->dist_parser_list, p_parser, node);
 898                 rte_free(p_parser);
 899         }
 900 }
 901
 902 int
 903 iavf_register_parser(struct iavf_flow_parser *parser,
 904                      struct iavf_adapter *ad)
 905 {
 906         struct iavf_parser_list *list = NULL;
 907         struct iavf_flow_parser_node *parser_node;
 908         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 909
 910         parser_node = rte_zmalloc("iavf_parser", sizeof(*parser_node), 0);
 911         if (parser_node == NULL) {
 912                 PMD_DRV_LOG(ERR, "Failed to allocate memory.");
 913                 return -ENOMEM;
 914         }
 915         parser_node->parser = parser;
 916
 917         if (parser->engine->type == IAVF_FLOW_ENGINE_HASH) {
 918                 list = &vf->rss_parser_list;
 919                 TAILQ_INSERT_TAIL(list, parser_node, node);
 920         } else if (parser->engine->type == IAVF_FLOW_ENGINE_FDIR) {
 921                 list = &vf->dist_parser_list;
 922                 TAILQ_INSERT_HEAD(list, parser_node, node);
 923         } else {
 924                 return -EINVAL;
 925         }
 926
 927         return 0;
 928 }
 929
 930 void
 931 iavf_unregister_parser(struct iavf_flow_parser *parser,
 932                        struct iavf_adapter *ad)
 933 {
 934         struct iavf_parser_list *list = NULL;
 935         struct iavf_flow_parser_node *p_parser;
 936         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 937         void *temp;
 938
 939         if (parser->engine->type == IAVF_FLOW_ENGINE_HASH)
 940                 list = &vf->rss_parser_list;
 941         else if (parser->engine->type == IAVF_FLOW_ENGINE_FDIR)
 942                 list = &vf->dist_parser_list;
 943
 944         if (list == NULL)
 945                 return;
 946
 947         TAILQ_FOREACH_SAFE(p_parser, list, node, temp) {
 948                 if (p_parser->parser->engine->type == parser->engine->type) {
 949                         TAILQ_REMOVE(list, p_parser, node);
 950                         rte_free(p_parser);
 951                 }
 952         }
 953 }
 954
 955 static int
 956 iavf_flow_valid_attr(const struct rte_flow_attr *attr,
 957                      struct rte_flow_error *error)
 958 {
 959         /* Must be input direction */
 960         if (!attr->ingress) {
 961                 rte_flow_error_set(error, EINVAL,
 962                                 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
 963                                 attr, "Only support ingress.");
 964                 return -rte_errno;
 965         }
 966
 967         /* Not supported */
 968         if (attr->egress) {
 969                 rte_flow_error_set(error, EINVAL,
 970                                 RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
 971                                 attr, "Not support egress.");
 972                 return -rte_errno;
 973         }
 974
 975         /* Not supported */
 976         if (attr->priority) {
 977                 rte_flow_error_set(error, EINVAL,
 978                                 RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
 979                                 attr, "Not support priority.");
 980                 return -rte_errno;
 981         }
 982
 983         /* Not supported */
 984         if (attr->group) {
 985                 rte_flow_error_set(error, EINVAL,
 986                                 RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
 987                                 attr, "Not support group.");
 988                 return -rte_errno;
 989         }
 990
 991         return 0;
 992 }
 993
 994 /* Find the first VOID or non-VOID item pointer */
 995 static const struct rte_flow_item *
 996 iavf_find_first_item(const struct rte_flow_item *item, bool is_void)
 997 {
 998         bool is_find;
 999
1000         while (item->type != RTE_FLOW_ITEM_TYPE_END) {
1001                 if (is_void)
1002                         is_find = item->type == RTE_FLOW_ITEM_TYPE_VOID;
1003                 else
1004                         is_find = item->type != RTE_FLOW_ITEM_TYPE_VOID;
1005                 if (is_find)
1006                         break;
1007                 item++;
1008         }
1009         return item;
1010 }
1011
1012 /* Skip all VOID items of the pattern */
1013 static void
1014 iavf_pattern_skip_void_item(struct rte_flow_item *items,
1015                         const struct rte_flow_item *pattern)
1016 {
1017         uint32_t cpy_count = 0;
1018         const struct rte_flow_item *pb = pattern, *pe = pattern;
1019
1020         for (;;) {
1021                 /* Find a non-void item first */
1022                 pb = iavf_find_first_item(pb, false);
1023                 if (pb->type == RTE_FLOW_ITEM_TYPE_END) {
1024                         pe = pb;
1025                         break;
1026                 }
1027
1028                 /* Find a void item */
1029                 pe = iavf_find_first_item(pb + 1, true);
1030
1031                 cpy_count = pe - pb;
1032                 rte_memcpy(items, pb, sizeof(struct rte_flow_item) * cpy_count);
1033
1034                 items += cpy_count;
1035
1036                 if (pe->type == RTE_FLOW_ITEM_TYPE_END)
1037                         break;
1038
1039                 pb = pe + 1;
1040         }
1041         /* Copy the END item. */
1042         rte_memcpy(items, pe, sizeof(struct rte_flow_item));
1043 }
1044
1045 /* Check if the pattern matches a supported item type array */
1046 static bool
1047 iavf_match_pattern(enum rte_flow_item_type *item_array,
1048                    const struct rte_flow_item *pattern)
1049 {
1050         const struct rte_flow_item *item = pattern;
1051
1052         while ((*item_array == item->type) &&
1053                (*item_array != RTE_FLOW_ITEM_TYPE_END)) {
1054                 item_array++;
1055                 item++;
1056         }
1057
1058         return (*item_array == RTE_FLOW_ITEM_TYPE_END &&
1059                 item->type == RTE_FLOW_ITEM_TYPE_END);
1060 }
1061
1062 struct iavf_pattern_match_item *
1063 iavf_search_pattern_match_item(const struct rte_flow_item pattern[],
1064                 struct iavf_pattern_match_item *array,
1065                 uint32_t array_len,
1066                 struct rte_flow_error *error)
1067 {
1068         uint16_t i = 0;
1069         struct iavf_pattern_match_item *pattern_match_item;
1070         /* need free by each filter */
1071         struct rte_flow_item *items; /* used for pattern without VOID items */
1072         uint32_t item_num = 0; /* non-void item number */
1073
1074         /* Get the non-void item number of pattern */
1075         while ((pattern + i)->type != RTE_FLOW_ITEM_TYPE_END) {
1076                 if ((pattern + i)->type != RTE_FLOW_ITEM_TYPE_VOID)
1077                         item_num++;
1078                 i++;
1079         }
1080         item_num++;
1081
1082         items = rte_zmalloc("iavf_pattern",
1083                             item_num * sizeof(struct rte_flow_item), 0);
1084         if (!items) {
1085                 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1086                                    NULL, "No memory for PMD internal items.");
1087                 return NULL;
1088         }
1089         pattern_match_item = rte_zmalloc("iavf_pattern_match_item",
1090                                 sizeof(struct iavf_pattern_match_item), 0);
1091         if (!pattern_match_item) {
1092                 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
1093                                    NULL, "Failed to allocate memory.");
1094                 return NULL;
1095         }
1096
1097         iavf_pattern_skip_void_item(items, pattern);
1098
1099         for (i = 0; i < array_len; i++)
1100                 if (iavf_match_pattern(array[i].pattern_list,
1101                                        items)) {
1102                         pattern_match_item->input_set_mask =
1103                                 array[i].input_set_mask;
1104                         pattern_match_item->pattern_list =
1105                                 array[i].pattern_list;
1106                         pattern_match_item->meta = array[i].meta;
1107                         rte_free(items);
1108                         return pattern_match_item;
1109                 }
1110         rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
1111                            pattern, "Unsupported pattern");
1112
1113         rte_free(items);
1114         rte_free(pattern_match_item);
1115         return NULL;
1116 }
1117
1118 static struct iavf_flow_engine *
1119 iavf_parse_engine_create(struct iavf_adapter *ad,
1120                 struct rte_flow *flow,
1121                 struct iavf_parser_list *parser_list,
1122                 const struct rte_flow_item pattern[],
1123                 const struct rte_flow_action actions[],
1124                 struct rte_flow_error *error)
1125 {
1126         struct iavf_flow_engine *engine = NULL;
1127         struct iavf_flow_parser_node *parser_node;
1128         void *temp;
1129         void *meta = NULL;
1130
1131         TAILQ_FOREACH_SAFE(parser_node, parser_list, node, temp) {
1132                 if (parser_node->parser->parse_pattern_action(ad,
1133                                 parser_node->parser->array,
1134                                 parser_node->parser->array_len,
1135                                 pattern, actions, &meta, error) < 0)
1136                         continue;
1137
1138                 engine = parser_node->parser->engine;
1139
1140                 RTE_ASSERT(engine->create != NULL);
1141                 if (!(engine->create(ad, flow, meta, error)))
1142                         return engine;
1143         }
1144         return NULL;
1145 }
1146
1147 static struct iavf_flow_engine *
1148 iavf_parse_engine_validate(struct iavf_adapter *ad,
1149                 struct rte_flow *flow,
1150                 struct iavf_parser_list *parser_list,
1151                 const struct rte_flow_item pattern[],
1152                 const struct rte_flow_action actions[],
1153                 struct rte_flow_error *error)
1154 {
1155         struct iavf_flow_engine *engine = NULL;
1156         struct iavf_flow_parser_node *parser_node;
1157         void *temp;
1158         void *meta = NULL;
1159
1160         TAILQ_FOREACH_SAFE(parser_node, parser_list, node, temp) {
1161                 if (parser_node->parser->parse_pattern_action(ad,
1162                                 parser_node->parser->array,
1163                                 parser_node->parser->array_len,
1164                                 pattern, actions, &meta,  error) < 0)
1165                         continue;
1166
1167                 engine = parser_node->parser->engine;
1168                 if (engine->validation == NULL) {
1169                         rte_flow_error_set(error, EINVAL,
1170                                 RTE_FLOW_ERROR_TYPE_HANDLE,
1171                                 NULL, "Validation not support");
1172                         continue;
1173                 }
1174
1175                 if (engine->validation(ad, flow, meta, error)) {
1176                         rte_flow_error_set(error, EINVAL,
1177                                 RTE_FLOW_ERROR_TYPE_HANDLE,
1178                                 NULL, "Validation failed");
1179                         break;
1180                 }
1181         }
1182         return engine;
1183 }
1184
1185
1186 static int
1187 iavf_flow_process_filter(struct rte_eth_dev *dev,
1188                 struct rte_flow *flow,
1189                 const struct rte_flow_attr *attr,
1190                 const struct rte_flow_item pattern[],
1191                 const struct rte_flow_action actions[],
1192                 struct iavf_flow_engine **engine,
1193                 parse_engine_t iavf_parse_engine,
1194                 struct rte_flow_error *error)
1195 {
1196         int ret = IAVF_ERR_CONFIG;
1197         struct iavf_adapter *ad =
1198                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1199         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1200
1201         if (!pattern) {
1202                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1203                                    NULL, "NULL pattern.");
1204                 return -rte_errno;
1205         }
1206
1207         if (!actions) {
1208                 rte_flow_error_set(error, EINVAL,
1209                                    RTE_FLOW_ERROR_TYPE_ACTION_NUM,
1210                                    NULL, "NULL action.");
1211                 return -rte_errno;
1212         }
1213
1214         if (!attr) {
1215                 rte_flow_error_set(error, EINVAL,
1216                                    RTE_FLOW_ERROR_TYPE_ATTR,
1217                                    NULL, "NULL attribute.");
1218                 return -rte_errno;
1219         }
1220
1221         ret = iavf_flow_valid_attr(attr, error);
1222         if (ret)
1223                 return ret;
1224
1225         *engine = iavf_parse_engine(ad, flow, &vf->rss_parser_list, pattern,
1226                                     actions, error);
1227         if (*engine)
1228                 return 0;
1229
1230         *engine = iavf_parse_engine(ad, flow, &vf->dist_parser_list, pattern,
1231                                     actions, error);
1232
1233         if (!*engine) {
1234                 rte_flow_error_set(error, EINVAL,
1235                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1236                                    "Failed to create parser engine.");
1237                 return -rte_errno;
1238         }
1239
1240         return 0;
1241 }
1242
1243 static int
1244 iavf_flow_validate(struct rte_eth_dev *dev,
1245                 const struct rte_flow_attr *attr,
1246                 const struct rte_flow_item pattern[],
1247                 const struct rte_flow_action actions[],
1248                 struct rte_flow_error *error)
1249 {
1250         struct iavf_flow_engine *engine;
1251
1252         return iavf_flow_process_filter(dev, NULL, attr, pattern, actions,
1253                         &engine, iavf_parse_engine_validate, error);
1254 }
1255
1256 static struct rte_flow *
1257 iavf_flow_create(struct rte_eth_dev *dev,
1258                  const struct rte_flow_attr *attr,
1259                  const struct rte_flow_item pattern[],
1260                  const struct rte_flow_action actions[],
1261                  struct rte_flow_error *error)
1262 {
1263         struct iavf_adapter *ad =
1264                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1265         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1266         struct iavf_flow_engine *engine = NULL;
1267         struct rte_flow *flow = NULL;
1268         int ret;
1269
1270         flow = rte_zmalloc("iavf_flow", sizeof(struct rte_flow), 0);
1271         if (!flow) {
1272                 rte_flow_error_set(error, ENOMEM,
1273                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1274                                    "Failed to allocate memory");
1275                 return flow;
1276         }
1277
1278         ret = iavf_flow_process_filter(dev, flow, attr, pattern, actions,
1279                         &engine, iavf_parse_engine_create, error);
1280         if (ret < 0) {
1281                 PMD_DRV_LOG(ERR, "Failed to create flow");
1282                 rte_free(flow);
1283                 flow = NULL;
1284                 goto free_flow;
1285         }
1286
1287         flow->engine = engine;
1288         TAILQ_INSERT_TAIL(&vf->flow_list, flow, node);
1289         PMD_DRV_LOG(INFO, "Succeeded to create (%d) flow", engine->type);
1290
1291 free_flow:
1292         rte_spinlock_unlock(&vf->flow_ops_lock);
1293         return flow;
1294 }
1295
1296 static bool
1297 iavf_flow_is_valid(struct rte_flow *flow)
1298 {
1299         struct iavf_flow_engine *engine;
1300         void *temp;
1301
1302         if (flow && flow->engine) {
1303                 TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
1304                         if (engine == flow->engine)
1305                                 return true;
1306                 }
1307         }
1308
1309         return false;
1310 }
1311
1312 static int
1313 iavf_flow_destroy(struct rte_eth_dev *dev,
1314                   struct rte_flow *flow,
1315                   struct rte_flow_error *error)
1316 {
1317         struct iavf_adapter *ad =
1318                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1319         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1320         int ret = 0;
1321
1322         if (!iavf_flow_is_valid(flow) || !flow->engine->destroy) {
1323                 rte_flow_error_set(error, EINVAL,
1324                                    RTE_FLOW_ERROR_TYPE_HANDLE,
1325                                    NULL, "Invalid flow destroy");
1326                 return -rte_errno;
1327         }
1328
1329         rte_spinlock_lock(&vf->flow_ops_lock);
1330
1331         ret = flow->engine->destroy(ad, flow, error);
1332
1333         if (!ret) {
1334                 TAILQ_REMOVE(&vf->flow_list, flow, node);
1335                 rte_free(flow);
1336         } else {
1337                 PMD_DRV_LOG(ERR, "Failed to destroy flow");
1338         }
1339
1340         rte_spinlock_unlock(&vf->flow_ops_lock);
1341
1342         return ret;
1343 }
1344
1345 int
1346 iavf_flow_flush(struct rte_eth_dev *dev,
1347                 struct rte_flow_error *error)
1348 {
1349         struct iavf_adapter *ad =
1350                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1351         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1352         struct rte_flow *p_flow;
1353         void *temp;
1354         int ret = 0;
1355
1356         TAILQ_FOREACH_SAFE(p_flow, &vf->flow_list, node, temp) {
1357                 ret = iavf_flow_destroy(dev, p_flow, error);
1358                 if (ret) {
1359                         PMD_DRV_LOG(ERR, "Failed to flush flows");
1360                         return -EINVAL;
1361                 }
1362         }
1363
1364         return ret;
1365 }
1366
1367 static int
1368 iavf_flow_query(struct rte_eth_dev *dev,
1369                 struct rte_flow *flow,
1370                 const struct rte_flow_action *actions,
1371                 void *data,
1372                 struct rte_flow_error *error)
1373 {
1374         int ret = -EINVAL;
1375         struct iavf_adapter *ad =
1376                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1377         struct rte_flow_query_count *count = data;
1378
1379         if (!iavf_flow_is_valid(flow) || !flow->engine->query_count) {
1380                 rte_flow_error_set(error, EINVAL,
1381                                    RTE_FLOW_ERROR_TYPE_HANDLE,
1382                                    NULL, "Invalid flow query");
1383                 return -rte_errno;
1384         }
1385
1386         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1387                 switch (actions->type) {
1388                 case RTE_FLOW_ACTION_TYPE_VOID:
1389                         break;
1390                 case RTE_FLOW_ACTION_TYPE_COUNT:
1391                         ret = flow->engine->query_count(ad, flow, count, error);
1392                         break;
1393                 default:
1394                         return rte_flow_error_set(error, ENOTSUP,
1395                                         RTE_FLOW_ERROR_TYPE_ACTION,
1396                                         actions,
1397                                         "action not supported");
1398                 }
1399         }
1400         return ret;
1401 }
1402