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 <rte_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_udp[] = {
 223         RTE_FLOW_ITEM_TYPE_ETH,
 224         RTE_FLOW_ITEM_TYPE_IPV6,
 225         RTE_FLOW_ITEM_TYPE_UDP,
 226         RTE_FLOW_ITEM_TYPE_END,
 227 };
 228
 229 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_udp[] = {
 230         RTE_FLOW_ITEM_TYPE_ETH,
 231         RTE_FLOW_ITEM_TYPE_VLAN,
 232         RTE_FLOW_ITEM_TYPE_IPV6,
 233         RTE_FLOW_ITEM_TYPE_UDP,
 234         RTE_FLOW_ITEM_TYPE_END,
 235 };
 236
 237 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_udp[] = {
 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_UDP,
 243         RTE_FLOW_ITEM_TYPE_END,
 244 };
 245
 246 enum rte_flow_item_type iavf_pattern_eth_ipv6_tcp[] = {
 247         RTE_FLOW_ITEM_TYPE_ETH,
 248         RTE_FLOW_ITEM_TYPE_IPV6,
 249         RTE_FLOW_ITEM_TYPE_TCP,
 250         RTE_FLOW_ITEM_TYPE_END,
 251 };
 252
 253 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_tcp[] = {
 254         RTE_FLOW_ITEM_TYPE_ETH,
 255         RTE_FLOW_ITEM_TYPE_VLAN,
 256         RTE_FLOW_ITEM_TYPE_IPV6,
 257         RTE_FLOW_ITEM_TYPE_TCP,
 258         RTE_FLOW_ITEM_TYPE_END,
 259 };
 260
 261 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_tcp[] = {
 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_TCP,
 267         RTE_FLOW_ITEM_TYPE_END,
 268 };
 269
 270 enum rte_flow_item_type iavf_pattern_eth_ipv6_sctp[] = {
 271         RTE_FLOW_ITEM_TYPE_ETH,
 272         RTE_FLOW_ITEM_TYPE_IPV6,
 273         RTE_FLOW_ITEM_TYPE_SCTP,
 274         RTE_FLOW_ITEM_TYPE_END,
 275 };
 276
 277 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_sctp[] = {
 278         RTE_FLOW_ITEM_TYPE_ETH,
 279         RTE_FLOW_ITEM_TYPE_VLAN,
 280         RTE_FLOW_ITEM_TYPE_IPV6,
 281         RTE_FLOW_ITEM_TYPE_SCTP,
 282         RTE_FLOW_ITEM_TYPE_END,
 283 };
 284
 285 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_sctp[] = {
 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_SCTP,
 291         RTE_FLOW_ITEM_TYPE_END,
 292 };
 293
 294 enum rte_flow_item_type iavf_pattern_eth_ipv6_icmp6[] = {
 295         RTE_FLOW_ITEM_TYPE_ETH,
 296         RTE_FLOW_ITEM_TYPE_IPV6,
 297         RTE_FLOW_ITEM_TYPE_ICMP6,
 298         RTE_FLOW_ITEM_TYPE_END,
 299 };
 300
 301 enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_icmp6[] = {
 302         RTE_FLOW_ITEM_TYPE_ETH,
 303         RTE_FLOW_ITEM_TYPE_VLAN,
 304         RTE_FLOW_ITEM_TYPE_IPV6,
 305         RTE_FLOW_ITEM_TYPE_ICMP6,
 306         RTE_FLOW_ITEM_TYPE_END,
 307 };
 308
 309 enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_icmp6[] = {
 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_ICMP6,
 315         RTE_FLOW_ITEM_TYPE_END,
 316 };
 317
 318 /* IPv4 GTPC */
 319 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpc[] = {
 320         RTE_FLOW_ITEM_TYPE_ETH,
 321         RTE_FLOW_ITEM_TYPE_IPV4,
 322         RTE_FLOW_ITEM_TYPE_UDP,
 323         RTE_FLOW_ITEM_TYPE_GTPC,
 324         RTE_FLOW_ITEM_TYPE_END,
 325 };
 326
 327 /* IPV4 GTPU (EH) */
 328 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu[] = {
 329         RTE_FLOW_ITEM_TYPE_ETH,
 330         RTE_FLOW_ITEM_TYPE_IPV4,
 331         RTE_FLOW_ITEM_TYPE_UDP,
 332         RTE_FLOW_ITEM_TYPE_GTPU,
 333         RTE_FLOW_ITEM_TYPE_END,
 334 };
 335
 336 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh[] = {
 337         RTE_FLOW_ITEM_TYPE_ETH,
 338         RTE_FLOW_ITEM_TYPE_IPV4,
 339         RTE_FLOW_ITEM_TYPE_UDP,
 340         RTE_FLOW_ITEM_TYPE_GTPU,
 341         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 342         RTE_FLOW_ITEM_TYPE_END,
 343 };
 344
 345 /* IPv6 GTPC */
 346 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpc[] = {
 347         RTE_FLOW_ITEM_TYPE_ETH,
 348         RTE_FLOW_ITEM_TYPE_IPV6,
 349         RTE_FLOW_ITEM_TYPE_UDP,
 350         RTE_FLOW_ITEM_TYPE_GTPC,
 351         RTE_FLOW_ITEM_TYPE_END,
 352 };
 353
 354 /* IPV6 GTPU (EH) */
 355 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu[] = {
 356         RTE_FLOW_ITEM_TYPE_ETH,
 357         RTE_FLOW_ITEM_TYPE_IPV6,
 358         RTE_FLOW_ITEM_TYPE_UDP,
 359         RTE_FLOW_ITEM_TYPE_GTPU,
 360         RTE_FLOW_ITEM_TYPE_END,
 361 };
 362
 363 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh[] = {
 364         RTE_FLOW_ITEM_TYPE_ETH,
 365         RTE_FLOW_ITEM_TYPE_IPV6,
 366         RTE_FLOW_ITEM_TYPE_UDP,
 367         RTE_FLOW_ITEM_TYPE_GTPU,
 368         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 369         RTE_FLOW_ITEM_TYPE_END,
 370 };
 371
 372 /* IPV4 GTPU IPv4 */
 373 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4[] = {
 374         RTE_FLOW_ITEM_TYPE_ETH,
 375         RTE_FLOW_ITEM_TYPE_IPV4,
 376         RTE_FLOW_ITEM_TYPE_UDP,
 377         RTE_FLOW_ITEM_TYPE_GTPU,
 378         RTE_FLOW_ITEM_TYPE_IPV4,
 379         RTE_FLOW_ITEM_TYPE_END,
 380 };
 381
 382 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_udp[] = {
 383         RTE_FLOW_ITEM_TYPE_ETH,
 384         RTE_FLOW_ITEM_TYPE_IPV4,
 385         RTE_FLOW_ITEM_TYPE_UDP,
 386         RTE_FLOW_ITEM_TYPE_GTPU,
 387         RTE_FLOW_ITEM_TYPE_IPV4,
 388         RTE_FLOW_ITEM_TYPE_UDP,
 389         RTE_FLOW_ITEM_TYPE_END,
 390 };
 391
 392 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_tcp[] = {
 393         RTE_FLOW_ITEM_TYPE_ETH,
 394         RTE_FLOW_ITEM_TYPE_IPV4,
 395         RTE_FLOW_ITEM_TYPE_UDP,
 396         RTE_FLOW_ITEM_TYPE_GTPU,
 397         RTE_FLOW_ITEM_TYPE_IPV4,
 398         RTE_FLOW_ITEM_TYPE_TCP,
 399         RTE_FLOW_ITEM_TYPE_END,
 400 };
 401
 402 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_icmp[] = {
 403         RTE_FLOW_ITEM_TYPE_ETH,
 404         RTE_FLOW_ITEM_TYPE_IPV4,
 405         RTE_FLOW_ITEM_TYPE_UDP,
 406         RTE_FLOW_ITEM_TYPE_GTPU,
 407         RTE_FLOW_ITEM_TYPE_IPV4,
 408         RTE_FLOW_ITEM_TYPE_ICMP,
 409         RTE_FLOW_ITEM_TYPE_END,
 410 };
 411
 412 /* IPV4 GTPU IPv6 */
 413 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6[] = {
 414         RTE_FLOW_ITEM_TYPE_ETH,
 415         RTE_FLOW_ITEM_TYPE_IPV4,
 416         RTE_FLOW_ITEM_TYPE_UDP,
 417         RTE_FLOW_ITEM_TYPE_GTPU,
 418         RTE_FLOW_ITEM_TYPE_IPV6,
 419         RTE_FLOW_ITEM_TYPE_END,
 420 };
 421
 422 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_udp[] = {
 423         RTE_FLOW_ITEM_TYPE_ETH,
 424         RTE_FLOW_ITEM_TYPE_IPV4,
 425         RTE_FLOW_ITEM_TYPE_UDP,
 426         RTE_FLOW_ITEM_TYPE_GTPU,
 427         RTE_FLOW_ITEM_TYPE_IPV6,
 428         RTE_FLOW_ITEM_TYPE_UDP,
 429         RTE_FLOW_ITEM_TYPE_END,
 430 };
 431
 432 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_tcp[] = {
 433         RTE_FLOW_ITEM_TYPE_ETH,
 434         RTE_FLOW_ITEM_TYPE_IPV4,
 435         RTE_FLOW_ITEM_TYPE_UDP,
 436         RTE_FLOW_ITEM_TYPE_GTPU,
 437         RTE_FLOW_ITEM_TYPE_IPV6,
 438         RTE_FLOW_ITEM_TYPE_TCP,
 439         RTE_FLOW_ITEM_TYPE_END,
 440 };
 441
 442 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_icmp[] = {
 443         RTE_FLOW_ITEM_TYPE_ETH,
 444         RTE_FLOW_ITEM_TYPE_IPV4,
 445         RTE_FLOW_ITEM_TYPE_UDP,
 446         RTE_FLOW_ITEM_TYPE_GTPU,
 447         RTE_FLOW_ITEM_TYPE_IPV6,
 448         RTE_FLOW_ITEM_TYPE_ICMP,
 449         RTE_FLOW_ITEM_TYPE_END,
 450 };
 451
 452 /* IPV6 GTPU IPv4 */
 453 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4[] = {
 454         RTE_FLOW_ITEM_TYPE_ETH,
 455         RTE_FLOW_ITEM_TYPE_IPV6,
 456         RTE_FLOW_ITEM_TYPE_UDP,
 457         RTE_FLOW_ITEM_TYPE_GTPU,
 458         RTE_FLOW_ITEM_TYPE_IPV4,
 459         RTE_FLOW_ITEM_TYPE_END,
 460 };
 461
 462 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_udp[] = {
 463         RTE_FLOW_ITEM_TYPE_ETH,
 464         RTE_FLOW_ITEM_TYPE_IPV6,
 465         RTE_FLOW_ITEM_TYPE_UDP,
 466         RTE_FLOW_ITEM_TYPE_GTPU,
 467         RTE_FLOW_ITEM_TYPE_IPV4,
 468         RTE_FLOW_ITEM_TYPE_UDP,
 469         RTE_FLOW_ITEM_TYPE_END,
 470 };
 471
 472 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_tcp[] = {
 473         RTE_FLOW_ITEM_TYPE_ETH,
 474         RTE_FLOW_ITEM_TYPE_IPV6,
 475         RTE_FLOW_ITEM_TYPE_UDP,
 476         RTE_FLOW_ITEM_TYPE_GTPU,
 477         RTE_FLOW_ITEM_TYPE_IPV4,
 478         RTE_FLOW_ITEM_TYPE_TCP,
 479         RTE_FLOW_ITEM_TYPE_END,
 480 };
 481
 482 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_icmp[] = {
 483         RTE_FLOW_ITEM_TYPE_ETH,
 484         RTE_FLOW_ITEM_TYPE_IPV6,
 485         RTE_FLOW_ITEM_TYPE_UDP,
 486         RTE_FLOW_ITEM_TYPE_GTPU,
 487         RTE_FLOW_ITEM_TYPE_IPV4,
 488         RTE_FLOW_ITEM_TYPE_ICMP,
 489         RTE_FLOW_ITEM_TYPE_END,
 490 };
 491
 492 /* IPV6 GTPU IPv6 */
 493 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6[] = {
 494         RTE_FLOW_ITEM_TYPE_ETH,
 495         RTE_FLOW_ITEM_TYPE_IPV6,
 496         RTE_FLOW_ITEM_TYPE_UDP,
 497         RTE_FLOW_ITEM_TYPE_GTPU,
 498         RTE_FLOW_ITEM_TYPE_IPV6,
 499         RTE_FLOW_ITEM_TYPE_END,
 500 };
 501
 502 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_udp[] = {
 503         RTE_FLOW_ITEM_TYPE_ETH,
 504         RTE_FLOW_ITEM_TYPE_IPV6,
 505         RTE_FLOW_ITEM_TYPE_UDP,
 506         RTE_FLOW_ITEM_TYPE_GTPU,
 507         RTE_FLOW_ITEM_TYPE_IPV6,
 508         RTE_FLOW_ITEM_TYPE_UDP,
 509         RTE_FLOW_ITEM_TYPE_END,
 510 };
 511
 512 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_tcp[] = {
 513         RTE_FLOW_ITEM_TYPE_ETH,
 514         RTE_FLOW_ITEM_TYPE_IPV6,
 515         RTE_FLOW_ITEM_TYPE_UDP,
 516         RTE_FLOW_ITEM_TYPE_GTPU,
 517         RTE_FLOW_ITEM_TYPE_IPV6,
 518         RTE_FLOW_ITEM_TYPE_TCP,
 519         RTE_FLOW_ITEM_TYPE_END,
 520 };
 521
 522 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_icmp[] = {
 523         RTE_FLOW_ITEM_TYPE_ETH,
 524         RTE_FLOW_ITEM_TYPE_IPV6,
 525         RTE_FLOW_ITEM_TYPE_UDP,
 526         RTE_FLOW_ITEM_TYPE_GTPU,
 527         RTE_FLOW_ITEM_TYPE_IPV6,
 528         RTE_FLOW_ITEM_TYPE_ICMP,
 529         RTE_FLOW_ITEM_TYPE_END,
 530 };
 531
 532 /* IPV4 GTPU EH IPv4 */
 533 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4[] = {
 534         RTE_FLOW_ITEM_TYPE_ETH,
 535         RTE_FLOW_ITEM_TYPE_IPV4,
 536         RTE_FLOW_ITEM_TYPE_UDP,
 537         RTE_FLOW_ITEM_TYPE_GTPU,
 538         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 539         RTE_FLOW_ITEM_TYPE_IPV4,
 540         RTE_FLOW_ITEM_TYPE_END,
 541 };
 542
 543 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_udp[] = {
 544         RTE_FLOW_ITEM_TYPE_ETH,
 545         RTE_FLOW_ITEM_TYPE_IPV4,
 546         RTE_FLOW_ITEM_TYPE_UDP,
 547         RTE_FLOW_ITEM_TYPE_GTPU,
 548         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 549         RTE_FLOW_ITEM_TYPE_IPV4,
 550         RTE_FLOW_ITEM_TYPE_UDP,
 551         RTE_FLOW_ITEM_TYPE_END,
 552 };
 553
 554 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_tcp[] = {
 555         RTE_FLOW_ITEM_TYPE_ETH,
 556         RTE_FLOW_ITEM_TYPE_IPV4,
 557         RTE_FLOW_ITEM_TYPE_UDP,
 558         RTE_FLOW_ITEM_TYPE_GTPU,
 559         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 560         RTE_FLOW_ITEM_TYPE_IPV4,
 561         RTE_FLOW_ITEM_TYPE_TCP,
 562         RTE_FLOW_ITEM_TYPE_END,
 563 };
 564
 565 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_icmp[] = {
 566         RTE_FLOW_ITEM_TYPE_ETH,
 567         RTE_FLOW_ITEM_TYPE_IPV4,
 568         RTE_FLOW_ITEM_TYPE_UDP,
 569         RTE_FLOW_ITEM_TYPE_GTPU,
 570         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 571         RTE_FLOW_ITEM_TYPE_IPV4,
 572         RTE_FLOW_ITEM_TYPE_ICMP,
 573         RTE_FLOW_ITEM_TYPE_END,
 574 };
 575
 576 /* IPV4 GTPU EH IPv6 */
 577 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6[] = {
 578         RTE_FLOW_ITEM_TYPE_ETH,
 579         RTE_FLOW_ITEM_TYPE_IPV4,
 580         RTE_FLOW_ITEM_TYPE_UDP,
 581         RTE_FLOW_ITEM_TYPE_GTPU,
 582         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 583         RTE_FLOW_ITEM_TYPE_IPV6,
 584         RTE_FLOW_ITEM_TYPE_END,
 585 };
 586
 587 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_udp[] = {
 588         RTE_FLOW_ITEM_TYPE_ETH,
 589         RTE_FLOW_ITEM_TYPE_IPV4,
 590         RTE_FLOW_ITEM_TYPE_UDP,
 591         RTE_FLOW_ITEM_TYPE_GTPU,
 592         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 593         RTE_FLOW_ITEM_TYPE_IPV6,
 594         RTE_FLOW_ITEM_TYPE_UDP,
 595         RTE_FLOW_ITEM_TYPE_END,
 596 };
 597
 598 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_tcp[] = {
 599         RTE_FLOW_ITEM_TYPE_ETH,
 600         RTE_FLOW_ITEM_TYPE_IPV4,
 601         RTE_FLOW_ITEM_TYPE_UDP,
 602         RTE_FLOW_ITEM_TYPE_GTPU,
 603         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 604         RTE_FLOW_ITEM_TYPE_IPV6,
 605         RTE_FLOW_ITEM_TYPE_TCP,
 606         RTE_FLOW_ITEM_TYPE_END,
 607 };
 608
 609 enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_icmp[] = {
 610         RTE_FLOW_ITEM_TYPE_ETH,
 611         RTE_FLOW_ITEM_TYPE_IPV4,
 612         RTE_FLOW_ITEM_TYPE_UDP,
 613         RTE_FLOW_ITEM_TYPE_GTPU,
 614         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 615         RTE_FLOW_ITEM_TYPE_IPV6,
 616         RTE_FLOW_ITEM_TYPE_ICMP,
 617         RTE_FLOW_ITEM_TYPE_END,
 618 };
 619
 620 /* IPV6 GTPU EH IPv4 */
 621 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4[] = {
 622         RTE_FLOW_ITEM_TYPE_ETH,
 623         RTE_FLOW_ITEM_TYPE_IPV6,
 624         RTE_FLOW_ITEM_TYPE_UDP,
 625         RTE_FLOW_ITEM_TYPE_GTPU,
 626         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 627         RTE_FLOW_ITEM_TYPE_IPV4,
 628         RTE_FLOW_ITEM_TYPE_END,
 629 };
 630
 631 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_udp[] = {
 632         RTE_FLOW_ITEM_TYPE_ETH,
 633         RTE_FLOW_ITEM_TYPE_IPV6,
 634         RTE_FLOW_ITEM_TYPE_UDP,
 635         RTE_FLOW_ITEM_TYPE_GTPU,
 636         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 637         RTE_FLOW_ITEM_TYPE_IPV4,
 638         RTE_FLOW_ITEM_TYPE_UDP,
 639         RTE_FLOW_ITEM_TYPE_END,
 640 };
 641
 642 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_tcp[] = {
 643         RTE_FLOW_ITEM_TYPE_ETH,
 644         RTE_FLOW_ITEM_TYPE_IPV6,
 645         RTE_FLOW_ITEM_TYPE_UDP,
 646         RTE_FLOW_ITEM_TYPE_GTPU,
 647         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 648         RTE_FLOW_ITEM_TYPE_IPV4,
 649         RTE_FLOW_ITEM_TYPE_TCP,
 650         RTE_FLOW_ITEM_TYPE_END,
 651 };
 652
 653 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_icmp[] = {
 654         RTE_FLOW_ITEM_TYPE_ETH,
 655         RTE_FLOW_ITEM_TYPE_IPV6,
 656         RTE_FLOW_ITEM_TYPE_UDP,
 657         RTE_FLOW_ITEM_TYPE_GTPU,
 658         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 659         RTE_FLOW_ITEM_TYPE_IPV4,
 660         RTE_FLOW_ITEM_TYPE_ICMP,
 661         RTE_FLOW_ITEM_TYPE_END,
 662 };
 663
 664 /* IPV6 GTPU EH IPv6 */
 665 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6[] = {
 666         RTE_FLOW_ITEM_TYPE_ETH,
 667         RTE_FLOW_ITEM_TYPE_IPV6,
 668         RTE_FLOW_ITEM_TYPE_UDP,
 669         RTE_FLOW_ITEM_TYPE_GTPU,
 670         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 671         RTE_FLOW_ITEM_TYPE_IPV6,
 672         RTE_FLOW_ITEM_TYPE_END,
 673 };
 674
 675 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_udp[] = {
 676         RTE_FLOW_ITEM_TYPE_ETH,
 677         RTE_FLOW_ITEM_TYPE_IPV6,
 678         RTE_FLOW_ITEM_TYPE_UDP,
 679         RTE_FLOW_ITEM_TYPE_GTPU,
 680         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 681         RTE_FLOW_ITEM_TYPE_IPV6,
 682         RTE_FLOW_ITEM_TYPE_UDP,
 683         RTE_FLOW_ITEM_TYPE_END,
 684 };
 685
 686 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_tcp[] = {
 687         RTE_FLOW_ITEM_TYPE_ETH,
 688         RTE_FLOW_ITEM_TYPE_IPV6,
 689         RTE_FLOW_ITEM_TYPE_UDP,
 690         RTE_FLOW_ITEM_TYPE_GTPU,
 691         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 692         RTE_FLOW_ITEM_TYPE_IPV6,
 693         RTE_FLOW_ITEM_TYPE_TCP,
 694         RTE_FLOW_ITEM_TYPE_END,
 695 };
 696
 697 enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_icmp[] = {
 698         RTE_FLOW_ITEM_TYPE_ETH,
 699         RTE_FLOW_ITEM_TYPE_IPV6,
 700         RTE_FLOW_ITEM_TYPE_UDP,
 701         RTE_FLOW_ITEM_TYPE_GTPU,
 702         RTE_FLOW_ITEM_TYPE_GTP_PSC,
 703         RTE_FLOW_ITEM_TYPE_IPV6,
 704         RTE_FLOW_ITEM_TYPE_ICMP,
 705         RTE_FLOW_ITEM_TYPE_END,
 706 };
 707
 708 /* ESP */
 709 enum rte_flow_item_type iavf_pattern_eth_ipv4_esp[] = {
 710         RTE_FLOW_ITEM_TYPE_ETH,
 711         RTE_FLOW_ITEM_TYPE_IPV4,
 712         RTE_FLOW_ITEM_TYPE_ESP,
 713         RTE_FLOW_ITEM_TYPE_END,
 714 };
 715
 716 enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_esp[] = {
 717         RTE_FLOW_ITEM_TYPE_ETH,
 718         RTE_FLOW_ITEM_TYPE_IPV4,
 719         RTE_FLOW_ITEM_TYPE_UDP,
 720         RTE_FLOW_ITEM_TYPE_ESP,
 721         RTE_FLOW_ITEM_TYPE_END,
 722 };
 723
 724 enum rte_flow_item_type iavf_pattern_eth_ipv6_esp[] = {
 725         RTE_FLOW_ITEM_TYPE_ETH,
 726         RTE_FLOW_ITEM_TYPE_IPV6,
 727         RTE_FLOW_ITEM_TYPE_ESP,
 728         RTE_FLOW_ITEM_TYPE_END,
 729 };
 730
 731 enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_esp[] = {
 732         RTE_FLOW_ITEM_TYPE_ETH,
 733         RTE_FLOW_ITEM_TYPE_IPV6,
 734         RTE_FLOW_ITEM_TYPE_UDP,
 735         RTE_FLOW_ITEM_TYPE_ESP,
 736         RTE_FLOW_ITEM_TYPE_END,
 737 };
 738
 739 /* AH */
 740 enum rte_flow_item_type iavf_pattern_eth_ipv4_ah[] = {
 741         RTE_FLOW_ITEM_TYPE_ETH,
 742         RTE_FLOW_ITEM_TYPE_IPV4,
 743         RTE_FLOW_ITEM_TYPE_AH,
 744         RTE_FLOW_ITEM_TYPE_END,
 745 };
 746
 747 enum rte_flow_item_type iavf_pattern_eth_ipv6_ah[] = {
 748         RTE_FLOW_ITEM_TYPE_ETH,
 749         RTE_FLOW_ITEM_TYPE_IPV6,
 750         RTE_FLOW_ITEM_TYPE_AH,
 751         RTE_FLOW_ITEM_TYPE_END,
 752 };
 753
 754 /* L2TPV3 */
 755 enum rte_flow_item_type iavf_pattern_eth_ipv4_l2tpv3[] = {
 756         RTE_FLOW_ITEM_TYPE_ETH,
 757         RTE_FLOW_ITEM_TYPE_IPV4,
 758         RTE_FLOW_ITEM_TYPE_L2TPV3OIP,
 759         RTE_FLOW_ITEM_TYPE_END,
 760 };
 761
 762 enum rte_flow_item_type iavf_pattern_eth_ipv6_l2tpv3[] = {
 763         RTE_FLOW_ITEM_TYPE_ETH,
 764         RTE_FLOW_ITEM_TYPE_IPV6,
 765         RTE_FLOW_ITEM_TYPE_L2TPV3OIP,
 766         RTE_FLOW_ITEM_TYPE_END,
 767 };
 768
 769 /* PFCP */
 770 enum rte_flow_item_type iavf_pattern_eth_ipv4_pfcp[] = {
 771         RTE_FLOW_ITEM_TYPE_ETH,
 772         RTE_FLOW_ITEM_TYPE_IPV4,
 773         RTE_FLOW_ITEM_TYPE_UDP,
 774         RTE_FLOW_ITEM_TYPE_PFCP,
 775         RTE_FLOW_ITEM_TYPE_END,
 776 };
 777
 778 enum rte_flow_item_type iavf_pattern_eth_ipv6_pfcp[] = {
 779         RTE_FLOW_ITEM_TYPE_ETH,
 780         RTE_FLOW_ITEM_TYPE_IPV6,
 781         RTE_FLOW_ITEM_TYPE_UDP,
 782         RTE_FLOW_ITEM_TYPE_PFCP,
 783         RTE_FLOW_ITEM_TYPE_END,
 784 };
 785
 786 typedef struct iavf_flow_engine * (*parse_engine_t)(struct iavf_adapter *ad,
 787                 struct rte_flow *flow,
 788                 struct iavf_parser_list *parser_list,
 789                 const struct rte_flow_item pattern[],
 790                 const struct rte_flow_action actions[],
 791                 struct rte_flow_error *error);
 792
 793 void
 794 iavf_register_flow_engine(struct iavf_flow_engine *engine)
 795 {
 796         TAILQ_INSERT_TAIL(&engine_list, engine, node);
 797 }
 798
 799 int
 800 iavf_flow_init(struct iavf_adapter *ad)
 801 {
 802         int ret;
 803         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 804         void *temp;
 805         struct iavf_flow_engine *engine;
 806
 807         TAILQ_INIT(&vf->flow_list);
 808         TAILQ_INIT(&vf->rss_parser_list);
 809         TAILQ_INIT(&vf->dist_parser_list);
 810         rte_spinlock_init(&vf->flow_ops_lock);
 811
 812         TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
 813                 if (engine->init == NULL) {
 814                         PMD_INIT_LOG(ERR, "Invalid engine type (%d)",
 815                                      engine->type);
 816                         return -ENOTSUP;
 817                 }
 818
 819                 ret = engine->init(ad);
 820                 if (ret && ret != -ENOTSUP) {
 821                         PMD_INIT_LOG(ERR, "Failed to initialize engine %d",
 822                                      engine->type);
 823                         return ret;
 824                 }
 825         }
 826         return 0;
 827 }
 828
 829 void
 830 iavf_flow_uninit(struct iavf_adapter *ad)
 831 {
 832         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 833         struct iavf_flow_engine *engine;
 834         struct rte_flow *p_flow;
 835         struct iavf_flow_parser_node *p_parser;
 836         void *temp;
 837
 838         TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
 839                 if (engine->uninit)
 840                         engine->uninit(ad);
 841         }
 842
 843         /* Remove all flows */
 844         while ((p_flow = TAILQ_FIRST(&vf->flow_list))) {
 845                 TAILQ_REMOVE(&vf->flow_list, p_flow, node);
 846                 if (p_flow->engine->free)
 847                         p_flow->engine->free(p_flow);
 848                 rte_free(p_flow);
 849         }
 850
 851         /* Cleanup parser list */
 852         while ((p_parser = TAILQ_FIRST(&vf->rss_parser_list))) {
 853                 TAILQ_REMOVE(&vf->rss_parser_list, p_parser, node);
 854                 rte_free(p_parser);
 855         }
 856
 857         while ((p_parser = TAILQ_FIRST(&vf->dist_parser_list))) {
 858                 TAILQ_REMOVE(&vf->dist_parser_list, p_parser, node);
 859                 rte_free(p_parser);
 860         }
 861 }
 862
 863 int
 864 iavf_register_parser(struct iavf_flow_parser *parser,
 865                      struct iavf_adapter *ad)
 866 {
 867         struct iavf_parser_list *list = NULL;
 868         struct iavf_flow_parser_node *parser_node;
 869         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 870
 871         parser_node = rte_zmalloc("iavf_parser", sizeof(*parser_node), 0);
 872         if (parser_node == NULL) {
 873                 PMD_DRV_LOG(ERR, "Failed to allocate memory.");
 874                 return -ENOMEM;
 875         }
 876         parser_node->parser = parser;
 877
 878         if (parser->engine->type == IAVF_FLOW_ENGINE_HASH) {
 879                 list = &vf->rss_parser_list;
 880                 TAILQ_INSERT_TAIL(list, parser_node, node);
 881         } else if (parser->engine->type == IAVF_FLOW_ENGINE_FDIR) {
 882                 list = &vf->dist_parser_list;
 883                 TAILQ_INSERT_HEAD(list, parser_node, node);
 884         } else {
 885                 return -EINVAL;
 886         }
 887
 888         return 0;
 889 }
 890
 891 void
 892 iavf_unregister_parser(struct iavf_flow_parser *parser,
 893                        struct iavf_adapter *ad)
 894 {
 895         struct iavf_parser_list *list = NULL;
 896         struct iavf_flow_parser_node *p_parser;
 897         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 898         void *temp;
 899
 900         if (parser->engine->type == IAVF_FLOW_ENGINE_HASH)
 901                 list = &vf->rss_parser_list;
 902         else if (parser->engine->type == IAVF_FLOW_ENGINE_FDIR)
 903                 list = &vf->dist_parser_list;
 904
 905         if (list == NULL)
 906                 return;
 907
 908         TAILQ_FOREACH_SAFE(p_parser, list, node, temp) {
 909                 if (p_parser->parser->engine->type == parser->engine->type) {
 910                         TAILQ_REMOVE(list, p_parser, node);
 911                         rte_free(p_parser);
 912                 }
 913         }
 914 }
 915
 916 static int
 917 iavf_flow_valid_attr(const struct rte_flow_attr *attr,
 918                      struct rte_flow_error *error)
 919 {
 920         /* Must be input direction */
 921         if (!attr->ingress) {
 922                 rte_flow_error_set(error, EINVAL,
 923                                 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
 924                                 attr, "Only support ingress.");
 925                 return -rte_errno;
 926         }
 927
 928         /* Not supported */
 929         if (attr->egress) {
 930                 rte_flow_error_set(error, EINVAL,
 931                                 RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
 932                                 attr, "Not support egress.");
 933                 return -rte_errno;
 934         }
 935
 936         /* Not supported */
 937         if (attr->priority) {
 938                 rte_flow_error_set(error, EINVAL,
 939                                 RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
 940                                 attr, "Not support priority.");
 941                 return -rte_errno;
 942         }
 943
 944         /* Not supported */
 945         if (attr->group) {
 946                 rte_flow_error_set(error, EINVAL,
 947                                 RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
 948                                 attr, "Not support group.");
 949                 return -rte_errno;
 950         }
 951
 952         return 0;
 953 }
 954
 955 /* Find the first VOID or non-VOID item pointer */
 956 static const struct rte_flow_item *
 957 iavf_find_first_item(const struct rte_flow_item *item, bool is_void)
 958 {
 959         bool is_find;
 960
 961         while (item->type != RTE_FLOW_ITEM_TYPE_END) {
 962                 if (is_void)
 963                         is_find = item->type == RTE_FLOW_ITEM_TYPE_VOID;
 964                 else
 965                         is_find = item->type != RTE_FLOW_ITEM_TYPE_VOID;
 966                 if (is_find)
 967                         break;
 968                 item++;
 969         }
 970         return item;
 971 }
 972
 973 /* Skip all VOID items of the pattern */
 974 static void
 975 iavf_pattern_skip_void_item(struct rte_flow_item *items,
 976                         const struct rte_flow_item *pattern)
 977 {
 978         uint32_t cpy_count = 0;
 979         const struct rte_flow_item *pb = pattern, *pe = pattern;
 980
 981         for (;;) {
 982                 /* Find a non-void item first */
 983                 pb = iavf_find_first_item(pb, false);
 984                 if (pb->type == RTE_FLOW_ITEM_TYPE_END) {
 985                         pe = pb;
 986                         break;
 987                 }
 988
 989                 /* Find a void item */
 990                 pe = iavf_find_first_item(pb + 1, true);
 991
 992                 cpy_count = pe - pb;
 993                 rte_memcpy(items, pb, sizeof(struct rte_flow_item) * cpy_count);
 994
 995                 items += cpy_count;
 996
 997                 if (pe->type == RTE_FLOW_ITEM_TYPE_END)
 998                         break;
 999
1000                 pb = pe + 1;
1001         }
1002         /* Copy the END item. */
1003         rte_memcpy(items, pe, sizeof(struct rte_flow_item));
1004 }
1005
1006 /* Check if the pattern matches a supported item type array */
1007 static bool
1008 iavf_match_pattern(enum rte_flow_item_type *item_array,
1009                    const struct rte_flow_item *pattern)
1010 {
1011         const struct rte_flow_item *item = pattern;
1012
1013         while ((*item_array == item->type) &&
1014                (*item_array != RTE_FLOW_ITEM_TYPE_END)) {
1015                 item_array++;
1016                 item++;
1017         }
1018
1019         return (*item_array == RTE_FLOW_ITEM_TYPE_END &&
1020                 item->type == RTE_FLOW_ITEM_TYPE_END);
1021 }
1022
1023 struct iavf_pattern_match_item *
1024 iavf_search_pattern_match_item(const struct rte_flow_item pattern[],
1025                 struct iavf_pattern_match_item *array,
1026                 uint32_t array_len,
1027                 struct rte_flow_error *error)
1028 {
1029         uint16_t i = 0;
1030         struct iavf_pattern_match_item *pattern_match_item;
1031         /* need free by each filter */
1032         struct rte_flow_item *items; /* used for pattern without VOID items */
1033         uint32_t item_num = 0; /* non-void item number */
1034
1035         /* Get the non-void item number of pattern */
1036         while ((pattern + i)->type != RTE_FLOW_ITEM_TYPE_END) {
1037                 if ((pattern + i)->type != RTE_FLOW_ITEM_TYPE_VOID)
1038                         item_num++;
1039                 i++;
1040         }
1041         item_num++;
1042
1043         items = rte_zmalloc("iavf_pattern",
1044                             item_num * sizeof(struct rte_flow_item), 0);
1045         if (!items) {
1046                 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1047                                    NULL, "No memory for PMD internal items.");
1048                 return NULL;
1049         }
1050         pattern_match_item = rte_zmalloc("iavf_pattern_match_item",
1051                                 sizeof(struct iavf_pattern_match_item), 0);
1052         if (!pattern_match_item) {
1053                 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
1054                                    NULL, "Failed to allocate memory.");
1055                 return NULL;
1056         }
1057
1058         iavf_pattern_skip_void_item(items, pattern);
1059
1060         for (i = 0; i < array_len; i++)
1061                 if (iavf_match_pattern(array[i].pattern_list,
1062                                        items)) {
1063                         pattern_match_item->input_set_mask =
1064                                 array[i].input_set_mask;
1065                         pattern_match_item->pattern_list =
1066                                 array[i].pattern_list;
1067                         pattern_match_item->meta = array[i].meta;
1068                         rte_free(items);
1069                         return pattern_match_item;
1070                 }
1071         rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
1072                            pattern, "Unsupported pattern");
1073
1074         rte_free(items);
1075         rte_free(pattern_match_item);
1076         return NULL;
1077 }
1078
1079 static struct iavf_flow_engine *
1080 iavf_parse_engine_create(struct iavf_adapter *ad,
1081                 struct rte_flow *flow,
1082                 struct iavf_parser_list *parser_list,
1083                 const struct rte_flow_item pattern[],
1084                 const struct rte_flow_action actions[],
1085                 struct rte_flow_error *error)
1086 {
1087         struct iavf_flow_engine *engine = NULL;
1088         struct iavf_flow_parser_node *parser_node;
1089         void *temp;
1090         void *meta = NULL;
1091
1092         TAILQ_FOREACH_SAFE(parser_node, parser_list, node, temp) {
1093                 if (parser_node->parser->parse_pattern_action(ad,
1094                                 parser_node->parser->array,
1095                                 parser_node->parser->array_len,
1096                                 pattern, actions, &meta, error) < 0)
1097                         continue;
1098
1099                 engine = parser_node->parser->engine;
1100
1101                 RTE_ASSERT(engine->create != NULL);
1102                 if (!(engine->create(ad, flow, meta, error)))
1103                         return engine;
1104         }
1105         return NULL;
1106 }
1107
1108 static struct iavf_flow_engine *
1109 iavf_parse_engine_validate(struct iavf_adapter *ad,
1110                 struct rte_flow *flow,
1111                 struct iavf_parser_list *parser_list,
1112                 const struct rte_flow_item pattern[],
1113                 const struct rte_flow_action actions[],
1114                 struct rte_flow_error *error)
1115 {
1116         struct iavf_flow_engine *engine = NULL;
1117         struct iavf_flow_parser_node *parser_node;
1118         void *temp;
1119         void *meta = NULL;
1120
1121         TAILQ_FOREACH_SAFE(parser_node, parser_list, node, temp) {
1122                 if (parser_node->parser->parse_pattern_action(ad,
1123                                 parser_node->parser->array,
1124                                 parser_node->parser->array_len,
1125                                 pattern, actions, &meta,  error) < 0)
1126                         continue;
1127
1128                 engine = parser_node->parser->engine;
1129                 if (engine->validation == NULL) {
1130                         rte_flow_error_set(error, EINVAL,
1131                                 RTE_FLOW_ERROR_TYPE_HANDLE,
1132                                 NULL, "Validation not support");
1133                         continue;
1134                 }
1135
1136                 if (engine->validation(ad, flow, meta, error)) {
1137                         rte_flow_error_set(error, EINVAL,
1138                                 RTE_FLOW_ERROR_TYPE_HANDLE,
1139                                 NULL, "Validation failed");
1140                         break;
1141                 }
1142         }
1143         return engine;
1144 }
1145
1146
1147 static int
1148 iavf_flow_process_filter(struct rte_eth_dev *dev,
1149                 struct rte_flow *flow,
1150                 const struct rte_flow_attr *attr,
1151                 const struct rte_flow_item pattern[],
1152                 const struct rte_flow_action actions[],
1153                 struct iavf_flow_engine **engine,
1154                 parse_engine_t iavf_parse_engine,
1155                 struct rte_flow_error *error)
1156 {
1157         int ret = IAVF_ERR_CONFIG;
1158         struct iavf_adapter *ad =
1159                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1160         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1161
1162         if (!pattern) {
1163                 rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1164                                    NULL, "NULL pattern.");
1165                 return -rte_errno;
1166         }
1167
1168         if (!actions) {
1169                 rte_flow_error_set(error, EINVAL,
1170                                    RTE_FLOW_ERROR_TYPE_ACTION_NUM,
1171                                    NULL, "NULL action.");
1172                 return -rte_errno;
1173         }
1174
1175         if (!attr) {
1176                 rte_flow_error_set(error, EINVAL,
1177                                    RTE_FLOW_ERROR_TYPE_ATTR,
1178                                    NULL, "NULL attribute.");
1179                 return -rte_errno;
1180         }
1181
1182         ret = iavf_flow_valid_attr(attr, error);
1183         if (ret)
1184                 return ret;
1185
1186         *engine = iavf_parse_engine(ad, flow, &vf->rss_parser_list, pattern,
1187                                     actions, error);
1188         if (*engine)
1189                 return 0;
1190
1191         *engine = iavf_parse_engine(ad, flow, &vf->dist_parser_list, pattern,
1192                                     actions, error);
1193
1194         if (!*engine) {
1195                 rte_flow_error_set(error, EINVAL,
1196                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1197                                    "Failed to create parser engine.");
1198                 return -rte_errno;
1199         }
1200
1201         return 0;
1202 }
1203
1204 static int
1205 iavf_flow_validate(struct rte_eth_dev *dev,
1206                 const struct rte_flow_attr *attr,
1207                 const struct rte_flow_item pattern[],
1208                 const struct rte_flow_action actions[],
1209                 struct rte_flow_error *error)
1210 {
1211         struct iavf_flow_engine *engine;
1212
1213         return iavf_flow_process_filter(dev, NULL, attr, pattern, actions,
1214                         &engine, iavf_parse_engine_validate, error);
1215 }
1216
1217 static struct rte_flow *
1218 iavf_flow_create(struct rte_eth_dev *dev,
1219                  const struct rte_flow_attr *attr,
1220                  const struct rte_flow_item pattern[],
1221                  const struct rte_flow_action actions[],
1222                  struct rte_flow_error *error)
1223 {
1224         struct iavf_adapter *ad =
1225                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1226         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1227         struct iavf_flow_engine *engine = NULL;
1228         struct rte_flow *flow = NULL;
1229         int ret;
1230
1231         flow = rte_zmalloc("iavf_flow", sizeof(struct rte_flow), 0);
1232         if (!flow) {
1233                 rte_flow_error_set(error, ENOMEM,
1234                                    RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1235                                    "Failed to allocate memory");
1236                 return flow;
1237         }
1238
1239         ret = iavf_flow_process_filter(dev, flow, attr, pattern, actions,
1240                         &engine, iavf_parse_engine_create, error);
1241         if (ret < 0) {
1242                 PMD_DRV_LOG(ERR, "Failed to create flow");
1243                 rte_free(flow);
1244                 flow = NULL;
1245                 goto free_flow;
1246         }
1247
1248         flow->engine = engine;
1249         TAILQ_INSERT_TAIL(&vf->flow_list, flow, node);
1250         PMD_DRV_LOG(INFO, "Succeeded to create (%d) flow", engine->type);
1251
1252 free_flow:
1253         rte_spinlock_unlock(&vf->flow_ops_lock);
1254         return flow;
1255 }
1256
1257 static bool
1258 iavf_flow_is_valid(struct rte_flow *flow)
1259 {
1260         struct iavf_flow_engine *engine;
1261         void *temp;
1262
1263         if (flow && flow->engine) {
1264                 TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
1265                         if (engine == flow->engine)
1266                                 return true;
1267                 }
1268         }
1269
1270         return false;
1271 }
1272
1273 static int
1274 iavf_flow_destroy(struct rte_eth_dev *dev,
1275                   struct rte_flow *flow,
1276                   struct rte_flow_error *error)
1277 {
1278         struct iavf_adapter *ad =
1279                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1280         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1281         int ret = 0;
1282
1283         if (!iavf_flow_is_valid(flow) || !flow->engine->destroy) {
1284                 rte_flow_error_set(error, EINVAL,
1285                                    RTE_FLOW_ERROR_TYPE_HANDLE,
1286                                    NULL, "Invalid flow destroy");
1287                 return -rte_errno;
1288         }
1289
1290         rte_spinlock_lock(&vf->flow_ops_lock);
1291
1292         ret = flow->engine->destroy(ad, flow, error);
1293
1294         if (!ret) {
1295                 TAILQ_REMOVE(&vf->flow_list, flow, node);
1296                 rte_free(flow);
1297         } else {
1298                 PMD_DRV_LOG(ERR, "Failed to destroy flow");
1299         }
1300
1301         rte_spinlock_unlock(&vf->flow_ops_lock);
1302
1303         return ret;
1304 }
1305
1306 int
1307 iavf_flow_flush(struct rte_eth_dev *dev,
1308                 struct rte_flow_error *error)
1309 {
1310         struct iavf_adapter *ad =
1311                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1312         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
1313         struct rte_flow *p_flow;
1314         void *temp;
1315         int ret = 0;
1316
1317         TAILQ_FOREACH_SAFE(p_flow, &vf->flow_list, node, temp) {
1318                 ret = iavf_flow_destroy(dev, p_flow, error);
1319                 if (ret) {
1320                         PMD_DRV_LOG(ERR, "Failed to flush flows");
1321                         return -EINVAL;
1322                 }
1323         }
1324
1325         return ret;
1326 }
1327
1328 static int
1329 iavf_flow_query(struct rte_eth_dev *dev,
1330                 struct rte_flow *flow,
1331                 const struct rte_flow_action *actions,
1332                 void *data,
1333                 struct rte_flow_error *error)
1334 {
1335         int ret = -EINVAL;
1336         struct iavf_adapter *ad =
1337                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1338         struct rte_flow_query_count *count = data;
1339
1340         if (!iavf_flow_is_valid(flow) || !flow->engine->query_count) {
1341                 rte_flow_error_set(error, EINVAL,
1342                                    RTE_FLOW_ERROR_TYPE_HANDLE,
1343                                    NULL, "Invalid flow query");
1344                 return -rte_errno;
1345         }
1346
1347         for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1348                 switch (actions->type) {
1349                 case RTE_FLOW_ACTION_TYPE_VOID:
1350                         break;
1351                 case RTE_FLOW_ACTION_TYPE_COUNT:
1352                         ret = flow->engine->query_count(ad, flow, count, error);
1353                         break;
1354                 default:
1355                         return rte_flow_error_set(error, ENOTSUP,
1356                                         RTE_FLOW_ERROR_TYPE_ACTION,
1357                                         actions,
1358                                         "action not supported");
1359                 }
1360         }
1361         return ret;
1362 }
1363