drivers/net/mlx5/mlx5_glue.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2018 6WIND S.A.
   3  * Copyright 2018 Mellanox Technologies, Ltd
   4  */
   5
   6 #include <errno.h>
   7 #include <stdalign.h>
   8 #include <stddef.h>
   9 #include <stdint.h>
  10 #include <stdlib.h>
  11
  12 /*
  13  * Not needed by this file; included to work around the lack of off_t
  14  * definition for mlx5dv.h with unpatched rdma-core versions.
  15  */
  16 #include <sys/types.h>
  17
  18 /* Verbs headers do not support -pedantic. */
  19 #ifdef PEDANTIC
  20 #pragma GCC diagnostic ignored "-Wpedantic"
  21 #endif
  22 #include <infiniband/mlx5dv.h>
  23 #include <infiniband/verbs.h>
  24 #ifdef PEDANTIC
  25 #pragma GCC diagnostic error "-Wpedantic"
  26 #endif
  27
  28 #include <rte_config.h>
  29
  30 #include "mlx5_autoconf.h"
  31 #include "mlx5_glue.h"
  32
  33 static int
  34 mlx5_glue_fork_init(void)
  35 {
  36         return ibv_fork_init();
  37 }
  38
  39 static struct ibv_pd *
  40 mlx5_glue_alloc_pd(struct ibv_context *context)
  41 {
  42         return ibv_alloc_pd(context);
  43 }
  44
  45 static int
  46 mlx5_glue_dealloc_pd(struct ibv_pd *pd)
  47 {
  48         return ibv_dealloc_pd(pd);
  49 }
  50
  51 static struct ibv_device **
  52 mlx5_glue_get_device_list(int *num_devices)
  53 {
  54         return ibv_get_device_list(num_devices);
  55 }
  56
  57 static void
  58 mlx5_glue_free_device_list(struct ibv_device **list)
  59 {
  60         ibv_free_device_list(list);
  61 }
  62
  63 static struct ibv_context *
  64 mlx5_glue_open_device(struct ibv_device *device)
  65 {
  66         return ibv_open_device(device);
  67 }
  68
  69 static int
  70 mlx5_glue_close_device(struct ibv_context *context)
  71 {
  72         return ibv_close_device(context);
  73 }
  74
  75 static int
  76 mlx5_glue_query_device(struct ibv_context *context,
  77                        struct ibv_device_attr *device_attr)
  78 {
  79         return ibv_query_device(context, device_attr);
  80 }
  81
  82 static int
  83 mlx5_glue_query_device_ex(struct ibv_context *context,
  84                           const struct ibv_query_device_ex_input *input,
  85                           struct ibv_device_attr_ex *attr)
  86 {
  87         return ibv_query_device_ex(context, input, attr);
  88 }
  89
  90 static int
  91 mlx5_glue_query_rt_values_ex(struct ibv_context *context,
  92                           struct ibv_values_ex *values)
  93 {
  94         return ibv_query_rt_values_ex(context, values);
  95 }
  96
  97 static int
  98 mlx5_glue_query_port(struct ibv_context *context, uint8_t port_num,
  99                      struct ibv_port_attr *port_attr)
 100 {
 101         return ibv_query_port(context, port_num, port_attr);
 102 }
 103
 104 static struct ibv_comp_channel *
 105 mlx5_glue_create_comp_channel(struct ibv_context *context)
 106 {
 107         return ibv_create_comp_channel(context);
 108 }
 109
 110 static int
 111 mlx5_glue_destroy_comp_channel(struct ibv_comp_channel *channel)
 112 {
 113         return ibv_destroy_comp_channel(channel);
 114 }
 115
 116 static struct ibv_cq *
 117 mlx5_glue_create_cq(struct ibv_context *context, int cqe, void *cq_context,
 118                     struct ibv_comp_channel *channel, int comp_vector)
 119 {
 120         return ibv_create_cq(context, cqe, cq_context, channel, comp_vector);
 121 }
 122
 123 static int
 124 mlx5_glue_destroy_cq(struct ibv_cq *cq)
 125 {
 126         return ibv_destroy_cq(cq);
 127 }
 128
 129 static int
 130 mlx5_glue_get_cq_event(struct ibv_comp_channel *channel, struct ibv_cq **cq,
 131                        void **cq_context)
 132 {
 133         return ibv_get_cq_event(channel, cq, cq_context);
 134 }
 135
 136 static void
 137 mlx5_glue_ack_cq_events(struct ibv_cq *cq, unsigned int nevents)
 138 {
 139         ibv_ack_cq_events(cq, nevents);
 140 }
 141
 142 static struct ibv_rwq_ind_table *
 143 mlx5_glue_create_rwq_ind_table(struct ibv_context *context,
 144                                struct ibv_rwq_ind_table_init_attr *init_attr)
 145 {
 146         return ibv_create_rwq_ind_table(context, init_attr);
 147 }
 148
 149 static int
 150 mlx5_glue_destroy_rwq_ind_table(struct ibv_rwq_ind_table *rwq_ind_table)
 151 {
 152         return ibv_destroy_rwq_ind_table(rwq_ind_table);
 153 }
 154
 155 static struct ibv_wq *
 156 mlx5_glue_create_wq(struct ibv_context *context,
 157                     struct ibv_wq_init_attr *wq_init_attr)
 158 {
 159         return ibv_create_wq(context, wq_init_attr);
 160 }
 161
 162 static int
 163 mlx5_glue_destroy_wq(struct ibv_wq *wq)
 164 {
 165         return ibv_destroy_wq(wq);
 166 }
 167 static int
 168 mlx5_glue_modify_wq(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr)
 169 {
 170         return ibv_modify_wq(wq, wq_attr);
 171 }
 172
 173 static struct ibv_flow *
 174 mlx5_glue_create_flow(struct ibv_qp *qp, struct ibv_flow_attr *flow)
 175 {
 176         return ibv_create_flow(qp, flow);
 177 }
 178
 179 static int
 180 mlx5_glue_destroy_flow(struct ibv_flow *flow_id)
 181 {
 182         return ibv_destroy_flow(flow_id);
 183 }
 184
 185 static int
 186 mlx5_glue_destroy_flow_action(void *action)
 187 {
 188 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 189 #ifdef HAVE_MLX5DV_DR
 190         return mlx5dv_dr_action_destroy(action);
 191 #else
 192         struct mlx5dv_flow_action_attr *attr = action;
 193         int res = 0;
 194         switch (attr->type) {
 195         case MLX5DV_FLOW_ACTION_TAG:
 196                 break;
 197         default:
 198                 res = ibv_destroy_flow_action(attr->action);
 199                 break;
 200         }
 201         free(action);
 202         return res;
 203 #endif
 204 #else
 205         (void)action;
 206         return ENOTSUP;
 207 #endif
 208 }
 209
 210 static struct ibv_qp *
 211 mlx5_glue_create_qp(struct ibv_pd *pd, struct ibv_qp_init_attr *qp_init_attr)
 212 {
 213         return ibv_create_qp(pd, qp_init_attr);
 214 }
 215
 216 static struct ibv_qp *
 217 mlx5_glue_create_qp_ex(struct ibv_context *context,
 218                        struct ibv_qp_init_attr_ex *qp_init_attr_ex)
 219 {
 220         return ibv_create_qp_ex(context, qp_init_attr_ex);
 221 }
 222
 223 static int
 224 mlx5_glue_destroy_qp(struct ibv_qp *qp)
 225 {
 226         return ibv_destroy_qp(qp);
 227 }
 228
 229 static int
 230 mlx5_glue_modify_qp(struct ibv_qp *qp, struct ibv_qp_attr *attr, int attr_mask)
 231 {
 232         return ibv_modify_qp(qp, attr, attr_mask);
 233 }
 234
 235 static struct ibv_mr *
 236 mlx5_glue_reg_mr(struct ibv_pd *pd, void *addr, size_t length, int access)
 237 {
 238         return ibv_reg_mr(pd, addr, length, access);
 239 }
 240
 241 static int
 242 mlx5_glue_dereg_mr(struct ibv_mr *mr)
 243 {
 244         return ibv_dereg_mr(mr);
 245 }
 246
 247 static struct ibv_counter_set *
 248 mlx5_glue_create_counter_set(struct ibv_context *context,
 249                              struct ibv_counter_set_init_attr *init_attr)
 250 {
 251 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V42
 252         (void)context;
 253         (void)init_attr;
 254         return NULL;
 255 #else
 256         return ibv_create_counter_set(context, init_attr);
 257 #endif
 258 }
 259
 260 static int
 261 mlx5_glue_destroy_counter_set(struct ibv_counter_set *cs)
 262 {
 263 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V42
 264         (void)cs;
 265         return ENOTSUP;
 266 #else
 267         return ibv_destroy_counter_set(cs);
 268 #endif
 269 }
 270
 271 static int
 272 mlx5_glue_describe_counter_set(struct ibv_context *context,
 273                                uint16_t counter_set_id,
 274                                struct ibv_counter_set_description *cs_desc)
 275 {
 276 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V42
 277         (void)context;
 278         (void)counter_set_id;
 279         (void)cs_desc;
 280         return ENOTSUP;
 281 #else
 282         return ibv_describe_counter_set(context, counter_set_id, cs_desc);
 283 #endif
 284 }
 285
 286 static int
 287 mlx5_glue_query_counter_set(struct ibv_query_counter_set_attr *query_attr,
 288                             struct ibv_counter_set_data *cs_data)
 289 {
 290 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V42
 291         (void)query_attr;
 292         (void)cs_data;
 293         return ENOTSUP;
 294 #else
 295         return ibv_query_counter_set(query_attr, cs_data);
 296 #endif
 297 }
 298
 299 static struct ibv_counters *
 300 mlx5_glue_create_counters(struct ibv_context *context,
 301                           struct ibv_counters_init_attr *init_attr)
 302 {
 303 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V45
 304         (void)context;
 305         (void)init_attr;
 306         errno = ENOTSUP;
 307         return NULL;
 308 #else
 309         return ibv_create_counters(context, init_attr);
 310 #endif
 311 }
 312
 313 static int
 314 mlx5_glue_destroy_counters(struct ibv_counters *counters)
 315 {
 316 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V45
 317         (void)counters;
 318         return ENOTSUP;
 319 #else
 320         return ibv_destroy_counters(counters);
 321 #endif
 322 }
 323
 324 static int
 325 mlx5_glue_attach_counters(struct ibv_counters *counters,
 326                           struct ibv_counter_attach_attr *attr,
 327                           struct ibv_flow *flow)
 328 {
 329 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V45
 330         (void)counters;
 331         (void)attr;
 332         (void)flow;
 333         return ENOTSUP;
 334 #else
 335         return ibv_attach_counters_point_flow(counters, attr, flow);
 336 #endif
 337 }
 338
 339 static int
 340 mlx5_glue_query_counters(struct ibv_counters *counters,
 341                          uint64_t *counters_value,
 342                          uint32_t ncounters,
 343                          uint32_t flags)
 344 {
 345 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V45
 346         (void)counters;
 347         (void)counters_value;
 348         (void)ncounters;
 349         (void)flags;
 350         return ENOTSUP;
 351 #else
 352         return ibv_read_counters(counters, counters_value, ncounters, flags);
 353 #endif
 354 }
 355
 356 static void
 357 mlx5_glue_ack_async_event(struct ibv_async_event *event)
 358 {
 359         ibv_ack_async_event(event);
 360 }
 361
 362 static int
 363 mlx5_glue_get_async_event(struct ibv_context *context,
 364                           struct ibv_async_event *event)
 365 {
 366         return ibv_get_async_event(context, event);
 367 }
 368
 369 static const char *
 370 mlx5_glue_port_state_str(enum ibv_port_state port_state)
 371 {
 372         return ibv_port_state_str(port_state);
 373 }
 374
 375 static struct ibv_cq *
 376 mlx5_glue_cq_ex_to_cq(struct ibv_cq_ex *cq)
 377 {
 378         return ibv_cq_ex_to_cq(cq);
 379 }
 380
 381 static void *
 382 mlx5_glue_dr_create_flow_action_dest_flow_tbl(void *tbl)
 383 {
 384 #ifdef HAVE_MLX5DV_DR
 385         return mlx5dv_dr_action_create_dest_table(tbl);
 386 #else
 387         (void)tbl;
 388         errno = ENOTSUP;
 389         return NULL;
 390 #endif
 391 }
 392
 393 static void *
 394 mlx5_glue_dr_create_flow_action_dest_vport(void *domain, uint32_t vport)
 395 {
 396 #ifdef HAVE_MLX5DV_DR_ESWITCH
 397         return mlx5dv_dr_action_create_dest_vport(domain, vport);
 398 #else
 399         (void)domain;
 400         (void)vport;
 401         errno = ENOTSUP;
 402         return NULL;
 403 #endif
 404 }
 405
 406 static void *
 407 mlx5_glue_dr_create_flow_action_drop(void)
 408 {
 409 #ifdef HAVE_MLX5DV_DR_ESWITCH
 410         return mlx5dv_dr_action_create_drop();
 411 #else
 412         errno = ENOTSUP;
 413         return NULL;
 414 #endif
 415 }
 416
 417 static void *
 418 mlx5_glue_dr_create_flow_tbl(void *domain, uint32_t level)
 419 {
 420 #ifdef HAVE_MLX5DV_DR
 421         return mlx5dv_dr_table_create(domain, level);
 422 #else
 423         (void)domain;
 424         (void)level;
 425         errno = ENOTSUP;
 426         return NULL;
 427 #endif
 428 }
 429
 430 static int
 431 mlx5_glue_dr_destroy_flow_tbl(void *tbl)
 432 {
 433 #ifdef HAVE_MLX5DV_DR
 434         return mlx5dv_dr_table_destroy(tbl);
 435 #else
 436         (void)tbl;
 437         errno = ENOTSUP;
 438         return errno;
 439 #endif
 440 }
 441
 442 static void *
 443 mlx5_glue_dr_create_domain(struct ibv_context *ctx,
 444                            enum  mlx5dv_dr_domain_type domain)
 445 {
 446 #ifdef HAVE_MLX5DV_DR
 447         return mlx5dv_dr_domain_create(ctx, domain);
 448 #else
 449         (void)ctx;
 450         (void)domain;
 451         errno = ENOTSUP;
 452         return NULL;
 453 #endif
 454 }
 455
 456 static int
 457 mlx5_glue_dr_destroy_domain(void *domain)
 458 {
 459 #ifdef HAVE_MLX5DV_DR
 460         return mlx5dv_dr_domain_destroy(domain);
 461 #else
 462         (void)domain;
 463         errno = ENOTSUP;
 464         return errno;
 465 #endif
 466 }
 467
 468 static struct ibv_cq_ex *
 469 mlx5_glue_dv_create_cq(struct ibv_context *context,
 470                        struct ibv_cq_init_attr_ex *cq_attr,
 471                        struct mlx5dv_cq_init_attr *mlx5_cq_attr)
 472 {
 473         return mlx5dv_create_cq(context, cq_attr, mlx5_cq_attr);
 474 }
 475
 476 static struct ibv_wq *
 477 mlx5_glue_dv_create_wq(struct ibv_context *context,
 478                        struct ibv_wq_init_attr *wq_attr,
 479                        struct mlx5dv_wq_init_attr *mlx5_wq_attr)
 480 {
 481 #ifndef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
 482         (void)context;
 483         (void)wq_attr;
 484         (void)mlx5_wq_attr;
 485         errno = ENOTSUP;
 486         return NULL;
 487 #else
 488         return mlx5dv_create_wq(context, wq_attr, mlx5_wq_attr);
 489 #endif
 490 }
 491
 492 static int
 493 mlx5_glue_dv_query_device(struct ibv_context *ctx,
 494                           struct mlx5dv_context *attrs_out)
 495 {
 496         return mlx5dv_query_device(ctx, attrs_out);
 497 }
 498
 499 static int
 500 mlx5_glue_dv_set_context_attr(struct ibv_context *ibv_ctx,
 501                               enum mlx5dv_set_ctx_attr_type type, void *attr)
 502 {
 503         return mlx5dv_set_context_attr(ibv_ctx, type, attr);
 504 }
 505
 506 static int
 507 mlx5_glue_dv_init_obj(struct mlx5dv_obj *obj, uint64_t obj_type)
 508 {
 509         return mlx5dv_init_obj(obj, obj_type);
 510 }
 511
 512 static struct ibv_qp *
 513 mlx5_glue_dv_create_qp(struct ibv_context *context,
 514                        struct ibv_qp_init_attr_ex *qp_init_attr_ex,
 515                        struct mlx5dv_qp_init_attr *dv_qp_init_attr)
 516 {
 517 #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
 518         return mlx5dv_create_qp(context, qp_init_attr_ex, dv_qp_init_attr);
 519 #else
 520         (void)context;
 521         (void)qp_init_attr_ex;
 522         (void)dv_qp_init_attr;
 523         errno = ENOTSUP;
 524         return NULL;
 525 #endif
 526 }
 527
 528 static void *
 529 mlx5_glue_dv_create_flow_matcher(struct ibv_context *context,
 530                                  struct mlx5dv_flow_matcher_attr *matcher_attr,
 531                                  void *tbl)
 532 {
 533 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 534 #ifdef HAVE_MLX5DV_DR
 535         (void)context;
 536         return mlx5dv_dr_matcher_create(tbl, matcher_attr->priority,
 537                                         matcher_attr->match_criteria_enable,
 538                                         matcher_attr->match_mask);
 539 #else
 540         (void)tbl;
 541         return mlx5dv_create_flow_matcher(context, matcher_attr);
 542 #endif
 543 #else
 544         (void)context;
 545         (void)matcher_attr;
 546         (void)tbl;
 547         errno = ENOTSUP;
 548         return NULL;
 549 #endif
 550 }
 551
 552 static void *
 553 mlx5_glue_dv_create_flow(void *matcher,
 554                          void *match_value,
 555                          size_t num_actions,
 556                          void *actions[])
 557 {
 558 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 559 #ifdef HAVE_MLX5DV_DR
 560         return mlx5dv_dr_rule_create(matcher, match_value, num_actions,
 561                                      (struct mlx5dv_dr_action **)actions);
 562 #else
 563         struct mlx5dv_flow_action_attr actions_attr[8];
 564
 565         if (num_actions > 8)
 566                 return NULL;
 567         for (size_t i = 0; i < num_actions; i++)
 568                 actions_attr[i] =
 569                         *((struct mlx5dv_flow_action_attr *)(actions[i]));
 570         return mlx5dv_create_flow(matcher, match_value,
 571                                   num_actions, actions_attr);
 572 #endif
 573 #else
 574         (void)matcher;
 575         (void)match_value;
 576         (void)num_actions;
 577         (void)actions;
 578         return NULL;
 579 #endif
 580 }
 581
 582 static void *
 583 mlx5_glue_dv_create_flow_action_counter(void *counter_obj, uint32_t offset)
 584 {
 585 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 586 #ifdef HAVE_MLX5DV_DR
 587         return mlx5dv_dr_action_create_flow_counter(counter_obj, offset);
 588 #else
 589         struct mlx5dv_flow_action_attr *action;
 590
 591         (void)offset;
 592         action = malloc(sizeof(*action));
 593         if (!action)
 594                 return NULL;
 595         action->type = MLX5DV_FLOW_ACTION_COUNTERS_DEVX;
 596         action->obj = counter_obj;
 597         return action;
 598 #endif
 599 #else
 600         (void)counter_obj;
 601         (void)offset;
 602         errno = ENOTSUP;
 603         return NULL;
 604 #endif
 605 }
 606
 607 static void *
 608 mlx5_glue_dv_create_flow_action_dest_ibv_qp(void *qp)
 609 {
 610 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 611 #ifdef HAVE_MLX5DV_DR
 612         return mlx5dv_dr_action_create_dest_ibv_qp(qp);
 613 #else
 614         struct mlx5dv_flow_action_attr *action;
 615
 616         action = malloc(sizeof(*action));
 617         if (!action)
 618                 return NULL;
 619         action->type = MLX5DV_FLOW_ACTION_DEST_IBV_QP;
 620         action->obj = qp;
 621         return action;
 622 #endif
 623 #else
 624         (void)qp;
 625         errno = ENOTSUP;
 626         return NULL;
 627 #endif
 628 }
 629
 630 static void *
 631 mlx5_glue_dv_create_flow_action_dest_devx_tir(void *tir)
 632 {
 633 #ifdef HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR
 634         return mlx5dv_dr_action_create_dest_devx_tir(tir);
 635 #else
 636         (void)tir;
 637         errno = ENOTSUP;
 638         return NULL;
 639 #endif
 640 }
 641
 642 static void *
 643 mlx5_glue_dv_create_flow_action_modify_header
 644                                         (struct ibv_context *ctx,
 645                                          enum mlx5dv_flow_table_type ft_type,
 646                                          void *domain, uint64_t flags,
 647                                          size_t actions_sz,
 648                                          uint64_t actions[])
 649 {
 650 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 651 #ifdef HAVE_MLX5DV_DR
 652         (void)ctx;
 653         (void)ft_type;
 654         return mlx5dv_dr_action_create_modify_header(domain, flags, actions_sz,
 655                                                      (__be64 *)actions);
 656 #else
 657         struct mlx5dv_flow_action_attr *action;
 658
 659         (void)domain;
 660         (void)flags;
 661         action = malloc(sizeof(*action));
 662         if (!action)
 663                 return NULL;
 664         action->type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
 665         action->action = mlx5dv_create_flow_action_modify_header
 666                 (ctx, actions_sz, actions, ft_type);
 667         return action;
 668 #endif
 669 #else
 670         (void)ctx;
 671         (void)ft_type;
 672         (void)domain;
 673         (void)flags;
 674         (void)actions_sz;
 675         (void)actions;
 676         errno = ENOTSUP;
 677         return NULL;
 678 #endif
 679 }
 680
 681 static void *
 682 mlx5_glue_dv_create_flow_action_packet_reformat
 683                 (struct ibv_context *ctx,
 684                  enum mlx5dv_flow_action_packet_reformat_type reformat_type,
 685                  enum mlx5dv_flow_table_type ft_type,
 686                  struct mlx5dv_dr_domain *domain,
 687                  uint32_t flags, size_t data_sz, void *data)
 688 {
 689 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 690 #ifdef HAVE_MLX5DV_DR
 691         (void)ctx;
 692         (void)ft_type;
 693         return mlx5dv_dr_action_create_packet_reformat(domain, flags,
 694                                                        reformat_type, data_sz,
 695                                                        data);
 696 #else
 697         (void)domain;
 698         (void)flags;
 699         struct mlx5dv_flow_action_attr *action;
 700
 701         action = malloc(sizeof(*action));
 702         if (!action)
 703                 return NULL;
 704         action->type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
 705         action->action = mlx5dv_create_flow_action_packet_reformat
 706                 (ctx, data_sz, data, reformat_type, ft_type);
 707         return action;
 708 #endif
 709 #else
 710         (void)ctx;
 711         (void)reformat_type;
 712         (void)ft_type;
 713         (void)domain;
 714         (void)flags;
 715         (void)data_sz;
 716         (void)data;
 717         errno = ENOTSUP;
 718         return NULL;
 719 #endif
 720 }
 721
 722 static void *
 723 mlx5_glue_dv_create_flow_action_tag(uint32_t tag)
 724 {
 725 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 726 #ifdef HAVE_MLX5DV_DR
 727         return mlx5dv_dr_action_create_tag(tag);
 728 #else
 729         struct mlx5dv_flow_action_attr *action;
 730         action = malloc(sizeof(*action));
 731         if (!action)
 732                 return NULL;
 733         action->type = MLX5DV_FLOW_ACTION_TAG;
 734         action->tag_value = tag;
 735         return action;
 736 #endif
 737 #endif
 738         (void)tag;
 739         errno = ENOTSUP;
 740         return NULL;
 741 }
 742
 743 static int
 744 mlx5_glue_dv_destroy_flow(void *flow_id)
 745 {
 746 #ifdef HAVE_MLX5DV_DR
 747         return mlx5dv_dr_rule_destroy(flow_id);
 748 #else
 749         return ibv_destroy_flow(flow_id);
 750 #endif
 751 }
 752
 753 static int
 754 mlx5_glue_dv_destroy_flow_matcher(void *matcher)
 755 {
 756 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 757 #ifdef HAVE_MLX5DV_DR
 758         return mlx5dv_dr_matcher_destroy(matcher);
 759 #else
 760         return mlx5dv_destroy_flow_matcher(matcher);
 761 #endif
 762 #else
 763         (void)matcher;
 764         errno = ENOTSUP;
 765         return errno;
 766 #endif
 767 }
 768
 769 static struct ibv_context *
 770 mlx5_glue_dv_open_device(struct ibv_device *device)
 771 {
 772 #ifdef HAVE_IBV_DEVX_OBJ
 773         return mlx5dv_open_device(device,
 774                                   &(struct mlx5dv_context_attr){
 775                                         .flags = MLX5DV_CONTEXT_FLAGS_DEVX,
 776                                   });
 777 #else
 778         (void)device;
 779         errno = ENOTSUP;
 780         return NULL;
 781 #endif
 782 }
 783
 784 static struct mlx5dv_devx_obj *
 785 mlx5_glue_devx_obj_create(struct ibv_context *ctx,
 786                           const void *in, size_t inlen,
 787                           void *out, size_t outlen)
 788 {
 789 #ifdef HAVE_IBV_DEVX_OBJ
 790         return mlx5dv_devx_obj_create(ctx, in, inlen, out, outlen);
 791 #else
 792         (void)ctx;
 793         (void)in;
 794         (void)inlen;
 795         (void)out;
 796         (void)outlen;
 797         errno = ENOTSUP;
 798         return NULL;
 799 #endif
 800 }
 801
 802 static int
 803 mlx5_glue_devx_obj_destroy(struct mlx5dv_devx_obj *obj)
 804 {
 805 #ifdef HAVE_IBV_DEVX_OBJ
 806         return mlx5dv_devx_obj_destroy(obj);
 807 #else
 808         (void)obj;
 809         return -ENOTSUP;
 810 #endif
 811 }
 812
 813 static int
 814 mlx5_glue_devx_obj_query(struct mlx5dv_devx_obj *obj,
 815                          const void *in, size_t inlen,
 816                          void *out, size_t outlen)
 817 {
 818 #ifdef HAVE_IBV_DEVX_OBJ
 819         return mlx5dv_devx_obj_query(obj, in, inlen, out, outlen);
 820 #else
 821         (void)obj;
 822         (void)in;
 823         (void)inlen;
 824         (void)out;
 825         (void)outlen;
 826         return -ENOTSUP;
 827 #endif
 828 }
 829
 830 static int
 831 mlx5_glue_devx_obj_modify(struct mlx5dv_devx_obj *obj,
 832                           const void *in, size_t inlen,
 833                           void *out, size_t outlen)
 834 {
 835 #ifdef HAVE_IBV_DEVX_OBJ
 836         return mlx5dv_devx_obj_modify(obj, in, inlen, out, outlen);
 837 #else
 838         (void)obj;
 839         (void)in;
 840         (void)inlen;
 841         (void)out;
 842         (void)outlen;
 843         return -ENOTSUP;
 844 #endif
 845 }
 846
 847 static int
 848 mlx5_glue_devx_general_cmd(struct ibv_context *ctx,
 849                            const void *in, size_t inlen,
 850                            void *out, size_t outlen)
 851 {
 852 #ifdef HAVE_IBV_DEVX_OBJ
 853         return mlx5dv_devx_general_cmd(ctx, in, inlen, out, outlen);
 854 #else
 855         (void)ctx;
 856         (void)in;
 857         (void)inlen;
 858         (void)out;
 859         (void)outlen;
 860         return -ENOTSUP;
 861 #endif
 862 }
 863
 864 static struct mlx5dv_devx_cmd_comp *
 865 mlx5_glue_devx_create_cmd_comp(struct ibv_context *ctx)
 866 {
 867 #ifdef HAVE_IBV_DEVX_ASYNC
 868         return mlx5dv_devx_create_cmd_comp(ctx);
 869 #else
 870         (void)ctx;
 871         errno = -ENOTSUP;
 872         return NULL;
 873 #endif
 874 }
 875
 876 static void
 877 mlx5_glue_devx_destroy_cmd_comp(struct mlx5dv_devx_cmd_comp *cmd_comp)
 878 {
 879 #ifdef HAVE_IBV_DEVX_ASYNC
 880         mlx5dv_devx_destroy_cmd_comp(cmd_comp);
 881 #else
 882         (void)cmd_comp;
 883         errno = -ENOTSUP;
 884 #endif
 885 }
 886
 887 static int
 888 mlx5_glue_devx_obj_query_async(struct mlx5dv_devx_obj *obj, const void *in,
 889                                size_t inlen, size_t outlen, uint64_t wr_id,
 890                                struct mlx5dv_devx_cmd_comp *cmd_comp)
 891 {
 892 #ifdef HAVE_IBV_DEVX_ASYNC
 893         return mlx5dv_devx_obj_query_async(obj, in, inlen, outlen, wr_id,
 894                                            cmd_comp);
 895 #else
 896         (void)obj;
 897         (void)in;
 898         (void)inlen;
 899         (void)outlen;
 900         (void)wr_id;
 901         (void)cmd_comp;
 902         return -ENOTSUP;
 903 #endif
 904 }
 905
 906 static int
 907 mlx5_glue_devx_get_async_cmd_comp(struct mlx5dv_devx_cmd_comp *cmd_comp,
 908                                   struct mlx5dv_devx_async_cmd_hdr *cmd_resp,
 909                                   size_t cmd_resp_len)
 910 {
 911 #ifdef HAVE_IBV_DEVX_ASYNC
 912         return mlx5dv_devx_get_async_cmd_comp(cmd_comp, cmd_resp,
 913                                               cmd_resp_len);
 914 #else
 915         (void)cmd_comp;
 916         (void)cmd_resp;
 917         (void)cmd_resp_len;
 918         return -ENOTSUP;
 919 #endif
 920 }
 921
 922 static struct mlx5dv_devx_umem *
 923 mlx5_glue_devx_umem_reg(struct ibv_context *context, void *addr, size_t size,
 924                         uint32_t access)
 925 {
 926 #ifdef HAVE_IBV_DEVX_OBJ
 927         return mlx5dv_devx_umem_reg(context, addr, size, access);
 928 #else
 929         (void)context;
 930         (void)addr;
 931         (void)size;
 932         (void)access;
 933         errno = -ENOTSUP;
 934         return NULL;
 935 #endif
 936 }
 937
 938 static int
 939 mlx5_glue_devx_umem_dereg(struct mlx5dv_devx_umem *dv_devx_umem)
 940 {
 941 #ifdef HAVE_IBV_DEVX_OBJ
 942         return mlx5dv_devx_umem_dereg(dv_devx_umem);
 943 #else
 944         (void)dv_devx_umem;
 945         return -ENOTSUP;
 946 #endif
 947 }
 948
 949 static int
 950 mlx5_glue_devx_qp_query(struct ibv_qp *qp,
 951                         const void *in, size_t inlen,
 952                         void *out, size_t outlen)
 953 {
 954 #ifdef HAVE_IBV_DEVX_ASYNC
 955         return mlx5dv_devx_qp_query(qp, in, inlen, out, outlen);
 956 #else
 957         (void)qp;
 958         (void)in;
 959         (void)inlen;
 960         (void)out;
 961         (void)outlen;
 962         errno = ENOTSUP;
 963         return errno;
 964 #endif
 965 }
 966
 967 alignas(RTE_CACHE_LINE_SIZE)
 968 const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){
 969         .version = MLX5_GLUE_VERSION,
 970         .fork_init = mlx5_glue_fork_init,
 971         .alloc_pd = mlx5_glue_alloc_pd,
 972         .dealloc_pd = mlx5_glue_dealloc_pd,
 973         .get_device_list = mlx5_glue_get_device_list,
 974         .free_device_list = mlx5_glue_free_device_list,
 975         .open_device = mlx5_glue_open_device,
 976         .close_device = mlx5_glue_close_device,
 977         .query_device = mlx5_glue_query_device,
 978         .query_device_ex = mlx5_glue_query_device_ex,
 979         .query_rt_values_ex = mlx5_glue_query_rt_values_ex,
 980         .query_port = mlx5_glue_query_port,
 981         .create_comp_channel = mlx5_glue_create_comp_channel,
 982         .destroy_comp_channel = mlx5_glue_destroy_comp_channel,
 983         .create_cq = mlx5_glue_create_cq,
 984         .destroy_cq = mlx5_glue_destroy_cq,
 985         .get_cq_event = mlx5_glue_get_cq_event,
 986         .ack_cq_events = mlx5_glue_ack_cq_events,
 987         .create_rwq_ind_table = mlx5_glue_create_rwq_ind_table,
 988         .destroy_rwq_ind_table = mlx5_glue_destroy_rwq_ind_table,
 989         .create_wq = mlx5_glue_create_wq,
 990         .destroy_wq = mlx5_glue_destroy_wq,
 991         .modify_wq = mlx5_glue_modify_wq,
 992         .create_flow = mlx5_glue_create_flow,
 993         .destroy_flow = mlx5_glue_destroy_flow,
 994         .destroy_flow_action = mlx5_glue_destroy_flow_action,
 995         .create_qp = mlx5_glue_create_qp,
 996         .create_qp_ex = mlx5_glue_create_qp_ex,
 997         .destroy_qp = mlx5_glue_destroy_qp,
 998         .modify_qp = mlx5_glue_modify_qp,
 999         .reg_mr = mlx5_glue_reg_mr,
1000         .dereg_mr = mlx5_glue_dereg_mr,
1001         .create_counter_set = mlx5_glue_create_counter_set,
1002         .destroy_counter_set = mlx5_glue_destroy_counter_set,
1003         .describe_counter_set = mlx5_glue_describe_counter_set,
1004         .query_counter_set = mlx5_glue_query_counter_set,
1005         .create_counters = mlx5_glue_create_counters,
1006         .destroy_counters = mlx5_glue_destroy_counters,
1007         .attach_counters = mlx5_glue_attach_counters,
1008         .query_counters = mlx5_glue_query_counters,
1009         .ack_async_event = mlx5_glue_ack_async_event,
1010         .get_async_event = mlx5_glue_get_async_event,
1011         .port_state_str = mlx5_glue_port_state_str,
1012         .cq_ex_to_cq = mlx5_glue_cq_ex_to_cq,
1013         .dr_create_flow_action_dest_flow_tbl =
1014                 mlx5_glue_dr_create_flow_action_dest_flow_tbl,
1015         .dr_create_flow_action_dest_vport =
1016                 mlx5_glue_dr_create_flow_action_dest_vport,
1017         .dr_create_flow_action_drop =
1018                 mlx5_glue_dr_create_flow_action_drop,
1019         .dr_create_flow_tbl = mlx5_glue_dr_create_flow_tbl,
1020         .dr_destroy_flow_tbl = mlx5_glue_dr_destroy_flow_tbl,
1021         .dr_create_domain = mlx5_glue_dr_create_domain,
1022         .dr_destroy_domain = mlx5_glue_dr_destroy_domain,
1023         .dv_create_cq = mlx5_glue_dv_create_cq,
1024         .dv_create_wq = mlx5_glue_dv_create_wq,
1025         .dv_query_device = mlx5_glue_dv_query_device,
1026         .dv_set_context_attr = mlx5_glue_dv_set_context_attr,
1027         .dv_init_obj = mlx5_glue_dv_init_obj,
1028         .dv_create_qp = mlx5_glue_dv_create_qp,
1029         .dv_create_flow_matcher = mlx5_glue_dv_create_flow_matcher,
1030         .dv_create_flow = mlx5_glue_dv_create_flow,
1031         .dv_create_flow_action_counter =
1032                 mlx5_glue_dv_create_flow_action_counter,
1033         .dv_create_flow_action_dest_ibv_qp =
1034                 mlx5_glue_dv_create_flow_action_dest_ibv_qp,
1035         .dv_create_flow_action_dest_devx_tir =
1036                 mlx5_glue_dv_create_flow_action_dest_devx_tir,
1037         .dv_create_flow_action_modify_header =
1038                 mlx5_glue_dv_create_flow_action_modify_header,
1039         .dv_create_flow_action_packet_reformat =
1040                 mlx5_glue_dv_create_flow_action_packet_reformat,
1041         .dv_create_flow_action_tag =  mlx5_glue_dv_create_flow_action_tag,
1042         .dv_destroy_flow = mlx5_glue_dv_destroy_flow,
1043         .dv_destroy_flow_matcher = mlx5_glue_dv_destroy_flow_matcher,
1044         .dv_open_device = mlx5_glue_dv_open_device,
1045         .devx_obj_create = mlx5_glue_devx_obj_create,
1046         .devx_obj_destroy = mlx5_glue_devx_obj_destroy,
1047         .devx_obj_query = mlx5_glue_devx_obj_query,
1048         .devx_obj_modify = mlx5_glue_devx_obj_modify,
1049         .devx_general_cmd = mlx5_glue_devx_general_cmd,
1050         .devx_create_cmd_comp = mlx5_glue_devx_create_cmd_comp,
1051         .devx_destroy_cmd_comp = mlx5_glue_devx_destroy_cmd_comp,
1052         .devx_obj_query_async = mlx5_glue_devx_obj_query_async,
1053         .devx_get_async_cmd_comp = mlx5_glue_devx_get_async_cmd_comp,
1054         .devx_umem_reg = mlx5_glue_devx_umem_reg,
1055         .devx_umem_dereg = mlx5_glue_devx_umem_dereg,
1056         .devx_qp_query = mlx5_glue_devx_qp_query,
1057 };