drivers/common/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  * Not needed by this file; included to work around the lack of off_t
  13  * definition for mlx5dv.h with unpatched rdma-core versions.
  14  */
  15 #include <sys/types.h>
  16
  17 #include <rte_config.h>
  18
  19 #include "mlx5_glue.h"
  20
  21 static int
  22 mlx5_glue_fork_init(void)
  23 {
  24         return ibv_fork_init();
  25 }
  26
  27 static struct ibv_pd *
  28 mlx5_glue_alloc_pd(struct ibv_context *context)
  29 {
  30         return ibv_alloc_pd(context);
  31 }
  32
  33 static int
  34 mlx5_glue_dealloc_pd(struct ibv_pd *pd)
  35 {
  36         return ibv_dealloc_pd(pd);
  37 }
  38
  39 static struct ibv_device **
  40 mlx5_glue_get_device_list(int *num_devices)
  41 {
  42         return ibv_get_device_list(num_devices);
  43 }
  44
  45 static void
  46 mlx5_glue_free_device_list(struct ibv_device **list)
  47 {
  48         ibv_free_device_list(list);
  49 }
  50
  51 static struct ibv_context *
  52 mlx5_glue_open_device(struct ibv_device *device)
  53 {
  54         return ibv_open_device(device);
  55 }
  56
  57 static int
  58 mlx5_glue_close_device(struct ibv_context *context)
  59 {
  60         return ibv_close_device(context);
  61 }
  62
  63 static int
  64 mlx5_glue_query_device(struct ibv_context *context,
  65                        struct ibv_device_attr *device_attr)
  66 {
  67         return ibv_query_device(context, device_attr);
  68 }
  69
  70 static int
  71 mlx5_glue_query_device_ex(struct ibv_context *context,
  72                           const struct ibv_query_device_ex_input *input,
  73                           struct ibv_device_attr_ex *attr)
  74 {
  75         return ibv_query_device_ex(context, input, attr);
  76 }
  77
  78 static int
  79 mlx5_glue_query_rt_values_ex(struct ibv_context *context,
  80                           struct ibv_values_ex *values)
  81 {
  82         return ibv_query_rt_values_ex(context, values);
  83 }
  84
  85 static int
  86 mlx5_glue_query_port(struct ibv_context *context, uint8_t port_num,
  87                      struct ibv_port_attr *port_attr)
  88 {
  89         return ibv_query_port(context, port_num, port_attr);
  90 }
  91
  92 static struct ibv_comp_channel *
  93 mlx5_glue_create_comp_channel(struct ibv_context *context)
  94 {
  95         return ibv_create_comp_channel(context);
  96 }
  97
  98 static int
  99 mlx5_glue_destroy_comp_channel(struct ibv_comp_channel *channel)
 100 {
 101         return ibv_destroy_comp_channel(channel);
 102 }
 103
 104 static struct ibv_cq *
 105 mlx5_glue_create_cq(struct ibv_context *context, int cqe, void *cq_context,
 106                     struct ibv_comp_channel *channel, int comp_vector)
 107 {
 108         return ibv_create_cq(context, cqe, cq_context, channel, comp_vector);
 109 }
 110
 111 static int
 112 mlx5_glue_destroy_cq(struct ibv_cq *cq)
 113 {
 114         return ibv_destroy_cq(cq);
 115 }
 116
 117 static int
 118 mlx5_glue_get_cq_event(struct ibv_comp_channel *channel, struct ibv_cq **cq,
 119                        void **cq_context)
 120 {
 121         return ibv_get_cq_event(channel, cq, cq_context);
 122 }
 123
 124 static void
 125 mlx5_glue_ack_cq_events(struct ibv_cq *cq, unsigned int nevents)
 126 {
 127         ibv_ack_cq_events(cq, nevents);
 128 }
 129
 130 static struct ibv_rwq_ind_table *
 131 mlx5_glue_create_rwq_ind_table(struct ibv_context *context,
 132                                struct ibv_rwq_ind_table_init_attr *init_attr)
 133 {
 134         return ibv_create_rwq_ind_table(context, init_attr);
 135 }
 136
 137 static int
 138 mlx5_glue_destroy_rwq_ind_table(struct ibv_rwq_ind_table *rwq_ind_table)
 139 {
 140         return ibv_destroy_rwq_ind_table(rwq_ind_table);
 141 }
 142
 143 static struct ibv_wq *
 144 mlx5_glue_create_wq(struct ibv_context *context,
 145                     struct ibv_wq_init_attr *wq_init_attr)
 146 {
 147         return ibv_create_wq(context, wq_init_attr);
 148 }
 149
 150 static int
 151 mlx5_glue_destroy_wq(struct ibv_wq *wq)
 152 {
 153         return ibv_destroy_wq(wq);
 154 }
 155 static int
 156 mlx5_glue_modify_wq(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr)
 157 {
 158         return ibv_modify_wq(wq, wq_attr);
 159 }
 160
 161 static struct ibv_flow *
 162 mlx5_glue_create_flow(struct ibv_qp *qp, struct ibv_flow_attr *flow)
 163 {
 164         return ibv_create_flow(qp, flow);
 165 }
 166
 167 static int
 168 mlx5_glue_destroy_flow(struct ibv_flow *flow_id)
 169 {
 170         return ibv_destroy_flow(flow_id);
 171 }
 172
 173 static int
 174 mlx5_glue_destroy_flow_action(void *action)
 175 {
 176 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 177 #ifdef HAVE_MLX5DV_DR
 178         return mlx5dv_dr_action_destroy(action);
 179 #else
 180         struct mlx5dv_flow_action_attr *attr = action;
 181         int res = 0;
 182         switch (attr->type) {
 183         case MLX5DV_FLOW_ACTION_TAG:
 184                 break;
 185         default:
 186                 res = ibv_destroy_flow_action(attr->action);
 187                 break;
 188         }
 189         free(action);
 190         return res;
 191 #endif
 192 #else
 193         (void)action;
 194         return ENOTSUP;
 195 #endif
 196 }
 197
 198 static struct ibv_qp *
 199 mlx5_glue_create_qp(struct ibv_pd *pd, struct ibv_qp_init_attr *qp_init_attr)
 200 {
 201         return ibv_create_qp(pd, qp_init_attr);
 202 }
 203
 204 static struct ibv_qp *
 205 mlx5_glue_create_qp_ex(struct ibv_context *context,
 206                        struct ibv_qp_init_attr_ex *qp_init_attr_ex)
 207 {
 208         return ibv_create_qp_ex(context, qp_init_attr_ex);
 209 }
 210
 211 static int
 212 mlx5_glue_destroy_qp(struct ibv_qp *qp)
 213 {
 214         return ibv_destroy_qp(qp);
 215 }
 216
 217 static int
 218 mlx5_glue_modify_qp(struct ibv_qp *qp, struct ibv_qp_attr *attr, int attr_mask)
 219 {
 220         return ibv_modify_qp(qp, attr, attr_mask);
 221 }
 222
 223 static struct ibv_mr *
 224 mlx5_glue_reg_mr(struct ibv_pd *pd, void *addr, size_t length, int access)
 225 {
 226         return ibv_reg_mr(pd, addr, length, access);
 227 }
 228
 229 static struct ibv_mr *
 230 mlx5_glue_alloc_null_mr(struct ibv_pd *pd)
 231 {
 232 #ifdef HAVE_IBV_DEVX_OBJ
 233         return ibv_alloc_null_mr(pd);
 234 #else
 235         (void)pd;
 236         errno = ENOTSUP;
 237         return NULL;
 238 #endif
 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_port(void *domain, uint32_t port)
 395 {
 396 #ifdef HAVE_MLX5DV_DR_DEVX_PORT
 397         return mlx5dv_dr_action_create_dest_ib_port(domain, port);
 398 #else
 399 #ifdef HAVE_MLX5DV_DR_ESWITCH
 400         return mlx5dv_dr_action_create_dest_vport(domain, port);
 401 #else
 402         (void)domain;
 403         (void)port;
 404         errno = ENOTSUP;
 405         return NULL;
 406 #endif
 407 #endif
 408 }
 409
 410 static void *
 411 mlx5_glue_dr_create_flow_action_drop(void)
 412 {
 413 #ifdef HAVE_MLX5DV_DR_ESWITCH
 414         return mlx5dv_dr_action_create_drop();
 415 #else
 416         errno = ENOTSUP;
 417         return NULL;
 418 #endif
 419 }
 420
 421 static void *
 422 mlx5_glue_dr_create_flow_action_push_vlan(struct mlx5dv_dr_domain *domain,
 423                                           rte_be32_t vlan_tag)
 424 {
 425 #ifdef HAVE_MLX5DV_DR_VLAN
 426         return mlx5dv_dr_action_create_push_vlan(domain, vlan_tag);
 427 #else
 428         (void)domain;
 429         (void)vlan_tag;
 430         errno = ENOTSUP;
 431         return NULL;
 432 #endif
 433 }
 434
 435 static void *
 436 mlx5_glue_dr_create_flow_action_pop_vlan(void)
 437 {
 438 #ifdef HAVE_MLX5DV_DR_VLAN
 439         return mlx5dv_dr_action_create_pop_vlan();
 440 #else
 441         errno = ENOTSUP;
 442         return NULL;
 443 #endif
 444 }
 445
 446 static void *
 447 mlx5_glue_dr_create_flow_tbl(void *domain, uint32_t level)
 448 {
 449 #ifdef HAVE_MLX5DV_DR
 450         return mlx5dv_dr_table_create(domain, level);
 451 #else
 452         (void)domain;
 453         (void)level;
 454         errno = ENOTSUP;
 455         return NULL;
 456 #endif
 457 }
 458
 459 static int
 460 mlx5_glue_dr_destroy_flow_tbl(void *tbl)
 461 {
 462 #ifdef HAVE_MLX5DV_DR
 463         return mlx5dv_dr_table_destroy(tbl);
 464 #else
 465         (void)tbl;
 466         errno = ENOTSUP;
 467         return errno;
 468 #endif
 469 }
 470
 471 static void *
 472 mlx5_glue_dr_create_domain(struct ibv_context *ctx,
 473                            enum  mlx5dv_dr_domain_type domain)
 474 {
 475 #ifdef HAVE_MLX5DV_DR
 476         return mlx5dv_dr_domain_create(ctx, domain);
 477 #else
 478         (void)ctx;
 479         (void)domain;
 480         errno = ENOTSUP;
 481         return NULL;
 482 #endif
 483 }
 484
 485 static int
 486 mlx5_glue_dr_destroy_domain(void *domain)
 487 {
 488 #ifdef HAVE_MLX5DV_DR
 489         return mlx5dv_dr_domain_destroy(domain);
 490 #else
 491         (void)domain;
 492         errno = ENOTSUP;
 493         return errno;
 494 #endif
 495 }
 496
 497 static struct ibv_cq_ex *
 498 mlx5_glue_dv_create_cq(struct ibv_context *context,
 499                        struct ibv_cq_init_attr_ex *cq_attr,
 500                        struct mlx5dv_cq_init_attr *mlx5_cq_attr)
 501 {
 502         return mlx5dv_create_cq(context, cq_attr, mlx5_cq_attr);
 503 }
 504
 505 static struct ibv_wq *
 506 mlx5_glue_dv_create_wq(struct ibv_context *context,
 507                        struct ibv_wq_init_attr *wq_attr,
 508                        struct mlx5dv_wq_init_attr *mlx5_wq_attr)
 509 {
 510 #ifndef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
 511         (void)context;
 512         (void)wq_attr;
 513         (void)mlx5_wq_attr;
 514         errno = ENOTSUP;
 515         return NULL;
 516 #else
 517         return mlx5dv_create_wq(context, wq_attr, mlx5_wq_attr);
 518 #endif
 519 }
 520
 521 static int
 522 mlx5_glue_dv_query_device(struct ibv_context *ctx,
 523                           struct mlx5dv_context *attrs_out)
 524 {
 525         return mlx5dv_query_device(ctx, attrs_out);
 526 }
 527
 528 static int
 529 mlx5_glue_dv_set_context_attr(struct ibv_context *ibv_ctx,
 530                               enum mlx5dv_set_ctx_attr_type type, void *attr)
 531 {
 532         return mlx5dv_set_context_attr(ibv_ctx, type, attr);
 533 }
 534
 535 static int
 536 mlx5_glue_dv_init_obj(struct mlx5dv_obj *obj, uint64_t obj_type)
 537 {
 538         return mlx5dv_init_obj(obj, obj_type);
 539 }
 540
 541 static struct ibv_qp *
 542 mlx5_glue_dv_create_qp(struct ibv_context *context,
 543                        struct ibv_qp_init_attr_ex *qp_init_attr_ex,
 544                        struct mlx5dv_qp_init_attr *dv_qp_init_attr)
 545 {
 546 #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
 547         return mlx5dv_create_qp(context, qp_init_attr_ex, dv_qp_init_attr);
 548 #else
 549         (void)context;
 550         (void)qp_init_attr_ex;
 551         (void)dv_qp_init_attr;
 552         errno = ENOTSUP;
 553         return NULL;
 554 #endif
 555 }
 556
 557 static void *
 558 mlx5_glue_dv_create_flow_matcher(struct ibv_context *context,
 559                                  struct mlx5dv_flow_matcher_attr *matcher_attr,
 560                                  void *tbl)
 561 {
 562 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 563 #ifdef HAVE_MLX5DV_DR
 564         (void)context;
 565         return mlx5dv_dr_matcher_create(tbl, matcher_attr->priority,
 566                                         matcher_attr->match_criteria_enable,
 567                                         matcher_attr->match_mask);
 568 #else
 569         (void)tbl;
 570         return mlx5dv_create_flow_matcher(context, matcher_attr);
 571 #endif
 572 #else
 573         (void)context;
 574         (void)matcher_attr;
 575         (void)tbl;
 576         errno = ENOTSUP;
 577         return NULL;
 578 #endif
 579 }
 580
 581 static void *
 582 mlx5_glue_dv_create_flow(void *matcher,
 583                          void *match_value,
 584                          size_t num_actions,
 585                          void *actions[])
 586 {
 587 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 588 #ifdef HAVE_MLX5DV_DR
 589         return mlx5dv_dr_rule_create(matcher, match_value, num_actions,
 590                                      (struct mlx5dv_dr_action **)actions);
 591 #else
 592         struct mlx5dv_flow_action_attr actions_attr[8];
 593
 594         if (num_actions > 8)
 595                 return NULL;
 596         for (size_t i = 0; i < num_actions; i++)
 597                 actions_attr[i] =
 598                         *((struct mlx5dv_flow_action_attr *)(actions[i]));
 599         return mlx5dv_create_flow(matcher, match_value,
 600                                   num_actions, actions_attr);
 601 #endif
 602 #else
 603         (void)matcher;
 604         (void)match_value;
 605         (void)num_actions;
 606         (void)actions;
 607         return NULL;
 608 #endif
 609 }
 610
 611 static void *
 612 mlx5_glue_dv_create_flow_action_counter(void *counter_obj, uint32_t offset)
 613 {
 614 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 615 #ifdef HAVE_MLX5DV_DR
 616         return mlx5dv_dr_action_create_flow_counter(counter_obj, offset);
 617 #else
 618         struct mlx5dv_flow_action_attr *action;
 619
 620         (void)offset;
 621         action = malloc(sizeof(*action));
 622         if (!action)
 623                 return NULL;
 624         action->type = MLX5DV_FLOW_ACTION_COUNTERS_DEVX;
 625         action->obj = counter_obj;
 626         return action;
 627 #endif
 628 #else
 629         (void)counter_obj;
 630         (void)offset;
 631         errno = ENOTSUP;
 632         return NULL;
 633 #endif
 634 }
 635
 636 static void *
 637 mlx5_glue_dv_create_flow_action_dest_ibv_qp(void *qp)
 638 {
 639 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 640 #ifdef HAVE_MLX5DV_DR
 641         return mlx5dv_dr_action_create_dest_ibv_qp(qp);
 642 #else
 643         struct mlx5dv_flow_action_attr *action;
 644
 645         action = malloc(sizeof(*action));
 646         if (!action)
 647                 return NULL;
 648         action->type = MLX5DV_FLOW_ACTION_DEST_IBV_QP;
 649         action->obj = qp;
 650         return action;
 651 #endif
 652 #else
 653         (void)qp;
 654         errno = ENOTSUP;
 655         return NULL;
 656 #endif
 657 }
 658
 659 static void *
 660 mlx5_glue_dv_create_flow_action_dest_devx_tir(void *tir)
 661 {
 662 #ifdef HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR
 663         return mlx5dv_dr_action_create_dest_devx_tir(tir);
 664 #else
 665         (void)tir;
 666         errno = ENOTSUP;
 667         return NULL;
 668 #endif
 669 }
 670
 671 static void *
 672 mlx5_glue_dv_create_flow_action_modify_header
 673                                         (struct ibv_context *ctx,
 674                                          enum mlx5dv_flow_table_type ft_type,
 675                                          void *domain, uint64_t flags,
 676                                          size_t actions_sz,
 677                                          uint64_t actions[])
 678 {
 679 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 680 #ifdef HAVE_MLX5DV_DR
 681         (void)ctx;
 682         (void)ft_type;
 683         return mlx5dv_dr_action_create_modify_header(domain, flags, actions_sz,
 684                                                      (__be64 *)actions);
 685 #else
 686         struct mlx5dv_flow_action_attr *action;
 687
 688         (void)domain;
 689         (void)flags;
 690         action = malloc(sizeof(*action));
 691         if (!action)
 692                 return NULL;
 693         action->type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
 694         action->action = mlx5dv_create_flow_action_modify_header
 695                 (ctx, actions_sz, actions, ft_type);
 696         return action;
 697 #endif
 698 #else
 699         (void)ctx;
 700         (void)ft_type;
 701         (void)domain;
 702         (void)flags;
 703         (void)actions_sz;
 704         (void)actions;
 705         errno = ENOTSUP;
 706         return NULL;
 707 #endif
 708 }
 709
 710 static void *
 711 mlx5_glue_dv_create_flow_action_packet_reformat
 712                 (struct ibv_context *ctx,
 713                  enum mlx5dv_flow_action_packet_reformat_type reformat_type,
 714                  enum mlx5dv_flow_table_type ft_type,
 715                  struct mlx5dv_dr_domain *domain,
 716                  uint32_t flags, size_t data_sz, void *data)
 717 {
 718 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 719 #ifdef HAVE_MLX5DV_DR
 720         (void)ctx;
 721         (void)ft_type;
 722         return mlx5dv_dr_action_create_packet_reformat(domain, flags,
 723                                                        reformat_type, data_sz,
 724                                                        data);
 725 #else
 726         (void)domain;
 727         (void)flags;
 728         struct mlx5dv_flow_action_attr *action;
 729
 730         action = malloc(sizeof(*action));
 731         if (!action)
 732                 return NULL;
 733         action->type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
 734         action->action = mlx5dv_create_flow_action_packet_reformat
 735                 (ctx, data_sz, data, reformat_type, ft_type);
 736         return action;
 737 #endif
 738 #else
 739         (void)ctx;
 740         (void)reformat_type;
 741         (void)ft_type;
 742         (void)domain;
 743         (void)flags;
 744         (void)data_sz;
 745         (void)data;
 746         errno = ENOTSUP;
 747         return NULL;
 748 #endif
 749 }
 750
 751 static void *
 752 mlx5_glue_dv_create_flow_action_tag(uint32_t tag)
 753 {
 754 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 755 #ifdef HAVE_MLX5DV_DR
 756         return mlx5dv_dr_action_create_tag(tag);
 757 #else
 758         struct mlx5dv_flow_action_attr *action;
 759         action = malloc(sizeof(*action));
 760         if (!action)
 761                 return NULL;
 762         action->type = MLX5DV_FLOW_ACTION_TAG;
 763         action->tag_value = tag;
 764         return action;
 765 #endif
 766 #endif
 767         (void)tag;
 768         errno = ENOTSUP;
 769         return NULL;
 770 }
 771
 772 static void *
 773 mlx5_glue_dv_create_flow_action_meter(struct mlx5dv_dr_flow_meter_attr *attr)
 774 {
 775 #if defined(HAVE_MLX5DV_DR) && defined(HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER)
 776         return mlx5dv_dr_action_create_flow_meter(attr);
 777 #else
 778         (void)attr;
 779         errno = ENOTSUP;
 780         return NULL;
 781 #endif
 782 }
 783
 784 static int
 785 mlx5_glue_dv_modify_flow_action_meter(void *action,
 786                                       struct mlx5dv_dr_flow_meter_attr *attr,
 787                                       uint64_t modify_bits)
 788 {
 789 #if defined(HAVE_MLX5DV_DR) && defined(HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER)
 790         return mlx5dv_dr_action_modify_flow_meter(action, attr, modify_bits);
 791 #else
 792         (void)action;
 793         (void)attr;
 794         (void)modify_bits;
 795         errno = ENOTSUP;
 796         return errno;
 797 #endif
 798 }
 799
 800 static int
 801 mlx5_glue_dv_destroy_flow(void *flow_id)
 802 {
 803 #ifdef HAVE_MLX5DV_DR
 804         return mlx5dv_dr_rule_destroy(flow_id);
 805 #else
 806         return ibv_destroy_flow(flow_id);
 807 #endif
 808 }
 809
 810 static int
 811 mlx5_glue_dv_destroy_flow_matcher(void *matcher)
 812 {
 813 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 814 #ifdef HAVE_MLX5DV_DR
 815         return mlx5dv_dr_matcher_destroy(matcher);
 816 #else
 817         return mlx5dv_destroy_flow_matcher(matcher);
 818 #endif
 819 #else
 820         (void)matcher;
 821         errno = ENOTSUP;
 822         return errno;
 823 #endif
 824 }
 825
 826 static struct ibv_context *
 827 mlx5_glue_dv_open_device(struct ibv_device *device)
 828 {
 829 #ifdef HAVE_IBV_DEVX_OBJ
 830         return mlx5dv_open_device(device,
 831                                   &(struct mlx5dv_context_attr){
 832                                         .flags = MLX5DV_CONTEXT_FLAGS_DEVX,
 833                                   });
 834 #else
 835         (void)device;
 836         errno = ENOTSUP;
 837         return NULL;
 838 #endif
 839 }
 840
 841 static struct mlx5dv_devx_obj *
 842 mlx5_glue_devx_obj_create(struct ibv_context *ctx,
 843                           const void *in, size_t inlen,
 844                           void *out, size_t outlen)
 845 {
 846 #ifdef HAVE_IBV_DEVX_OBJ
 847         return mlx5dv_devx_obj_create(ctx, in, inlen, out, outlen);
 848 #else
 849         (void)ctx;
 850         (void)in;
 851         (void)inlen;
 852         (void)out;
 853         (void)outlen;
 854         errno = ENOTSUP;
 855         return NULL;
 856 #endif
 857 }
 858
 859 static int
 860 mlx5_glue_devx_obj_destroy(struct mlx5dv_devx_obj *obj)
 861 {
 862 #ifdef HAVE_IBV_DEVX_OBJ
 863         return mlx5dv_devx_obj_destroy(obj);
 864 #else
 865         (void)obj;
 866         return -ENOTSUP;
 867 #endif
 868 }
 869
 870 static int
 871 mlx5_glue_devx_obj_query(struct mlx5dv_devx_obj *obj,
 872                          const void *in, size_t inlen,
 873                          void *out, size_t outlen)
 874 {
 875 #ifdef HAVE_IBV_DEVX_OBJ
 876         return mlx5dv_devx_obj_query(obj, in, inlen, out, outlen);
 877 #else
 878         (void)obj;
 879         (void)in;
 880         (void)inlen;
 881         (void)out;
 882         (void)outlen;
 883         return -ENOTSUP;
 884 #endif
 885 }
 886
 887 static int
 888 mlx5_glue_devx_obj_modify(struct mlx5dv_devx_obj *obj,
 889                           const void *in, size_t inlen,
 890                           void *out, size_t outlen)
 891 {
 892 #ifdef HAVE_IBV_DEVX_OBJ
 893         return mlx5dv_devx_obj_modify(obj, in, inlen, out, outlen);
 894 #else
 895         (void)obj;
 896         (void)in;
 897         (void)inlen;
 898         (void)out;
 899         (void)outlen;
 900         return -ENOTSUP;
 901 #endif
 902 }
 903
 904 static int
 905 mlx5_glue_devx_general_cmd(struct ibv_context *ctx,
 906                            const void *in, size_t inlen,
 907                            void *out, size_t outlen)
 908 {
 909 #ifdef HAVE_IBV_DEVX_OBJ
 910         return mlx5dv_devx_general_cmd(ctx, in, inlen, out, outlen);
 911 #else
 912         (void)ctx;
 913         (void)in;
 914         (void)inlen;
 915         (void)out;
 916         (void)outlen;
 917         return -ENOTSUP;
 918 #endif
 919 }
 920
 921 static struct mlx5dv_devx_cmd_comp *
 922 mlx5_glue_devx_create_cmd_comp(struct ibv_context *ctx)
 923 {
 924 #ifdef HAVE_IBV_DEVX_ASYNC
 925         return mlx5dv_devx_create_cmd_comp(ctx);
 926 #else
 927         (void)ctx;
 928         errno = -ENOTSUP;
 929         return NULL;
 930 #endif
 931 }
 932
 933 static void
 934 mlx5_glue_devx_destroy_cmd_comp(struct mlx5dv_devx_cmd_comp *cmd_comp)
 935 {
 936 #ifdef HAVE_IBV_DEVX_ASYNC
 937         mlx5dv_devx_destroy_cmd_comp(cmd_comp);
 938 #else
 939         (void)cmd_comp;
 940         errno = -ENOTSUP;
 941 #endif
 942 }
 943
 944 static int
 945 mlx5_glue_devx_obj_query_async(struct mlx5dv_devx_obj *obj, const void *in,
 946                                size_t inlen, size_t outlen, uint64_t wr_id,
 947                                struct mlx5dv_devx_cmd_comp *cmd_comp)
 948 {
 949 #ifdef HAVE_IBV_DEVX_ASYNC
 950         return mlx5dv_devx_obj_query_async(obj, in, inlen, outlen, wr_id,
 951                                            cmd_comp);
 952 #else
 953         (void)obj;
 954         (void)in;
 955         (void)inlen;
 956         (void)outlen;
 957         (void)wr_id;
 958         (void)cmd_comp;
 959         return -ENOTSUP;
 960 #endif
 961 }
 962
 963 static int
 964 mlx5_glue_devx_get_async_cmd_comp(struct mlx5dv_devx_cmd_comp *cmd_comp,
 965                                   struct mlx5dv_devx_async_cmd_hdr *cmd_resp,
 966                                   size_t cmd_resp_len)
 967 {
 968 #ifdef HAVE_IBV_DEVX_ASYNC
 969         return mlx5dv_devx_get_async_cmd_comp(cmd_comp, cmd_resp,
 970                                               cmd_resp_len);
 971 #else
 972         (void)cmd_comp;
 973         (void)cmd_resp;
 974         (void)cmd_resp_len;
 975         return -ENOTSUP;
 976 #endif
 977 }
 978
 979 static struct mlx5dv_devx_umem *
 980 mlx5_glue_devx_umem_reg(struct ibv_context *context, void *addr, size_t size,
 981                         uint32_t access)
 982 {
 983 #ifdef HAVE_IBV_DEVX_OBJ
 984         return mlx5dv_devx_umem_reg(context, addr, size, access);
 985 #else
 986         (void)context;
 987         (void)addr;
 988         (void)size;
 989         (void)access;
 990         errno = -ENOTSUP;
 991         return NULL;
 992 #endif
 993 }
 994
 995 static int
 996 mlx5_glue_devx_umem_dereg(struct mlx5dv_devx_umem *dv_devx_umem)
 997 {
 998 #ifdef HAVE_IBV_DEVX_OBJ
 999         return mlx5dv_devx_umem_dereg(dv_devx_umem);
1000 #else
1001         (void)dv_devx_umem;
1002         return -ENOTSUP;
1003 #endif
1004 }
1005
1006 static int
1007 mlx5_glue_devx_qp_query(struct ibv_qp *qp,
1008                         const void *in, size_t inlen,
1009                         void *out, size_t outlen)
1010 {
1011 #ifdef HAVE_IBV_DEVX_OBJ
1012         return mlx5dv_devx_qp_query(qp, in, inlen, out, outlen);
1013 #else
1014         (void)qp;
1015         (void)in;
1016         (void)inlen;
1017         (void)out;
1018         (void)outlen;
1019         errno = ENOTSUP;
1020         return errno;
1021 #endif
1022 }
1023
1024 static int
1025 mlx5_glue_devx_port_query(struct ibv_context *ctx,
1026                           uint32_t port_num,
1027                           struct mlx5dv_devx_port *mlx5_devx_port)
1028 {
1029 #ifdef HAVE_MLX5DV_DR_DEVX_PORT
1030         return mlx5dv_query_devx_port(ctx, port_num, mlx5_devx_port);
1031 #else
1032         (void)ctx;
1033         (void)port_num;
1034         (void)mlx5_devx_port;
1035         errno = ENOTSUP;
1036         return errno;
1037 #endif
1038 }
1039
1040 static int
1041 mlx5_glue_dr_dump_domain(FILE *file, void *domain)
1042 {
1043 #ifdef HAVE_MLX5_DR_FLOW_DUMP
1044         return mlx5dv_dump_dr_domain(file, domain);
1045 #else
1046         RTE_SET_USED(file);
1047         RTE_SET_USED(domain);
1048         return -ENOTSUP;
1049 #endif
1050 }
1051
1052 static int
1053 mlx5_glue_devx_query_eqn(struct ibv_context *ctx, uint32_t cpus,
1054                          uint32_t *eqn)
1055 {
1056 #ifdef HAVE_IBV_DEVX_OBJ
1057         return mlx5dv_devx_query_eqn(ctx, cpus, eqn);
1058 #else
1059         (void)ctx;
1060         (void)cpus;
1061         (void)eqn;
1062         return -ENOTSUP;
1063 #endif
1064 }
1065
1066 static struct mlx5dv_devx_event_channel *
1067 mlx5_glue_devx_create_event_channel(struct ibv_context *ctx, int flags)
1068 {
1069 #ifdef HAVE_IBV_DEVX_EVENT
1070         return mlx5dv_devx_create_event_channel(ctx, flags);
1071 #else
1072         (void)ctx;
1073         (void)flags;
1074         errno = ENOTSUP;
1075         return NULL;
1076 #endif
1077 }
1078
1079 static void
1080 mlx5_glue_devx_destroy_event_channel(struct mlx5dv_devx_event_channel *eventc)
1081 {
1082 #ifdef HAVE_IBV_DEVX_EVENT
1083         mlx5dv_devx_destroy_event_channel(eventc);
1084 #else
1085         (void)eventc;
1086 #endif
1087 }
1088
1089 static int
1090 mlx5_glue_devx_subscribe_devx_event(struct mlx5dv_devx_event_channel *eventc,
1091                                     struct mlx5dv_devx_obj *obj,
1092                                     uint16_t events_sz, uint16_t events_num[],
1093                                     uint64_t cookie)
1094 {
1095 #ifdef HAVE_IBV_DEVX_EVENT
1096         return mlx5dv_devx_subscribe_devx_event(eventc, obj, events_sz,
1097                                                 events_num, cookie);
1098 #else
1099         (void)eventc;
1100         (void)obj;
1101         (void)events_sz;
1102         (void)events_num;
1103         (void)cookie;
1104         return -ENOTSUP;
1105 #endif
1106 }
1107
1108 static int
1109 mlx5_glue_devx_subscribe_devx_event_fd(struct mlx5dv_devx_event_channel *eventc,
1110                                        int fd, struct mlx5dv_devx_obj *obj,
1111                                        uint16_t event_num)
1112 {
1113 #ifdef HAVE_IBV_DEVX_EVENT
1114         return mlx5dv_devx_subscribe_devx_event_fd(eventc, fd, obj, event_num);
1115 #else
1116         (void)eventc;
1117         (void)fd;
1118         (void)obj;
1119         (void)event_num;
1120         return -ENOTSUP;
1121 #endif
1122 }
1123
1124 static ssize_t
1125 mlx5_glue_devx_get_event(struct mlx5dv_devx_event_channel *eventc,
1126                          struct mlx5dv_devx_async_event_hdr *event_data,
1127                          size_t event_resp_len)
1128 {
1129 #ifdef HAVE_IBV_DEVX_EVENT
1130         return mlx5dv_devx_get_event(eventc, event_data, event_resp_len);
1131 #else
1132         (void)eventc;
1133         (void)event_data;
1134         (void)event_resp_len;
1135         errno = ENOTSUP;
1136         return -1;
1137 #endif
1138 }
1139
1140 static struct mlx5dv_devx_uar *
1141 mlx5_glue_devx_alloc_uar(struct ibv_context *context, uint32_t flags)
1142 {
1143 #ifdef HAVE_IBV_DEVX_OBJ
1144         return mlx5dv_devx_alloc_uar(context, flags);
1145 #else
1146         (void)context;
1147         (void)flags;
1148         errno = ENOTSUP;
1149         return NULL;
1150 #endif
1151 }
1152
1153 static void
1154 mlx5_glue_devx_free_uar(struct mlx5dv_devx_uar *devx_uar)
1155 {
1156 #ifdef HAVE_IBV_DEVX_OBJ
1157         mlx5dv_devx_free_uar(devx_uar);
1158 #else
1159         (void)devx_uar;
1160 #endif
1161 }
1162
1163 static struct mlx5dv_var *
1164 mlx5_glue_dv_alloc_var(struct ibv_context *context, uint32_t flags)
1165 {
1166 #ifdef HAVE_IBV_VAR
1167         return mlx5dv_alloc_var(context, flags);
1168 #else
1169         (void)context;
1170         (void)flags;
1171         errno = ENOTSUP;
1172         return NULL;
1173 #endif
1174 }
1175
1176 static void
1177 mlx5_glue_dv_free_var(struct mlx5dv_var *var)
1178 {
1179 #ifdef HAVE_IBV_VAR
1180         mlx5dv_free_var(var);
1181 #else
1182         (void)var;
1183         errno = ENOTSUP;
1184 #endif
1185 }
1186
1187 alignas(RTE_CACHE_LINE_SIZE)
1188 const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){
1189         .version = MLX5_GLUE_VERSION,
1190         .fork_init = mlx5_glue_fork_init,
1191         .alloc_pd = mlx5_glue_alloc_pd,
1192         .dealloc_pd = mlx5_glue_dealloc_pd,
1193         .get_device_list = mlx5_glue_get_device_list,
1194         .free_device_list = mlx5_glue_free_device_list,
1195         .open_device = mlx5_glue_open_device,
1196         .close_device = mlx5_glue_close_device,
1197         .query_device = mlx5_glue_query_device,
1198         .query_device_ex = mlx5_glue_query_device_ex,
1199         .query_rt_values_ex = mlx5_glue_query_rt_values_ex,
1200         .query_port = mlx5_glue_query_port,
1201         .create_comp_channel = mlx5_glue_create_comp_channel,
1202         .destroy_comp_channel = mlx5_glue_destroy_comp_channel,
1203         .create_cq = mlx5_glue_create_cq,
1204         .destroy_cq = mlx5_glue_destroy_cq,
1205         .get_cq_event = mlx5_glue_get_cq_event,
1206         .ack_cq_events = mlx5_glue_ack_cq_events,
1207         .create_rwq_ind_table = mlx5_glue_create_rwq_ind_table,
1208         .destroy_rwq_ind_table = mlx5_glue_destroy_rwq_ind_table,
1209         .create_wq = mlx5_glue_create_wq,
1210         .destroy_wq = mlx5_glue_destroy_wq,
1211         .modify_wq = mlx5_glue_modify_wq,
1212         .create_flow = mlx5_glue_create_flow,
1213         .destroy_flow = mlx5_glue_destroy_flow,
1214         .destroy_flow_action = mlx5_glue_destroy_flow_action,
1215         .create_qp = mlx5_glue_create_qp,
1216         .create_qp_ex = mlx5_glue_create_qp_ex,
1217         .destroy_qp = mlx5_glue_destroy_qp,
1218         .modify_qp = mlx5_glue_modify_qp,
1219         .reg_mr = mlx5_glue_reg_mr,
1220         .alloc_null_mr = mlx5_glue_alloc_null_mr,
1221         .dereg_mr = mlx5_glue_dereg_mr,
1222         .create_counter_set = mlx5_glue_create_counter_set,
1223         .destroy_counter_set = mlx5_glue_destroy_counter_set,
1224         .describe_counter_set = mlx5_glue_describe_counter_set,
1225         .query_counter_set = mlx5_glue_query_counter_set,
1226         .create_counters = mlx5_glue_create_counters,
1227         .destroy_counters = mlx5_glue_destroy_counters,
1228         .attach_counters = mlx5_glue_attach_counters,
1229         .query_counters = mlx5_glue_query_counters,
1230         .ack_async_event = mlx5_glue_ack_async_event,
1231         .get_async_event = mlx5_glue_get_async_event,
1232         .port_state_str = mlx5_glue_port_state_str,
1233         .cq_ex_to_cq = mlx5_glue_cq_ex_to_cq,
1234         .dr_create_flow_action_dest_flow_tbl =
1235                 mlx5_glue_dr_create_flow_action_dest_flow_tbl,
1236         .dr_create_flow_action_dest_port =
1237                 mlx5_glue_dr_create_flow_action_dest_port,
1238         .dr_create_flow_action_drop =
1239                 mlx5_glue_dr_create_flow_action_drop,
1240         .dr_create_flow_action_push_vlan =
1241                 mlx5_glue_dr_create_flow_action_push_vlan,
1242         .dr_create_flow_action_pop_vlan =
1243                 mlx5_glue_dr_create_flow_action_pop_vlan,
1244         .dr_create_flow_tbl = mlx5_glue_dr_create_flow_tbl,
1245         .dr_destroy_flow_tbl = mlx5_glue_dr_destroy_flow_tbl,
1246         .dr_create_domain = mlx5_glue_dr_create_domain,
1247         .dr_destroy_domain = mlx5_glue_dr_destroy_domain,
1248         .dv_create_cq = mlx5_glue_dv_create_cq,
1249         .dv_create_wq = mlx5_glue_dv_create_wq,
1250         .dv_query_device = mlx5_glue_dv_query_device,
1251         .dv_set_context_attr = mlx5_glue_dv_set_context_attr,
1252         .dv_init_obj = mlx5_glue_dv_init_obj,
1253         .dv_create_qp = mlx5_glue_dv_create_qp,
1254         .dv_create_flow_matcher = mlx5_glue_dv_create_flow_matcher,
1255         .dv_create_flow = mlx5_glue_dv_create_flow,
1256         .dv_create_flow_action_counter =
1257                 mlx5_glue_dv_create_flow_action_counter,
1258         .dv_create_flow_action_dest_ibv_qp =
1259                 mlx5_glue_dv_create_flow_action_dest_ibv_qp,
1260         .dv_create_flow_action_dest_devx_tir =
1261                 mlx5_glue_dv_create_flow_action_dest_devx_tir,
1262         .dv_create_flow_action_modify_header =
1263                 mlx5_glue_dv_create_flow_action_modify_header,
1264         .dv_create_flow_action_packet_reformat =
1265                 mlx5_glue_dv_create_flow_action_packet_reformat,
1266         .dv_create_flow_action_tag =  mlx5_glue_dv_create_flow_action_tag,
1267         .dv_create_flow_action_meter = mlx5_glue_dv_create_flow_action_meter,
1268         .dv_modify_flow_action_meter = mlx5_glue_dv_modify_flow_action_meter,
1269         .dv_destroy_flow = mlx5_glue_dv_destroy_flow,
1270         .dv_destroy_flow_matcher = mlx5_glue_dv_destroy_flow_matcher,
1271         .dv_open_device = mlx5_glue_dv_open_device,
1272         .devx_obj_create = mlx5_glue_devx_obj_create,
1273         .devx_obj_destroy = mlx5_glue_devx_obj_destroy,
1274         .devx_obj_query = mlx5_glue_devx_obj_query,
1275         .devx_obj_modify = mlx5_glue_devx_obj_modify,
1276         .devx_general_cmd = mlx5_glue_devx_general_cmd,
1277         .devx_create_cmd_comp = mlx5_glue_devx_create_cmd_comp,
1278         .devx_destroy_cmd_comp = mlx5_glue_devx_destroy_cmd_comp,
1279         .devx_obj_query_async = mlx5_glue_devx_obj_query_async,
1280         .devx_get_async_cmd_comp = mlx5_glue_devx_get_async_cmd_comp,
1281         .devx_umem_reg = mlx5_glue_devx_umem_reg,
1282         .devx_umem_dereg = mlx5_glue_devx_umem_dereg,
1283         .devx_qp_query = mlx5_glue_devx_qp_query,
1284         .devx_port_query = mlx5_glue_devx_port_query,
1285         .dr_dump_domain = mlx5_glue_dr_dump_domain,
1286         .devx_query_eqn = mlx5_glue_devx_query_eqn,
1287         .devx_create_event_channel = mlx5_glue_devx_create_event_channel,
1288         .devx_destroy_event_channel = mlx5_glue_devx_destroy_event_channel,
1289         .devx_subscribe_devx_event = mlx5_glue_devx_subscribe_devx_event,
1290         .devx_subscribe_devx_event_fd = mlx5_glue_devx_subscribe_devx_event_fd,
1291         .devx_get_event = mlx5_glue_devx_get_event,
1292         .devx_alloc_uar = mlx5_glue_devx_alloc_uar,
1293         .devx_free_uar = mlx5_glue_devx_free_uar,
1294         .dv_alloc_var = mlx5_glue_dv_alloc_var,
1295         .dv_free_var = mlx5_glue_dv_free_var,
1296 };