1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright 2018 6WIND S.A. 3 * Copyright 2018 Mellanox Technologies, Ltd 4 */ 5 6 #ifndef MLX5_GLUE_H_ 7 #define MLX5_GLUE_H_ 8 9 #include <stddef.h> 10 #include <stdint.h> 11 /* Verbs headers do not support -pedantic. */ 12 #ifdef PEDANTIC 13 #pragma GCC diagnostic ignored "-Wpedantic" 14 #endif 15 #include <infiniband/mlx5dv.h> 16 #include <infiniband/verbs.h> 17 #ifdef PEDANTIC 18 #pragma GCC diagnostic error "-Wpedantic" 19 #endif 20 21 #include <rte_byteorder.h> 22 23 #include "mlx5_autoconf.h" 24 25 #ifndef MLX5_GLUE_VERSION 26 #define MLX5_GLUE_VERSION "" 27 #endif 28 29 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V42 30 struct ibv_counter_set; 31 struct ibv_counter_set_data; 32 struct ibv_counter_set_description; 33 struct ibv_counter_set_init_attr; 34 struct ibv_query_counter_set_attr; 35 #endif 36 37 #ifndef HAVE_IBV_DEVICE_COUNTERS_SET_V45 38 struct ibv_counters; 39 struct ibv_counters_init_attr; 40 struct ibv_counter_attach_attr; 41 #endif 42 43 #ifndef HAVE_IBV_DEVICE_TUNNEL_SUPPORT 44 struct mlx5dv_qp_init_attr; 45 #endif 46 47 #ifndef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT 48 struct mlx5dv_wq_init_attr; 49 #endif 50 51 #ifndef HAVE_IBV_FLOW_DV_SUPPORT 52 struct mlx5dv_flow_matcher; 53 struct mlx5dv_flow_matcher_attr; 54 struct mlx5dv_flow_action_attr; 55 struct mlx5dv_flow_match_parameters; 56 struct mlx5dv_dr_flow_meter_attr; 57 struct ibv_flow_action; 58 enum mlx5dv_flow_action_packet_reformat_type { packet_reformat_type = 0, }; 59 enum mlx5dv_flow_table_type { flow_table_type = 0, }; 60 #endif 61 62 #ifndef HAVE_IBV_FLOW_DEVX_COUNTERS 63 #define MLX5DV_FLOW_ACTION_COUNTERS_DEVX 0 64 #endif 65 66 #ifndef HAVE_IBV_DEVX_OBJ 67 struct mlx5dv_devx_obj; 68 struct mlx5dv_devx_umem { uint32_t umem_id; }; 69 struct mlx5dv_devx_uar { void *reg_addr; void *base_addr; uint32_t page_id; }; 70 #endif 71 72 #ifndef HAVE_IBV_DEVX_ASYNC 73 struct mlx5dv_devx_cmd_comp; 74 struct mlx5dv_devx_async_cmd_hdr; 75 #endif 76 77 #ifndef HAVE_MLX5DV_DR 78 enum mlx5dv_dr_domain_type { unused, }; 79 struct mlx5dv_dr_domain; 80 struct mlx5dv_dr_action; 81 #define MLX5DV_DR_ACTION_FLAGS_ROOT_LEVEL 1 82 #endif 83 84 #ifndef HAVE_MLX5DV_DR_DEVX_PORT 85 struct mlx5dv_devx_port; 86 #endif 87 88 #ifndef HAVE_MLX5DV_DR_DEVX_PORT_V35 89 struct mlx5dv_port; 90 #endif 91 92 #define MLX5_PORT_QUERY_VPORT (1u << 0) 93 #define MLX5_PORT_QUERY_REG_C0 (1u << 1) 94 #define MLX5_PORT_QUERY_ESW_OWNER_VHCA_ID (1u << 2) 95 96 struct mlx5_port_info { 97 uint16_t query_flags; 98 uint16_t vport_id; /* Associated VF vport index (if any). */ 99 uint16_t esw_owner_vhca_id; /* Associated the esw_owner that this VF belongs to. */ 100 uint32_t vport_meta_tag; /* Used for vport index match ove VF LAG. */ 101 uint32_t vport_meta_mask; /* Used for vport index field match mask. */ 102 }; 103 104 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER 105 struct mlx5dv_dr_flow_meter_attr; 106 #endif 107 108 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_SAMPLE 109 struct mlx5dv_dr_flow_sampler_attr { 110 uint32_t sample_ratio; 111 void *default_next_table; 112 size_t num_sample_actions; 113 struct mlx5dv_dr_action **sample_actions; 114 uint64_t action; 115 }; 116 #endif 117 118 #ifndef HAVE_MLX5_DR_CREATE_ACTION_DEST_ARRAY 119 enum mlx5dv_dr_action_dest_type { 120 MLX5DV_DR_ACTION_DEST, 121 MLX5DV_DR_ACTION_DEST_REFORMAT, 122 }; 123 struct mlx5dv_dr_action_dest_reformat { 124 struct mlx5dv_dr_action *reformat; 125 struct mlx5dv_dr_action *dest; 126 }; 127 struct mlx5dv_dr_action_dest_attr { 128 enum mlx5dv_dr_action_dest_type type; 129 union { 130 struct mlx5dv_dr_action *dest; 131 struct mlx5dv_dr_action_dest_reformat *dest_reformat; 132 }; 133 }; 134 #endif 135 136 #ifndef HAVE_IBV_DEVX_EVENT 137 struct mlx5dv_devx_event_channel { int fd; }; 138 struct mlx5dv_devx_async_event_hdr; 139 #define MLX5DV_DEVX_CREATE_EVENT_CHANNEL_FLAGS_OMIT_EV_DATA 1 140 #endif 141 142 #ifndef HAVE_IBV_VAR 143 struct mlx5dv_var { uint32_t page_id; uint32_t length; off_t mmap_off; 144 uint64_t comp_mask; }; 145 #endif 146 147 #ifndef HAVE_IBV_RELAXED_ORDERING 148 #define IBV_ACCESS_RELAXED_ORDERING 0 149 #endif 150 151 struct mlx5_glue { 152 const char *version; 153 int (*fork_init)(void); 154 struct ibv_pd *(*alloc_pd)(struct ibv_context *context); 155 int (*dealloc_pd)(struct ibv_pd *pd); 156 struct ibv_pd *(*import_pd)(struct ibv_context *context, 157 uint32_t pd_handle); 158 int (*unimport_pd)(struct ibv_pd *pd); 159 struct ibv_device **(*get_device_list)(int *num_devices); 160 void (*free_device_list)(struct ibv_device **list); 161 struct ibv_context *(*open_device)(struct ibv_device *device); 162 struct ibv_context *(*import_device)(int cmd_fd); 163 int (*close_device)(struct ibv_context *context); 164 int (*query_device)(struct ibv_context *context, 165 struct ibv_device_attr *device_attr); 166 int (*query_device_ex)(struct ibv_context *context, 167 const struct ibv_query_device_ex_input *input, 168 struct ibv_device_attr_ex *attr); 169 const char *(*get_device_name)(struct ibv_device *device); 170 int (*query_rt_values_ex)(struct ibv_context *context, 171 struct ibv_values_ex *values); 172 int (*query_port)(struct ibv_context *context, uint8_t port_num, 173 struct ibv_port_attr *port_attr); 174 struct ibv_comp_channel *(*create_comp_channel) 175 (struct ibv_context *context); 176 int (*destroy_comp_channel)(struct ibv_comp_channel *channel); 177 struct ibv_cq *(*create_cq)(struct ibv_context *context, int cqe, 178 void *cq_context, 179 struct ibv_comp_channel *channel, 180 int comp_vector); 181 int (*destroy_cq)(struct ibv_cq *cq); 182 int (*get_cq_event)(struct ibv_comp_channel *channel, 183 struct ibv_cq **cq, void **cq_context); 184 void (*ack_cq_events)(struct ibv_cq *cq, unsigned int nevents); 185 struct ibv_rwq_ind_table *(*create_rwq_ind_table) 186 (struct ibv_context *context, 187 struct ibv_rwq_ind_table_init_attr *init_attr); 188 int (*destroy_rwq_ind_table)(struct ibv_rwq_ind_table *rwq_ind_table); 189 struct ibv_wq *(*create_wq)(struct ibv_context *context, 190 struct ibv_wq_init_attr *wq_init_attr); 191 int (*destroy_wq)(struct ibv_wq *wq); 192 int (*modify_wq)(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr); 193 struct ibv_flow *(*create_flow)(struct ibv_qp *qp, 194 struct ibv_flow_attr *flow); 195 int (*destroy_flow)(struct ibv_flow *flow_id); 196 int (*destroy_flow_action)(void *action); 197 struct ibv_qp *(*create_qp)(struct ibv_pd *pd, 198 struct ibv_qp_init_attr *qp_init_attr); 199 struct ibv_qp *(*create_qp_ex) 200 (struct ibv_context *context, 201 struct ibv_qp_init_attr_ex *qp_init_attr_ex); 202 int (*destroy_qp)(struct ibv_qp *qp); 203 int (*modify_qp)(struct ibv_qp *qp, struct ibv_qp_attr *attr, 204 int attr_mask); 205 struct ibv_mr *(*reg_mr)(struct ibv_pd *pd, void *addr, 206 size_t length, int access); 207 struct ibv_mr *(*reg_mr_iova)(struct ibv_pd *pd, void *addr, 208 size_t length, uint64_t iova, 209 int access); 210 struct ibv_mr *(*alloc_null_mr)(struct ibv_pd *pd); 211 int (*dereg_mr)(struct ibv_mr *mr); 212 struct ibv_counter_set *(*create_counter_set) 213 (struct ibv_context *context, 214 struct ibv_counter_set_init_attr *init_attr); 215 int (*destroy_counter_set)(struct ibv_counter_set *cs); 216 int (*describe_counter_set) 217 (struct ibv_context *context, 218 uint16_t counter_set_id, 219 struct ibv_counter_set_description *cs_desc); 220 int (*query_counter_set)(struct ibv_query_counter_set_attr *query_attr, 221 struct ibv_counter_set_data *cs_data); 222 struct ibv_counters *(*create_counters) 223 (struct ibv_context *context, 224 struct ibv_counters_init_attr *init_attr); 225 int (*destroy_counters)(struct ibv_counters *counters); 226 int (*attach_counters)(struct ibv_counters *counters, 227 struct ibv_counter_attach_attr *attr, 228 struct ibv_flow *flow); 229 int (*query_counters)(struct ibv_counters *counters, 230 uint64_t *counters_value, 231 uint32_t ncounters, 232 uint32_t flags); 233 void (*ack_async_event)(struct ibv_async_event *event); 234 int (*get_async_event)(struct ibv_context *context, 235 struct ibv_async_event *event); 236 const char *(*port_state_str)(enum ibv_port_state port_state); 237 struct ibv_cq *(*cq_ex_to_cq)(struct ibv_cq_ex *cq); 238 void *(*dr_create_flow_action_dest_flow_tbl)(void *tbl); 239 void *(*dr_create_flow_action_dest_port)(void *domain, 240 uint32_t port); 241 void *(*dr_create_flow_action_drop)(void); 242 void *(*dr_create_flow_action_push_vlan) 243 (struct mlx5dv_dr_domain *domain, 244 rte_be32_t vlan_tag); 245 void *(*dr_create_flow_action_pop_vlan)(void); 246 void *(*dr_create_flow_tbl)(void *domain, uint32_t level); 247 int (*dr_destroy_flow_tbl)(void *tbl); 248 void *(*dr_create_domain)(struct ibv_context *ctx, 249 enum mlx5dv_dr_domain_type domain); 250 int (*dr_destroy_domain)(void *domain); 251 int (*dr_sync_domain)(void *domain, uint32_t flags); 252 struct ibv_cq_ex *(*dv_create_cq) 253 (struct ibv_context *context, 254 struct ibv_cq_init_attr_ex *cq_attr, 255 struct mlx5dv_cq_init_attr *mlx5_cq_attr); 256 struct ibv_wq *(*dv_create_wq) 257 (struct ibv_context *context, 258 struct ibv_wq_init_attr *wq_attr, 259 struct mlx5dv_wq_init_attr *mlx5_wq_attr); 260 int (*dv_query_device)(struct ibv_context *ctx_in, 261 struct mlx5dv_context *attrs_out); 262 int (*dv_set_context_attr)(struct ibv_context *ibv_ctx, 263 enum mlx5dv_set_ctx_attr_type type, 264 void *attr); 265 int (*dv_init_obj)(struct mlx5dv_obj *obj, uint64_t obj_type); 266 struct ibv_qp *(*dv_create_qp) 267 (struct ibv_context *context, 268 struct ibv_qp_init_attr_ex *qp_init_attr_ex, 269 struct mlx5dv_qp_init_attr *dv_qp_init_attr); 270 void *(*dv_create_flow_matcher) 271 (struct ibv_context *context, 272 struct mlx5dv_flow_matcher_attr *matcher_attr, 273 void *tbl); 274 void *(*dv_create_flow_matcher_root) 275 (struct ibv_context *context, 276 struct mlx5dv_flow_matcher_attr *matcher_attr); 277 void *(*dv_create_flow)(void *matcher, void *match_value, 278 size_t num_actions, void *actions[]); 279 void *(*dv_create_flow_root)(void *matcher, void *match_value, 280 size_t num_actions, void *actions); 281 void *(*dv_create_flow_action_counter)(void *obj, uint32_t offset); 282 void *(*dv_create_flow_action_dest_ibv_qp)(void *qp); 283 void *(*dv_create_flow_action_dest_devx_tir)(void *tir); 284 void *(*dv_create_flow_action_modify_header) 285 (struct ibv_context *ctx, enum mlx5dv_flow_table_type ft_type, 286 void *domain, uint64_t flags, size_t actions_sz, 287 uint64_t actions[]); 288 void *(*dv_create_flow_action_modify_header_root) 289 (struct ibv_context *ctx, size_t actions_sz, uint64_t actions[], 290 enum mlx5dv_flow_table_type ft_type); 291 void *(*dv_create_flow_action_packet_reformat) 292 (struct ibv_context *ctx, 293 enum mlx5dv_flow_action_packet_reformat_type reformat_type, 294 enum mlx5dv_flow_table_type ft_type, 295 struct mlx5dv_dr_domain *domain, 296 uint32_t flags, size_t data_sz, void *data); 297 void *(*dv_create_flow_action_packet_reformat_root) 298 (struct ibv_context *ctx, 299 size_t data_sz, void *data, 300 enum mlx5dv_flow_action_packet_reformat_type reformat_type, 301 enum mlx5dv_flow_table_type ft_type); 302 void *(*dv_create_flow_action_tag)(uint32_t tag); 303 void *(*dv_create_flow_action_meter) 304 (struct mlx5dv_dr_flow_meter_attr *attr); 305 int (*dv_modify_flow_action_meter)(void *action, 306 struct mlx5dv_dr_flow_meter_attr *attr, uint64_t modify_bits); 307 void *(*dr_create_flow_action_default_miss)(void); 308 int (*dv_destroy_flow)(void *flow); 309 int (*dv_destroy_flow_matcher)(void *matcher); 310 int (*dv_destroy_flow_matcher_root)(void *matcher); 311 struct ibv_context *(*dv_open_device)(struct ibv_device *device); 312 struct mlx5dv_var *(*dv_alloc_var)(struct ibv_context *context, 313 uint32_t flags); 314 void (*dv_free_var)(struct mlx5dv_var *var); 315 struct mlx5dv_devx_uar *(*devx_alloc_uar)(struct ibv_context *context, 316 uint32_t flags); 317 void (*devx_free_uar)(struct mlx5dv_devx_uar *devx_uar); 318 struct mlx5dv_devx_obj *(*devx_obj_create) 319 (struct ibv_context *ctx, 320 const void *in, size_t inlen, 321 void *out, size_t outlen); 322 int (*devx_obj_destroy)(struct mlx5dv_devx_obj *obj); 323 int (*devx_obj_query)(struct mlx5dv_devx_obj *obj, 324 const void *in, size_t inlen, 325 void *out, size_t outlen); 326 int (*devx_obj_modify)(struct mlx5dv_devx_obj *obj, 327 const void *in, size_t inlen, 328 void *out, size_t outlen); 329 int (*devx_general_cmd)(struct ibv_context *context, 330 const void *in, size_t inlen, 331 void *out, size_t outlen); 332 struct mlx5dv_devx_cmd_comp *(*devx_create_cmd_comp) 333 (struct ibv_context *context); 334 void (*devx_destroy_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp); 335 int (*devx_obj_query_async)(struct mlx5dv_devx_obj *obj, 336 const void *in, size_t inlen, 337 size_t outlen, uint64_t wr_id, 338 struct mlx5dv_devx_cmd_comp *cmd_comp); 339 int (*devx_get_async_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp, 340 struct mlx5dv_devx_async_cmd_hdr *resp, 341 size_t cmd_resp_len); 342 struct mlx5dv_devx_umem *(*devx_umem_reg)(struct ibv_context *context, 343 void *addr, size_t size, 344 uint32_t access); 345 int (*devx_umem_dereg)(struct mlx5dv_devx_umem *dv_devx_umem); 346 int (*devx_qp_query)(struct ibv_qp *qp, 347 const void *in, size_t inlen, 348 void *out, size_t outlen); 349 int (*devx_wq_query)(struct ibv_wq *wq, const void *in, size_t inlen, 350 void *out, size_t outlen); 351 int (*devx_port_query)(struct ibv_context *ctx, 352 uint32_t port_num, 353 struct mlx5_port_info *info); 354 int (*dr_dump_domain)(FILE *file, void *domain); 355 int (*dr_dump_rule)(FILE *file, void *rule); 356 int (*devx_query_eqn)(struct ibv_context *context, uint32_t cpus, 357 uint32_t *eqn); 358 struct mlx5dv_devx_event_channel *(*devx_create_event_channel) 359 (struct ibv_context *context, int flags); 360 void (*devx_destroy_event_channel) 361 (struct mlx5dv_devx_event_channel *event_channel); 362 int (*devx_subscribe_devx_event) 363 (struct mlx5dv_devx_event_channel *event_channel, 364 struct mlx5dv_devx_obj *obj, 365 uint16_t events_sz, 366 uint16_t events_num[], 367 uint64_t cookie); 368 int (*devx_subscribe_devx_event_fd) 369 (struct mlx5dv_devx_event_channel *event_channel, 370 int fd, 371 struct mlx5dv_devx_obj *obj, 372 uint16_t event_num); 373 ssize_t (*devx_get_event) 374 (struct mlx5dv_devx_event_channel *event_channel, 375 struct mlx5dv_devx_async_event_hdr *event_data, 376 size_t event_resp_len); 377 void (*dr_reclaim_domain_memory)(void *domain, uint32_t enable); 378 void (*dr_allow_duplicate_rules)(void *domain, uint32_t allow); 379 struct mlx5dv_pp *(*dv_alloc_pp)(struct ibv_context *context, 380 size_t pp_context_sz, 381 const void *pp_context, 382 uint32_t flags); 383 void (*dv_free_pp)(struct mlx5dv_pp *pp); 384 void *(*dr_create_flow_action_sampler) 385 (struct mlx5dv_dr_flow_sampler_attr *attr); 386 void *(*dr_create_flow_action_dest_array) 387 (void *domain, 388 size_t num_dest, 389 struct mlx5dv_dr_action_dest_attr *dests[]); 390 void *(*dv_create_flow_action_aso) 391 (struct mlx5dv_dr_domain *domain, void *aso_obj, 392 uint32_t offset, uint32_t flags, uint8_t return_reg_c); 393 void *(*dr_create_flow_action_send_to_kernel)(void *tbl, 394 uint16_t priority); 395 }; 396 397 extern const struct mlx5_glue *mlx5_glue; 398 399 #endif /* MLX5_GLUE_H_ */ 400