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 95 struct mlx5_port_info { 96 uint16_t query_flags; 97 uint16_t vport_id; /* Associated VF vport index (if any). */ 98 uint32_t vport_meta_tag; /* Used for vport index match ove VF LAG. */ 99 uint32_t vport_meta_mask; /* Used for vport index field match mask. */ 100 }; 101 102 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER 103 struct mlx5dv_dr_flow_meter_attr; 104 #endif 105 106 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_SAMPLE 107 struct mlx5dv_dr_flow_sampler_attr { 108 uint32_t sample_ratio; 109 void *default_next_table; 110 size_t num_sample_actions; 111 struct mlx5dv_dr_action **sample_actions; 112 uint64_t action; 113 }; 114 #endif 115 116 #ifndef HAVE_MLX5_DR_CREATE_ACTION_DEST_ARRAY 117 enum mlx5dv_dr_action_dest_type { 118 MLX5DV_DR_ACTION_DEST, 119 MLX5DV_DR_ACTION_DEST_REFORMAT, 120 }; 121 struct mlx5dv_dr_action_dest_reformat { 122 struct mlx5dv_dr_action *reformat; 123 struct mlx5dv_dr_action *dest; 124 }; 125 struct mlx5dv_dr_action_dest_attr { 126 enum mlx5dv_dr_action_dest_type type; 127 union { 128 struct mlx5dv_dr_action *dest; 129 struct mlx5dv_dr_action_dest_reformat *dest_reformat; 130 }; 131 }; 132 #endif 133 134 #ifndef HAVE_IBV_DEVX_EVENT 135 struct mlx5dv_devx_event_channel { int fd; }; 136 struct mlx5dv_devx_async_event_hdr; 137 #define MLX5DV_DEVX_CREATE_EVENT_CHANNEL_FLAGS_OMIT_EV_DATA 1 138 #endif 139 140 #ifndef HAVE_IBV_VAR 141 struct mlx5dv_var { uint32_t page_id; uint32_t length; off_t mmap_off; 142 uint64_t comp_mask; }; 143 #endif 144 145 #ifndef HAVE_IBV_RELAXED_ORDERING 146 #define IBV_ACCESS_RELAXED_ORDERING 0 147 #endif 148 149 struct mlx5_glue { 150 const char *version; 151 int (*fork_init)(void); 152 struct ibv_pd *(*alloc_pd)(struct ibv_context *context); 153 int (*dealloc_pd)(struct ibv_pd *pd); 154 struct ibv_pd *(*import_pd)(struct ibv_context *context, 155 uint32_t pd_handle); 156 int (*unimport_pd)(struct ibv_pd *pd); 157 struct ibv_device **(*get_device_list)(int *num_devices); 158 void (*free_device_list)(struct ibv_device **list); 159 struct ibv_context *(*open_device)(struct ibv_device *device); 160 struct ibv_context *(*import_device)(int cmd_fd); 161 int (*close_device)(struct ibv_context *context); 162 int (*query_device)(struct ibv_context *context, 163 struct ibv_device_attr *device_attr); 164 int (*query_device_ex)(struct ibv_context *context, 165 const struct ibv_query_device_ex_input *input, 166 struct ibv_device_attr_ex *attr); 167 int (*query_rt_values_ex)(struct ibv_context *context, 168 struct ibv_values_ex *values); 169 int (*query_port)(struct ibv_context *context, uint8_t port_num, 170 struct ibv_port_attr *port_attr); 171 struct ibv_comp_channel *(*create_comp_channel) 172 (struct ibv_context *context); 173 int (*destroy_comp_channel)(struct ibv_comp_channel *channel); 174 struct ibv_cq *(*create_cq)(struct ibv_context *context, int cqe, 175 void *cq_context, 176 struct ibv_comp_channel *channel, 177 int comp_vector); 178 int (*destroy_cq)(struct ibv_cq *cq); 179 int (*get_cq_event)(struct ibv_comp_channel *channel, 180 struct ibv_cq **cq, void **cq_context); 181 void (*ack_cq_events)(struct ibv_cq *cq, unsigned int nevents); 182 struct ibv_rwq_ind_table *(*create_rwq_ind_table) 183 (struct ibv_context *context, 184 struct ibv_rwq_ind_table_init_attr *init_attr); 185 int (*destroy_rwq_ind_table)(struct ibv_rwq_ind_table *rwq_ind_table); 186 struct ibv_wq *(*create_wq)(struct ibv_context *context, 187 struct ibv_wq_init_attr *wq_init_attr); 188 int (*destroy_wq)(struct ibv_wq *wq); 189 int (*modify_wq)(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr); 190 struct ibv_flow *(*create_flow)(struct ibv_qp *qp, 191 struct ibv_flow_attr *flow); 192 int (*destroy_flow)(struct ibv_flow *flow_id); 193 int (*destroy_flow_action)(void *action); 194 struct ibv_qp *(*create_qp)(struct ibv_pd *pd, 195 struct ibv_qp_init_attr *qp_init_attr); 196 struct ibv_qp *(*create_qp_ex) 197 (struct ibv_context *context, 198 struct ibv_qp_init_attr_ex *qp_init_attr_ex); 199 int (*destroy_qp)(struct ibv_qp *qp); 200 int (*modify_qp)(struct ibv_qp *qp, struct ibv_qp_attr *attr, 201 int attr_mask); 202 struct ibv_mr *(*reg_mr)(struct ibv_pd *pd, void *addr, 203 size_t length, int access); 204 struct ibv_mr *(*reg_mr_iova)(struct ibv_pd *pd, void *addr, 205 size_t length, uint64_t iova, 206 int access); 207 struct ibv_mr *(*alloc_null_mr)(struct ibv_pd *pd); 208 int (*dereg_mr)(struct ibv_mr *mr); 209 struct ibv_counter_set *(*create_counter_set) 210 (struct ibv_context *context, 211 struct ibv_counter_set_init_attr *init_attr); 212 int (*destroy_counter_set)(struct ibv_counter_set *cs); 213 int (*describe_counter_set) 214 (struct ibv_context *context, 215 uint16_t counter_set_id, 216 struct ibv_counter_set_description *cs_desc); 217 int (*query_counter_set)(struct ibv_query_counter_set_attr *query_attr, 218 struct ibv_counter_set_data *cs_data); 219 struct ibv_counters *(*create_counters) 220 (struct ibv_context *context, 221 struct ibv_counters_init_attr *init_attr); 222 int (*destroy_counters)(struct ibv_counters *counters); 223 int (*attach_counters)(struct ibv_counters *counters, 224 struct ibv_counter_attach_attr *attr, 225 struct ibv_flow *flow); 226 int (*query_counters)(struct ibv_counters *counters, 227 uint64_t *counters_value, 228 uint32_t ncounters, 229 uint32_t flags); 230 void (*ack_async_event)(struct ibv_async_event *event); 231 int (*get_async_event)(struct ibv_context *context, 232 struct ibv_async_event *event); 233 const char *(*port_state_str)(enum ibv_port_state port_state); 234 struct ibv_cq *(*cq_ex_to_cq)(struct ibv_cq_ex *cq); 235 void *(*dr_create_flow_action_dest_flow_tbl)(void *tbl); 236 void *(*dr_create_flow_action_dest_port)(void *domain, 237 uint32_t port); 238 void *(*dr_create_flow_action_drop)(void); 239 void *(*dr_create_flow_action_push_vlan) 240 (struct mlx5dv_dr_domain *domain, 241 rte_be32_t vlan_tag); 242 void *(*dr_create_flow_action_pop_vlan)(void); 243 void *(*dr_create_flow_tbl)(void *domain, uint32_t level); 244 int (*dr_destroy_flow_tbl)(void *tbl); 245 void *(*dr_create_domain)(struct ibv_context *ctx, 246 enum mlx5dv_dr_domain_type domain); 247 int (*dr_destroy_domain)(void *domain); 248 int (*dr_sync_domain)(void *domain, uint32_t flags); 249 struct ibv_cq_ex *(*dv_create_cq) 250 (struct ibv_context *context, 251 struct ibv_cq_init_attr_ex *cq_attr, 252 struct mlx5dv_cq_init_attr *mlx5_cq_attr); 253 struct ibv_wq *(*dv_create_wq) 254 (struct ibv_context *context, 255 struct ibv_wq_init_attr *wq_attr, 256 struct mlx5dv_wq_init_attr *mlx5_wq_attr); 257 int (*dv_query_device)(struct ibv_context *ctx_in, 258 struct mlx5dv_context *attrs_out); 259 int (*dv_set_context_attr)(struct ibv_context *ibv_ctx, 260 enum mlx5dv_set_ctx_attr_type type, 261 void *attr); 262 int (*dv_init_obj)(struct mlx5dv_obj *obj, uint64_t obj_type); 263 struct ibv_qp *(*dv_create_qp) 264 (struct ibv_context *context, 265 struct ibv_qp_init_attr_ex *qp_init_attr_ex, 266 struct mlx5dv_qp_init_attr *dv_qp_init_attr); 267 void *(*dv_create_flow_matcher) 268 (struct ibv_context *context, 269 struct mlx5dv_flow_matcher_attr *matcher_attr, 270 void *tbl); 271 void *(*dv_create_flow)(void *matcher, void *match_value, 272 size_t num_actions, void *actions[]); 273 void *(*dv_create_flow_action_counter)(void *obj, uint32_t offset); 274 void *(*dv_create_flow_action_dest_ibv_qp)(void *qp); 275 void *(*dv_create_flow_action_dest_devx_tir)(void *tir); 276 void *(*dv_create_flow_action_modify_header) 277 (struct ibv_context *ctx, enum mlx5dv_flow_table_type ft_type, 278 void *domain, uint64_t flags, size_t actions_sz, 279 uint64_t actions[]); 280 void *(*dv_create_flow_action_packet_reformat) 281 (struct ibv_context *ctx, 282 enum mlx5dv_flow_action_packet_reformat_type reformat_type, 283 enum mlx5dv_flow_table_type ft_type, 284 struct mlx5dv_dr_domain *domain, 285 uint32_t flags, size_t data_sz, void *data); 286 void *(*dv_create_flow_action_tag)(uint32_t tag); 287 void *(*dv_create_flow_action_meter) 288 (struct mlx5dv_dr_flow_meter_attr *attr); 289 int (*dv_modify_flow_action_meter)(void *action, 290 struct mlx5dv_dr_flow_meter_attr *attr, uint64_t modify_bits); 291 void *(*dr_create_flow_action_default_miss)(void); 292 int (*dv_destroy_flow)(void *flow); 293 int (*dv_destroy_flow_matcher)(void *matcher); 294 struct ibv_context *(*dv_open_device)(struct ibv_device *device); 295 struct mlx5dv_var *(*dv_alloc_var)(struct ibv_context *context, 296 uint32_t flags); 297 void (*dv_free_var)(struct mlx5dv_var *var); 298 struct mlx5dv_devx_uar *(*devx_alloc_uar)(struct ibv_context *context, 299 uint32_t flags); 300 void (*devx_free_uar)(struct mlx5dv_devx_uar *devx_uar); 301 struct mlx5dv_devx_obj *(*devx_obj_create) 302 (struct ibv_context *ctx, 303 const void *in, size_t inlen, 304 void *out, size_t outlen); 305 int (*devx_obj_destroy)(struct mlx5dv_devx_obj *obj); 306 int (*devx_obj_query)(struct mlx5dv_devx_obj *obj, 307 const void *in, size_t inlen, 308 void *out, size_t outlen); 309 int (*devx_obj_modify)(struct mlx5dv_devx_obj *obj, 310 const void *in, size_t inlen, 311 void *out, size_t outlen); 312 int (*devx_general_cmd)(struct ibv_context *context, 313 const void *in, size_t inlen, 314 void *out, size_t outlen); 315 struct mlx5dv_devx_cmd_comp *(*devx_create_cmd_comp) 316 (struct ibv_context *context); 317 void (*devx_destroy_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp); 318 int (*devx_obj_query_async)(struct mlx5dv_devx_obj *obj, 319 const void *in, size_t inlen, 320 size_t outlen, uint64_t wr_id, 321 struct mlx5dv_devx_cmd_comp *cmd_comp); 322 int (*devx_get_async_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp, 323 struct mlx5dv_devx_async_cmd_hdr *resp, 324 size_t cmd_resp_len); 325 struct mlx5dv_devx_umem *(*devx_umem_reg)(struct ibv_context *context, 326 void *addr, size_t size, 327 uint32_t access); 328 int (*devx_umem_dereg)(struct mlx5dv_devx_umem *dv_devx_umem); 329 int (*devx_qp_query)(struct ibv_qp *qp, 330 const void *in, size_t inlen, 331 void *out, size_t outlen); 332 int (*devx_wq_query)(struct ibv_wq *wq, const void *in, size_t inlen, 333 void *out, size_t outlen); 334 int (*devx_port_query)(struct ibv_context *ctx, 335 uint32_t port_num, 336 struct mlx5_port_info *info); 337 int (*dr_dump_domain)(FILE *file, void *domain); 338 int (*dr_dump_rule)(FILE *file, void *rule); 339 int (*devx_query_eqn)(struct ibv_context *context, uint32_t cpus, 340 uint32_t *eqn); 341 struct mlx5dv_devx_event_channel *(*devx_create_event_channel) 342 (struct ibv_context *context, int flags); 343 void (*devx_destroy_event_channel) 344 (struct mlx5dv_devx_event_channel *event_channel); 345 int (*devx_subscribe_devx_event) 346 (struct mlx5dv_devx_event_channel *event_channel, 347 struct mlx5dv_devx_obj *obj, 348 uint16_t events_sz, 349 uint16_t events_num[], 350 uint64_t cookie); 351 int (*devx_subscribe_devx_event_fd) 352 (struct mlx5dv_devx_event_channel *event_channel, 353 int fd, 354 struct mlx5dv_devx_obj *obj, 355 uint16_t event_num); 356 ssize_t (*devx_get_event) 357 (struct mlx5dv_devx_event_channel *event_channel, 358 struct mlx5dv_devx_async_event_hdr *event_data, 359 size_t event_resp_len); 360 void (*dr_reclaim_domain_memory)(void *domain, uint32_t enable); 361 void (*dr_allow_duplicate_rules)(void *domain, uint32_t allow); 362 struct mlx5dv_pp *(*dv_alloc_pp)(struct ibv_context *context, 363 size_t pp_context_sz, 364 const void *pp_context, 365 uint32_t flags); 366 void (*dv_free_pp)(struct mlx5dv_pp *pp); 367 void *(*dr_create_flow_action_sampler) 368 (struct mlx5dv_dr_flow_sampler_attr *attr); 369 void *(*dr_create_flow_action_dest_array) 370 (void *domain, 371 size_t num_dest, 372 struct mlx5dv_dr_action_dest_attr *dests[]); 373 void *(*dv_create_flow_action_aso) 374 (struct mlx5dv_dr_domain *domain, void *aso_obj, 375 uint32_t offset, uint32_t flags, uint8_t return_reg_c); 376 }; 377 378 extern const struct mlx5_glue *mlx5_glue; 379 380 #endif /* MLX5_GLUE_H_ */ 381