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 #endif 82 83 #ifndef HAVE_MLX5DV_DR_DEVX_PORT 84 struct mlx5dv_devx_port; 85 #endif 86 87 #ifndef HAVE_MLX5DV_DR_DEVX_PORT_V35 88 struct mlx5dv_port; 89 #endif 90 91 #define MLX5_PORT_QUERY_VPORT (1u << 0) 92 #define MLX5_PORT_QUERY_REG_C0 (1u << 1) 93 94 struct mlx5_port_info { 95 uint16_t query_flags; 96 uint16_t vport_id; /* Associated VF vport index (if any). */ 97 uint32_t vport_meta_tag; /* Used for vport index match ove VF LAG. */ 98 uint32_t vport_meta_mask; /* Used for vport index field match mask. */ 99 }; 100 101 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER 102 struct mlx5dv_dr_flow_meter_attr; 103 #endif 104 105 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_SAMPLE 106 struct mlx5dv_dr_flow_sampler_attr { 107 uint32_t sample_ratio; 108 void *default_next_table; 109 size_t num_sample_actions; 110 struct mlx5dv_dr_action **sample_actions; 111 uint64_t action; 112 }; 113 #endif 114 115 #ifndef HAVE_MLX5_DR_CREATE_ACTION_DEST_ARRAY 116 enum mlx5dv_dr_action_dest_type { 117 MLX5DV_DR_ACTION_DEST, 118 MLX5DV_DR_ACTION_DEST_REFORMAT, 119 }; 120 struct mlx5dv_dr_action_dest_reformat { 121 struct mlx5dv_dr_action *reformat; 122 struct mlx5dv_dr_action *dest; 123 }; 124 struct mlx5dv_dr_action_dest_attr { 125 enum mlx5dv_dr_action_dest_type type; 126 union { 127 struct mlx5dv_dr_action *dest; 128 struct mlx5dv_dr_action_dest_reformat *dest_reformat; 129 }; 130 }; 131 #endif 132 133 #ifndef HAVE_IBV_DEVX_EVENT 134 struct mlx5dv_devx_event_channel { int fd; }; 135 struct mlx5dv_devx_async_event_hdr; 136 #define MLX5DV_DEVX_CREATE_EVENT_CHANNEL_FLAGS_OMIT_EV_DATA 1 137 #endif 138 139 #ifndef HAVE_IBV_VAR 140 struct mlx5dv_var { uint32_t page_id; uint32_t length; off_t mmap_off; 141 uint64_t comp_mask; }; 142 #endif 143 144 #ifndef HAVE_IBV_RELAXED_ORDERING 145 #define IBV_ACCESS_RELAXED_ORDERING 0 146 #endif 147 148 struct mlx5_glue { 149 const char *version; 150 int (*fork_init)(void); 151 struct ibv_pd *(*alloc_pd)(struct ibv_context *context); 152 int (*dealloc_pd)(struct ibv_pd *pd); 153 struct ibv_device **(*get_device_list)(int *num_devices); 154 void (*free_device_list)(struct ibv_device **list); 155 struct ibv_context *(*open_device)(struct ibv_device *device); 156 int (*close_device)(struct ibv_context *context); 157 int (*query_device)(struct ibv_context *context, 158 struct ibv_device_attr *device_attr); 159 int (*query_device_ex)(struct ibv_context *context, 160 const struct ibv_query_device_ex_input *input, 161 struct ibv_device_attr_ex *attr); 162 int (*query_rt_values_ex)(struct ibv_context *context, 163 struct ibv_values_ex *values); 164 int (*query_port)(struct ibv_context *context, uint8_t port_num, 165 struct ibv_port_attr *port_attr); 166 struct ibv_comp_channel *(*create_comp_channel) 167 (struct ibv_context *context); 168 int (*destroy_comp_channel)(struct ibv_comp_channel *channel); 169 struct ibv_cq *(*create_cq)(struct ibv_context *context, int cqe, 170 void *cq_context, 171 struct ibv_comp_channel *channel, 172 int comp_vector); 173 int (*destroy_cq)(struct ibv_cq *cq); 174 int (*get_cq_event)(struct ibv_comp_channel *channel, 175 struct ibv_cq **cq, void **cq_context); 176 void (*ack_cq_events)(struct ibv_cq *cq, unsigned int nevents); 177 struct ibv_rwq_ind_table *(*create_rwq_ind_table) 178 (struct ibv_context *context, 179 struct ibv_rwq_ind_table_init_attr *init_attr); 180 int (*destroy_rwq_ind_table)(struct ibv_rwq_ind_table *rwq_ind_table); 181 struct ibv_wq *(*create_wq)(struct ibv_context *context, 182 struct ibv_wq_init_attr *wq_init_attr); 183 int (*destroy_wq)(struct ibv_wq *wq); 184 int (*modify_wq)(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr); 185 struct ibv_flow *(*create_flow)(struct ibv_qp *qp, 186 struct ibv_flow_attr *flow); 187 int (*destroy_flow)(struct ibv_flow *flow_id); 188 int (*destroy_flow_action)(void *action); 189 struct ibv_qp *(*create_qp)(struct ibv_pd *pd, 190 struct ibv_qp_init_attr *qp_init_attr); 191 struct ibv_qp *(*create_qp_ex) 192 (struct ibv_context *context, 193 struct ibv_qp_init_attr_ex *qp_init_attr_ex); 194 int (*destroy_qp)(struct ibv_qp *qp); 195 int (*modify_qp)(struct ibv_qp *qp, struct ibv_qp_attr *attr, 196 int attr_mask); 197 struct ibv_mr *(*reg_mr)(struct ibv_pd *pd, void *addr, 198 size_t length, int access); 199 struct ibv_mr *(*alloc_null_mr)(struct ibv_pd *pd); 200 int (*dereg_mr)(struct ibv_mr *mr); 201 struct ibv_counter_set *(*create_counter_set) 202 (struct ibv_context *context, 203 struct ibv_counter_set_init_attr *init_attr); 204 int (*destroy_counter_set)(struct ibv_counter_set *cs); 205 int (*describe_counter_set) 206 (struct ibv_context *context, 207 uint16_t counter_set_id, 208 struct ibv_counter_set_description *cs_desc); 209 int (*query_counter_set)(struct ibv_query_counter_set_attr *query_attr, 210 struct ibv_counter_set_data *cs_data); 211 struct ibv_counters *(*create_counters) 212 (struct ibv_context *context, 213 struct ibv_counters_init_attr *init_attr); 214 int (*destroy_counters)(struct ibv_counters *counters); 215 int (*attach_counters)(struct ibv_counters *counters, 216 struct ibv_counter_attach_attr *attr, 217 struct ibv_flow *flow); 218 int (*query_counters)(struct ibv_counters *counters, 219 uint64_t *counters_value, 220 uint32_t ncounters, 221 uint32_t flags); 222 void (*ack_async_event)(struct ibv_async_event *event); 223 int (*get_async_event)(struct ibv_context *context, 224 struct ibv_async_event *event); 225 const char *(*port_state_str)(enum ibv_port_state port_state); 226 struct ibv_cq *(*cq_ex_to_cq)(struct ibv_cq_ex *cq); 227 void *(*dr_create_flow_action_dest_flow_tbl)(void *tbl); 228 void *(*dr_create_flow_action_dest_port)(void *domain, 229 uint32_t port); 230 void *(*dr_create_flow_action_drop)(void); 231 void *(*dr_create_flow_action_push_vlan) 232 (struct mlx5dv_dr_domain *domain, 233 rte_be32_t vlan_tag); 234 void *(*dr_create_flow_action_pop_vlan)(void); 235 void *(*dr_create_flow_tbl)(void *domain, uint32_t level); 236 int (*dr_destroy_flow_tbl)(void *tbl); 237 void *(*dr_create_domain)(struct ibv_context *ctx, 238 enum mlx5dv_dr_domain_type domain); 239 int (*dr_destroy_domain)(void *domain); 240 int (*dr_sync_domain)(void *domain, uint32_t flags); 241 struct ibv_cq_ex *(*dv_create_cq) 242 (struct ibv_context *context, 243 struct ibv_cq_init_attr_ex *cq_attr, 244 struct mlx5dv_cq_init_attr *mlx5_cq_attr); 245 struct ibv_wq *(*dv_create_wq) 246 (struct ibv_context *context, 247 struct ibv_wq_init_attr *wq_attr, 248 struct mlx5dv_wq_init_attr *mlx5_wq_attr); 249 int (*dv_query_device)(struct ibv_context *ctx_in, 250 struct mlx5dv_context *attrs_out); 251 int (*dv_set_context_attr)(struct ibv_context *ibv_ctx, 252 enum mlx5dv_set_ctx_attr_type type, 253 void *attr); 254 int (*dv_init_obj)(struct mlx5dv_obj *obj, uint64_t obj_type); 255 struct ibv_qp *(*dv_create_qp) 256 (struct ibv_context *context, 257 struct ibv_qp_init_attr_ex *qp_init_attr_ex, 258 struct mlx5dv_qp_init_attr *dv_qp_init_attr); 259 void *(*dv_create_flow_matcher) 260 (struct ibv_context *context, 261 struct mlx5dv_flow_matcher_attr *matcher_attr, 262 void *tbl); 263 void *(*dv_create_flow)(void *matcher, void *match_value, 264 size_t num_actions, void *actions[]); 265 void *(*dv_create_flow_action_counter)(void *obj, uint32_t offset); 266 void *(*dv_create_flow_action_dest_ibv_qp)(void *qp); 267 void *(*dv_create_flow_action_dest_devx_tir)(void *tir); 268 void *(*dv_create_flow_action_modify_header) 269 (struct ibv_context *ctx, enum mlx5dv_flow_table_type ft_type, 270 void *domain, uint64_t flags, size_t actions_sz, 271 uint64_t actions[]); 272 void *(*dv_create_flow_action_packet_reformat) 273 (struct ibv_context *ctx, 274 enum mlx5dv_flow_action_packet_reformat_type reformat_type, 275 enum mlx5dv_flow_table_type ft_type, 276 struct mlx5dv_dr_domain *domain, 277 uint32_t flags, size_t data_sz, void *data); 278 void *(*dv_create_flow_action_tag)(uint32_t tag); 279 void *(*dv_create_flow_action_meter) 280 (struct mlx5dv_dr_flow_meter_attr *attr); 281 int (*dv_modify_flow_action_meter)(void *action, 282 struct mlx5dv_dr_flow_meter_attr *attr, uint64_t modify_bits); 283 void *(*dr_create_flow_action_default_miss)(void); 284 int (*dv_destroy_flow)(void *flow); 285 int (*dv_destroy_flow_matcher)(void *matcher); 286 struct ibv_context *(*dv_open_device)(struct ibv_device *device); 287 struct mlx5dv_var *(*dv_alloc_var)(struct ibv_context *context, 288 uint32_t flags); 289 void (*dv_free_var)(struct mlx5dv_var *var); 290 struct mlx5dv_devx_uar *(*devx_alloc_uar)(struct ibv_context *context, 291 uint32_t flags); 292 void (*devx_free_uar)(struct mlx5dv_devx_uar *devx_uar); 293 struct mlx5dv_devx_obj *(*devx_obj_create) 294 (struct ibv_context *ctx, 295 const void *in, size_t inlen, 296 void *out, size_t outlen); 297 int (*devx_obj_destroy)(struct mlx5dv_devx_obj *obj); 298 int (*devx_obj_query)(struct mlx5dv_devx_obj *obj, 299 const void *in, size_t inlen, 300 void *out, size_t outlen); 301 int (*devx_obj_modify)(struct mlx5dv_devx_obj *obj, 302 const void *in, size_t inlen, 303 void *out, size_t outlen); 304 int (*devx_general_cmd)(struct ibv_context *context, 305 const void *in, size_t inlen, 306 void *out, size_t outlen); 307 struct mlx5dv_devx_cmd_comp *(*devx_create_cmd_comp) 308 (struct ibv_context *context); 309 void (*devx_destroy_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp); 310 int (*devx_obj_query_async)(struct mlx5dv_devx_obj *obj, 311 const void *in, size_t inlen, 312 size_t outlen, uint64_t wr_id, 313 struct mlx5dv_devx_cmd_comp *cmd_comp); 314 int (*devx_get_async_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp, 315 struct mlx5dv_devx_async_cmd_hdr *resp, 316 size_t cmd_resp_len); 317 struct mlx5dv_devx_umem *(*devx_umem_reg)(struct ibv_context *context, 318 void *addr, size_t size, 319 uint32_t access); 320 int (*devx_umem_dereg)(struct mlx5dv_devx_umem *dv_devx_umem); 321 int (*devx_qp_query)(struct ibv_qp *qp, 322 const void *in, size_t inlen, 323 void *out, size_t outlen); 324 int (*devx_wq_query)(struct ibv_wq *wq, const void *in, size_t inlen, 325 void *out, size_t outlen); 326 int (*devx_port_query)(struct ibv_context *ctx, 327 uint32_t port_num, 328 struct mlx5_port_info *info); 329 int (*dr_dump_domain)(FILE *file, void *domain); 330 int (*dr_dump_rule)(FILE *file, void *rule); 331 int (*devx_query_eqn)(struct ibv_context *context, uint32_t cpus, 332 uint32_t *eqn); 333 struct mlx5dv_devx_event_channel *(*devx_create_event_channel) 334 (struct ibv_context *context, int flags); 335 void (*devx_destroy_event_channel) 336 (struct mlx5dv_devx_event_channel *event_channel); 337 int (*devx_subscribe_devx_event) 338 (struct mlx5dv_devx_event_channel *event_channel, 339 struct mlx5dv_devx_obj *obj, 340 uint16_t events_sz, 341 uint16_t events_num[], 342 uint64_t cookie); 343 int (*devx_subscribe_devx_event_fd) 344 (struct mlx5dv_devx_event_channel *event_channel, 345 int fd, 346 struct mlx5dv_devx_obj *obj, 347 uint16_t event_num); 348 ssize_t (*devx_get_event) 349 (struct mlx5dv_devx_event_channel *event_channel, 350 struct mlx5dv_devx_async_event_hdr *event_data, 351 size_t event_resp_len); 352 void (*dr_reclaim_domain_memory)(void *domain, uint32_t enable); 353 void (*dr_allow_duplicate_rules)(void *domain, uint32_t allow); 354 struct mlx5dv_pp *(*dv_alloc_pp)(struct ibv_context *context, 355 size_t pp_context_sz, 356 const void *pp_context, 357 uint32_t flags); 358 void (*dv_free_pp)(struct mlx5dv_pp *pp); 359 void *(*dr_create_flow_action_sampler) 360 (struct mlx5dv_dr_flow_sampler_attr *attr); 361 void *(*dr_create_flow_action_dest_array) 362 (void *domain, 363 size_t num_dest, 364 struct mlx5dv_dr_action_dest_attr *dests[]); 365 void *(*dv_create_flow_action_aso) 366 (struct mlx5dv_dr_domain *domain, void *aso_obj, 367 uint32_t offset, uint32_t flags, uint8_t return_reg_c); 368 }; 369 370 extern const struct mlx5_glue *mlx5_glue; 371 372 #endif /* MLX5_GLUE_H_ */ 373