ceph/src/spdk/dpdk/drivers/common/mlx5/mlx5_glue.h

   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 #endif
  81
  82 #ifndef HAVE_MLX5DV_DR_DEVX_PORT
  83 struct mlx5dv_devx_port;
  84 #endif
  85
  86 #ifndef HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER
  87 struct mlx5dv_dr_flow_meter_attr;
  88 #endif
  89
  90 #ifndef HAVE_IBV_DEVX_EVENT
  91 struct mlx5dv_devx_event_channel { int fd; };
  92 struct mlx5dv_devx_async_event_hdr;
  93 #define MLX5DV_DEVX_CREATE_EVENT_CHANNEL_FLAGS_OMIT_EV_DATA 1
  94 #endif
  95
  96 #ifndef HAVE_IBV_VAR
  97 struct mlx5dv_var { uint32_t page_id; uint32_t length; off_t mmap_off;
  98                         uint64_t comp_mask; };
  99 #endif
 100
 101 #ifndef HAVE_IBV_RELAXED_ORDERING
 102 #define IBV_ACCESS_RELAXED_ORDERING 0
 103 #endif
 104
 105 /* LIB_GLUE_VERSION must be updated every time this structure is modified. */
 106 struct mlx5_glue {
 107         const char *version;
 108         int (*fork_init)(void);
 109         struct ibv_pd *(*alloc_pd)(struct ibv_context *context);
 110         int (*dealloc_pd)(struct ibv_pd *pd);
 111         struct ibv_device **(*get_device_list)(int *num_devices);
 112         void (*free_device_list)(struct ibv_device **list);
 113         struct ibv_context *(*open_device)(struct ibv_device *device);
 114         int (*close_device)(struct ibv_context *context);
 115         int (*query_device)(struct ibv_context *context,
 116                             struct ibv_device_attr *device_attr);
 117         int (*query_device_ex)(struct ibv_context *context,
 118                                const struct ibv_query_device_ex_input *input,
 119                                struct ibv_device_attr_ex *attr);
 120         int (*query_rt_values_ex)(struct ibv_context *context,
 121                                struct ibv_values_ex *values);
 122         int (*query_port)(struct ibv_context *context, uint8_t port_num,
 123                           struct ibv_port_attr *port_attr);
 124         struct ibv_comp_channel *(*create_comp_channel)
 125                 (struct ibv_context *context);
 126         int (*destroy_comp_channel)(struct ibv_comp_channel *channel);
 127         struct ibv_cq *(*create_cq)(struct ibv_context *context, int cqe,
 128                                     void *cq_context,
 129                                     struct ibv_comp_channel *channel,
 130                                     int comp_vector);
 131         int (*destroy_cq)(struct ibv_cq *cq);
 132         int (*get_cq_event)(struct ibv_comp_channel *channel,
 133                             struct ibv_cq **cq, void **cq_context);
 134         void (*ack_cq_events)(struct ibv_cq *cq, unsigned int nevents);
 135         struct ibv_rwq_ind_table *(*create_rwq_ind_table)
 136                 (struct ibv_context *context,
 137                  struct ibv_rwq_ind_table_init_attr *init_attr);
 138         int (*destroy_rwq_ind_table)(struct ibv_rwq_ind_table *rwq_ind_table);
 139         struct ibv_wq *(*create_wq)(struct ibv_context *context,
 140                                     struct ibv_wq_init_attr *wq_init_attr);
 141         int (*destroy_wq)(struct ibv_wq *wq);
 142         int (*modify_wq)(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr);
 143         struct ibv_flow *(*create_flow)(struct ibv_qp *qp,
 144                                         struct ibv_flow_attr *flow);
 145         int (*destroy_flow)(struct ibv_flow *flow_id);
 146         int (*destroy_flow_action)(void *action);
 147         struct ibv_qp *(*create_qp)(struct ibv_pd *pd,
 148                                     struct ibv_qp_init_attr *qp_init_attr);
 149         struct ibv_qp *(*create_qp_ex)
 150                 (struct ibv_context *context,
 151                  struct ibv_qp_init_attr_ex *qp_init_attr_ex);
 152         int (*destroy_qp)(struct ibv_qp *qp);
 153         int (*modify_qp)(struct ibv_qp *qp, struct ibv_qp_attr *attr,
 154                          int attr_mask);
 155         struct ibv_mr *(*reg_mr)(struct ibv_pd *pd, void *addr,
 156                                  size_t length, int access);
 157         struct ibv_mr *(*alloc_null_mr)(struct ibv_pd *pd);
 158         int (*dereg_mr)(struct ibv_mr *mr);
 159         struct ibv_counter_set *(*create_counter_set)
 160                 (struct ibv_context *context,
 161                  struct ibv_counter_set_init_attr *init_attr);
 162         int (*destroy_counter_set)(struct ibv_counter_set *cs);
 163         int (*describe_counter_set)
 164                 (struct ibv_context *context,
 165                  uint16_t counter_set_id,
 166                  struct ibv_counter_set_description *cs_desc);
 167         int (*query_counter_set)(struct ibv_query_counter_set_attr *query_attr,
 168                                  struct ibv_counter_set_data *cs_data);
 169         struct ibv_counters *(*create_counters)
 170                 (struct ibv_context *context,
 171                  struct ibv_counters_init_attr *init_attr);
 172         int (*destroy_counters)(struct ibv_counters *counters);
 173         int (*attach_counters)(struct ibv_counters *counters,
 174                                struct ibv_counter_attach_attr *attr,
 175                                struct ibv_flow *flow);
 176         int (*query_counters)(struct ibv_counters *counters,
 177                               uint64_t *counters_value,
 178                               uint32_t ncounters,
 179                               uint32_t flags);
 180         void (*ack_async_event)(struct ibv_async_event *event);
 181         int (*get_async_event)(struct ibv_context *context,
 182                                struct ibv_async_event *event);
 183         const char *(*port_state_str)(enum ibv_port_state port_state);
 184         struct ibv_cq *(*cq_ex_to_cq)(struct ibv_cq_ex *cq);
 185         void *(*dr_create_flow_action_dest_flow_tbl)(void *tbl);
 186         void *(*dr_create_flow_action_dest_port)(void *domain,
 187                                                  uint32_t port);
 188         void *(*dr_create_flow_action_drop)();
 189         void *(*dr_create_flow_action_push_vlan)
 190                                         (struct mlx5dv_dr_domain *domain,
 191                                          rte_be32_t vlan_tag);
 192         void *(*dr_create_flow_action_pop_vlan)();
 193         void *(*dr_create_flow_tbl)(void *domain, uint32_t level);
 194         int (*dr_destroy_flow_tbl)(void *tbl);
 195         void *(*dr_create_domain)(struct ibv_context *ctx,
 196                                   enum mlx5dv_dr_domain_type domain);
 197         int (*dr_destroy_domain)(void *domain);
 198         struct ibv_cq_ex *(*dv_create_cq)
 199                 (struct ibv_context *context,
 200                  struct ibv_cq_init_attr_ex *cq_attr,
 201                  struct mlx5dv_cq_init_attr *mlx5_cq_attr);
 202         struct ibv_wq *(*dv_create_wq)
 203                 (struct ibv_context *context,
 204                  struct ibv_wq_init_attr *wq_attr,
 205                  struct mlx5dv_wq_init_attr *mlx5_wq_attr);
 206         int (*dv_query_device)(struct ibv_context *ctx_in,
 207                                struct mlx5dv_context *attrs_out);
 208         int (*dv_set_context_attr)(struct ibv_context *ibv_ctx,
 209                                    enum mlx5dv_set_ctx_attr_type type,
 210                                    void *attr);
 211         int (*dv_init_obj)(struct mlx5dv_obj *obj, uint64_t obj_type);
 212         struct ibv_qp *(*dv_create_qp)
 213                 (struct ibv_context *context,
 214                  struct ibv_qp_init_attr_ex *qp_init_attr_ex,
 215                  struct mlx5dv_qp_init_attr *dv_qp_init_attr);
 216         void *(*dv_create_flow_matcher)
 217                 (struct ibv_context *context,
 218                  struct mlx5dv_flow_matcher_attr *matcher_attr,
 219                  void *tbl);
 220         void *(*dv_create_flow)(void *matcher, void *match_value,
 221                           size_t num_actions, void *actions[]);
 222         void *(*dv_create_flow_action_counter)(void *obj, uint32_t  offset);
 223         void *(*dv_create_flow_action_dest_ibv_qp)(void *qp);
 224         void *(*dv_create_flow_action_dest_devx_tir)(void *tir);
 225         void *(*dv_create_flow_action_modify_header)
 226                 (struct ibv_context *ctx, enum mlx5dv_flow_table_type ft_type,
 227                  void *domain, uint64_t flags, size_t actions_sz,
 228                  uint64_t actions[]);
 229         void *(*dv_create_flow_action_packet_reformat)
 230                 (struct ibv_context *ctx,
 231                  enum mlx5dv_flow_action_packet_reformat_type reformat_type,
 232                  enum mlx5dv_flow_table_type ft_type,
 233                  struct mlx5dv_dr_domain *domain,
 234                  uint32_t flags, size_t data_sz, void *data);
 235         void *(*dv_create_flow_action_tag)(uint32_t tag);
 236         void *(*dv_create_flow_action_meter)
 237                 (struct mlx5dv_dr_flow_meter_attr *attr);
 238         int (*dv_modify_flow_action_meter)(void *action,
 239                 struct mlx5dv_dr_flow_meter_attr *attr, uint64_t modify_bits);
 240         int (*dv_destroy_flow)(void *flow);
 241         int (*dv_destroy_flow_matcher)(void *matcher);
 242         struct ibv_context *(*dv_open_device)(struct ibv_device *device);
 243         struct mlx5dv_var *(*dv_alloc_var)(struct ibv_context *context,
 244                                            uint32_t flags);
 245         void (*dv_free_var)(struct mlx5dv_var *var);
 246         struct mlx5dv_devx_uar *(*devx_alloc_uar)(struct ibv_context *context,
 247                                                   uint32_t flags);
 248         void (*devx_free_uar)(struct mlx5dv_devx_uar *devx_uar);
 249         struct mlx5dv_devx_obj *(*devx_obj_create)
 250                                         (struct ibv_context *ctx,
 251                                          const void *in, size_t inlen,
 252                                          void *out, size_t outlen);
 253         int (*devx_obj_destroy)(struct mlx5dv_devx_obj *obj);
 254         int (*devx_obj_query)(struct mlx5dv_devx_obj *obj,
 255                               const void *in, size_t inlen,
 256                               void *out, size_t outlen);
 257         int (*devx_obj_modify)(struct mlx5dv_devx_obj *obj,
 258                                const void *in, size_t inlen,
 259                                void *out, size_t outlen);
 260         int (*devx_general_cmd)(struct ibv_context *context,
 261                                 const void *in, size_t inlen,
 262                                 void *out, size_t outlen);
 263         struct mlx5dv_devx_cmd_comp *(*devx_create_cmd_comp)
 264                                         (struct ibv_context *context);
 265         void (*devx_destroy_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp);
 266         int (*devx_obj_query_async)(struct mlx5dv_devx_obj *obj,
 267                                     const void *in, size_t inlen,
 268                                     size_t outlen, uint64_t wr_id,
 269                                     struct mlx5dv_devx_cmd_comp *cmd_comp);
 270         int (*devx_get_async_cmd_comp)(struct mlx5dv_devx_cmd_comp *cmd_comp,
 271                                        struct mlx5dv_devx_async_cmd_hdr *resp,
 272                                        size_t cmd_resp_len);
 273         struct mlx5dv_devx_umem *(*devx_umem_reg)(struct ibv_context *context,
 274                                                   void *addr, size_t size,
 275                                                   uint32_t access);
 276         int (*devx_umem_dereg)(struct mlx5dv_devx_umem *dv_devx_umem);
 277         int (*devx_qp_query)(struct ibv_qp *qp,
 278                              const void *in, size_t inlen,
 279                              void *out, size_t outlen);
 280         int (*devx_port_query)(struct ibv_context *ctx,
 281                                uint32_t port_num,
 282                                struct mlx5dv_devx_port *mlx5_devx_port);
 283         int (*dr_dump_domain)(FILE *file, void *domain);
 284         int (*devx_query_eqn)(struct ibv_context *context, uint32_t cpus,
 285                               uint32_t *eqn);
 286         struct mlx5dv_devx_event_channel *(*devx_create_event_channel)
 287                                 (struct ibv_context *context, int flags);
 288         void (*devx_destroy_event_channel)
 289                         (struct mlx5dv_devx_event_channel *event_channel);
 290         int (*devx_subscribe_devx_event)
 291                         (struct mlx5dv_devx_event_channel *event_channel,
 292                          struct mlx5dv_devx_obj *obj,
 293                          uint16_t events_sz,
 294                          uint16_t events_num[],
 295                          uint64_t cookie);
 296         int (*devx_subscribe_devx_event_fd)
 297                         (struct mlx5dv_devx_event_channel *event_channel,
 298                          int fd,
 299                          struct mlx5dv_devx_obj *obj,
 300                          uint16_t event_num);
 301         ssize_t (*devx_get_event)
 302                         (struct mlx5dv_devx_event_channel *event_channel,
 303                          struct mlx5dv_devx_async_event_hdr *event_data,
 304                          size_t event_resp_len);
 305 };
 306
 307 extern const struct mlx5_glue *mlx5_glue;
 308
 309 #endif /* MLX5_GLUE_H_ */