1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright 2018 6WIND S.A. 3 * Copyright 2018 Mellanox Technologies, Ltd 4 */ 5 6 #ifndef MLX4_GLUE_H_ 7 #define MLX4_GLUE_H_ 8 9 #include <stddef.h> 10 #include <stdint.h> 11 12 /* Verbs headers do not support -pedantic. */ 13 #ifdef PEDANTIC 14 #pragma GCC diagnostic ignored "-Wpedantic" 15 #endif 16 #include <infiniband/mlx4dv.h> 17 #include <infiniband/verbs.h> 18 #ifdef PEDANTIC 19 #pragma GCC diagnostic error "-Wpedantic" 20 #endif 21 22 #ifndef MLX4_GLUE_VERSION 23 #define MLX4_GLUE_VERSION "" 24 #endif 25 26 struct mlx4_glue { 27 const char *version; 28 int (*fork_init)(void); 29 int (*get_async_event)(struct ibv_context *context, 30 struct ibv_async_event *event); 31 void (*ack_async_event)(struct ibv_async_event *event); 32 struct ibv_pd *(*alloc_pd)(struct ibv_context *context); 33 int (*dealloc_pd)(struct ibv_pd *pd); 34 struct ibv_device **(*get_device_list)(int *num_devices); 35 void (*free_device_list)(struct ibv_device **list); 36 struct ibv_context *(*open_device)(struct ibv_device *device); 37 int (*close_device)(struct ibv_context *context); 38 const char *(*get_device_name)(struct ibv_device *device); 39 int (*query_device)(struct ibv_context *context, 40 struct ibv_device_attr *device_attr); 41 int (*query_device_ex)(struct ibv_context *context, 42 const struct ibv_query_device_ex_input *input, 43 struct ibv_device_attr_ex *attr); 44 int (*query_port)(struct ibv_context *context, uint8_t port_num, 45 struct ibv_port_attr *port_attr); 46 const char *(*port_state_str)(enum ibv_port_state port_state); 47 struct ibv_comp_channel *(*create_comp_channel) 48 (struct ibv_context *context); 49 int (*destroy_comp_channel)(struct ibv_comp_channel *channel); 50 struct ibv_cq *(*create_cq)(struct ibv_context *context, int cqe, 51 void *cq_context, 52 struct ibv_comp_channel *channel, 53 int comp_vector); 54 int (*destroy_cq)(struct ibv_cq *cq); 55 int (*get_cq_event)(struct ibv_comp_channel *channel, 56 struct ibv_cq **cq, void **cq_context); 57 void (*ack_cq_events)(struct ibv_cq *cq, unsigned int nevents); 58 struct ibv_flow *(*create_flow)(struct ibv_qp *qp, 59 struct ibv_flow_attr *flow); 60 int (*destroy_flow)(struct ibv_flow *flow_id); 61 struct ibv_qp *(*create_qp)(struct ibv_pd *pd, 62 struct ibv_qp_init_attr *qp_init_attr); 63 struct ibv_qp *(*create_qp_ex) 64 (struct ibv_context *context, 65 struct ibv_qp_init_attr_ex *qp_init_attr_ex); 66 int (*destroy_qp)(struct ibv_qp *qp); 67 int (*modify_qp)(struct ibv_qp *qp, struct ibv_qp_attr *attr, 68 int attr_mask); 69 struct ibv_mr *(*reg_mr)(struct ibv_pd *pd, void *addr, 70 size_t length, int access); 71 int (*dereg_mr)(struct ibv_mr *mr); 72 struct ibv_rwq_ind_table *(*create_rwq_ind_table) 73 (struct ibv_context *context, 74 struct ibv_rwq_ind_table_init_attr *init_attr); 75 int (*destroy_rwq_ind_table)(struct ibv_rwq_ind_table *rwq_ind_table); 76 struct ibv_wq *(*create_wq)(struct ibv_context *context, 77 struct ibv_wq_init_attr *wq_init_attr); 78 int (*destroy_wq)(struct ibv_wq *wq); 79 int (*modify_wq)(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr); 80 int (*dv_init_obj)(struct mlx4dv_obj *obj, uint64_t obj_type); 81 int (*dv_set_context_attr)(struct ibv_context *context, 82 enum mlx4dv_set_ctx_attr_type attr_type, 83 void *attr); 84 }; 85 86 extern const struct mlx4_glue *mlx4_glue; 87 88 #endif /* MLX4_GLUE_H_ */ 89