/* SPDX-License-Identifier: BSD-3-Clause * Copyright 2020 Mellanox Technologies, Ltd */ #ifndef RTE_PMD_MLX5_COMMON_DEVX_H_ #define RTE_PMD_MLX5_COMMON_DEVX_H_ #include "mlx5_devx_cmds.h" /* The standard page size */ #define MLX5_LOG_PAGE_SIZE 12 /* DevX Completion Queue structure. */ struct mlx5_devx_cq { struct mlx5_devx_obj *cq; /* The CQ DevX object. */ void *umem_obj; /* The CQ umem object. */ union { volatile void *umem_buf; volatile struct mlx5_cqe *cqes; /* The CQ ring buffer. */ }; volatile uint32_t *db_rec; /* The CQ doorbell record. */ }; /* DevX Send Queue structure. */ struct mlx5_devx_sq { struct mlx5_devx_obj *sq; /* The SQ DevX object. */ void *umem_obj; /* The SQ umem object. */ union { volatile void *umem_buf; volatile struct mlx5_wqe *wqes; /* The SQ ring buffer. */ volatile struct mlx5_aso_wqe *aso_wqes; }; volatile uint32_t *db_rec; /* The SQ doorbell record. */ }; /* DevX Receive Queue structure. */ struct mlx5_devx_rq { struct mlx5_devx_obj *rq; /* The RQ DevX object. */ void *umem_obj; /* The RQ umem object. */ volatile void *umem_buf; volatile uint32_t *db_rec; /* The RQ doorbell record. */ }; /* mlx5_common_devx.c */ __rte_internal void mlx5_devx_cq_destroy(struct mlx5_devx_cq *cq); __rte_internal int mlx5_devx_cq_create(void *ctx, struct mlx5_devx_cq *cq_obj, uint16_t log_desc_n, struct mlx5_devx_cq_attr *attr, int socket); __rte_internal void mlx5_devx_sq_destroy(struct mlx5_devx_sq *sq); __rte_internal int mlx5_devx_sq_create(void *ctx, struct mlx5_devx_sq *sq_obj, uint16_t log_wqbb_n, struct mlx5_devx_create_sq_attr *attr, int socket); __rte_internal void mlx5_devx_rq_destroy(struct mlx5_devx_rq *rq); __rte_internal int mlx5_devx_rq_create(void *ctx, struct mlx5_devx_rq *rq_obj, uint32_t wqe_size, uint16_t log_wqbb_n, struct mlx5_devx_create_rq_attr *attr, int socket); #endif /* RTE_PMD_MLX5_COMMON_DEVX_H_ */