Differential D32202 Diff 95860 contrib/ofed/libmlx5/mlx5dv.h

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contrib/ofed/libmlx5/mlx5dv.h

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enum mlx5dv_obj_type {		enum mlx5dv_obj_type {
MLX5DV_OBJ_QP = 1 << 0,		MLX5DV_OBJ_QP = 1 << 0,
MLX5DV_OBJ_CQ = 1 << 1,		MLX5DV_OBJ_CQ = 1 << 1,
MLX5DV_OBJ_SRQ = 1 << 2,		MLX5DV_OBJ_SRQ = 1 << 2,
MLX5DV_OBJ_RWQ = 1 << 3,		MLX5DV_OBJ_RWQ = 1 << 3,
};		};

		enum mlx5dv_wq_init_attr_mask {
		MLX5DV_WQ_INIT_ATTR_MASK_STRIDING_RQ = 1 << 0,
		};

		struct mlx5dv_striding_rq_init_attr {
		uint32_t single_stride_log_num_of_bytes;
		uint32_t single_wqe_log_num_of_strides;
		uint8_t two_byte_shift_en;
		};

		struct mlx5dv_wq_init_attr {
		uint64_t comp_mask; /* Use enum mlx5dv_wq_init_attr_mask */
		struct mlx5dv_striding_rq_init_attr striding_rq_attrs;
		};

/*		/*
		* This function creates a work queue object with extra properties
		* defined by mlx5dv_wq_init_attr struct.
		*
		* For each bit in the comp_mask, a field in mlx5dv_wq_init_attr
		* should follow.
		*
		* MLX5DV_WQ_INIT_ATTR_MASK_STRIDING_RQ: Create a work queue with
		* striding RQ capabilities.
		* - single_stride_log_num_of_bytes represents the size of each stride in the
		* WQE and its value should be between min_single_stride_log_num_of_bytes
		* and max_single_stride_log_num_of_bytes that are reported in
		* mlx5dv_query_device.
		* - single_wqe_log_num_of_strides represents the number of strides in each WQE.
		* Its value should be between min_single_wqe_log_num_of_strides and
		* max_single_wqe_log_num_of_strides that are reported in mlx5dv_query_device.
		* - two_byte_shift_en: When enabled, hardware pads 2 bytes of zeroes
		* before writing the message to memory (e.g. for IP alignment)
		*/
		struct ibv_wq mlx5dv_create_wq(struct ibv_context context,
		struct ibv_wq_init_attr *wq_init_attr,
		struct mlx5dv_wq_init_attr *mlx5_wq_attr);

		/*
* This function will initialize mlx5dv_xxx structs based on supplied type.		* This function will initialize mlx5dv_xxx structs based on supplied type.
* The information for initialization is taken from ibv_xx structs supplied		* The information for initialization is taken from ibv_xx structs supplied
* as part of input.		* as part of input.
*		*
* Request information of CQ marks its owned by DV for all consumer index		* Request information of CQ marks its owned by DV for all consumer index
* related actions.		* related actions.
*		*
* The initialization type can be combination of several types together.		* The initialization type can be combination of several types together.
▲ Show 20 Lines • Show All 88 Lines • ▼ Show 20 Lines	struct mlx5_err_cqe {
uint8_t syndrome;		uint8_t syndrome;
uint32_t s_wqe_opcode_qpn;		uint32_t s_wqe_opcode_qpn;
uint16_t wqe_counter;		uint16_t wqe_counter;
uint8_t signature;		uint8_t signature;
uint8_t op_own;		uint8_t op_own;
};		};

struct mlx5_cqe64 {		struct mlx5_cqe64 {
uint8_t rsvd0[17];		uint8_t rsvd0[2];
		__be16 wqe_id;
		uint8_t rsvd4[13];
uint8_t ml_path;		uint8_t ml_path;
uint8_t rsvd20[4];		uint8_t rsvd20[4];
__be16 slid;		__be16 slid;
__be32 flags_rqpn;		__be32 flags_rqpn;
uint8_t hds_ip_ext;		uint8_t hds_ip_ext;
uint8_t l4_hdr_type_etc;		uint8_t l4_hdr_type_etc;
__be16 vlan_info;		__be16 vlan_info;
__be32 srqn_uidx;		__be32 srqn_uidx;
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struct mlx5_wqe_ctrl_seg {		struct mlx5_wqe_ctrl_seg {
__be32 opmod_idx_opcode;		__be32 opmod_idx_opcode;
__be32 qpn_ds;		__be32 qpn_ds;
uint8_t signature;		uint8_t signature;
uint8_t rsvd[2];		uint8_t rsvd[2];
uint8_t fm_ce_se;		uint8_t fm_ce_se;
__be32 imm;		__be32 imm;
		};

		struct mlx5_mprq_wqe {
		struct mlx5_wqe_srq_next_seg nseg;
		struct mlx5_wqe_data_seg dseg;
};		};

struct mlx5_wqe_av {		struct mlx5_wqe_av {
union {		union {
struct {		struct {
__be32 qkey;		__be32 qkey;
__be32 reserved;		__be32 reserved;
} qkey;		} qkey;
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