diff --git a/contrib/ofed/libmlx5/mlx5-abi.h b/contrib/ofed/libmlx5/mlx5-abi.h --- a/contrib/ofed/libmlx5/mlx5-abi.h +++ b/contrib/ofed/libmlx5/mlx5-abi.h @@ -279,6 +279,11 @@ MLX5_SUPPORT_EMPW = 1 << 2, }; +struct mlx5_striding_rq_caps { + struct mlx5dv_striding_rq_caps caps; + __u32 reserved; +}; + struct mlx5_query_device_ex_resp { struct ibv_query_device_resp_ex ibv_resp; __u32 comp_mask; @@ -290,6 +295,7 @@ __u32 support_multi_pkt_send_wqe; __u32 reserved; struct mlx5dv_sw_parsing_caps sw_parsing_caps; + struct mlx5_striding_rq_caps striding_rq_caps; }; #endif /* MLX5_ABI_H */ diff --git a/contrib/ofed/libmlx5/mlx5.h b/contrib/ofed/libmlx5/mlx5.h --- a/contrib/ofed/libmlx5/mlx5.h +++ b/contrib/ofed/libmlx5/mlx5.h @@ -273,6 +273,7 @@ struct mlx5dv_cqe_comp_caps cqe_comp_caps; struct mlx5dv_ctx_allocators extern_alloc; struct mlx5dv_sw_parsing_caps sw_parsing_caps; + struct mlx5dv_striding_rq_caps striding_rq_caps; }; struct mlx5_bitmap { diff --git a/contrib/ofed/libmlx5/mlx5.c b/contrib/ofed/libmlx5/mlx5.c --- a/contrib/ofed/libmlx5/mlx5.c +++ b/contrib/ofed/libmlx5/mlx5.c @@ -636,6 +636,12 @@ comp_mask_out |= MLX5DV_CONTEXT_MASK_SWP; } + if (attrs_out->comp_mask & MLX5DV_CONTEXT_MASK_STRIDING_RQ) { + attrs_out->striding_rq_caps = mctx->striding_rq_caps; + comp_mask_out |= MLX5DV_CONTEXT_MASK_STRIDING_RQ; + } + + attrs_out->comp_mask = comp_mask_out; return 0; diff --git a/contrib/ofed/libmlx5/mlx5dv.h b/contrib/ofed/libmlx5/mlx5dv.h --- a/contrib/ofed/libmlx5/mlx5dv.h +++ b/contrib/ofed/libmlx5/mlx5dv.h @@ -58,7 +58,8 @@ enum mlx5dv_context_comp_mask { MLX5DV_CONTEXT_MASK_CQE_COMPRESION = 1 << 0, MLX5DV_CONTEXT_MASK_SWP = 1 << 1, - MLX5DV_CONTEXT_MASK_RESERVED = 1 << 2, + MLX5DV_CONTEXT_MASK_STRIDING_RQ = 1 << 2, + MLX5DV_CONTEXT_MASK_RESERVED = 1 << 3, }; struct mlx5dv_cqe_comp_caps { @@ -71,6 +72,14 @@ uint32_t supported_qpts; }; +struct mlx5dv_striding_rq_caps { + uint32_t min_single_stride_log_num_of_bytes; + uint32_t max_single_stride_log_num_of_bytes; + uint32_t min_single_wqe_log_num_of_strides; + uint32_t max_single_wqe_log_num_of_strides; + uint32_t supported_qpts; +}; + /* * Direct verbs device-specific attributes */ @@ -80,6 +89,7 @@ uint64_t comp_mask; struct mlx5dv_cqe_comp_caps cqe_comp_caps; struct mlx5dv_sw_parsing_caps sw_parsing_caps; + struct mlx5dv_striding_rq_caps striding_rq_caps; }; enum mlx5dv_context_flags { diff --git a/contrib/ofed/libmlx5/mlx5dv_query_device.3 b/contrib/ofed/libmlx5/mlx5dv_query_device.3 --- a/contrib/ofed/libmlx5/mlx5dv_query_device.3 +++ b/contrib/ofed/libmlx5/mlx5dv_query_device.3 @@ -21,6 +21,25 @@ structures are handled by comp_mask field. .PP .nf +struct mlx5dv_sw_parsing_caps { +.in +8 +uint32_t sw_parsing_offloads; /* Use enum mlx5dv_sw_parsing_offloads */ +uint32_t supported_qpts; +.in -8 +}; +.PP +.nf +struct mlx5dv_striding_rq_caps { +.in +8 +uint32_t min_single_stride_log_num_of_bytes; /* min log size of each stride */ +uint32_t max_single_stride_log_num_of_bytes; /* max log size of each stride */ +uint32_t min_single_wqe_log_num_of_strides; /* min log number of strides per WQE */ +uint32_t max_single_wqe_log_num_of_strides; /* max log number of strides per WQE */ +uint32_t supported_qpts; +.in -8 +}; +.PP +.nf struct mlx5dv_context { .in +8 uint8_t version; @@ -40,6 +59,18 @@ MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW = (1 << 3), /* Enhanced multi packet WQE is supported or not */ .in -8 }; + +.PP +.nf +enum mlx5dv_context_comp_mask { +.in +8 + MLX5DV_CONTEXT_MASK_CQE_COMPRESION = 1 << 0, + MLX5DV_CONTEXT_MASK_SWP = 1 << 1, + MLX5DV_CONTEXT_MASK_STRIDING_RQ = 1 << 2, + MLX5DV_CONTEXT_MASK_RESERVED = 1 << 3, +.in -8 +}; + .fi .SH "RETURN VALUE" 0 on success or the value of errno on failure (which indicates the failure reason). diff --git a/contrib/ofed/libmlx5/verbs.c b/contrib/ofed/libmlx5/verbs.c --- a/contrib/ofed/libmlx5/verbs.c +++ b/contrib/ofed/libmlx5/verbs.c @@ -2077,6 +2077,7 @@ mctx->cqe_comp_caps = resp.cqe_comp_caps; mctx->sw_parsing_caps = resp.sw_parsing_caps; + mctx->striding_rq_caps = resp.striding_rq_caps.caps; major = (raw_fw_ver >> 32) & 0xffff; minor = (raw_fw_ver >> 16) & 0xffff;