[dpdk-dev] [PATCH 2/3] common/mlx5: read checksum capability from DevX
Odi Assli
odia at nvidia.com
Thu Apr 22 12:17:35 CEST 2021
> Subject: [PATCH 2/3] common/mlx5: read checksum capability from DevX
>
> mlx5 in Windows needs the hca capability csum_cap to query the NIC for
> checksum offloading support
>
> Added the capability as part of the capabilities queried by the PMD using
> DevX.
>
> Signed-off-by: Tal Shnaiderman <talshn at nvidia.com>
> Acked-by: Matan Azrad <matan at nvidia.com>
> ---
> drivers/common/mlx5/mlx5_devx_cmds.c | 2 ++
> drivers/common/mlx5/mlx5_devx_cmds.h | 1 +
> 2 files changed, 3 insertions(+)
>
> diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c
> b/drivers/common/mlx5/mlx5_devx_cmds.c
> index 268bcd0d99..d2e4ab33a2 100644
> --- a/drivers/common/mlx5/mlx5_devx_cmds.c
> +++ b/drivers/common/mlx5/mlx5_devx_cmds.c
> @@ -837,6 +837,8 @@ mlx5_devx_cmd_query_hca_attr(void *ctx,
> hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
> attr->wqe_vlan_insert =
> MLX5_GET(per_protocol_networking_offload_caps,
> hcattr, wqe_vlan_insert);
> + attr->csum_cap =
> MLX5_GET(per_protocol_networking_offload_caps,
> + hcattr, csum_cap);
> attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps,
> hcattr,
> lro_cap);
> attr->tunnel_lro_gre =
> MLX5_GET(per_protocol_networking_offload_caps,
> diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h
> b/drivers/common/mlx5/mlx5_devx_cmds.h
> index 67b5f771c6..1fb9130e51 100644
> --- a/drivers/common/mlx5/mlx5_devx_cmds.h
> +++ b/drivers/common/mlx5/mlx5_devx_cmds.h
> @@ -92,6 +92,7 @@ struct mlx5_hca_attr {
> uint32_t eth_net_offloads:1;
> uint32_t eth_virt:1;
> uint32_t wqe_vlan_insert:1;
> + uint32_t csum_cap:1;
> uint32_t wqe_inline_mode:2;
> uint32_t vport_inline_mode:3;
> uint32_t tunnel_stateless_geneve_rx:1;
> --
> 2.16.1.windows.4
Tested-by: Odi Assli <odia at nvidia.com>
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