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 <tal...@nvidia.com>
Acked-by: Matan Azrad <ma...@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

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