From: Danit Goldberg <dan...@mellanox.com>
Report packet based credit mode capability via the mlx5 DV interface.
Signed-off-by: Danit Goldberg <dan...@mellanox.com>
Reviewed-by: Majd Dibbiny <m...@mellanox.com>
Signed-off-by: Leon Romanovsky <leo...@mellanox.com>
---
drivers/infiniband/hw/mlx5/main.c | 3 +++
include/uapi/rdma/mlx5-abi.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/drivers/infiniband/hw/mlx5/main.c
b/drivers/infiniband/hw/mlx5/main.c
index 0acf6a4d8f4b..1ad5e35663af 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -1018,6 +1018,9 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
if (MLX5_CAP_GEN(mdev, cqe_128_always))
resp.flags |= MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_PAD;
+ if (MLX5_CAP_GEN(mdev, qp_packet_based))
+ resp.flags |=
+ MLX5_IB_QUERY_DEV_RESP_PACKET_BASED_CREDIT_MODE;
}
if (field_avail(typeof(resp), sw_parsing_caps,
diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h
index 4af581170f62..87b3198f4b5d 100644
--- a/include/uapi/rdma/mlx5-abi.h
+++ b/include/uapi/rdma/mlx5-abi.h
@@ -237,6 +237,7 @@ enum mlx5_ib_query_dev_resp_flags {
/* Support 128B CQE compression */
MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_COMP = 1 << 0,
MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_PAD = 1 << 1,
+ MLX5_IB_QUERY_DEV_RESP_PACKET_BASED_CREDIT_MODE = 1 << 2,
};
enum mlx5_ib_tunnel_offloads {
--
2.19.1
