From: Danit Goldberg Date: Fri, 30 Nov 2018 11:22:06 +0000 (+0200) Subject: IB/mlx5: Report packet based credit mode device capability X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7e11b911b520de6a3189fafa94740f5fde2a2c98;p=linux.git IB/mlx5: Report packet based credit mode device capability Report packet based credit mode capability via the mlx5 DV interface. Signed-off-by: Danit Goldberg Reviewed-by: Majd Dibbiny Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 96515a8c9d2cb..f985d0d9b8837 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 4af581170f622..87b3198f4b5d7 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 {