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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 <danitg@mellanox.com>
Reviewed-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Danit Goldberg 2018-11-30 13:22:06 +02:00 committed by Jason Gunthorpe
parent 569c665150
commit 7e11b911b5
2 changed files with 4 additions and 0 deletions
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3
drivers/infiniband/hw/mlx5/main.c
View File

@ -1018,6 +1018,9 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
if (MLX5_CAP_GEN(mdev, cqe_128_always)) if (MLX5_CAP_GEN(mdev, cqe_128_always))
resp.flags |= MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_PAD; 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, if (field_avail(typeof(resp), sw_parsing_caps,

1
include/uapi/rdma/mlx5-abi.h
View File

@ -237,6 +237,7 @@ enum mlx5_ib_query_dev_resp_flags {
/* Support 128B CQE compression */ /* Support 128B CQE compression */
MLX5_IB_QUERY_DEV_RESP_FLAGS_CQE_128B_COMP = 1 << 0, 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_FLAGS_CQE_128B_PAD = 1 << 1,
MLX5_IB_QUERY_DEV_RESP_PACKET_BASED_CREDIT_MODE = 1 << 2,
}; };
enum mlx5_ib_tunnel_offloads { enum mlx5_ib_tunnel_offloads {