diff options
| author | Ofer Levi <oferle@nvidia.com> | 2022-06-08 13:04:52 -0700 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2022-06-13 14:59:06 -0700 |
| commit | cdcdce948d64139aea1c6dfea4b04f5c8ad2784e (patch) | |
| tree | 359ca3b163f1a3afeccd67c569f0a2ff9e5589cc /include/linux/mlx5/mlx5_ifc.h | |
| parent | d107ba1f7c067b08eb4b8ca7c51187fb7c4d97f2 (diff) | |
| download | linux-cdcdce948d64139aea1c6dfea4b04f5c8ad2784e.tar.bz2 | |
net/mlx5: Add bits and fields to support enhanced CQE compression
Expose ifc bits and add needed structure fields and methods to
support enhanced CQE compression feature.
The enhanced CQE compression feature improves cpu utiliziation with
better packet latency from nic to host.
Signed-off-by: Ofer Levi <oferle@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'include/linux/mlx5/mlx5_ifc.h')
| -rw-r--r-- | include/linux/mlx5/mlx5_ifc.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index f678ad88a7d5..8e87eb47f9dc 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -1739,7 +1739,9 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 log_max_dci_errored_streams[0x5]; u8 reserved_at_598[0x8]; - u8 reserved_at_5a0[0x13]; + u8 reserved_at_5a0[0x10]; + u8 enhanced_cqe_compression[0x1]; + u8 reserved_at_5b1[0x2]; u8 log_max_dek[0x5]; u8 reserved_at_5b8[0x4]; u8 mini_cqe_resp_stride_index[0x1]; @@ -4139,7 +4141,8 @@ struct mlx5_ifc_cqc_bits { u8 cqe_comp_en[0x1]; u8 mini_cqe_res_format[0x2]; u8 st[0x4]; - u8 reserved_at_18[0x8]; + u8 reserved_at_18[0x6]; + u8 cqe_compression_layout[0x2]; u8 reserved_at_20[0x20]; |