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| author | Max Gurtovoy <maxg@mellanox.com> | 2017-05-28 10:53:10 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-06-01 17:05:04 -0400 |
| commit | 1410a90ae449061b7e1ae19d275148f36948801b (patch) | |
| tree | c22be91288695b39252dbc938be7776994cab58a /include/linux/mlx5 | |
| parent | eed7624552ca55c346a4e9ccaa9ab0723841aee6 (diff) | |
| download | op-kernel-dev-1410a90ae449061b7e1ae19d275148f36948801b.zip op-kernel-dev-1410a90ae449061b7e1ae19d275148f36948801b.tar.gz | |
net/mlx5: Define interface bits for fencing UMR wqe
HW can implement UMR wqe re-transmission in various ways.
Thus, add HCA cap to distinguish the needed fence for UMR to make
sure that the wqe wouldn't fail on mkey checks.
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Acked-by: Leon Romanovsky <leon@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include/linux/mlx5')
| -rw-r--r-- | include/linux/mlx5/mlx5_ifc.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 32de072..edafedb 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -766,6 +766,12 @@ enum { MLX5_CAP_PORT_TYPE_ETH = 0x1, }; +enum { + MLX5_CAP_UMR_FENCE_STRONG = 0x0, + MLX5_CAP_UMR_FENCE_SMALL = 0x1, + MLX5_CAP_UMR_FENCE_NONE = 0x2, +}; + struct mlx5_ifc_cmd_hca_cap_bits { u8 reserved_at_0[0x80]; @@ -875,7 +881,9 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 reserved_at_202[0x1]; u8 ipoib_enhanced_offloads[0x1]; u8 ipoib_basic_offloads[0x1]; - u8 reserved_at_205[0xa]; + u8 reserved_at_205[0x5]; + u8 umr_fence[0x2]; + u8 reserved_at_20c[0x3]; u8 drain_sigerr[0x1]; u8 cmdif_checksum[0x2]; u8 sigerr_cqe[0x1]; |
