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| author | Eli Cohen <eli@mellanox.com> | 2020-07-15 07:28:32 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@mellanox.com> | 2020-07-16 08:21:29 +0300 |
| commit | 1dcb6c36a5ebac46099b6363ccf8f4e7563d51e2 (patch) | |
| tree | 713adceccd0a841095337eb6a1de6abea1f2c3a4 /include/linux/mlx5/mlx5_ifc.h | |
| parent | 4dca650991e4175b8d5bae7ff6f1637a0c42be4a (diff) | |
| download | linux-1dcb6c36a5ebac46099b6363ccf8f4e7563d51e2.tar.xz | |
net/mlx5: Support setting access rights of dma addresses
mlx5_fill_page_frag_array() is used to populate dma addresses to
resources that require it, such as QPs, RQs etc. When the resource is
used, PA list permissions are ignored. For resources that use MTT list,
the user is required to provide the access rights. Subsequent patches
use resources that require MTT lists, so modify API and implementation
to support that.
Signed-off-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'include/linux/mlx5/mlx5_ifc.h')
| -rw-r--r-- | include/linux/mlx5/mlx5_ifc.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 3786888cb1ba..5890e5c9da77 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -10653,4 +10653,10 @@ struct mlx5_ifc_tls_progress_params_bits { u8 hw_offset_record_number[0x18]; }; +enum { + MLX5_MTT_PERM_READ = 1 << 0, + MLX5_MTT_PERM_WRITE = 1 << 1, + MLX5_MTT_PERM_RW = MLX5_MTT_PERM_READ | MLX5_MTT_PERM_WRITE, +}; + #endif /* MLX5_IFC_H */ |