diff options
| author | Sagi Grimberg <sagig@mellanox.com> | 2014-02-23 14:19:06 +0200 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2014-03-07 11:26:49 -0800 |
| commit | 3121e3c441b5eccdd15e6c320ec32215b334b9ec (patch) | |
| tree | caee56913d52fd2019ff11fcb7ce3af2d765eb36 /include/linux/mlx5/driver.h | |
| parent | 1b01d33560e78417334c2dc673bbfac6c644424c (diff) | |
mlx5: Implement create_mr and destroy_mr
Support create_mr and destroy_mr verbs. Creating ib_mr may be done
for either ib_mr that will register regular page lists like
alloc_fast_reg_mr routine, or indirect ib_mrs that can register other
(pre-registered) ib_mrs in an indirect manner.
In addition user may request signature enable, that will mean that the
created ib_mr may be attached with signature attributes (BSF, PSVs).
Currently we only allow direct/indirect registration modes.
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/linux/mlx5/driver.h')
| -rw-r--r-- | include/linux/mlx5/driver.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 130bc8d77fa..e1cb657ccad 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -401,6 +401,22 @@ struct mlx5_eq { struct mlx5_rsc_debug *dbg; }; +struct mlx5_core_psv { + u32 psv_idx; + struct psv_layout { + u32 pd; + u16 syndrome; + u16 reserved; + u16 bg; + u16 app_tag; + u32 ref_tag; + } psv; +}; + +struct mlx5_core_sig_ctx { + struct mlx5_core_psv psv_memory; + struct mlx5_core_psv psv_wire; +}; struct mlx5_core_mr { u64 iova; @@ -746,6 +762,9 @@ void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db); const char *mlx5_command_str(int command); int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev); void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev); +int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn, + int npsvs, u32 *sig_index); +int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num); static inline u32 mlx5_mkey_to_idx(u32 mkey) { |