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| author | Yevgeny Petrilin <yevgenyp@mellanox.co.il> | 2008-04-25 14:27:08 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-04-25 14:27:08 -0700 |
| commit | 38ae6a535470b959df67ded6798fc542bb212e19 (patch) | |
| tree | 35ee1d5450f0b0f491764ebd22babceb9cbf8f1d /include/linux/mlx4 | |
| parent | 31d1e340f0e8d53804d737571b2f2bb28a74ecc5 (diff) | |
| download | linux-38ae6a535470b959df67ded6798fc542bb212e19.tar.gz linux-38ae6a535470b959df67ded6798fc542bb212e19.tar.bz2 linux-38ae6a535470b959df67ded6798fc542bb212e19.zip | |
mlx4_core: Add HW queues allocation helpers
Wrap doorbell, buffer and MTT allocation in helper functions for
ethernet and FC modules to use.
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'include/linux/mlx4')
| -rw-r--r-- | include/linux/mlx4/device.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 0a47457931ac..9fa1a8002ce2 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -234,6 +234,12 @@ struct mlx4_db { int order; }; +struct mlx4_hwq_resources { + struct mlx4_db db; + struct mlx4_mtt mtt; + struct mlx4_buf buf; +}; + struct mlx4_mr { struct mlx4_mtt mtt; u64 iova; @@ -370,6 +376,11 @@ int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order); void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db); +int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres, + int size, int max_direct); +void mlx4_free_hwq_res(struct mlx4_dev *mdev, struct mlx4_hwq_resources *wqres, + int size); + int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt, struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq); void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq); |