diff options
| author | Jack Morgenstein <jackm@dev.mellanox.co.il> | 2007-08-01 12:29:05 +0300 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-10-09 19:59:16 -0700 |
| commit | 8ad11fb6b0739e704953e2b0aed453bf7d75d4f6 (patch) | |
| tree | 671838bc9293987efba214f2d645d7e40befc5a8 /include/linux/mlx4 | |
| parent | d7bb58fb1c0e7264a7261c7d0304121ef9402e94 (diff) | |
IB/mlx4: Implement FMRs
Implement FMRs for mlx4. This is an adaptation of code from mthca.
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Michael S. Tsirkin <mst@dev.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 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index a93520c76fde..222815d91c40 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -214,6 +214,17 @@ struct mlx4_mr { int enabled; }; +struct mlx4_fmr { + struct mlx4_mr mr; + struct mlx4_mpt_entry *mpt; + __be64 *mtts; + dma_addr_t dma_handle; + int max_pages; + int max_maps; + int maps; + u8 page_shift; +}; + struct mlx4_uar { unsigned long pfn; int index; @@ -337,4 +348,14 @@ int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port); int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16]); int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16]); +int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list, + int npages, u64 iova, u32 *lkey, u32 *rkey); +int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages, + int max_maps, u8 page_shift, struct mlx4_fmr *fmr); +int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr); +void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr, + u32 *lkey, u32 *rkey); +int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr); +int mlx4_SYNC_TPT(struct mlx4_dev *dev); + #endif /* MLX4_DEVICE_H */ |