diff options
| author | Mitesh Ahuja <mitesh.ahuja@emulex.com> | 2014-12-18 08:42:57 (GMT) |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2015-02-18 16:30:59 (GMT) |
| commit | 9ba1377daa51ff97815fcfb15c26621c7393d1c0 (patch) | |
| tree | 1c62545f561167f55b660443ebf931fec0ba8b8f /drivers/infiniband/hw/ocrdma/ocrdma.h | |
| parent | 978cb6a4e9a22805c1f7c2af4f5bb296df1fb266 (diff) | |
| download | linux-9ba1377daa51ff97815fcfb15c26621c7393d1c0.tar.xz | |
RDMA/ocrdma: Move PD resource management to driver.
Move PD allocation and deallocation from firmware to driver. At
driver load time all the PDs will be requested from firmware and their
management will be handled by driver to reduce mailbox commands
overhead at runtime.
Signed-off-by: Mitesh Ahuja <mitesh.ahuja@emulex.com>
Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com>
Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/ocrdma/ocrdma.h')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma.h b/drivers/infiniband/hw/ocrdma/ocrdma.h index b43456a..013cc7e 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma.h @@ -61,6 +61,7 @@ struct ocrdma_dev_attr { u32 vendor_id; u32 device_id; u16 max_pd; + u16 max_dpp_pds; u16 max_cq; u16 max_cqe; u16 max_qp; @@ -171,6 +172,21 @@ struct ocrdma_stats { struct ocrdma_dev *dev; }; +struct ocrdma_pd_resource_mgr { + u32 pd_norm_start; + u16 pd_norm_count; + u16 pd_norm_thrsh; + u16 max_normal_pd; + u32 pd_dpp_start; + u16 pd_dpp_count; + u16 pd_dpp_thrsh; + u16 max_dpp_pd; + u16 dpp_page_index; + unsigned long *pd_norm_bitmap; + unsigned long *pd_dpp_bitmap; + bool pd_prealloc_valid; +}; + struct stats_mem { struct ocrdma_mqe mqe; void *va; @@ -256,6 +272,7 @@ struct ocrdma_dev { struct ocrdma_stats tx_dbg_stats; struct ocrdma_stats rx_dbg_stats; struct dentry *dir; + struct ocrdma_pd_resource_mgr *pd_mgr; }; struct ocrdma_cq { |