diff options
| author | Mitesh Ahuja <mitesh.ahuja@emulex.com> | 2014-12-18 11:42:57 +0300 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2015-02-18 19:30:59 +0300 |
| commit | 9ba1377daa51ff97815fcfb15c26621c7393d1c0 (patch) | |
| tree | 1c62545f561167f55b660443ebf931fec0ba8b8f /drivers/infiniband/hw/ocrdma/ocrdma_stats.c | |
| 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_stats.c')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_stats.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c index 614d1a8aa01d..ac98721d61f8 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c @@ -489,6 +489,9 @@ static void ocrdma_update_stats(struct ocrdma_dev *dev) { ulong now = jiffies, secs; int status = 0; + struct ocrdma_rdma_stats_resp *rdma_stats = + (struct ocrdma_rdma_stats_resp *)dev->stats_mem.va; + struct ocrdma_rsrc_stats *rsrc_stats = &rdma_stats->act_rsrc_stats; secs = jiffies_to_msecs(now - dev->last_stats_time) / 1000U; if (secs) { @@ -497,6 +500,15 @@ static void ocrdma_update_stats(struct ocrdma_dev *dev) if (status) pr_err("%s: stats mbox failed with status = %d\n", __func__, status); + /* Update PD counters from PD resource manager */ + if (dev->pd_mgr->pd_prealloc_valid) { + rsrc_stats->dpp_pds = dev->pd_mgr->pd_dpp_count; + rsrc_stats->non_dpp_pds = dev->pd_mgr->pd_norm_count; + /* Threshold stata*/ + rsrc_stats = &rdma_stats->th_rsrc_stats; + rsrc_stats->dpp_pds = dev->pd_mgr->pd_dpp_thrsh; + rsrc_stats->non_dpp_pds = dev->pd_mgr->pd_norm_thrsh; + } dev->last_stats_time = jiffies; } } |