diff options
| author | Devesh Sharma <devesh.sharma@broadcom.com> | 2017-05-22 03:15:40 -0700 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-06-14 13:01:59 -0400 |
| commit | 018cf5995d69d25be7330c3b8bef4c31bf2b273b (patch) | |
| tree | c9119c8ab9ad9a01024d7f7e05f8ee588b1d7455 /drivers/infiniband/hw/bnxt_re/bnxt_re.h | |
| parent | 3fb755b3d58084001c89e5f0fd558552bdef9051 (diff) | |
RDMA/bnxt_re: Fix RQE posting logic
This patch adds code to ring RQ Doorbell aggressively
so that the adapter can DMA RQ buffers sooner, instead
of DMA all WQEs in the post_recv WR list together at the
end of the post_recv verb.
Also use spinlock to serialize RQ posting
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/bnxt_re.h')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/bnxt_re.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/bnxt_re.h b/drivers/infiniband/hw/bnxt_re/bnxt_re.h index d5e457ee7e7b..08772836fded 100644 --- a/drivers/infiniband/hw/bnxt_re/bnxt_re.h +++ b/drivers/infiniband/hw/bnxt_re/bnxt_re.h @@ -58,6 +58,8 @@ #define BNXT_RE_UD_QP_HW_STALL 0x400000 +#define BNXT_RE_RQ_WQE_THRESHOLD 32 + struct bnxt_re_work { struct work_struct work; unsigned long event; |