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authorGal Pressman <galpress@amazon.com>2018-12-12 12:09:08 +0300
committerJason Gunthorpe <jgg@mellanox.com>2018-12-20 02:28:04 +0300
commit50c582de1d39231af31c881a8444333bff6f11a8 (patch)
tree26df95f6b11a250f3b9bd02060e6d2e7f3a1732e /drivers/infiniband/hw
parent90e3edd8cca453c6042bb99eff3515cb70cfb2ba (diff)
downloadlinux-50c582de1d39231af31c881a8444333bff6f11a8.tar.xz
RDMA/bnxt_re: Make use of destroy AH sleepable flag
When in a sleepable (non-atomic) context, wait for firmware completion instead of polling for it. Signed-off-by: Gal Pressman <galpress@amazon.com> Acked-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/bnxt_re/ib_verbs.c5
-rw-r--r--drivers/infiniband/hw/bnxt_re/qplib_sp.c5
-rw-r--r--drivers/infiniband/hw/bnxt_re/qplib_sp.h3
3 files changed, 8 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index 7f934c2d90eb..1e2515e2eb62 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -653,7 +653,8 @@ int bnxt_re_destroy_ah(struct ib_ah *ib_ah, u32 flags)
struct bnxt_re_dev *rdev = ah->rdev;
int rc;
- rc = bnxt_qplib_destroy_ah(&rdev->qplib_res, &ah->qplib_ah);
+ rc = bnxt_qplib_destroy_ah(&rdev->qplib_res, &ah->qplib_ah,
+ !(flags & RDMA_DESTROY_AH_SLEEPABLE));
if (rc) {
dev_err(rdev_to_dev(rdev), "Failed to destroy HW AH");
return rc;
@@ -820,7 +821,7 @@ int bnxt_re_destroy_qp(struct ib_qp *ib_qp)
if (ib_qp->qp_type == IB_QPT_GSI && rdev->qp1_sqp) {
rc = bnxt_qplib_destroy_ah(&rdev->qplib_res,
- &rdev->sqp_ah->qplib_ah);
+ &rdev->sqp_ah->qplib_ah, false);
if (rc) {
dev_err(rdev_to_dev(rdev),
"Failed to destroy HW AH for shadow QP");
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c
index 8f4b19ea409c..be03b5738f71 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c
@@ -531,7 +531,8 @@ int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
return 0;
}
-int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah)
+int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
+ bool block)
{
struct bnxt_qplib_rcfw *rcfw = res->rcfw;
struct cmdq_destroy_ah req;
@@ -545,7 +546,7 @@ int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah)
req.ah_cid = cpu_to_le32(ah->id);
rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp,
- NULL, 1);
+ NULL, block);
if (rc)
return rc;
return 0;
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.h b/drivers/infiniband/hw/bnxt_re/qplib_sp.h
index 53145aa1e7ff..39454b3f738d 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_sp.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.h
@@ -243,7 +243,8 @@ int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res,
struct bnxt_qplib_ctx *ctx);
int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
bool block);
-int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah);
+int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
+ bool block);
int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
struct bnxt_qplib_mrw *mrw);
int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,