[PATCH] RDMA/bnxt_re: Fix entry size during SRQ create

From: Selvin Xavier <selvin.xavier@broadcom.com>
To: jgg@ziepe.ca, dledford@redhat.com
Cc: linux-rdma@vger.kernel.org,
	Selvin Xavier <selvin.xavier@broadcom.com>,
	Devesh Sharma <devesh.sharma@broadcom.com>
Subject: [PATCH] RDMA/bnxt_re: Fix entry size during SRQ create
Date: Mon, 12 Oct 2020 23:15:52 -0700	[thread overview]
Message-ID: <1602569752-12745-1-git-send-email-selvin.xavier@broadcom.com> (raw)

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Only static WQE is supported for SRQ. So always
use the max supported SGEs while calculating
SRQ entry size.

Fixes: 2bb3c32c5c5f ("RDMA/bnxt_re: Change wr posting logic to accommodate  variable wqes")
Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
---
 drivers/infiniband/hw/bnxt_re/ib_verbs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index cf3db96..b12bf20 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -1657,8 +1657,8 @@ int bnxt_re_create_srq(struct ib_srq *ib_srq,
 	srq->qplib_srq.max_wqe = entries;
 
 	srq->qplib_srq.max_sge = srq_init_attr->attr.max_sge;
-	srq->qplib_srq.wqe_size =
-			bnxt_re_get_rwqe_size(srq->qplib_srq.max_sge);
+	 /* 128 byte wqe size for SRQ . So use max sges */
+	srq->qplib_srq.wqe_size = bnxt_re_get_rwqe_size(dev_attr->max_srq_sges);
 	srq->qplib_srq.threshold = srq_init_attr->attr.srq_limit;
 	srq->srq_limit = srq_init_attr->attr.srq_limit;
 	srq->qplib_srq.eventq_hw_ring_id = rdev->nq[0].ring_id;
-- 
2.5.5


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