RDMA/bnxt_re: Static NQ depth allocation
authorNaresh Kumar PBS <nareshkumar.pbs@broadcom.com>
Mon, 24 Aug 2020 18:14:34 +0000 (11:14 -0700)
committerJason Gunthorpe <jgg@nvidia.com>
Thu, 27 Aug 2020 12:30:43 +0000 (09:30 -0300)
At first, driver allocates memory for NQ based on qplib_ctx->cq_count and
qplib_ctx->srqc_count.  Later when creating ring, it uses a static value
of 128K -1.

Fixing this with a static value for now.

Fixes: b08fe048a69d ("RDMA/bnxt_re: Refactor net ring allocation function")
Link: https://lore.kernel.org/r/1598292876-26529-5-git-send-email-selvin.xavier@broadcom.com
Signed-off-by: Naresh Kumar PBS <nareshkumar.pbs@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
drivers/infiniband/hw/bnxt_re/main.c

index 17ac8b7c571047ea866ffae28d82e86f43b21977..13bbeb42794f91b56e445d801caba5f981c35701 100644 (file)
@@ -1037,8 +1037,7 @@ static int bnxt_re_alloc_res(struct bnxt_re_dev *rdev)
                struct bnxt_qplib_nq *nq;
 
                nq = &rdev->nq[i];
-               nq->hwq.max_elements = (qplib_ctx->cq_count +
-                                       qplib_ctx->srqc_count + 2);
+               nq->hwq.max_elements = BNXT_QPLIB_NQE_MAX_CNT;
                rc = bnxt_qplib_alloc_nq(&rdev->qplib_res, &rdev->nq[i]);
                if (rc) {
                        ibdev_err(&rdev->ibdev, "Alloc Failed NQ%d rc:%#x",