Commit 90e3edd8 authored by Gal Pressman's avatar Gal Pressman Committed by Jason Gunthorpe
Browse files

RDMA/bnxt_re: Make use of create AH sleepable flag 



When in a sleepable (non-atomic) context, wait for firmware completion
instead of polling for it.

Signed-off-by: default avatarGal Pressman <galpress@amazon.com>
Acked-by: default avatarSelvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 2553ba21

drivers/infiniband/hw/bnxt_re/ib_verbs.c

+3 −2
Original line number Diff line number Diff line
@@ -723,7 +723,8 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd, 
	}



	memcpy(ah->qplib_ah.dmac, ah_attr->roce.dmac, ETH_ALEN);

	rc = bnxt_qplib_create_ah(&rdev->qplib_res, &ah->qplib_ah);

	rc = bnxt_qplib_create_ah(&rdev->qplib_res, &ah->qplib_ah,

				  !(flags & RDMA_CREATE_AH_SLEEPABLE));

	if (rc) {

		dev_err(rdev_to_dev(rdev), "Failed to allocate HW AH");

		goto fail;
@@ -959,7 +960,7 @@ static struct bnxt_re_ah *bnxt_re_create_shadow_qp_ah 
	/* Have DMAC same as SMAC */

	ether_addr_copy(ah->qplib_ah.dmac, rdev->netdev->dev_addr);



	rc = bnxt_qplib_create_ah(&rdev->qplib_res, &ah->qplib_ah);

	rc = bnxt_qplib_create_ah(&rdev->qplib_res, &ah->qplib_ah, false);

	if (rc) {

		dev_err(rdev_to_dev(rdev),

			"Failed to allocate HW AH for Shadow QP");

drivers/infiniband/hw/bnxt_re/qplib_sp.c

+3 −2
Original line number Diff line number Diff line
@@ -488,7 +488,8 @@ int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res, 
}



/* AH */

int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah)

int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,

			 bool block)

{

	struct bnxt_qplib_rcfw *rcfw = res->rcfw;

	struct cmdq_create_ah req;
@@ -522,7 +523,7 @@ int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah) 
	req.dest_mac[2] = cpu_to_le16(temp16[2]);



	rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp,

					  NULL, 1);

					  NULL, block);

	if (rc)

		return rc;

drivers/infiniband/hw/bnxt_re/qplib_sp.h

+2 −1
Original line number Diff line number Diff line
@@ -241,7 +241,8 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, 
int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res,

				  struct bnxt_qplib_rcfw *rcfw,

				  struct bnxt_qplib_ctx *ctx);

int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah);

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_alloc_mrw(struct bnxt_qplib_res *res,

			 struct bnxt_qplib_mrw *mrw);

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