Commit efe6f114 authored by ZhouJuan's avatar ZhouJuan
Browse files

Revert "RDMA/hns: Modify the value of long message loopback slice" 

driver inclusion
category: cleanup
bugzilla: https://gitee.com/openeuler/kernel/issues/I7RKQ1



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This reverts commit 62df4e45.

Signed-off-by: default avatarJuan Zhou <zhoujuan51@h-partners.com>
parent a1c988d0

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+5 −3
Original line number Diff line number Diff line
@@ -4849,9 +4849,11 @@ static int modify_qp_init_to_rtr(struct ib_qp *ibqp, 
	mtu = ib_mtu_enum_to_int(ib_mtu);

	if (WARN_ON(mtu <= 0))

		return -EINVAL;

#define MIN_LP_MSG_LEN 1024

	/* mtu * (2 ^ lp_pktn_ini) should be in the range of 1024 to mtu */

	lp_pktn_ini = ilog2(max(mtu, MIN_LP_MSG_LEN) / mtu);

#define MAX_LP_MSG_LEN 16384

	/* MTU * (2 ^ LP_PKTN_INI) shouldn't be bigger than 16KB */

	lp_pktn_ini = ilog2(MAX_LP_MSG_LEN / mtu);

	if (WARN_ON(lp_pktn_ini >= 0xF))

		return -EINVAL;



	if (attr_mask & IB_QP_PATH_MTU) {

		hr_reg_write(context, QPC_MTU, ib_mtu);