From 537bc924f367e35a351cbddbc502995cf5bd18c8 Mon Sep 17 00:00:00 2001
From: Wenpeng Liang <liangwenpeng@huawei.com>
Date: Fri, 2 Apr 2021 17:07:31 +0800
Subject: [PATCH] RDMA/hns: Remove unsupported QP types
The hns ROCEE does not support UC QP currently.
Link: https://lore.kernel.org/r/1617354454-47840-7-git-send-email-liweihang@huawei.com
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
---
drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 3 +--
drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 1 -
drivers/infiniband/hw/hns/hns_roce_qp.c | 2 --
3 files changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index e5f7c2e80352bb..8a3fe6d90b795a 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -3449,8 +3449,7 @@ static int hns_roce_v1_q_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
((roce_get_bit(context->qpc_bytes_4,
QP_CONTEXT_QPC_BYTE_4_ATOMIC_OPERATION_ENABLE_S)) << 3);
- if (hr_qp->ibqp.qp_type == IB_QPT_RC ||
- hr_qp->ibqp.qp_type == IB_QPT_UC) {
+ if (hr_qp->ibqp.qp_type == IB_QPT_RC) {
struct ib_global_route *grh =
rdma_ah_retrieve_grh(&qp_attr->ah_attr);
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index d7a37f88172e36..436cac20ca9750 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5329,7 +5329,6 @@ static int hns_roce_v2_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
V2_QPC_BYTE_76_ATE_S)) << V2_QP_ATE_S);
if (hr_qp->ibqp.qp_type == IB_QPT_RC ||
- hr_qp->ibqp.qp_type == IB_QPT_UC ||
hr_qp->ibqp.qp_type == IB_QPT_XRC_INI ||
hr_qp->ibqp.qp_type == IB_QPT_XRC_TGT) {
struct ib_global_route *grh =
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index f214bd0acb4b9e..230a909ba9bcd1 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -1189,8 +1189,6 @@ int to_hr_qp_type(int qp_type)
switch (qp_type) {
case IB_QPT_RC:
return SERV_TYPE_RC;
- case IB_QPT_UC:
- return SERV_TYPE_UC;
case IB_QPT_UD:
case IB_QPT_GSI:
return SERV_TYPE_UD;
--
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