From: Lijun Ou <oulijun@huawei.com>
Date: Fri, 29 Sep 2017 23:10:07 +0800
Subject: RDMA/hns: Modify the value with rd&dest_rd of qp_attr
Patch-mainline: v4.15-rc1
Git-commit: be7acd9d01c65a5d947ecd36d7b78b838b7313e5
References: bsc#1104427 FATE#326416
The value of max_rd_atomic and max_dest_rd_atomic in query_qp
are incorrect. It should be assigned by left shifting of
the bit in hip06 SoC.
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -3484,10 +3484,10 @@ static int hns_roce_v1_q_qp(struct ib_qp
QP_CONTEXT_QPC_BYTES_12_P_KEY_INDEX_S);
qp_attr->port_num = hr_qp->port + 1;
qp_attr->sq_draining = 0;
- qp_attr->max_rd_atomic = roce_get_field(context->qpc_bytes_156,
+ qp_attr->max_rd_atomic = 1 << roce_get_field(context->qpc_bytes_156,
QP_CONTEXT_QPC_BYTES_156_INITIATOR_DEPTH_M,
QP_CONTEXT_QPC_BYTES_156_INITIATOR_DEPTH_S);
- qp_attr->max_dest_rd_atomic = roce_get_field(context->qpc_bytes_32,
+ qp_attr->max_dest_rd_atomic = 1 << roce_get_field(context->qpc_bytes_32,
QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_M,
QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_S);
qp_attr->min_rnr_timer = (u8)(roce_get_field(context->qpc_bytes_24,