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RDMA/hns: Not support qp transition from reset to reset for hip06 

Because hip06 hardware is not support for qp transition from
reset to reset state, it need to return errno when qp
transited from reset to reset. This patch fixes it.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
hifive-unleashed-5.1
oulijun 2018-05-04 10:57:08 +08:00 committed by Doug Ledford
parent 2349fdd483
commit 391bd5fc7d
1 changed files with 8 additions and 1 deletions
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9
drivers/infiniband/hw/hns/hns_roce_qp.c
View File

@ -956,7 +956,14 @@ int hns_roce_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
}
if (cur_state == new_state && cur_state == IB_QPS_RESET) {
ret = 0;
if (hr_dev->caps.min_wqes) {
ret = -EPERM;
dev_err(dev, "cur_state=%d new_state=%d\n", cur_state,
new_state);
} else {
ret = 0;
}
goto out;
}