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-rw-r--r--drivers/infiniband/hw/hns/hns_roce_cmd.c7
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_main.c4
2 files changed, 4 insertions, 7 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_cmd.c b/drivers/infiniband/hw/hns/hns_roce_cmd.c
index 8f68cc3ff193..84f3f2b5f097 100644
--- a/drivers/infiniband/hw/hns/hns_roce_cmd.c
+++ b/drivers/infiniband/hw/hns/hns_roce_cmd.c
@@ -213,8 +213,10 @@ int hns_roce_cmd_use_events(struct hns_roce_dev *hr_dev)
hr_cmd->context =
kcalloc(hr_cmd->max_cmds, sizeof(*hr_cmd->context), GFP_KERNEL);
- if (!hr_cmd->context)
+ if (!hr_cmd->context) {
+ hr_dev->cmd_mod = 0;
return -ENOMEM;
+ }
for (i = 0; i < hr_cmd->max_cmds; ++i) {
hr_cmd->context[i].token = i;
@@ -228,7 +230,6 @@ int hns_roce_cmd_use_events(struct hns_roce_dev *hr_dev)
spin_lock_init(&hr_cmd->context_lock);
hr_cmd->use_events = 1;
- down(&hr_cmd->poll_sem);
return 0;
}
@@ -239,8 +240,6 @@ void hns_roce_cmd_use_polling(struct hns_roce_dev *hr_dev)
kfree(hr_cmd->context);
hr_cmd->use_events = 0;
-
- up(&hr_cmd->poll_sem);
}
struct hns_roce_cmd_mailbox *
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 078a97193f0e..cc6eab14a222 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -873,11 +873,9 @@ int hns_roce_init(struct hns_roce_dev *hr_dev)
if (hr_dev->cmd_mod) {
ret = hns_roce_cmd_use_events(hr_dev);
- if (ret) {
+ if (ret)
dev_warn(dev,
"Cmd event mode failed, set back to poll!\n");
- hns_roce_cmd_use_polling(hr_dev);
- }
}
ret = hns_roce_init_hem(hr_dev);