net/hns3: remove read when enabling TM QCN error event

According to the HW manual, the read operation is unnecessary when
enabling TM QCN error event, so remove it.

Fixes: f53a793bb7c2 ("net/hns3: add more hardware error types")
Cc: stable@dpdk.org
Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>

diff --git a/drivers/net/hns3/hns3_intr.c b/drivers/net/hns3/hns3_intr.c
index b743b41..62e89a9 100644 (file)
--- a/drivers/net/hns3/hns3_intr.c
+++ b/drivers/net/hns3/hns3_intr.c
@@ -1782,14 +1782,7 @@ enable_tm_err_intr(struct hns3_adapter *hns, bool en)
        }
 
        /* configure TM QCN hw errors */
-       hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TM_QCN_MEM_INT_CFG, true);
-       ret = hns3_cmd_send(hw, &desc, 1);
-       if (ret) {
-               hns3_err(hw, "fail to read TM QCN CFG status, ret = %d\n", ret);
-               return ret;
-       }
-
-       hns3_cmd_reuse_desc(&desc, false);
+       hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TM_QCN_MEM_INT_CFG, false);
        if (en)
                desc.data[1] = rte_cpu_to_le_32(HNS3_TM_QCN_MEM_ERR_INT_EN);