[PATCH net-next 4/5] net: hns3: remove unnecessary MAC enable in app loopback
From: Huazhong Tan <hidden>
Date: 2020-05-22 02:51:28
Also in:
lkml
Subsystem:
hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers:
Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Yufeng Mo <redacted> Packets will not pass through MAC during app loopback. Therefore, it is meaningless to enable MAC while doing app loopback. This patch removes this unnecessary action. Signed-off-by: Yufeng Mo <redacted> Signed-off-by: Huazhong Tan <redacted> --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 6e1e2cf..7c9f2ba 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c@@ -6583,8 +6583,6 @@ static int hclge_set_app_loopback(struct hclge_dev *hdev, bool en) /* 2 Then setup the loopback flag */ loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en); hnae3_set_bit(loop_en, HCLGE_MAC_APP_LP_B, en ? 1 : 0); - hnae3_set_bit(loop_en, HCLGE_MAC_TX_EN_B, en ? 1 : 0); - hnae3_set_bit(loop_en, HCLGE_MAC_RX_EN_B, en ? 1 : 0); req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
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2.7.4