linux-kernel - [PATCH net 2/3] net: hns: Fix a wrong op phy C45 code

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Message-ID: <1499165253-184543-3-git-send-email-linyunsheng@huawei.com>
Date:   Tue, 4 Jul 2017 18:47:32 +0800
From:   Lin Yun Sheng <linyunsheng@...wei.com>
To:     <davem@...emloft.net>
CC:     <huangdaode@...ilicon.com>, <xuwei5@...ilicon.com>,
        <liguozhu@...ilicon.com>, <Yisen.Zhuang@...wei.com>,
        <gabriele.paoloni@...wei.com>, <john.garry@...wei.com>,
        <linuxarm@...wei.com>, <yisen.zhuang@...wei.com>,
        <salil.mehta@...wei.com>, <lipeng321@...wei.com>,
        <tremyfr@...il.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH net 2/3] net: hns: Fix a wrong op phy C45 code

From: Yunsheng Lin <linyunsheng@...wei.com>

As the user manual described, the second step to write to C45 phy
by mdio should be data, but not address. Here we should fix this
issue.

Signed-off-by: Yankejian <yankejian@...wei.com>
Reviewed-by: lipeng <lipeng321@...wei.com>
Reviewed-by: Yunsheng Lin <linyunsheng@...wei.com>
---
 drivers/net/ethernet/hisilicon/hns_mdio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c
index e5221d9..017e084 100644
--- a/drivers/net/ethernet/hisilicon/hns_mdio.c
+++ b/drivers/net/ethernet/hisilicon/hns_mdio.c
@@ -261,7 +261,7 @@ static int hns_mdio_write(struct mii_bus *bus,
 
 		/* config the data needed writing */
 		cmd_reg_cfg = devad;
-		op = MDIO_C45_WRITE_ADDR;
+		op = MDIO_C45_WRITE_DATA;
 	}
 
 	MDIO_SET_REG_FIELD(mdio_dev, MDIO_WDATA_REG, MDIO_WDATA_DATA_M,
-- 
1.9.1