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From:   Huazhong Tan <tanhuazhong@huawei.com>
To:     <andrew@lunn.ch>, <f.fainelli@gmail.com>, <hkallweit1@gmail.com>,
        <linux@armlinux.org.uk>, <davem@davemloft.net>
CC:     <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <linuxarm@huawei.com>, <kuba@kernel.org>,
        Yufeng Mo <moyufeng@huawei.com>,
        Jian Shen <shenjian15@huawei.com>,
        Huazhong Tan <tanhuazhong@huawei.com>
Subject: [PATCH net-next] net: phy: realtek: add loopback support for RTL8211F
Date:   Wed, 13 May 2020 16:25:44 +0800
Message-ID: <1589358344-14009-1-git-send-email-tanhuazhong@huawei.com>
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Sender: linux-kernel-owner@vger.kernel.org
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From: Yufeng Mo <moyufeng@huawei.com>

PHY loopback is already supported by genphy driver. This patch
adds the set_loopback interface to RTL8211F PHY driver, so the PHY
selftest can run properly on it.

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
---
 drivers/net/phy/realtek.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index c7229d0..6c5918c 100644
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -615,6 +615,7 @@ static struct phy_driver realtek_drvs[] = {
 		.resume		= genphy_resume,
 		.read_page	= rtl821x_read_page,
 		.write_page	= rtl821x_write_page,
+		.set_loopback   = genphy_loopback,
 	}, {
 		.name		= "Generic FE-GE Realtek PHY",
 		.match_phy_device = rtlgen_match_phy_device,
-- 
2.7.4