From: Dan Murphy Date: Fri, 29 Jun 2018 15:35:46 +0000 (-0500) Subject: net: phy: DP83TC811: Fix SGMII enable/disable X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=00f553660a7f524a3b913cb5cf6c5f33f9638f09;p=linux.git net: phy: DP83TC811: Fix SGMII enable/disable If SGMII was selected in the DT then the device should write the SGMII enable bit. If SGMII is not selected in the DT then the SGMII bit should be disabled. Signed-off-by: Dan Murphy Signed-off-by: David S. Miller --- diff --git a/drivers/net/phy/dp83tc811.c b/drivers/net/phy/dp83tc811.c index f8653f5d8789f..78cad134a79ea 100644 --- a/drivers/net/phy/dp83tc811.c +++ b/drivers/net/phy/dp83tc811.c @@ -284,21 +284,19 @@ static int dp83811_config_init(struct phy_device *phydev) if (err < 0) return err; + value = phy_read(phydev, MII_DP83811_SGMII_CTRL); if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { - value = phy_read(phydev, MII_DP83811_SGMII_CTRL); - if (!(value & DP83811_SGMII_EN)) { - err = phy_write(phydev, MII_DP83811_SGMII_CTRL, + err = phy_write(phydev, MII_DP83811_SGMII_CTRL, (DP83811_SGMII_EN | value)); - if (err < 0) - return err; - } else { - err = phy_write(phydev, MII_DP83811_SGMII_CTRL, - (~DP83811_SGMII_EN & value)); - if (err < 0) - return err; - } + } else { + err = phy_write(phydev, MII_DP83811_SGMII_CTRL, + (~DP83811_SGMII_EN & value)); } + if (err < 0) + + return err; + value = DP83811_WOL_MAGIC_EN | DP83811_WOL_SECURE_ON | DP83811_WOL_EN; return phy_write_mmd(phydev, DP83811_DEVADDR, MII_DP83811_WOL_CFG,