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net: phy: marvell10g: check for newly set aneg

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Even if the advertisement registers content didn't change, we may have
just switched to aneg, and therefore have to trigger an aneg restart.
This matches the behavior of genphy_config_aneg().

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2019-02-17 10:32:29 +01:00 committed by David S. Miller
parent 3de97f3c63
commit 3ce2a027ae
1 changed files with 10 additions and 0 deletions
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10
drivers/net/phy/marvell10g.c
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@ -296,6 +296,16 @@ static int mv3310_config_aneg(struct phy_device *phydev)
if (ret > 0) if (ret > 0)
changed = true; changed = true;
if (!changed) {
/* Configure and restart aneg if it wasn't set before */
ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_CTRL1);
if (ret < 0)
return ret;
if (!(ret & MDIO_AN_CTRL1_ENABLE))
changed = 1;
}
if (changed) if (changed)
ret = genphy_c45_restart_aneg(phydev); ret = genphy_c45_restart_aneg(phydev);