From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Tue, 17 Dec 2019 13:39:52 +0000
Subject: net: phy: marvell: use genphy_check_and_restart_aneg()
Patch-mainline: v5.6-rc1
Git-commit: b5abac2d2d17ce1b30c267dd72fb91c8bc21bee1
References: bsc#1176447

Use the helper to check and restart autonegotiation for the marvell
fiber page negotiation setting.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/phy/marvell.c |   21 +--------------------
 1 file changed, 1 insertion(+), 20 deletions(-)

--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -534,26 +534,7 @@ static int marvell_config_aneg_fiber(str
 	if (err > 0)
 		changed = 1;
 
-	if (changed == 0) {
-		/* Advertisement hasn't changed, but maybe aneg was never on to
-		 * begin with?	Or maybe phy was isolated?
-		 */
-		int ctl = phy_read(phydev, MII_BMCR);
-
-		if (ctl < 0)
-			return ctl;
-
-		if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
-			changed = 1; /* do restart aneg */
-	}
-
-	/* Only restart aneg if we are advertising something different
-	 * than we were before.
-	 */
-	if (changed > 0)
-		changed = genphy_restart_aneg(phydev);
-
-	return changed;
+	return genphy_check_and_restart_aneg(phydev, changed);
 }
 
 static int m88e1510_config_aneg(struct phy_device *phydev)