linux-kernel - [PATCH net] r8169: always autoneg on resume

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Date:   Sat, 29 Sep 2018 21:18:41 -0400
From:   "Alex Xu (Hello71)" <alex_y_xu@...oo.ca>
To:     linux-netdev@...r.kernel.org
Cc:     hkallweit1@...il.com, nic_swsd@...ltek.com, davem@...emloft.net,
        linux-kernel@...r.kernel.org
Subject: [PATCH net] r8169: always autoneg on resume

This affects at least versions 25 and 33, so assume all cards are broken
and just renegotiate by default.

Fixes: a2965f12fde6 ("r8169: remove rtl8169_set_speed_xmii")
Signed-off-by: Alex Xu (Hello71) <alex_y_xu@...oo.ca>
---
 drivers/net/ethernet/realtek/r8169.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index ab30aaeac6d3..db2f347c1463 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -4072,13 +4072,12 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
 
 	genphy_soft_reset(dev->phydev);
 
-	/* It was reported that chip version 33 ends up with 10MBit/Half on a
+	/* It was reported that several chips end up with 10MBit/Half on a
 	 * 1GBit link after resuming from S3. For whatever reason the PHY on
-	 * this chip doesn't properly start a renegotiation when soft-reset.
+	 * these chips doesn't properly start a renegotiation when soft-reset.
 	 * Explicitly requesting a renegotiation fixes this.
 	 */
-	if (tp->mac_version == RTL_GIGA_MAC_VER_33 &&
-	    dev->phydev->autoneg == AUTONEG_ENABLE)
+	if (dev->phydev->autoneg == AUTONEG_ENABLE)
 		phy_restart_aneg(dev->phydev);
 }
 
-- 
2.19.0