From: Ondrej Zary Date: Mon, 30 Jun 2014 16:38:35 +0000 (+0200) Subject: tlan: Don't disable internal PHY on cards that use it in 10 Mbps mode X-Git-Tag: firefly_0821_release~176^2~3474^2~229^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7a72eddc8e943a96afc86264e095f5b1d037ed4a;p=firefly-linux-kernel-4.4.55.git tlan: Don't disable internal PHY on cards that use it in 10 Mbps mode In tlan_reset_adapter, we disable internal PHY when an external one is used. On cards which use internal PHY in 10 Mbps mode, we enable it later when setting 10 Mbps mode but it does not really work (PHY fails to reset). Leave it enabled instead. Signed-off-by: Ondrej Zary Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c index 8278150119d5..50ac9e7b927f 100644 --- a/drivers/net/ethernet/ti/tlan.c +++ b/drivers/net/ethernet/ti/tlan.c @@ -2237,7 +2237,9 @@ tlan_reset_adapter(struct net_device *dev) } } - if (priv->phy_num == 0) + /* don't power down internal PHY if we're going to use it */ + if (priv->phy_num == 0 || + (priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10)) data |= TLAN_NET_CFG_PHY_EN; tlan_dio_write16(dev->base_addr, TLAN_NET_CONFIG, (u16) data); @@ -2688,7 +2690,6 @@ static void tlan_phy_finish_auto_neg(struct net_device *dev) struct tlan_priv *priv = netdev_priv(dev); u16 an_adv; u16 an_lpa; - u16 data; u16 mode; u16 phy; u16 status; @@ -2721,9 +2722,6 @@ static void tlan_phy_finish_auto_neg(struct net_device *dev) (priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10) && (priv->phy_num != 0)) { priv->phy_num = 0; - data = TLAN_NET_CFG_1FRAG | TLAN_NET_CFG_1CHAN - | TLAN_NET_CFG_PHY_EN; - tlan_dio_write16(dev->base_addr, TLAN_NET_CONFIG, data); tlan_set_timer(dev, (400*HZ/1000), TLAN_TIMER_PHY_PDOWN); return; }