From 0212b22c31b5902c0ae006aef572e1e3f5d4227f Mon Sep 17 00:00:00 2001 From: nbd Date: Fri, 29 Jan 2016 00:42:38 +0000 Subject: [PATCH] lantiq: fix PHY state handling issue Signed-off-by: Felix Fietkau git-svn-id: svn://svn.openwrt.org/openwrt/trunk@48546 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../patches-4.4/0400-xrx200-net-multi-phy.patch | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 target/linux/lantiq/patches-4.4/0400-xrx200-net-multi-phy.patch diff --git a/target/linux/lantiq/patches-4.4/0400-xrx200-net-multi-phy.patch b/target/linux/lantiq/patches-4.4/0400-xrx200-net-multi-phy.patch new file mode 100644 index 0000000000..a86fe8de40 --- /dev/null +++ b/target/linux/lantiq/patches-4.4/0400-xrx200-net-multi-phy.patch @@ -0,0 +1,38 @@ +--- a/drivers/net/ethernet/lantiq_xrx200.c ++++ b/drivers/net/ethernet/lantiq_xrx200.c +@@ -1209,13 +1209,18 @@ static void xrx200_gmac_update(struct xr + static void xrx200_mdio_link(struct net_device *dev) + { + struct xrx200_priv *priv = netdev_priv(dev); ++ bool changed = false, link = false; + int i; + + for (i = 0; i < priv->num_port; i++) { + if (!priv->port[i].phydev) + continue; + ++ if (priv->port[i].phydev->link) ++ link = true; ++ + if (priv->port[i].link != priv->port[i].phydev->link) { ++ changed = true; + xrx200_gmac_update(&priv->port[i]); + priv->port[i].link = priv->port[i].phydev->link; + netdev_info(dev, "port %d %s link\n", +@@ -1223,6 +1228,8 @@ static void xrx200_mdio_link(struct net_ + (priv->port[i].link)?("got"):("lost")); + } + } ++ if (changed && !link) ++ netif_carrier_off(dev); + } + + static inline int xrx200_mdio_poll(struct mii_bus *bus) +@@ -1300,6 +1307,7 @@ static int xrx200_mdio_probe(struct net_ + | SUPPORTED_TP); + phydev->advertising = phydev->supported; + port->phydev = phydev; ++ phydev->no_auto_carrier_off = true; + + pr_info("%s: attached PHY [%s] (phy_addr=%s, irq=%d)\n", + dev->name, phydev->drv->name, -- 2.11.0