diff options
Diffstat (limited to 'target/linux/ixp4xx/patches-3.10/206-npe_driver_add_update_link_function.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches-3.10/206-npe_driver_add_update_link_function.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-3.10/206-npe_driver_add_update_link_function.patch b/target/linux/ixp4xx/patches-3.10/206-npe_driver_add_update_link_function.patch new file mode 100644 index 0000000000..5003ba744c --- /dev/null +++ b/target/linux/ixp4xx/patches-3.10/206-npe_driver_add_update_link_function.patch @@ -0,0 +1,98 @@ +--- a/drivers/net/ethernet/xscale/ixp4xx_eth.c ++++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c +@@ -177,7 +177,7 @@ struct port { + struct desc *desc_tab; /* coherent */ + u32 desc_tab_phys; + int id; /* logical port ID */ +- int speed, duplex; ++ int link, speed, duplex; + u8 firmware[4]; + int hwts_tx_en; + int hwts_rx_en; +@@ -542,37 +542,52 @@ static void ixp4xx_mdio_remove(void) + mdiobus_free(mdio_bus); + } + +- +-static void ixp4xx_adjust_link(struct net_device *dev) ++static void ixp4xx_update_link(struct net_device *dev) + { + struct port *port = netdev_priv(dev); +- struct phy_device *phydev = port->phydev; + +- if (!phydev->link) { +- if (port->speed) { +- port->speed = 0; +- printk(KERN_INFO "%s: link down\n", dev->name); +- } ++ if (!port->link) { ++ netif_carrier_off(dev); ++ printk(KERN_INFO "%s: link down\n", dev->name); + return; + } + +- if (port->speed == phydev->speed && port->duplex == phydev->duplex) +- return; +- +- port->speed = phydev->speed; +- port->duplex = phydev->duplex; +- +- if (port->duplex) ++ if (port->duplex == DUPLEX_FULL) + __raw_writel(DEFAULT_TX_CNTRL0 & ~TX_CNTRL0_HALFDUPLEX, + &port->regs->tx_control[0]); + else + __raw_writel(DEFAULT_TX_CNTRL0 | TX_CNTRL0_HALFDUPLEX, + &port->regs->tx_control[0]); + ++ netif_carrier_on(dev); + printk(KERN_INFO "%s: link up, speed %u Mb/s, %s duplex\n", + dev->name, port->speed, port->duplex ? "full" : "half"); + } + ++static void ixp4xx_adjust_link(struct net_device *dev) ++{ ++ struct port *port = netdev_priv(dev); ++ struct phy_device *phydev = port->phydev; ++ int status_change = 0; ++ ++ if (phydev->link) { ++ if (port->duplex != phydev->duplex ++ || port->speed != phydev->speed) { ++ status_change = 1; ++ } ++ } ++ ++ if (phydev->link != port->link) ++ status_change = 1; ++ ++ port->link = phydev->link; ++ port->speed = phydev->speed; ++ port->duplex = phydev->duplex; ++ ++ if (status_change) ++ ixp4xx_update_link(dev); ++} ++ + static int ixp4xx_phy_connect(struct net_device *dev) + { + struct port *port = netdev_priv(dev); +@@ -608,7 +623,6 @@ static void ixp4xx_phy_start(struct net_ + { + struct port *port = netdev_priv(dev); + +- port->speed = 0; /* force "link up" message */ + phy_start(port->phydev); + } + +@@ -1500,6 +1514,10 @@ static int eth_init_one(struct platform_ + if ((err = register_netdev(dev))) + goto err_phy_dis; + ++ port->link = 0; ++ port->speed = 0; ++ port->duplex = -1; ++ + printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy, + npe_name(port->npe)); + |