diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/r8169.c | 112 |
1 files changed, 59 insertions, 53 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index b0573146934b..fb2e50da0e9c 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -843,75 +843,81 @@ static int rtl8169_set_speed_xmii(struct net_device *dev, { struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; - int auto_nego, giga_ctrl; - - auto_nego = mdio_read(ioaddr, MII_ADVERTISE); - auto_nego &= ~(ADVERTISE_10HALF | ADVERTISE_10FULL | - ADVERTISE_100HALF | ADVERTISE_100FULL); - giga_ctrl = mdio_read(ioaddr, MII_CTRL1000); - giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); + int giga_ctrl, bmcr; if (autoneg == AUTONEG_ENABLE) { + int auto_nego; + + auto_nego = mdio_read(ioaddr, MII_ADVERTISE); auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL | ADVERTISE_100HALF | ADVERTISE_100FULL); - giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; - } else { - if (speed == SPEED_10) - auto_nego |= ADVERTISE_10HALF | ADVERTISE_10FULL; - else if (speed == SPEED_100) - auto_nego |= ADVERTISE_100HALF | ADVERTISE_100FULL; - else if (speed == SPEED_1000) - giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; - - if (duplex == DUPLEX_HALF) - auto_nego &= ~(ADVERTISE_10FULL | ADVERTISE_100FULL); - - if (duplex == DUPLEX_FULL) - auto_nego &= ~(ADVERTISE_10HALF | ADVERTISE_100HALF); + auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; - /* This tweak comes straight from Realtek's driver. */ - if ((speed == SPEED_100) && (duplex == DUPLEX_HALF) && - ((tp->mac_version == RTL_GIGA_MAC_VER_13) || - (tp->mac_version == RTL_GIGA_MAC_VER_16))) { - auto_nego = ADVERTISE_100HALF | ADVERTISE_CSMA; - } - } + giga_ctrl = mdio_read(ioaddr, MII_CTRL1000); + giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); - /* The 8100e/8101e/8102e do Fast Ethernet only. */ - if ((tp->mac_version == RTL_GIGA_MAC_VER_07) || - (tp->mac_version == RTL_GIGA_MAC_VER_08) || - (tp->mac_version == RTL_GIGA_MAC_VER_09) || - (tp->mac_version == RTL_GIGA_MAC_VER_10) || - (tp->mac_version == RTL_GIGA_MAC_VER_13) || - (tp->mac_version == RTL_GIGA_MAC_VER_14) || - (tp->mac_version == RTL_GIGA_MAC_VER_15) || - (tp->mac_version == RTL_GIGA_MAC_VER_16)) { - if ((giga_ctrl & (ADVERTISE_1000FULL | ADVERTISE_1000HALF)) && - netif_msg_link(tp)) { + /* The 8100e/8101e/8102e do Fast Ethernet only. */ + if ((tp->mac_version != RTL_GIGA_MAC_VER_07) && + (tp->mac_version != RTL_GIGA_MAC_VER_08) && + (tp->mac_version != RTL_GIGA_MAC_VER_09) && + (tp->mac_version != RTL_GIGA_MAC_VER_10) && + (tp->mac_version != RTL_GIGA_MAC_VER_13) && + (tp->mac_version != RTL_GIGA_MAC_VER_14) && + (tp->mac_version != RTL_GIGA_MAC_VER_15) && + (tp->mac_version != RTL_GIGA_MAC_VER_16)) { + giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; + } else if (netif_msg_link(tp)) { printk(KERN_INFO "%s: PHY does not support 1000Mbps.\n", dev->name); } - giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); - } - auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; + bmcr = BMCR_ANENABLE | BMCR_ANRESTART; + + if ((tp->mac_version == RTL_GIGA_MAC_VER_11) || + (tp->mac_version == RTL_GIGA_MAC_VER_12) || + (tp->mac_version >= RTL_GIGA_MAC_VER_17)) { + /* + * Wake up the PHY. + * Vendor specific (0x1f) and reserved (0x0e) MII + * registers. + */ + mdio_write(ioaddr, 0x1f, 0x0000); + mdio_write(ioaddr, 0x0e, 0x0000); + } + + mdio_write(ioaddr, MII_ADVERTISE, auto_nego); + mdio_write(ioaddr, MII_CTRL1000, giga_ctrl); + } else { + giga_ctrl = 0; + + if (speed == SPEED_10) + bmcr = 0; + else if (speed == SPEED_100) + bmcr = BMCR_SPEED100; + else + return -EINVAL; + + if (duplex == DUPLEX_FULL) + bmcr |= BMCR_FULLDPLX; - if ((tp->mac_version == RTL_GIGA_MAC_VER_11) || - (tp->mac_version == RTL_GIGA_MAC_VER_12) || - (tp->mac_version >= RTL_GIGA_MAC_VER_17)) { - /* - * Wake up the PHY. - * Vendor specific (0x1f) and reserved (0x0e) MII registers. - */ mdio_write(ioaddr, 0x1f, 0x0000); - mdio_write(ioaddr, 0x0e, 0x0000); } tp->phy_1000_ctrl_reg = giga_ctrl; - mdio_write(ioaddr, MII_ADVERTISE, auto_nego); - mdio_write(ioaddr, MII_CTRL1000, giga_ctrl); - mdio_write(ioaddr, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART); + mdio_write(ioaddr, MII_BMCR, bmcr); + + if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || + (tp->mac_version == RTL_GIGA_MAC_VER_03)) { + if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) { + mdio_write(ioaddr, 0x17, 0x2138); + mdio_write(ioaddr, 0x0e, 0x0260); + } else { + mdio_write(ioaddr, 0x17, 0x2108); + mdio_write(ioaddr, 0x0e, 0x0000); + } + } + return 0; } |