X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fr8169.c;h=c3015d68bbbed3df96367cc71ef27d0527855889;hb=783c99f42e221217761e9c319838d5533107f7cb;hp=653b9a7a417877ba7596bb8c2c35b708acbdaf56;hpb=b518fa8eac2d0ac497c0fdb27e4cec68d0249bb7;p=pandora-kernel.git diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 653b9a7a4178..c3015d68bbbe 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -6,26 +6,26 @@ History: Feb 4 2002 - created initially by ShuChen . May 20 2002 - Add link status force-mode and TBI mode support. - 2004 - Massive updates. See kernel SCM system for details. + 2004 - Massive updates. See kernel SCM system for details. ========================================================================= 1. [DEPRECATED: use ethtool instead] The media can be forced in 5 modes. Command: 'insmod r8169 media = SET_MEDIA' Ex: 'insmod r8169 media = 0x04' will force PHY to operate in 100Mpbs Half-duplex. - + SET_MEDIA can be: _10_Half = 0x01 _10_Full = 0x02 _100_Half = 0x04 _100_Full = 0x08 _1000_Full = 0x10 - + 2. Support TBI mode. ========================================================================= VERSION 1.1 <2002/10/4> The bit4:0 of MII register 4 is called "selector field", and have to be 00001b to indicate support of IEEE std 802.3 during NWay process of - exchanging Link Code Word (FLP). + exchanging Link Code Word (FLP). VERSION 1.2 <2002/11/30> @@ -81,10 +81,10 @@ VERSION 2.2LK <2005/01/25> #ifdef RTL8169_DEBUG #define assert(expr) \ - if(!(expr)) { \ - printk( "Assertion failed! %s,%s,%s,line=%d\n", \ - #expr,__FILE__,__FUNCTION__,__LINE__); \ - } + if (!(expr)) { \ + printk( "Assertion failed! %s,%s,%s,line=%d\n", \ + #expr,__FILE__,__FUNCTION__,__LINE__); \ + } #define dprintk(fmt, args...) do { printk(PFX fmt, ## args); } while (0) #else #define assert(expr) do {} while (0) @@ -209,7 +209,7 @@ static const struct { static struct pci_device_id rtl8169_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, - { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_1 }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_1 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_2 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, @@ -356,31 +356,6 @@ enum RTL8169_register_content { LinkStatus = 0x02, FullDup = 0x01, - /* GIGABIT_PHY_registers */ - PHY_CTRL_REG = 0, - PHY_STAT_REG = 1, - PHY_AUTO_NEGO_REG = 4, - PHY_1000_CTRL_REG = 9, - - /* GIGABIT_PHY_REG_BIT */ - PHY_Restart_Auto_Nego = 0x0200, - PHY_Enable_Auto_Nego = 0x1000, - - /* PHY_STAT_REG = 1 */ - PHY_Auto_Neco_Comp = 0x0020, - - /* PHY_AUTO_NEGO_REG = 4 */ - PHY_Cap_10_Half = 0x0020, - PHY_Cap_10_Full = 0x0040, - PHY_Cap_100_Half = 0x0080, - PHY_Cap_100_Full = 0x0100, - - /* PHY_1000_CTRL_REG = 9 */ - PHY_Cap_1000_Half = 0x0100, - PHY_Cap_1000_Full = 0x0200, - - PHY_Cap_Null = 0x0, - /* _MediaType */ _10_Half = 0x01, _10_Full = 0x02, @@ -520,12 +495,7 @@ static const u16 rtl8169_intr_mask = static const u16 rtl8169_napi_event = RxOK | RxOverflow | RxFIFOOver | TxOK | TxErr; static const unsigned int rtl8169_rx_config = - (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); - -#define PHY_Cap_10_Half_Or_Less PHY_Cap_10_Half -#define PHY_Cap_10_Full_Or_Less PHY_Cap_10_Full | PHY_Cap_10_Half_Or_Less -#define PHY_Cap_100_Half_Or_Less PHY_Cap_100_Half | PHY_Cap_10_Full_Or_Less -#define PHY_Cap_100_Full_Or_Less PHY_Cap_100_Full | PHY_Cap_100_Half_Or_Less + (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); static void mdio_write(void __iomem *ioaddr, int RegAddr, int value) { @@ -535,7 +505,7 @@ static void mdio_write(void __iomem *ioaddr, int RegAddr, int value) for (i = 20; i > 0; i--) { /* Check if the RTL8169 has completed writing to the specified MII register */ - if (!(RTL_R32(PHYAR) & 0x80000000)) + if (!(RTL_R32(PHYAR) & 0x80000000)) break; udelay(25); } @@ -579,7 +549,7 @@ static unsigned int rtl8169_tbi_reset_pending(void __iomem *ioaddr) static unsigned int rtl8169_xmii_reset_pending(void __iomem *ioaddr) { - return mdio_read(ioaddr, 0) & 0x8000; + return mdio_read(ioaddr, MII_BMCR) & BMCR_RESET; } static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr) @@ -601,8 +571,8 @@ static void rtl8169_xmii_reset_enable(void __iomem *ioaddr) { unsigned int val; - val = (mdio_read(ioaddr, PHY_CTRL_REG) | 0x8000) & 0xffff; - mdio_write(ioaddr, PHY_CTRL_REG, val); + val = (mdio_read(ioaddr, MII_BMCR) | BMCR_RESET) & 0xffff; + mdio_write(ioaddr, MII_BMCR, val); } static void rtl8169_check_link_status(struct net_device *dev, @@ -640,7 +610,7 @@ static void rtl8169_link_option(int idx, u8 *autoneg, u16 *speed, u8 *duplex) { SPEED_1000, DUPLEX_FULL, AUTONEG_ENABLE, 0xff } }, *p; unsigned char option; - + option = ((idx < MAX_UNITS) && (idx >= 0)) ? media[idx] : 0xff; if ((option != 0xff) && !idx && netif_msg_drv(&debug)) @@ -682,9 +652,9 @@ static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (options & UWF) wol->wolopts |= WAKE_UCAST; if (options & BWF) - wol->wolopts |= WAKE_BCAST; + wol->wolopts |= WAKE_BCAST; if (options & MWF) - wol->wolopts |= WAKE_MCAST; + wol->wolopts |= WAKE_MCAST; out_unlock: spin_unlock_irq(&tp->lock); @@ -777,34 +747,34 @@ static int rtl8169_set_speed_xmii(struct net_device *dev, void __iomem *ioaddr = tp->mmio_addr; int auto_nego, giga_ctrl; - auto_nego = mdio_read(ioaddr, PHY_AUTO_NEGO_REG); - auto_nego &= ~(PHY_Cap_10_Half | PHY_Cap_10_Full | - PHY_Cap_100_Half | PHY_Cap_100_Full); - giga_ctrl = mdio_read(ioaddr, PHY_1000_CTRL_REG); - giga_ctrl &= ~(PHY_Cap_1000_Full | PHY_Cap_1000_Half | PHY_Cap_Null); + 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); if (autoneg == AUTONEG_ENABLE) { - auto_nego |= (PHY_Cap_10_Half | PHY_Cap_10_Full | - PHY_Cap_100_Half | PHY_Cap_100_Full); - giga_ctrl |= PHY_Cap_1000_Full | PHY_Cap_1000_Half; + auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL | + ADVERTISE_100HALF | ADVERTISE_100FULL); + giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; } else { if (speed == SPEED_10) - auto_nego |= PHY_Cap_10_Half | PHY_Cap_10_Full; + auto_nego |= ADVERTISE_10HALF | ADVERTISE_10FULL; else if (speed == SPEED_100) - auto_nego |= PHY_Cap_100_Half | PHY_Cap_100_Full; + auto_nego |= ADVERTISE_100HALF | ADVERTISE_100FULL; else if (speed == SPEED_1000) - giga_ctrl |= PHY_Cap_1000_Full | PHY_Cap_1000_Half; + giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; if (duplex == DUPLEX_HALF) - auto_nego &= ~(PHY_Cap_10_Full | PHY_Cap_100_Full); + auto_nego &= ~(ADVERTISE_10FULL | ADVERTISE_100FULL); if (duplex == DUPLEX_FULL) - auto_nego &= ~(PHY_Cap_10_Half | PHY_Cap_100_Half); + auto_nego &= ~(ADVERTISE_10HALF | ADVERTISE_100HALF); /* This tweak comes straight from Realtek's driver. */ if ((speed == SPEED_100) && (duplex == DUPLEX_HALF) && (tp->mac_version == RTL_GIGA_MAC_VER_13)) { - auto_nego = PHY_Cap_100_Half | 0x01; + auto_nego = ADVERTISE_100HALF | ADVERTISE_CSMA; } } @@ -812,12 +782,12 @@ static int rtl8169_set_speed_xmii(struct net_device *dev, if ((tp->mac_version == RTL_GIGA_MAC_VER_13) || (tp->mac_version == RTL_GIGA_MAC_VER_14) || (tp->mac_version == RTL_GIGA_MAC_VER_15)) { - if ((giga_ctrl & (PHY_Cap_1000_Full | PHY_Cap_1000_Half)) && + if ((giga_ctrl & (ADVERTISE_1000FULL | ADVERTISE_1000HALF)) && netif_msg_link(tp)) { printk(KERN_INFO "%s: PHY does not support 1000Mbps.\n", dev->name); } - giga_ctrl &= ~(PHY_Cap_1000_Full | PHY_Cap_1000_Half); + giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); } auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; @@ -825,10 +795,9 @@ static int rtl8169_set_speed_xmii(struct net_device *dev, tp->phy_auto_nego_reg = auto_nego; tp->phy_1000_ctrl_reg = giga_ctrl; - mdio_write(ioaddr, PHY_AUTO_NEGO_REG, auto_nego); - mdio_write(ioaddr, PHY_1000_CTRL_REG, giga_ctrl); - mdio_write(ioaddr, PHY_CTRL_REG, PHY_Enable_Auto_Nego | - PHY_Restart_Auto_Nego); + mdio_write(ioaddr, MII_ADVERTISE, auto_nego); + mdio_write(ioaddr, MII_CTRL1000, giga_ctrl); + mdio_write(ioaddr, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART); return 0; } @@ -840,7 +809,7 @@ static int rtl8169_set_speed(struct net_device *dev, ret = tp->set_speed(dev, autoneg, speed, duplex); - if (netif_running(dev) && (tp->phy_1000_ctrl_reg & PHY_Cap_1000_Full)) + if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT); return ret; @@ -855,7 +824,7 @@ static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) spin_lock_irqsave(&tp->lock, flags); ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex); spin_unlock_irqrestore(&tp->lock, flags); - + return ret; } @@ -988,20 +957,20 @@ static void rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd) SUPPORTED_100baseT_Full | SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | - SUPPORTED_TP; + SUPPORTED_TP; cmd->autoneg = 1; cmd->advertising = ADVERTISED_TP | ADVERTISED_Autoneg; - if (tp->phy_auto_nego_reg & PHY_Cap_10_Half) + if (tp->phy_auto_nego_reg & ADVERTISE_10HALF) cmd->advertising |= ADVERTISED_10baseT_Half; - if (tp->phy_auto_nego_reg & PHY_Cap_10_Full) + if (tp->phy_auto_nego_reg & ADVERTISE_10FULL) cmd->advertising |= ADVERTISED_10baseT_Full; - if (tp->phy_auto_nego_reg & PHY_Cap_100_Half) + if (tp->phy_auto_nego_reg & ADVERTISE_100HALF) cmd->advertising |= ADVERTISED_100baseT_Half; - if (tp->phy_auto_nego_reg & PHY_Cap_100_Full) + if (tp->phy_auto_nego_reg & ADVERTISE_100FULL) cmd->advertising |= ADVERTISED_100baseT_Full; - if (tp->phy_1000_ctrl_reg & PHY_Cap_1000_Full) + if (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL) cmd->advertising |= ADVERTISED_1000baseT_Full; status = RTL_R8(PHYstatus); @@ -1038,15 +1007,15 @@ static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) { - struct rtl8169_private *tp = netdev_priv(dev); - unsigned long flags; + struct rtl8169_private *tp = netdev_priv(dev); + unsigned long flags; - if (regs->len > R8169_REGS_SIZE) - regs->len = R8169_REGS_SIZE; + if (regs->len > R8169_REGS_SIZE) + regs->len = R8169_REGS_SIZE; - spin_lock_irqsave(&tp->lock, flags); - memcpy_fromio(p, tp->mmio_addr, regs->len); - spin_unlock_irqrestore(&tp->lock, flags); + spin_lock_irqsave(&tp->lock, flags); + memcpy_fromio(p, tp->mmio_addr, regs->len); + spin_unlock_irqrestore(&tp->lock, flags); } static u32 rtl8169_get_msglevel(struct net_device *dev) @@ -1128,7 +1097,7 @@ static void rtl8169_get_ethtool_stats(struct net_device *dev, RTL_W32(CounterAddrLow, 0); RTL_W32(CounterAddrHigh, 0); - data[0] = le64_to_cpu(counters->tx_packets); + data[0] = le64_to_cpu(counters->tx_packets); data[1] = le64_to_cpu(counters->rx_packets); data[2] = le64_to_cpu(counters->tx_errors); data[3] = le32_to_cpu(counters->rx_errors); @@ -1155,7 +1124,7 @@ static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) } -static struct ethtool_ops rtl8169_ethtool_ops = { +static const struct ethtool_ops rtl8169_ethtool_ops = { .get_drvinfo = rtl8169_get_drvinfo, .get_regs_len = rtl8169_get_regs_len, .get_link = ethtool_op_get_link, @@ -1188,7 +1157,7 @@ static void rtl8169_write_gmii_reg_bit(void __iomem *ioaddr, int reg, int bitnum val = mdio_read(ioaddr, reg); val = (bitval == 1) ? val | (bitval << bitnum) : val & ~(0x0001 << bitnum); - mdio_write(ioaddr, reg, val & 0xffff); + mdio_write(ioaddr, reg, val & 0xffff); } static void rtl8169_get_mac_version(struct rtl8169_private *tp, void __iomem *ioaddr) @@ -1201,7 +1170,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, void __iomem *io { 0x38000000, RTL_GIGA_MAC_VER_12 }, { 0x34000000, RTL_GIGA_MAC_VER_13 }, { 0x30800000, RTL_GIGA_MAC_VER_14 }, - { 0x30000000, RTL_GIGA_MAC_VER_11 }, + { 0x30000000, RTL_GIGA_MAC_VER_11 }, { 0x18000000, RTL_GIGA_MAC_VER_05 }, { 0x10000000, RTL_GIGA_MAC_VER_04 }, { 0x04000000, RTL_GIGA_MAC_VER_03 }, @@ -1235,7 +1204,7 @@ static void rtl8169_get_phy_version(struct rtl8169_private *tp, void __iomem *io }, *p = phy_info; u16 reg; - reg = mdio_read(ioaddr, 3) & 0xffff; + reg = mdio_read(ioaddr, MII_PHYSID2) & 0xffff; while ((reg & p->mask) != p->set) p++; tp->phy_version = p->phy_version; @@ -1355,13 +1324,13 @@ static void rtl8169_phy_timer(unsigned long __opaque) assert(tp->mac_version > RTL_GIGA_MAC_VER_01); assert(tp->phy_version < RTL_GIGA_PHY_VER_H); - if (!(tp->phy_1000_ctrl_reg & PHY_Cap_1000_Full)) + if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) return; spin_lock_irq(&tp->lock); if (tp->phy_reset_pending(ioaddr)) { - /* + /* * A busy loop could burn quite a few cycles on nowadays CPU. * Let's delay the execution of the timer for a few ticks. */ @@ -1506,6 +1475,32 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) printk(KERN_INFO PFX "%s: TBI auto-negotiating\n", dev->name); } +static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +{ + struct rtl8169_private *tp = netdev_priv(dev); + struct mii_ioctl_data *data = if_mii(ifr); + + if (!netif_running(dev)) + return -ENODEV; + + switch (cmd) { + case SIOCGMIIPHY: + data->phy_id = 32; /* Internal PHY */ + return 0; + + case SIOCGMIIREG: + data->val_out = mdio_read(tp->mmio_addr, data->reg_num & 0x1f); + return 0; + + case SIOCSMIIREG: + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + mdio_write(tp->mmio_addr, data->reg_num & 0x1f, data->val_in); + return 0; + } + return -EOPNOTSUPP; +} + static int __devinit rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -1663,13 +1658,15 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->phy_reset_pending = rtl8169_tbi_reset_pending; tp->link_ok = rtl8169_tbi_link_ok; - tp->phy_1000_ctrl_reg = PHY_Cap_1000_Full; /* Implied by TBI */ + tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */ } else { tp->set_speed = rtl8169_set_speed_xmii; tp->get_settings = rtl8169_gset_xmii; tp->phy_reset_enable = rtl8169_xmii_reset_enable; tp->phy_reset_pending = rtl8169_xmii_reset_pending; tp->link_ok = rtl8169_xmii_link_ok; + + dev->do_ioctl = rtl8169_ioctl; } /* Get MAC address. FIXME: read EEPROM */ @@ -1887,9 +1884,8 @@ rtl8169_hw_start(struct net_device *dev) RTL_W32(RxConfig, i); /* Set DMA burst size and Interframe Gap Time */ - RTL_W32(TxConfig, - (TX_DMA_BURST << TxDMAShift) | (InterFrameGap << - TxInterFrameGapShift)); + RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | + (InterFrameGap << TxInterFrameGapShift)); tp->cp_cmd |= RTL_R16(CPlusCmd) | PCIMulRW; @@ -1908,10 +1904,15 @@ rtl8169_hw_start(struct net_device *dev) */ RTL_W16(IntrMitigate, 0x0000); - RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr & DMA_32BIT_MASK)); + /* + * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh + * register to be written before TxDescAddrLow to work. + * Switching from MMIO to I/O access fixes the issue as well. + */ RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr >> 32)); - RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr & DMA_32BIT_MASK)); + RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr & DMA_32BIT_MASK)); RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr >> 32)); + RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr & DMA_32BIT_MASK)); RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); RTL_W8(Cfg9346, Cfg9346_Lock); @@ -2042,7 +2043,7 @@ static u32 rtl8169_rx_fill(struct rtl8169_private *tp, struct net_device *dev, u32 start, u32 end) { u32 cur; - + for (cur = start; end - cur > 0; cur++) { int ret, i = cur % NUM_RX_DESC; @@ -2280,7 +2281,7 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) u32 status, len; u32 opts1; int ret = NETDEV_TX_OK; - + if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { if (netif_msg_drv(tp)) { printk(KERN_ERR @@ -2637,7 +2638,7 @@ rtl8169_interrupt(int irq, void *dev_instance, struct pt_regs *regs) __netif_rx_schedule(dev); else if (netif_msg_intr(tp)) { printk(KERN_INFO "%s: interrupt %04x taken in poll\n", - dev->name, status); + dev->name, status); } break; #else @@ -2844,7 +2845,7 @@ static struct net_device_stats *rtl8169_get_stats(struct net_device *dev) RTL_W32(RxMissed, 0); spin_unlock_irqrestore(&tp->lock, flags); } - + return &tp->stats; } @@ -2912,7 +2913,7 @@ static struct pci_driver rtl8169_pci_driver = { static int __init rtl8169_init_module(void) { - return pci_module_init(&rtl8169_pci_driver); + return pci_register_driver(&rtl8169_pci_driver); } static void __exit