X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fr8169.c;h=7ac599410978cfef79662909b4ca849afb1977c2;hb=78cc3b78c4208d28e7f4ecded82e238224ed4d1c;hp=ca0f303a6b5dffc8677589af431099fd28836bc9;hpb=4ff96fa67379c31ced69f193c7ffba17051f38e8;p=pandora-kernel.git diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index ca0f303a6b5d..7ac599410978 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) @@ -150,11 +150,16 @@ static const int multicast_filter_limit = 32; #define RTL_R32(reg) ((unsigned long) readl (ioaddr + (reg))) enum mac_version { - RTL_GIGA_MAC_VER_B = 0x00, - /* RTL_GIGA_MAC_VER_C = 0x03, */ - RTL_GIGA_MAC_VER_D = 0x01, - RTL_GIGA_MAC_VER_E = 0x02, - RTL_GIGA_MAC_VER_X = 0x04 /* Greater than RTL_GIGA_MAC_VER_E */ + RTL_GIGA_MAC_VER_01 = 0x00, + RTL_GIGA_MAC_VER_02 = 0x01, + RTL_GIGA_MAC_VER_03 = 0x02, + RTL_GIGA_MAC_VER_04 = 0x03, + RTL_GIGA_MAC_VER_05 = 0x04, + RTL_GIGA_MAC_VER_11 = 0x0b, + RTL_GIGA_MAC_VER_12 = 0x0c, + RTL_GIGA_MAC_VER_13 = 0x0d, + RTL_GIGA_MAC_VER_14 = 0x0e, + RTL_GIGA_MAC_VER_15 = 0x0f }; enum phy_version { @@ -166,7 +171,6 @@ enum phy_version { RTL_GIGA_PHY_VER_H = 0x08, /* PHY Reg 0x03 bit0-3 == 0x0003 */ }; - #define _R(NAME,MAC,MASK) \ { .name = NAME, .mac_version = MAC, .RxConfigMask = MASK } @@ -175,19 +179,44 @@ static const struct { u8 mac_version; u32 RxConfigMask; /* Clears the bits supported by this chip */ } rtl_chip_info[] = { - _R("RTL8169", RTL_GIGA_MAC_VER_B, 0xff7e1880), - _R("RTL8169s/8110s", RTL_GIGA_MAC_VER_D, 0xff7e1880), - _R("RTL8169s/8110s", RTL_GIGA_MAC_VER_E, 0xff7e1880), - _R("RTL8169s/8110s", RTL_GIGA_MAC_VER_X, 0xff7e1880), + _R("RTL8169", RTL_GIGA_MAC_VER_01, 0xff7e1880), + _R("RTL8169s/8110s", RTL_GIGA_MAC_VER_02, 0xff7e1880), + _R("RTL8169s/8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), + _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), + _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), + _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E + _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E + _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139 + _R("RTL8100e", RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139 + _R("RTL8100e", RTL_GIGA_MAC_VER_15, 0xff7e1880) // PCI-E 8139 }; #undef _R +enum cfg_version { + RTL_CFG_0 = 0x00, + RTL_CFG_1, + RTL_CFG_2 +}; + +static const struct { + unsigned int region; + unsigned int align; +} rtl_cfg_info[] = { + [RTL_CFG_0] = { 1, NET_IP_ALIGN }, + [RTL_CFG_1] = { 2, NET_IP_ALIGN }, + [RTL_CFG_2] = { 2, 8 } +}; + static struct pci_device_id rtl8169_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), }, - { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), }, - { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), }, - { PCI_DEVICE(0x16ec, 0x0116), }, - { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0024, }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_2 }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 }, + { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 }, + { PCI_VENDOR_ID_LINKSYS, 0x1032, + PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 }, {0,}, }; @@ -327,30 +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_Full = 0x0200, - - PHY_Cap_Null = 0x0, - /* _MediaType */ _10_Half = 0x01, _10_Full = 0x02, @@ -434,6 +439,7 @@ struct rtl8169_private { dma_addr_t RxPhyAddr; struct sk_buff *Rx_skbuff[NUM_RX_DESC]; /* Rx data buffers */ struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */ + unsigned align; unsigned rx_buf_sz; struct timer_list timer; u16 cp_cmd; @@ -489,12 +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) { @@ -504,7 +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); } @@ -548,7 +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) @@ -570,8 +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, @@ -609,7 +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)) @@ -651,9 +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); @@ -746,29 +747,47 @@ 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_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; + 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; + 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 = ADVERTISE_100HALF | ADVERTISE_CSMA; + } + } + + /* The 8100e/8101e do Fast Ethernet only. */ + 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 & (ADVERTISE_1000FULL | ADVERTISE_1000HALF)) && + 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; @@ -776,10 +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; } @@ -791,7 +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; @@ -806,7 +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; } @@ -939,20 +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); @@ -989,15 +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) @@ -1079,7 +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); @@ -1106,7 +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, @@ -1139,7 +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) @@ -1148,10 +1166,16 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, void __iomem *io u32 mask; int mac_version; } mac_info[] = { - { 0x1 << 28, RTL_GIGA_MAC_VER_X }, - { 0x1 << 26, RTL_GIGA_MAC_VER_E }, - { 0x1 << 23, RTL_GIGA_MAC_VER_D }, - { 0x00000000, RTL_GIGA_MAC_VER_B } /* Catch-all */ + { 0x38800000, RTL_GIGA_MAC_VER_15 }, + { 0x38000000, RTL_GIGA_MAC_VER_12 }, + { 0x34000000, RTL_GIGA_MAC_VER_13 }, + { 0x30800000, RTL_GIGA_MAC_VER_14 }, + { 0x30000000, RTL_GIGA_MAC_VER_11 }, + { 0x18000000, RTL_GIGA_MAC_VER_05 }, + { 0x10000000, RTL_GIGA_MAC_VER_04 }, + { 0x04000000, RTL_GIGA_MAC_VER_03 }, + { 0x00800000, RTL_GIGA_MAC_VER_02 }, + { 0x00000000, RTL_GIGA_MAC_VER_01 } /* Catch-all */ }, *p = mac_info; u32 reg; @@ -1163,24 +1187,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, void __iomem *io static void rtl8169_print_mac_version(struct rtl8169_private *tp) { - struct { - int version; - char *msg; - } mac_print[] = { - { RTL_GIGA_MAC_VER_E, "RTL_GIGA_MAC_VER_E" }, - { RTL_GIGA_MAC_VER_D, "RTL_GIGA_MAC_VER_D" }, - { RTL_GIGA_MAC_VER_B, "RTL_GIGA_MAC_VER_B" }, - { 0, NULL } - }, *p; - - for (p = mac_print; p->msg; p++) { - if (tp->mac_version == p->version) { - dprintk("mac_version == %s (%04d)\n", p->msg, - p->version); - return; - } - } - dprintk("mac_version == Unknown\n"); + dprintk("mac_version = 0x%02x\n", tp->mac_version); } static void rtl8169_get_phy_version(struct rtl8169_private *tp, void __iomem *ioaddr) @@ -1197,7 +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; @@ -1265,7 +1272,7 @@ static void rtl8169_hw_phy_config(struct net_device *dev) rtl8169_print_mac_version(tp); rtl8169_print_phy_version(tp); - if (tp->mac_version <= RTL_GIGA_MAC_VER_B) + if (tp->mac_version <= RTL_GIGA_MAC_VER_01) return; if (tp->phy_version >= RTL_GIGA_PHY_VER_H) return; @@ -1275,7 +1282,7 @@ static void rtl8169_hw_phy_config(struct net_device *dev) /* Shazam ! */ - if (tp->mac_version == RTL_GIGA_MAC_VER_X) { + if (tp->mac_version == RTL_GIGA_MAC_VER_04) { mdio_write(ioaddr, 31, 0x0001); mdio_write(ioaddr, 9, 0x273a); mdio_write(ioaddr, 14, 0x7bfb); @@ -1314,16 +1321,16 @@ static void rtl8169_phy_timer(unsigned long __opaque) void __iomem *ioaddr = tp->mmio_addr; unsigned long timeout = RTL8169_PHY_TIMEOUT; - assert(tp->mac_version > RTL_GIGA_MAC_VER_B); + 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. */ @@ -1350,7 +1357,7 @@ static inline void rtl8169_delete_timer(struct net_device *dev) struct rtl8169_private *tp = netdev_priv(dev); struct timer_list *timer = &tp->timer; - if ((tp->mac_version <= RTL_GIGA_MAC_VER_B) || + if ((tp->mac_version <= RTL_GIGA_MAC_VER_01) || (tp->phy_version >= RTL_GIGA_PHY_VER_H)) return; @@ -1362,7 +1369,7 @@ static inline void rtl8169_request_timer(struct net_device *dev) struct rtl8169_private *tp = netdev_priv(dev); struct timer_list *timer = &tp->timer; - if ((tp->mac_version <= RTL_GIGA_MAC_VER_B) || + if ((tp->mac_version <= RTL_GIGA_MAC_VER_01) || (tp->phy_version >= RTL_GIGA_PHY_VER_H)) return; @@ -1448,12 +1455,12 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); RTL_W8(0x82, 0x01); - if (tp->mac_version < RTL_GIGA_MAC_VER_E) { + if (tp->mac_version < RTL_GIGA_MAC_VER_03) { dprintk("Set PCI Latency=0x40\n"); pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40); } - if (tp->mac_version == RTL_GIGA_MAC_VER_D) { + if (tp->mac_version == RTL_GIGA_MAC_VER_02) { dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); RTL_W8(0x82, 0x01); dprintk("Set PHY Reg 0x0bh = 0x00h\n"); @@ -1468,9 +1475,36 @@ 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) { + const unsigned int region = rtl_cfg_info[ent->driver_data].region; struct rtl8169_private *tp; struct net_device *dev; void __iomem *ioaddr; @@ -1522,17 +1556,18 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) } /* make sure PCI base addr 1 is MMIO */ - if (!(pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) { + if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) { if (netif_msg_probe(tp)) { dev_err(&pdev->dev, - "region #1 not an MMIO resource, aborting\n"); + "region #%d not an MMIO resource, aborting\n", + region); } rc = -ENODEV; goto err_out_mwi_3; } /* check for weird/broken PCI region reporting */ - if (pci_resource_len(pdev, 1) < R8169_REGS_SIZE) { + if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) { if (netif_msg_probe(tp)) { dev_err(&pdev->dev, "Invalid PCI region size(s), aborting\n"); @@ -1568,7 +1603,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); /* ioremap MMIO region */ - ioaddr = ioremap(pci_resource_start(pdev, 1), R8169_REGS_SIZE); + ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE); if (!ioaddr) { if (netif_msg_probe(tp)) dev_err(&pdev->dev, "cannot remap MMIO, aborting\n"); @@ -1583,10 +1618,10 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) RTL_W8(ChipCmd, CmdReset); /* Check that the chip has finished the reset. */ - for (i = 1000; i > 0; i--) { + for (i = 100; i > 0; i--) { if ((RTL_R8(ChipCmd) & CmdReset) == 0) break; - udelay(10); + msleep_interruptible(1); } /* Identify chip attached to board */ @@ -1623,13 +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 */ @@ -1668,6 +1705,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->intr_mask = 0xffff; tp->pci_dev = pdev; tp->mmio_addr = ioaddr; + tp->align = rtl_cfg_info[ent->driver_data].align; spin_lock_init(&tp->lock); @@ -1675,11 +1713,6 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc < 0) goto err_out_unmap_5; - if (netif_msg_probe(tp)) { - printk(KERN_DEBUG "%s: Identified chip type is '%s'.\n", - dev->name, rtl_chip_info[tp->chipset].name); - } - pci_set_drvdata(pdev, dev); if (netif_msg_probe(tp)) { @@ -1687,7 +1720,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, " "IRQ %d\n", dev->name, - rtl_chip_info[ent->driver_data].name, + rtl_chip_info[tp->chipset].name, dev->base_addr, dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2], dev->dev_addr[3], @@ -1805,20 +1838,41 @@ rtl8169_hw_start(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; + struct pci_dev *pdev = tp->pci_dev; u32 i; /* Soft reset the chip. */ RTL_W8(ChipCmd, CmdReset); /* Check that the chip has finished the reset. */ - for (i = 1000; i > 0; i--) { + for (i = 100; i > 0; i--) { if ((RTL_R8(ChipCmd) & CmdReset) == 0) break; - udelay(10); + msleep_interruptible(1); + } + + if (tp->mac_version == RTL_GIGA_MAC_VER_13) { + pci_write_config_word(pdev, 0x68, 0x00); + pci_write_config_word(pdev, 0x69, 0x08); + } + + /* Undocumented stuff. */ + if (tp->mac_version == RTL_GIGA_MAC_VER_05) { + u16 cmd; + + /* Realtek's r1000_n.c driver uses '&& 0x01' here. Well... */ + if ((RTL_R8(Config2) & 0x07) & 0x01) + RTL_W32(0x7c, 0x0007ffff); + + RTL_W32(0x7c, 0x0007ff00); + + pci_read_config_word(pdev, PCI_COMMAND, &cmd); + cmd = cmd & 0xef; + pci_write_config_word(pdev, PCI_COMMAND, cmd); } + RTL_W8(Cfg9346, Cfg9346_Unlock); - RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); RTL_W8(EarlyTxThres, EarlyTxThld); /* Low hurts. Let's disable the filtering. */ @@ -1830,32 +1884,40 @@ 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)); - tp->cp_cmd |= RTL_R16(CPlusCmd); - RTL_W16(CPlusCmd, tp->cp_cmd); + RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | + (InterFrameGap << TxInterFrameGapShift)); + + tp->cp_cmd |= RTL_R16(CPlusCmd) | PCIMulRW; - if ((tp->mac_version == RTL_GIGA_MAC_VER_D) || - (tp->mac_version == RTL_GIGA_MAC_VER_E)) { + if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || + (tp->mac_version == RTL_GIGA_MAC_VER_03)) { dprintk(KERN_INFO PFX "Set MAC Reg C+CR Offset 0xE0. " "Bit-3 and bit-14 MUST be 1\n"); - tp->cp_cmd |= (1 << 14) | PCIMulRW; - RTL_W16(CPlusCmd, tp->cp_cmd); + tp->cp_cmd |= (1 << 14); } + RTL_W16(CPlusCmd, tp->cp_cmd); + /* * Undocumented corner. Supposedly: * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets */ 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); - udelay(10); + + /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ + RTL_R8(IntrMask); RTL_W32(RxMissed, 0); @@ -1937,17 +1999,18 @@ static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping, } static int rtl8169_alloc_rx_skb(struct pci_dev *pdev, struct sk_buff **sk_buff, - struct RxDesc *desc, int rx_buf_sz) + struct RxDesc *desc, int rx_buf_sz, + unsigned int align) { struct sk_buff *skb; dma_addr_t mapping; int ret = 0; - skb = dev_alloc_skb(rx_buf_sz + NET_IP_ALIGN); + skb = dev_alloc_skb(rx_buf_sz + align); if (!skb) goto err_out; - skb_reserve(skb, NET_IP_ALIGN); + skb_reserve(skb, align); *sk_buff = skb; mapping = pci_map_single(pdev, skb->data, rx_buf_sz, @@ -1980,15 +2043,15 @@ 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; if (tp->Rx_skbuff[i]) continue; - + ret = rtl8169_alloc_rx_skb(tp->pci_dev, tp->Rx_skbuff + i, - tp->RxDescArray + i, tp->rx_buf_sz); + tp->RxDescArray + i, tp->rx_buf_sz, tp->align); if (ret < 0) break; } @@ -2217,8 +2280,8 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) dma_addr_t mapping; u32 status, len; u32 opts1; - int ret = 0; - + int ret = NETDEV_TX_OK; + if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { if (netif_msg_drv(tp)) { printk(KERN_ERR @@ -2282,7 +2345,7 @@ out: err_stop: netif_stop_queue(dev); - ret = 1; + ret = NETDEV_TX_BUSY; err_update_stats: tp->stats.tx_dropped++; goto out; @@ -2399,16 +2462,17 @@ static inline void rtl8169_rx_csum(struct sk_buff *skb, struct RxDesc *desc) } static inline int rtl8169_try_rx_copy(struct sk_buff **sk_buff, int pkt_size, - struct RxDesc *desc, int rx_buf_sz) + struct RxDesc *desc, int rx_buf_sz, + unsigned int align) { int ret = -1; if (pkt_size < rx_copybreak) { struct sk_buff *skb; - skb = dev_alloc_skb(pkt_size + NET_IP_ALIGN); + skb = dev_alloc_skb(pkt_size + align); if (skb) { - skb_reserve(skb, NET_IP_ALIGN); + skb_reserve(skb, align); eth_copy_and_sum(skb, sk_buff[0]->data, pkt_size, 0); *sk_buff = skb; rtl8169_mark_to_asic(desc, rx_buf_sz); @@ -2478,13 +2542,13 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp, } rtl8169_rx_csum(skb, desc); - + pci_dma_sync_single_for_cpu(tp->pci_dev, le64_to_cpu(desc->addr), tp->rx_buf_sz, PCI_DMA_FROMDEVICE); if (rtl8169_try_rx_copy(&skb, pkt_size, desc, - tp->rx_buf_sz)) { + tp->rx_buf_sz, tp->align)) { pci_action = pci_unmap_single; tp->Rx_skbuff[entry] = NULL; } @@ -2574,7 +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 @@ -2747,6 +2811,15 @@ rtl8169_set_rx_mode(struct net_device *dev) tmp = rtl8169_rx_config | rx_mode | (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); + if ((tp->mac_version == RTL_GIGA_MAC_VER_11) || + (tp->mac_version == RTL_GIGA_MAC_VER_12) || + (tp->mac_version == RTL_GIGA_MAC_VER_13) || + (tp->mac_version == RTL_GIGA_MAC_VER_14) || + (tp->mac_version == RTL_GIGA_MAC_VER_15)) { + mc_filter[0] = 0xffffffff; + mc_filter[1] = 0xffffffff; + } + RTL_W32(RxConfig, tmp); RTL_W32(MAR0 + 0, mc_filter[0]); RTL_W32(MAR0 + 4, mc_filter[1]); @@ -2772,7 +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; } @@ -2840,7 +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