X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fr8169.c;h=f4ad9ff268690ba4c46cea6ee97ef17d8c15944a;hb=dacf815434a4d5f5b45687873df46927c64cfb19;hp=af8030981f10a6fd9e34e4760ab182b081594f69;hpb=88fb61e4ba263685a0d5b82c7e9cd6f22a9e6a9d;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index af8030981f1..f4ad9ff2686 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -28,13 +28,7 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 
-#ifdef CONFIG_R8169_NAPI
-#define NAPI_SUFFIX	"-NAPI"
-#else
-#define NAPI_SUFFIX	""
-#endif
-
-#define RTL8169_VERSION "2.2LK" NAPI_SUFFIX
+#define RTL8169_VERSION "2.3LK-NAPI"
 #define MODULENAME "r8169"
 #define PFX MODULENAME ": "
 
@@ -57,16 +51,6 @@
 #define TX_BUFFS_AVAIL(tp) \
 	(tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1)
 
-#ifdef CONFIG_R8169_NAPI
-#define rtl8169_rx_skb			netif_receive_skb
-#define rtl8169_rx_hwaccel_skb		vlan_hwaccel_receive_skb
-#define rtl8169_rx_quota(count, quota)	min(count, quota)
-#else
-#define rtl8169_rx_skb			netif_rx
-#define rtl8169_rx_hwaccel_skb		vlan_hwaccel_rx
-#define rtl8169_rx_quota(count, quota)	count
-#endif
-
 /* Maximum events (Rx packets, etc.) to handle at each interrupt. */
 static const int max_interrupt_work = 20;
 
@@ -77,6 +61,7 @@ static const int multicast_filter_limit = 32;
 /* MAC address length */
 #define MAC_ADDR_LEN	6
 
+#define MAX_READ_REQUEST_SHIFT	12
 #define RX_FIFO_THRESH	7	/* 7 means NO threshold, Rx buffer level before first PCI xfer. */
 #define RX_DMA_BURST	6	/* Maximum PCI burst, '6' is 1024 */
 #define TX_DMA_BURST	6	/* Maximum PCI burst, '6' is 1024 */
@@ -212,9 +197,6 @@ enum rtl_registers {
 	Config5		= 0x56,
 	MultiIntr	= 0x5c,
 	PHYAR		= 0x60,
-	TBICSR		= 0x64,
-	TBI_ANAR	= 0x68,
-	TBI_LPAR	= 0x6a,
 	PHYstatus	= 0x6c,
 	RxMaxSize	= 0xda,
 	CPlusCmd	= 0xe0,
@@ -228,6 +210,32 @@ enum rtl_registers {
 	FuncForceEvent	= 0xfc,
 };
 
+enum rtl8110_registers {
+	TBICSR			= 0x64,
+	TBI_ANAR		= 0x68,
+	TBI_LPAR		= 0x6a,
+};
+
+enum rtl8168_8101_registers {
+	CSIDR			= 0x64,
+	CSIAR			= 0x68,
+#define	CSIAR_FLAG			0x80000000
+#define	CSIAR_WRITE_CMD			0x80000000
+#define	CSIAR_BYTE_ENABLE		0x0f
+#define	CSIAR_BYTE_ENABLE_SHIFT		12
+#define	CSIAR_ADDR_MASK			0x0fff
+
+	EPHYAR			= 0x80,
+#define	EPHYAR_FLAG			0x80000000
+#define	EPHYAR_WRITE_CMD		0x80000000
+#define	EPHYAR_REG_MASK			0x1f
+#define	EPHYAR_REG_SHIFT		16
+#define	EPHYAR_DATA_MASK		0xffff
+	DBG_REG			= 0xd1,
+#define	FIX_NAK_1			(1 << 4)
+#define	FIX_NAK_2			(1 << 3)
+};
+
 enum rtl_register_content {
 	/* InterruptStatusBits */
 	SYSErr		= 0x8000,
@@ -281,7 +289,13 @@ enum rtl_register_content {
 	TxDMAShift = 8,	/* DMA burst value (0-7) is shift this many bits */
 
 	/* Config1 register p.24 */
+	LEDS1		= (1 << 7),
+	LEDS0		= (1 << 6),
 	MSIEnable	= (1 << 5),	/* Enable Message Signaled Interrupt */
+	Speed_down	= (1 << 4),
+	MEMMAP		= (1 << 3),
+	IOMAP		= (1 << 2),
+	VPD		= (1 << 1),
 	PMEnable	= (1 << 0),	/* Power Management Enable */
 
 	/* Config2 register p. 25 */
@@ -291,6 +305,7 @@ enum rtl_register_content {
 	/* Config3 register p.25 */
 	MagicPacket	= (1 << 5),	/* Wake up when receives a Magic Packet */
 	LinkUp		= (1 << 4),	/* Wake up when the cable connection is re-established */
+	Beacon_en	= (1 << 0),	/* 8168 only. Reserved in the 8168b */
 
 	/* Config5 register p.27 */
 	BWF		= (1 << 6),	/* Accept Broadcast wakeup frame */
@@ -308,7 +323,16 @@ enum rtl_register_content {
 	TBINwComplete	= 0x01000000,
 
 	/* CPlusCmd p.31 */
-	PktCntrDisable	= (1 << 7),	// 8168
+	EnableBist	= (1 << 15),	// 8168 8101
+	Mac_dbgo_oe	= (1 << 14),	// 8168 8101
+	Normal_mode	= (1 << 13),	// unused
+	Force_half_dup	= (1 << 12),	// 8168 8101
+	Force_rxflow_en	= (1 << 11),	// 8168 8101
+	Force_txflow_en	= (1 << 10),	// 8168 8101
+	Cxpl_dbg_sel	= (1 << 9),	// 8168 8101
+	ASF		= (1 << 8),	// 8168 8101
+	PktCntrDisable	= (1 << 7),	// 8168 8101
+	Mac_dbgo_sel	= 0x001c,	// 8168
 	RxVlan		= (1 << 6),
 	RxChkSum	= (1 << 5),
 	PCIDAC		= (1 << 4),
@@ -386,17 +410,16 @@ struct ring_info {
 };
 
 enum features {
-	RTL_FEATURE_WOL	= (1 << 0),
-	RTL_FEATURE_MSI	= (1 << 1),
+	RTL_FEATURE_WOL		= (1 << 0),
+	RTL_FEATURE_MSI		= (1 << 1),
+	RTL_FEATURE_GMII	= (1 << 2),
 };
 
 struct rtl8169_private {
 	void __iomem *mmio_addr;	/* memory map physical address */
 	struct pci_dev *pci_dev;	/* Index of PCI device */
 	struct net_device *dev;
-#ifdef CONFIG_R8169_NAPI
 	struct napi_struct napi;
-#endif
 	spinlock_t lock;		/* spin lock flag */
 	u32 msg_enable;
 	int chipset;
@@ -424,13 +447,16 @@ struct rtl8169_private {
 	struct vlan_group *vlgrp;
 #endif
 	int (*set_speed)(struct net_device *, u8 autoneg, u16 speed, u8 duplex);
-	void (*get_settings)(struct net_device *, struct ethtool_cmd *);
+	int (*get_settings)(struct net_device *, struct ethtool_cmd *);
 	void (*phy_reset_enable)(void __iomem *);
 	void (*hw_start)(struct net_device *);
 	unsigned int (*phy_reset_pending)(void __iomem *);
 	unsigned int (*link_ok)(void __iomem *);
+	int pcie_cap;
 	struct delayed_work task;
 	unsigned features;
+
+	struct mii_if_info mii;
 };
 
 MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>");
@@ -458,10 +484,7 @@ static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *,
 static int rtl8169_change_mtu(struct net_device *dev, int new_mtu);
 static void rtl8169_down(struct net_device *dev);
 static void rtl8169_rx_clear(struct rtl8169_private *tp);
-
-#ifdef CONFIG_R8169_NAPI
 static int rtl8169_poll(struct napi_struct *napi, int budget);
-#endif
 
 static const unsigned int rtl8169_rx_config =
 	(RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift);
@@ -503,6 +526,94 @@ static int mdio_read(void __iomem *ioaddr, int reg_addr)
 	return value;
 }
 
+static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value)
+{
+	mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value);
+}
+
+static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
+			   int val)
+{
+	struct rtl8169_private *tp = netdev_priv(dev);
+	void __iomem *ioaddr = tp->mmio_addr;
+
+	mdio_write(ioaddr, location, val);
+}
+
+static int rtl_mdio_read(struct net_device *dev, int phy_id, int location)
+{
+	struct rtl8169_private *tp = netdev_priv(dev);
+	void __iomem *ioaddr = tp->mmio_addr;
+
+	return mdio_read(ioaddr, location);
+}
+
+static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value)
+{
+	unsigned int i;
+
+	RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) |
+		(reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
+
+	for (i = 0; i < 100; i++) {
+		if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG))
+			break;
+		udelay(10);
+	}
+}
+
+static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr)
+{
+	u16 value = 0xffff;
+	unsigned int i;
+
+	RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
+
+	for (i = 0; i < 100; i++) {
+		if (RTL_R32(EPHYAR) & EPHYAR_FLAG) {
+			value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK;
+			break;
+		}
+		udelay(10);
+	}
+
+	return value;
+}
+
+static void rtl_csi_write(void __iomem *ioaddr, int addr, int value)
+{
+	unsigned int i;
+
+	RTL_W32(CSIDR, value);
+	RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) |
+		CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
+
+	for (i = 0; i < 100; i++) {
+		if (!(RTL_R32(CSIAR) & CSIAR_FLAG))
+			break;
+		udelay(10);
+	}
+}
+
+static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
+{
+	u32 value = ~0x00;
+	unsigned int i;
+
+	RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) |
+		CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
+
+	for (i = 0; i < 100; i++) {
+		if (RTL_R32(CSIAR) & CSIAR_FLAG) {
+			value = RTL_R32(CSIDR);
+			break;
+		}
+		udelay(10);
+	}
+
+	return value;
+}
+
 static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
 {
 	RTL_W16(IntrMask, 0x0000);
@@ -843,10 +954,11 @@ static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
 			       struct sk_buff *skb)
 {
 	u32 opts2 = le32_to_cpu(desc->opts2);
+	struct vlan_group *vlgrp = tp->vlgrp;
 	int ret;
 
-	if (tp->vlgrp && (opts2 & RxVlanTag)) {
-		rtl8169_rx_hwaccel_skb(skb, tp->vlgrp, swab16(opts2 & 0xffff));
+	if (vlgrp && (opts2 & RxVlanTag)) {
+		vlan_hwaccel_receive_skb(skb, vlgrp, swab16(opts2 & 0xffff));
 		ret = 0;
 	} else
 		ret = -1;
@@ -870,7 +982,7 @@ static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
 
 #endif
 
-static void rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
+static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
 {
 	struct rtl8169_private *tp = netdev_priv(dev);
 	void __iomem *ioaddr = tp->mmio_addr;
@@ -887,65 +999,29 @@ static void rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
 
 	cmd->speed = SPEED_1000;
 	cmd->duplex = DUPLEX_FULL; /* Always set */
+
+	return 0;
 }
 
-static void rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd)
+static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd)
 {
 	struct rtl8169_private *tp = netdev_priv(dev);
-	void __iomem *ioaddr = tp->mmio_addr;
-	u8 status;
-
-	cmd->supported = SUPPORTED_10baseT_Half |
-			 SUPPORTED_10baseT_Full |
-			 SUPPORTED_100baseT_Half |
-			 SUPPORTED_100baseT_Full |
-			 SUPPORTED_1000baseT_Full |
-			 SUPPORTED_Autoneg |
-			 SUPPORTED_TP;
-
-	cmd->autoneg = 1;
-	cmd->advertising = ADVERTISED_TP | ADVERTISED_Autoneg;
-
-	if (tp->phy_auto_nego_reg & ADVERTISE_10HALF)
-		cmd->advertising |= ADVERTISED_10baseT_Half;
-	if (tp->phy_auto_nego_reg & ADVERTISE_10FULL)
-		cmd->advertising |= ADVERTISED_10baseT_Full;
-	if (tp->phy_auto_nego_reg & ADVERTISE_100HALF)
-		cmd->advertising |= ADVERTISED_100baseT_Half;
-	if (tp->phy_auto_nego_reg & ADVERTISE_100FULL)
-		cmd->advertising |= ADVERTISED_100baseT_Full;
-	if (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)
-		cmd->advertising |= ADVERTISED_1000baseT_Full;
-
-	status = RTL_R8(PHYstatus);
-
-	if (status & _1000bpsF)
-		cmd->speed = SPEED_1000;
-	else if (status & _100bps)
-		cmd->speed = SPEED_100;
-	else if (status & _10bps)
-		cmd->speed = SPEED_10;
-
-	if (status & TxFlowCtrl)
-		cmd->advertising |= ADVERTISED_Asym_Pause;
-	if (status & RxFlowCtrl)
-		cmd->advertising |= ADVERTISED_Pause;
-
-	cmd->duplex = ((status & _1000bpsF) || (status & FullDup)) ?
-		      DUPLEX_FULL : DUPLEX_HALF;
+
+	return mii_ethtool_gset(&tp->mii, cmd);
 }
 
 static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 {
 	struct rtl8169_private *tp = netdev_priv(dev);
 	unsigned long flags;
+	int rc;
 
 	spin_lock_irqsave(&tp->lock, flags);
 
-	tp->get_settings(dev, cmd);
+	rc = tp->get_settings(dev, cmd);
 
 	spin_unlock_irqrestore(&tp->lock, flags);
-	return 0;
+	return rc;
 }
 
 static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs,
@@ -1438,8 +1514,10 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
 
 	rtl_hw_phy_config(dev);
 
-	dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
-	RTL_W8(0x82, 0x01);
+	if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
+		dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
+		RTL_W8(0x82, 0x01);
+	}
 
 	pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40);
 
@@ -1531,7 +1609,7 @@ static const struct rtl_cfg_info {
 	unsigned int align;
 	u16 intr_event;
 	u16 napi_event;
-	unsigned msi;
+	unsigned features;
 } rtl_cfg_infos [] = {
 	[RTL_CFG_0] = {
 		.hw_start	= rtl_hw_start_8169,
@@ -1540,7 +1618,7 @@ static const struct rtl_cfg_info {
 		.intr_event	= SYSErr | LinkChg | RxOverflow |
 				  RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
 		.napi_event	= RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
-		.msi		= 0
+		.features	= RTL_FEATURE_GMII
 	},
 	[RTL_CFG_1] = {
 		.hw_start	= rtl_hw_start_8168,
@@ -1549,7 +1627,7 @@ static const struct rtl_cfg_info {
 		.intr_event	= SYSErr | LinkChg | RxOverflow |
 				  TxErr | TxOK | RxOK | RxErr,
 		.napi_event	= TxErr | TxOK | RxOK | RxOverflow,
-		.msi		= RTL_FEATURE_MSI
+		.features	= RTL_FEATURE_GMII | RTL_FEATURE_MSI
 	},
 	[RTL_CFG_2] = {
 		.hw_start	= rtl_hw_start_8101,
@@ -1558,7 +1636,7 @@ static const struct rtl_cfg_info {
 		.intr_event	= SYSErr | LinkChg | RxOverflow | PCSTimeout |
 				  RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
 		.napi_event	= RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
-		.msi		= RTL_FEATURE_MSI
+		.features	= RTL_FEATURE_MSI
 	}
 };
 
@@ -1570,7 +1648,7 @@ static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr,
 	u8 cfg2;
 
 	cfg2 = RTL_R8(Config2) & ~MSIEnable;
-	if (cfg->msi) {
+	if (cfg->features & RTL_FEATURE_MSI) {
 		if (pci_enable_msi(pdev)) {
 			dev_info(&pdev->dev, "no MSI. Back to INTx.\n");
 		} else {
@@ -1596,6 +1674,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data;
 	const unsigned int region = cfg->region;
 	struct rtl8169_private *tp;
+	struct mii_if_info *mii;
 	struct net_device *dev;
 	void __iomem *ioaddr;
 	unsigned int i;
@@ -1617,8 +1696,17 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	SET_NETDEV_DEV(dev, &pdev->dev);
 	tp = netdev_priv(dev);
 	tp->dev = dev;
+	tp->pci_dev = pdev;
 	tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT);
 
+	mii = &tp->mii;
+	mii->dev = dev;
+	mii->mdio_read = rtl_mdio_read;
+	mii->mdio_write = rtl_mdio_write;
+	mii->phy_id_mask = 0x1f;
+	mii->reg_num_mask = 0x1f;
+	mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);
+
 	/* enable device (incl. PCI PM wakeup and hotplug setup) */
 	rc = pci_enable_device(pdev);
 	if (rc < 0) {
@@ -1687,6 +1775,10 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto err_out_free_res_4;
 	}
 
+	tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
+	if (!tp->pcie_cap && netif_msg_probe(tp))
+		dev_info(&pdev->dev, "no PCI Express capability\n");
+
 	/* Unneeded ? Don't mess with Mrs. Murphy. */
 	rtl8169_irq_mask_and_ack(ioaddr);
 
@@ -1705,18 +1797,18 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	rtl8169_print_mac_version(tp);
 
-	for (i = ARRAY_SIZE(rtl_chip_info) - 1; i >= 0; i--) {
+	for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) {
 		if (tp->mac_version == rtl_chip_info[i].mac_version)
 			break;
 	}
-	if (i < 0) {
+	if (i == ARRAY_SIZE(rtl_chip_info)) {
 		/* Unknown chip: assume array element #0, original RTL-8169 */
 		if (netif_msg_probe(tp)) {
 			dev_printk(KERN_DEBUG, &pdev->dev,
 				"unknown chip version, assuming %s\n",
 				rtl_chip_info[0].name);
 		}
-		i++;
+		i = 0;
 	}
 	tp->chipset = i;
 
@@ -1763,9 +1855,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	dev->change_mtu = rtl8169_change_mtu;
 	dev->set_mac_address = rtl_set_mac_address;
 
-#ifdef CONFIG_R8169_NAPI
 	netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
-#endif
 
 #ifdef CONFIG_R8169_VLAN
 	dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
@@ -1777,7 +1867,6 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 #endif
 
 	tp->intr_mask = 0xffff;
-	tp->pci_dev = pdev;
 	tp->mmio_addr = ioaddr;
 	tp->align = cfg->align;
 	tp->hw_start = cfg->hw_start;
@@ -1887,9 +1976,7 @@ static int rtl8169_open(struct net_device *dev)
 	if (retval < 0)
 		goto err_release_ring_2;
 
-#ifdef CONFIG_R8169_NAPI
 	napi_enable(&tp->napi);
-#endif
 
 	rtl_hw_start(dev);
 
@@ -2002,7 +2089,7 @@ static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
 	u32 clk;
 
 	clk = RTL_R8(Config2) & PCI_Clock_66MHz;
-	for (i = 0; i < ARRAY_SIZE(cfg2_info); i++) {
+	for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) {
 		if ((p->mac_version == mac_version) && (p->clk == clk)) {
 			RTL_W32(0x7c, p->val);
 			break;
@@ -2083,12 +2170,51 @@ static void rtl_hw_start_8169(struct net_device *dev)
 	RTL_W16(IntrMask, tp->intr_event);
 }
 
+static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force)
+{
+	struct net_device *dev = pci_get_drvdata(pdev);
+	struct rtl8169_private *tp = netdev_priv(dev);
+	int cap = tp->pcie_cap;
+
+	if (cap) {
+		u16 ctl;
+
+		pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl);
+		ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force;
+		pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl);
+	}
+}
+
+static void rtl_csi_access_enable(void __iomem *ioaddr)
+{
+	u32 csi;
+
+	csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff;
+	rtl_csi_write(ioaddr, 0x070c, csi | 0x27000000);
+}
+
+struct ephy_info {
+	unsigned int offset;
+	u16 mask;
+	u16 bits;
+};
+
+static void rtl_ephy_init(void __iomem *ioaddr, struct ephy_info *e, int len)
+{
+	u16 w;
+
+	while (len-- > 0) {
+		w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits;
+		rtl_ephy_write(ioaddr, e->offset, w);
+		e++;
+	}
+}
+
 static void rtl_hw_start_8168(struct net_device *dev)
 {
 	struct rtl8169_private *tp = netdev_priv(dev);
 	void __iomem *ioaddr = tp->mmio_addr;
 	struct pci_dev *pdev = tp->pci_dev;
-	u8 ctl;
 
 	RTL_W8(Cfg9346, Cfg9346_Unlock);
 
@@ -2102,10 +2228,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
 
 	RTL_W16(CPlusCmd, tp->cp_cmd);
 
-	/* Tx performance tweak. */
-	pci_read_config_byte(pdev, 0x69, &ctl);
-	ctl = (ctl & ~0x70) | 0x50;
-	pci_write_config_byte(pdev, 0x69, ctl);
+	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
 
 	RTL_W16(IntrMitigate, 0x5151);
 
@@ -2140,8 +2263,12 @@ static void rtl_hw_start_8101(struct net_device *dev)
 
 	if ((tp->mac_version == RTL_GIGA_MAC_VER_13) ||
 	    (tp->mac_version == RTL_GIGA_MAC_VER_16)) {
-		pci_write_config_word(pdev, 0x68, 0x00);
-		pci_write_config_word(pdev, 0x69, 0x08);
+		int cap = tp->pcie_cap;
+
+		if (cap) {
+			pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL,
+					      PCI_EXP_DEVCTL_NOSNOOP_EN);
+		}
 	}
 
 	RTL_W8(Cfg9346, Cfg9346_Unlock);
@@ -2197,9 +2324,7 @@ static int rtl8169_change_mtu(struct net_device *dev, int new_mtu)
 	if (ret < 0)
 		goto out;
 
-#ifdef CONFIG_R8169_NAPI
 	napi_enable(&tp->napi);
-#endif
 
 	rtl_hw_start(dev);
 
@@ -2391,17 +2516,13 @@ static void rtl8169_wait_for_quiescence(struct net_device *dev)
 	synchronize_irq(dev->irq);
 
 	/* Wait for any pending NAPI task to complete */
-#ifdef CONFIG_R8169_NAPI
 	napi_disable(&tp->napi);
-#endif
 
 	rtl8169_irq_mask_and_ack(ioaddr);
 
-#ifdef CONFIG_R8169_NAPI
 	tp->intr_mask = 0xffff;
 	RTL_W16(IntrMask, tp->intr_event);
 	napi_enable(&tp->napi);
-#endif
 }
 
 static void rtl8169_reinit_task(struct work_struct *work)
@@ -2767,7 +2888,7 @@ static int rtl8169_rx_interrupt(struct net_device *dev,
 
 	cur_rx = tp->cur_rx;
 	rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;
-	rx_left = rtl8169_rx_quota(rx_left, budget);
+	rx_left = min(rx_left, budget);
 
 	for (; rx_left > 0; rx_left--, cur_rx++) {
 		unsigned int entry = cur_rx % NUM_RX_DESC;
@@ -2829,7 +2950,7 @@ static int rtl8169_rx_interrupt(struct net_device *dev,
 			skb->protocol = eth_type_trans(skb, dev);
 
 			if (rtl8169_rx_vlan_skb(tp, desc, skb) < 0)
-				rtl8169_rx_skb(skb);
+				netif_receive_skb(skb);
 
 			dev->last_rx = jiffies;
 			dev->stats.rx_bytes += pkt_size;
@@ -2869,87 +2990,61 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct rtl8169_private *tp = netdev_priv(dev);
-	int boguscnt = max_interrupt_work;
 	void __iomem *ioaddr = tp->mmio_addr;
-	int status;
 	int handled = 0;
+	int status;
 
-	do {
-		status = RTL_R16(IntrStatus);
+	status = RTL_R16(IntrStatus);
 
-		/* hotplug/major error/no more work/shared irq */
-		if ((status == 0xFFFF) || !status)
-			break;
+	/* hotplug/major error/no more work/shared irq */
+	if ((status == 0xffff) || !status)
+		goto out;
 
-		handled = 1;
+	handled = 1;
 
-		if (unlikely(!netif_running(dev))) {
-			rtl8169_asic_down(ioaddr);
-			goto out;
-		}
+	if (unlikely(!netif_running(dev))) {
+		rtl8169_asic_down(ioaddr);
+		goto out;
+	}
 
-		status &= tp->intr_mask;
-		RTL_W16(IntrStatus,
-			(status & RxFIFOOver) ? (status | RxOverflow) : status);
+	status &= tp->intr_mask;
+	RTL_W16(IntrStatus,
+		(status & RxFIFOOver) ? (status | RxOverflow) : status);
 
-		if (!(status & tp->intr_event))
-			break;
+	if (!(status & tp->intr_event))
+		goto out;
 
-                /* Work around for rx fifo overflow */
-                if (unlikely(status & RxFIFOOver) &&
-		    (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
-			netif_stop_queue(dev);
-			rtl8169_tx_timeout(dev);
-			break;
-		}
+	/* Work around for rx fifo overflow */
+	if (unlikely(status & RxFIFOOver) &&
+	    (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
+		netif_stop_queue(dev);
+		rtl8169_tx_timeout(dev);
+		goto out;
+	}
 
-		if (unlikely(status & SYSErr)) {
-			rtl8169_pcierr_interrupt(dev);
-			break;
-		}
+	if (unlikely(status & SYSErr)) {
+		rtl8169_pcierr_interrupt(dev);
+		goto out;
+	}
 
-		if (status & LinkChg)
-			rtl8169_check_link_status(dev, tp, ioaddr);
+	if (status & LinkChg)
+		rtl8169_check_link_status(dev, tp, ioaddr);
 
-#ifdef CONFIG_R8169_NAPI
-		if (status & tp->napi_event) {
-			RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event);
-			tp->intr_mask = ~tp->napi_event;
+	if (status & tp->napi_event) {
+		RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event);
+		tp->intr_mask = ~tp->napi_event;
 
 		if (likely(netif_rx_schedule_prep(dev, &tp->napi)))
 			__netif_rx_schedule(dev, &tp->napi);
-			else if (netif_msg_intr(tp)) {
-				printk(KERN_INFO "%s: interrupt %04x in poll\n",
-				       dev->name, status);
-			}
-		}
-		break;
-#else
-		/* Rx interrupt */
-		if (status & (RxOK | RxOverflow | RxFIFOOver))
-			rtl8169_rx_interrupt(dev, tp, ioaddr, ~(u32)0);
-
-		/* Tx interrupt */
-		if (status & (TxOK | TxErr))
-			rtl8169_tx_interrupt(dev, tp, ioaddr);
-#endif
-
-		boguscnt--;
-	} while (boguscnt > 0);
-
-	if (boguscnt <= 0) {
-		if (netif_msg_intr(tp) && net_ratelimit() ) {
-			printk(KERN_WARNING
-			       "%s: Too much work at interrupt!\n", dev->name);
+		else if (netif_msg_intr(tp)) {
+			printk(KERN_INFO "%s: interrupt %04x in poll\n",
+			       dev->name, status);
 		}
-		/* Clear all interrupt sources. */
-		RTL_W16(IntrStatus, 0xffff);
 	}
 out:
 	return IRQ_RETVAL(handled);
 }
 
-#ifdef CONFIG_R8169_NAPI
 static int rtl8169_poll(struct napi_struct *napi, int budget)
 {
 	struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi);
@@ -2975,7 +3070,6 @@ static int rtl8169_poll(struct napi_struct *napi, int budget)
 
 	return work_done;
 }
-#endif
 
 static void rtl8169_down(struct net_device *dev)
 {
@@ -2987,9 +3081,7 @@ static void rtl8169_down(struct net_device *dev)
 
 	netif_stop_queue(dev);
 
-#ifdef CONFIG_R8169_NAPI
 	napi_disable(&tp->napi);
-#endif
 
 core_down:
 	spin_lock_irq(&tp->lock);
@@ -3091,15 +3183,11 @@ static void rtl_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) ||
-	    (tp->mac_version == RTL_GIGA_MAC_VER_16) ||
-	    (tp->mac_version == RTL_GIGA_MAC_VER_17)) {
-		mc_filter[0] = 0xffffffff;
-		mc_filter[1] = 0xffffffff;
+	if (tp->mac_version > RTL_GIGA_MAC_VER_06) {
+		u32 data = mc_filter[0];
+
+		mc_filter[0] = swab32(mc_filter[1]);
+		mc_filter[1] = swab32(data);
 	}
 
 	RTL_W32(MAR0 + 0, mc_filter[0]);