Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (29 commits)
  zaurus: add usb id for motomagx phones
  usbnet: make usbnet_get_link() fall back to ethtool_op_get_link()
  veth: Fix carrier detect
  cdc_ether: add usb id for Ericsson F3507g
  r8169: read MAC address from EEPROM on init (2nd attempt)
  tcp: fix retrans_out leaks
  net headers: export dcbnl.h
  net headers: cleanup dcbnl.h
  netpoll: Add drop checks to all entry points
  gianfar: Do right check on num_txbdfree
  pkt_sched: sch_drr: Fix oops in drr_change_class.
  b44: Disable device on shutdown
  b44: Unconditionally enable interrupt routing on reset
  net: fix hp-plus build error
  libertas: fix misuse of netdev_priv() and dev->ml_priv
  ipv6: don't use tw net when accounting for recycled tw
  asix: new device ids
  tcp_scalable: Update malformed & dead url
  netfilter: xt_recent: fix proc-file addition/removal of IPv4 addresses
  netxen: handle pci bar 0 mapping failure
  ...

drivers/net/b44.c

@@ -1264,8 +1264,14 @@ static void b44_clear_stats(struct b44 *bp)
 static void b44_chip_reset(struct b44 *bp, int reset_kind)
 {
 	struct ssb_device *sdev = bp->sdev;
+	bool was_enabled;
 
-	if (ssb_device_is_enabled(bp->sdev)) {
+	was_enabled = ssb_device_is_enabled(bp->sdev);
+
+	ssb_device_enable(bp->sdev, 0);
+	ssb_pcicore_dev_irqvecs_enable(&sdev->bus->pcicore, sdev);
+
+	if (was_enabled) {
 		bw32(bp, B44_RCV_LAZY, 0);
 		bw32(bp, B44_ENET_CTRL, ENET_CTRL_DISABLE);
 		b44_wait_bit(bp, B44_ENET_CTRL, ENET_CTRL_DISABLE, 200, 1);
@@ -1277,10 +1283,8 @@ static void b44_chip_reset(struct b44 *bp, int reset_kind)
 		}
 		bw32(bp, B44_DMARX_CTRL, 0);
 		bp->rx_prod = bp->rx_cons = 0;
-	} else
-		ssb_pcicore_dev_irqvecs_enable(&sdev->bus->pcicore, sdev);
+	}
 
-	ssb_device_enable(bp->sdev, 0);
 	b44_clear_stats(bp);
 
 	/*
@@ -2236,6 +2240,7 @@ static void __devexit b44_remove_one(struct ssb_device *sdev)
 	struct net_device *dev = ssb_get_drvdata(sdev);
 
 	unregister_netdev(dev);
+	ssb_device_disable(sdev, 0);
 	ssb_bus_may_powerdown(sdev->bus);
 	free_netdev(dev);
 	ssb_pcihost_set_power_state(sdev, PCI_D3hot);

drivers/net/gianfar.c

@@ -1284,7 +1284,7 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	spin_lock_irqsave(&priv->txlock, flags);
 
 	/* check if there is space to queue this packet */
-	if (nr_frags > priv->num_txbdfree) {
+	if ((nr_frags+1) > priv->num_txbdfree) {
 		/* no space, stop the queue */
 		netif_stop_queue(dev);
 		dev->stats.tx_fifo_errors++;

drivers/net/hp-plus.c

@@ -467,7 +467,7 @@ init_module(void)
 			if (this_dev != 0) break; /* only autoprobe 1st one */
 			printk(KERN_NOTICE "hp-plus.c: Presently autoprobing (not recommended) for a single card.\n");
 		}
-		dev = alloc_ei_netdev();
+		dev = alloc_eip_netdev();
 		if (!dev)
 			break;
 		dev->irq = irq[this_dev];

drivers/net/netxen/netxen_nic_main.c

@@ -588,7 +588,12 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		adapter->pci_mem_read = netxen_nic_pci_mem_read_2M;
 		adapter->pci_mem_write = netxen_nic_pci_mem_write_2M;
 
-		mem_ptr0 = ioremap(mem_base, mem_len);
+		mem_ptr0 = pci_ioremap_bar(pdev, 0);
+		if (mem_ptr0 == NULL) {
+			dev_err(&pdev->dev, "failed to map PCI bar 0\n");
+			return -EIO;
+		}
+
 		pci_len0 = mem_len;
 		first_page_group_start = 0;
 		first_page_group_end   = 0;
@@ -795,9 +800,12 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 * See if the firmware gave us a virtual-physical port mapping.
 	 */
 	adapter->physical_port = adapter->portnum;
-	i = adapter->pci_read_normalize(adapter, CRB_V2P(adapter->portnum));
-	if (i != 0x55555555)
-		adapter->physical_port = i;
+	if (adapter->fw_major < 4) {
+		i = adapter->pci_read_normalize(adapter,
+				CRB_V2P(adapter->portnum));
+		if (i != 0x55555555)
+			adapter->physical_port = i;
+	}
 
 	adapter->flags &= ~(NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED);
 

drivers/net/r8169.c

@@ -81,9 +81,9 @@ static const int multicast_filter_limit = 32;
 #define RTL8169_TX_TIMEOUT	(6*HZ)
 #define RTL8169_PHY_TIMEOUT	(10*HZ)
 
-#define RTL_EEPROM_SIG		cpu_to_le32(0x8129)
-#define RTL_EEPROM_SIG_MASK	cpu_to_le32(0xffff)
+#define RTL_EEPROM_SIG		0x8129
 #define RTL_EEPROM_SIG_ADDR	0x0000
+#define RTL_EEPROM_MAC_ADDR	0x0007
 
 /* write/read MMIO register */
 #define RTL_W8(reg, val8)	writeb ((val8), ioaddr + (reg))
@@ -293,6 +293,11 @@ enum rtl_register_content {
 	/* Cfg9346Bits */
 	Cfg9346_Lock	= 0x00,
 	Cfg9346_Unlock	= 0xc0,
+	Cfg9346_Program	= 0x80,		/* Programming mode */
+	Cfg9346_EECS	= 0x08,		/* Chip select */
+	Cfg9346_EESK	= 0x04,		/* Serial data clock */
+	Cfg9346_EEDI	= 0x02,		/* Data input */
+	Cfg9346_EEDO	= 0x01,		/* Data output */
 
 	/* rx_mode_bits */
 	AcceptErr	= 0x20,
@@ -305,6 +310,7 @@ enum rtl_register_content {
 	/* RxConfigBits */
 	RxCfgFIFOShift	= 13,
 	RxCfgDMAShift	=  8,
+	RxCfg9356SEL	=  6, 		/* EEPROM type: 0 = 9346, 1 = 9356 */
 
 	/* TxConfigBits */
 	TxInterFrameGapShift = 24,
@@ -1963,6 +1969,108 @@ static const struct net_device_ops rtl8169_netdev_ops = {
 
 };
 
+/* Delay between EEPROM clock transitions. Force out buffered PCI writes. */
+#define RTL_EEPROM_DELAY()	RTL_R8(Cfg9346)
+#define RTL_EEPROM_READ_CMD	6
+
+/* read 16bit word stored in EEPROM. EEPROM is addressed by words. */
+static u16 rtl_eeprom_read(void __iomem *ioaddr, int addr)
+{
+	u16 result = 0;
+	int cmd, cmd_len, i;
+
+	/* check for EEPROM address size (in bits) */
+	if (RTL_R32(RxConfig) & (1 << RxCfg9356SEL)) {
+		/* EEPROM is 93C56 */
+		cmd_len = 3 + 8; /* 3 bits for command id and 8 for address */
+		cmd = (RTL_EEPROM_READ_CMD << 8) | (addr & 0xff);
+	} else {
+		/* EEPROM is 93C46 */
+		cmd_len = 3 + 6; /* 3 bits for command id and 6 for address */
+		cmd = (RTL_EEPROM_READ_CMD << 6) | (addr & 0x3f);
+	}
+
+	/* enter programming mode */
+	RTL_W8(Cfg9346, Cfg9346_Program | Cfg9346_EECS);
+	RTL_EEPROM_DELAY();
+
+	/* write command and requested address */
+	while (cmd_len--) {
+		u8 x = Cfg9346_Program | Cfg9346_EECS;
+
+		x |= (cmd & (1 << cmd_len)) ? Cfg9346_EEDI : 0;
+
+		/* write a bit */
+		RTL_W8(Cfg9346, x);
+		RTL_EEPROM_DELAY();
+
+		/* raise clock */
+		RTL_W8(Cfg9346, x | Cfg9346_EESK);
+		RTL_EEPROM_DELAY();
+	}
+
+	/* lower clock */
+	RTL_W8(Cfg9346, Cfg9346_Program | Cfg9346_EECS);
+	RTL_EEPROM_DELAY();
+
+	/* read back 16bit value */
+	for (i = 16; i > 0; i--) {
+		/* raise clock */
+		RTL_W8(Cfg9346, Cfg9346_Program | Cfg9346_EECS | Cfg9346_EESK);
+		RTL_EEPROM_DELAY();
+
+		result <<= 1;
+		result |= (RTL_R8(Cfg9346) & Cfg9346_EEDO) ? 1 : 0;
+
+		/* lower clock */
+		RTL_W8(Cfg9346, Cfg9346_Program | Cfg9346_EECS);
+		RTL_EEPROM_DELAY();
+	}
+
+	RTL_W8(Cfg9346, Cfg9346_Program);
+	/* leave programming mode */
+	RTL_W8(Cfg9346, Cfg9346_Lock);
+
+	return result;
+}
+
+static void rtl_init_mac_address(struct rtl8169_private *tp,
+				 void __iomem *ioaddr)
+{
+	struct pci_dev *pdev = tp->pci_dev;
+	u16 x;
+	u8 mac[8];
+
+	/* read EEPROM signature */
+	x = rtl_eeprom_read(ioaddr, RTL_EEPROM_SIG_ADDR);
+
+	if (x != RTL_EEPROM_SIG) {
+		dev_info(&pdev->dev, "Missing EEPROM signature: %04x\n", x);
+		return;
+	}
+
+	/* read MAC address */
+	x = rtl_eeprom_read(ioaddr, RTL_EEPROM_MAC_ADDR);
+	mac[0] = x & 0xff;
+	mac[1] = x >> 8;
+	x = rtl_eeprom_read(ioaddr, RTL_EEPROM_MAC_ADDR + 1);
+	mac[2] = x & 0xff;
+	mac[3] = x >> 8;
+	x = rtl_eeprom_read(ioaddr, RTL_EEPROM_MAC_ADDR + 2);
+	mac[4] = x & 0xff;
+	mac[5] = x >> 8;
+
+	if (netif_msg_probe(tp)) {
+		DECLARE_MAC_BUF(buf);
+
+		dev_info(&pdev->dev, "MAC address found in EEPROM: %s\n",
+			 print_mac(buf, mac));
+	}
+
+	if (is_valid_ether_addr(mac))
+		rtl_rar_set(tp, mac);
+}
+
 static int __devinit
 rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
@@ -2141,6 +2249,8 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	tp->mmio_addr = ioaddr;
 
+	rtl_init_mac_address(tp, ioaddr);
+
 	/* Get MAC address */
 	for (i = 0; i < MAC_ADDR_LEN; i++)
 		dev->dev_addr[i] = RTL_R8(MAC0 + i);

drivers/net/usb/asix.c

@@ -1451,6 +1451,14 @@ static const struct usb_device_id	products [] = {
 	// Cables-to-Go USB Ethernet Adapter
 	USB_DEVICE(0x0b95, 0x772a),
 	.driver_info = (unsigned long) &ax88772_info,
+}, {
+	// ABOCOM for pci
+	USB_DEVICE(0x14ea, 0xab11),
+	.driver_info = (unsigned long) &ax88178_info,
+}, {
+	// ASIX 88772a
+	USB_DEVICE(0x0db0, 0xa877),
+	.driver_info = (unsigned long) &ax88772_info,
 },
 	{ },		// END
 };

drivers/net/usb/cdc_ether.c

@@ -559,6 +559,11 @@ static const struct usb_device_id	products [] = {
 	USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET,
 			USB_CDC_PROTO_NONE),
 	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Ericsson F3507g */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1900, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
 },
 	{ },		// END
 };

drivers/net/usb/usbnet.c

@@ -723,8 +723,8 @@ u32 usbnet_get_link (struct net_device *net)
 	if (dev->mii.mdio_read)
 		return mii_link_ok(&dev->mii);
 
-	/* Otherwise, say we're up (to avoid breaking scripts) */
-	return 1;
+	/* Otherwise, dtrt for drivers calling netif_carrier_{on,off} */
+	return ethtool_op_get_link(net);
 }
 EXPORT_SYMBOL_GPL(usbnet_get_link);
 

drivers/net/usb/zaurus.c

@@ -341,6 +341,11 @@ static const struct usb_device_id	products [] = {
 	USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM,
 			USB_CDC_PROTO_NONE),
 	.driver_info = (unsigned long) &bogus_mdlm_info,
+}, {
+	/* Motorola MOTOMAGX phones */
+	USB_DEVICE_AND_INTERFACE_INFO(0x22b8, 0x6425, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &bogus_mdlm_info,
 },
 
 /* Olympus has some models with a Zaurus-compatible option.

drivers/net/veth.c

@@ -239,6 +239,16 @@ static int veth_open(struct net_device *dev)
 	return 0;
 }
 
+static int veth_close(struct net_device *dev)
+{
+	struct veth_priv *priv = netdev_priv(dev);
+
+	netif_carrier_off(dev);
+	netif_carrier_off(priv->peer);
+
+	return 0;
+}
+
 static int veth_dev_init(struct net_device *dev)
 {
 	struct veth_net_stats *stats;
@@ -265,6 +275,7 @@ static void veth_dev_free(struct net_device *dev)
 static const struct net_device_ops veth_netdev_ops = {
 	.ndo_init            = veth_dev_init,
 	.ndo_open            = veth_open,
+	.ndo_stop            = veth_close,
 	.ndo_start_xmit      = veth_xmit,
 	.ndo_get_stats       = veth_get_stats,
 	.ndo_set_mac_address = eth_mac_addr,
@@ -280,44 +291,6 @@ static void veth_setup(struct net_device *dev)
 	dev->destructor = veth_dev_free;
 }
 
-static void veth_change_state(struct net_device *dev)
-{
-	struct net_device *peer;
-	struct veth_priv *priv;
-
-	priv = netdev_priv(dev);
-	peer = priv->peer;
-
-	if (netif_carrier_ok(peer)) {
-		if (!netif_carrier_ok(dev))
-			netif_carrier_on(dev);
-	} else {
-		if (netif_carrier_ok(dev))
-			netif_carrier_off(dev);
-	}
-}
-
-static int veth_device_event(struct notifier_block *unused,
-			     unsigned long event, void *ptr)
-{
-	struct net_device *dev = ptr;
-
-	if (dev->netdev_ops->ndo_open != veth_open)
-		goto out;
-
-	switch (event) {
-	case NETDEV_CHANGE:
-		veth_change_state(dev);
-		break;
-	}
-out:
-	return NOTIFY_DONE;
-}
-
-static struct notifier_block veth_notifier_block __read_mostly = {
-	.notifier_call	= veth_device_event,
-};
-
 /*
  * netlink interface
  */
@@ -468,14 +441,12 @@ static struct rtnl_link_ops veth_link_ops = {
 
 static __init int veth_init(void)
 {
-	register_netdevice_notifier(&veth_notifier_block);
 	return rtnl_link_register(&veth_link_ops);
 }
 
 static __exit void veth_exit(void)
 {
 	rtnl_link_unregister(&veth_link_ops);
-	unregister_netdevice_notifier(&veth_notifier_block);
 }
 
 module_init(veth_init);