Merge branch 'upstream' of master.kernel.org:/pub/scm/linux/kernel/gi…

…t/jgarzik/netdev-2.6

drivers/net/Kconfig

@@ -397,7 +397,7 @@ config SUN3LANCE
 	  If you're not building a kernel for a Sun 3, say N.
 
 config SUN3_82586
-	tristate "Sun3 on-board Intel 82586 support"
+	bool "Sun3 on-board Intel 82586 support"
 	depends on NET_ETHERNET && SUN3
 	help
 	  This driver enables support for the on-board Intel 82586 based
@@ -1924,12 +1924,15 @@ config R8169_VLAN
 	  If in doubt, say Y.
 
 config SIS190
-	tristate "SiS190 gigabit ethernet support"
+	tristate "SiS190/SiS191 gigabit ethernet support"
 	depends on PCI
 	select CRC32
 	select MII
 	---help---
-	  Say Y here if you have a SiS 190 PCI Gigabit Ethernet adapter.
+	  Say Y here if you have a SiS 190 PCI Fast Ethernet adapter or
+	  a SiS 191 PCI Gigabit Ethernet adapter. Both are expected to
+	  appear in lan on motherboard designs which are based on SiS 965
+	  and SiS 966 south bridge.
 
 	  To compile this driver as a module, choose M here: the module
 	  will be called sis190.  This is recommended.

drivers/net/chelsio/common.h

@@ -88,7 +88,7 @@ struct t1_rx_mode {
 
 static inline u8 *t1_get_next_mcaddr(struct t1_rx_mode *rm)
 {
-	u8 *addr = 0;
+	u8 *addr = NULL;
 
 	if (rm->idx++ < rm->dev->mc_count) {
 		addr = rm->list->dmi_addr;
@@ -190,7 +190,7 @@ struct sge;
 struct peespi;
 
 struct adapter {
-	u8 *regs;
+	u8 __iomem *regs;
 	struct pci_dev *pdev;
 	unsigned long registered_device_map;
 	unsigned long open_device_map;

drivers/net/chelsio/cxgb2.c

@@ -824,7 +824,7 @@ static void cxgb_proc_cleanup(struct adapter *adapter,
 static int t1_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
 {
         struct adapter *adapter = dev->priv;
-        struct mii_ioctl_data *data = (struct mii_ioctl_data *)&req->ifr_data;
+        struct mii_ioctl_data *data = if_mii(req);
 
 	switch (cmd) {
         case SIOCGMIIPHY:

drivers/net/e1000/e1000_hw.h

@@ -1270,7 +1270,7 @@ struct e1000_hw_stats {
 
 /* Structure containing variables used by the shared code (e1000_hw.c) */
 struct e1000_hw {
-    uint8_t *hw_addr;
+    uint8_t __iomem *hw_addr;
     uint8_t *flash_address;
     e1000_mac_type mac_type;
     e1000_phy_type phy_type;

drivers/net/mv643xx_eth.c

@@ -58,11 +58,10 @@
 
 #define INT_CAUSE_UNMASK_ALL		0x0007ffff
 #define INT_CAUSE_UNMASK_ALL_EXT	0x0011ffff
-#ifdef MV643XX_RX_QUEUE_FILL_ON_TASK
 #define INT_CAUSE_MASK_ALL		0x00000000
+#define INT_CAUSE_MASK_ALL_EXT		0x00000000
 #define INT_CAUSE_CHECK_BITS		INT_CAUSE_UNMASK_ALL
 #define INT_CAUSE_CHECK_BITS_EXT	INT_CAUSE_UNMASK_ALL_EXT
-#endif
 
 #ifdef MV643XX_CHECKSUM_OFFLOAD_TX
 #define MAX_DESCS_PER_SKB	(MAX_SKB_FRAGS + 1)
@@ -259,14 +258,13 @@ static void mv643xx_eth_update_mac_address(struct net_device *dev)
 static void mv643xx_eth_set_rx_mode(struct net_device *dev)
 {
 	struct mv643xx_private *mp = netdev_priv(dev);
-	u32 config_reg;
 
-	config_reg = ethernet_get_config_reg(mp->port_num);
 	if (dev->flags & IFF_PROMISC)
-		config_reg |= (u32) MV643XX_ETH_UNICAST_PROMISCUOUS_MODE;
+		mp->port_config |= (u32) MV643XX_ETH_UNICAST_PROMISCUOUS_MODE;
 	else
-		config_reg &= ~(u32) MV643XX_ETH_UNICAST_PROMISCUOUS_MODE;
-	ethernet_set_config_reg(mp->port_num, config_reg);
+		mp->port_config &= ~(u32) MV643XX_ETH_UNICAST_PROMISCUOUS_MODE;
+
+	mv_write(MV643XX_ETH_PORT_CONFIG_REG(mp->port_num), mp->port_config);
 }
 
 /*
@@ -369,15 +367,6 @@ static int mv643xx_eth_free_tx_queue(struct net_device *dev,
 
 			dev_kfree_skb_irq(pkt_info.return_info);
 			released = 0;
-
-			/*
-			 * Decrement the number of outstanding skbs counter on
-			 * the TX queue.
-			 */
-			if (mp->tx_ring_skbs == 0)
-				panic("ERROR - TX outstanding SKBs"
-						" counter is corrupted");
-			mp->tx_ring_skbs--;
 		} else
 			dma_unmap_page(NULL, pkt_info.buf_ptr,
 					pkt_info.byte_cnt, DMA_TO_DEVICE);
@@ -412,15 +401,13 @@ static int mv643xx_eth_receive_queue(struct net_device *dev)
 	struct pkt_info pkt_info;
 
 #ifdef MV643XX_NAPI
-	while (eth_port_receive(mp, &pkt_info) == ETH_OK && budget > 0) {
+	while (budget-- > 0 && eth_port_receive(mp, &pkt_info) == ETH_OK) {
 #else
 	while (eth_port_receive(mp, &pkt_info) == ETH_OK) {
 #endif
 		mp->rx_ring_skbs--;
 		received_packets++;
-#ifdef MV643XX_NAPI
-		budget--;
-#endif
+
 		/* Update statistics. Note byte count includes 4 byte CRC count */
 		stats->rx_packets++;
 		stats->rx_bytes += pkt_info.byte_cnt;
@@ -1044,9 +1031,6 @@ static void mv643xx_tx(struct net_device *dev)
 						DMA_TO_DEVICE);
 
 			dev_kfree_skb_irq(pkt_info.return_info);
-
-			if (mp->tx_ring_skbs)
-				mp->tx_ring_skbs--;
 		} else
 			dma_unmap_page(NULL, pkt_info.buf_ptr,
 					pkt_info.byte_cnt, DMA_TO_DEVICE);
@@ -1189,7 +1173,6 @@ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		pkt_info.buf_ptr = dma_map_single(NULL, skb->data, skb->len,
 							DMA_TO_DEVICE);
 		pkt_info.return_info = skb;
-		mp->tx_ring_skbs++;
 		status = eth_port_send(mp, &pkt_info);
 		if ((status == ETH_ERROR) || (status == ETH_QUEUE_FULL))
 			printk(KERN_ERR "%s: Error on transmitting packet\n",
@@ -1274,7 +1257,6 @@ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev)
 				pkt_info.cmd_sts |= ETH_TX_ENABLE_INTERRUPT |
 							ETH_TX_LAST_DESC;
 				pkt_info.return_info = skb;
-				mp->tx_ring_skbs++;
 			} else {
 				pkt_info.return_info = 0;
 			}
@@ -1311,7 +1293,6 @@ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	pkt_info.buf_ptr = dma_map_single(NULL, skb->data, skb->len,
 								DMA_TO_DEVICE);
 	pkt_info.return_info = skb;
-	mp->tx_ring_skbs++;
 	status = eth_port_send(mp, &pkt_info);
 	if ((status == ETH_ERROR) || (status == ETH_QUEUE_FULL))
 		printk(KERN_ERR "%s: Error on transmitting packet\n",
@@ -1356,6 +1337,43 @@ static struct net_device_stats *mv643xx_eth_get_stats(struct net_device *dev)
 	return &mp->stats;
 }
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static inline void mv643xx_enable_irq(struct mv643xx_private *mp)
+{
+	int port_num = mp->port_num;
+	unsigned long flags;
+
+	spin_lock_irqsave(&mp->lock, flags);
+	mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num),
+					INT_CAUSE_UNMASK_ALL);
+	mv_write(MV643XX_ETH_INTERRUPT_EXTEND_MASK_REG(port_num),
+					INT_CAUSE_UNMASK_ALL_EXT);
+	spin_unlock_irqrestore(&mp->lock, flags);
+}
+
+static inline void mv643xx_disable_irq(struct mv643xx_private *mp)
+{
+	int port_num = mp->port_num;
+	unsigned long flags;
+
+	spin_lock_irqsave(&mp->lock, flags);
+	mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num),
+					INT_CAUSE_MASK_ALL);
+	mv_write(MV643XX_ETH_INTERRUPT_EXTEND_MASK_REG(port_num),
+					INT_CAUSE_MASK_ALL_EXT);
+	spin_unlock_irqrestore(&mp->lock, flags);
+}
+
+static void mv643xx_netpoll(struct net_device *netdev)
+{
+	struct mv643xx_private *mp = netdev_priv(netdev);
+
+	mv643xx_disable_irq(mp);
+	mv643xx_eth_int_handler(netdev->irq, netdev, NULL);
+	mv643xx_enable_irq(mp);
+}
+#endif
+
 /*/
  * mv643xx_eth_probe
  *
@@ -1406,6 +1424,10 @@ static int mv643xx_eth_probe(struct device *ddev)
 	dev->weight = 64;
 #endif
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	dev->poll_controller = mv643xx_netpoll;
+#endif
+
 	dev->watchdog_timeo = 2 * HZ;
 	dev->tx_queue_len = mp->tx_ring_size;
 	dev->base_addr = 0;
@@ -1883,6 +1905,9 @@ static void eth_port_start(struct mv643xx_private *mp)
 	/* Enable port Rx. */
 	mv_write(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port_num),
 						mp->port_rx_queue_command);
+
+	/* Disable port bandwidth limits by clearing MTU register */
+	mv_write(MV643XX_ETH_MAXIMUM_TRANSMIT_UNIT(port_num), 0);
 }
 
 /*
@@ -2292,34 +2317,6 @@ static void eth_port_reset(unsigned int port_num)
 	mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num), reg_data);
 }
 
-/*
- * ethernet_set_config_reg - Set specified bits in configuration register.
- *
- * DESCRIPTION:
- *	This function sets specified bits in the given ethernet
- *	configuration register.
- *
- * INPUT:
- *	unsigned int	eth_port_num	Ethernet Port number.
- *	unsigned int	value		32 bit value.
- *
- * OUTPUT:
- *	The set bits in the value parameter are set in the configuration
- *	register.
- *
- * RETURN:
- *	None.
- *
- */
-static void ethernet_set_config_reg(unsigned int eth_port_num,
-							unsigned int value)
-{
-	unsigned int eth_config_reg;
-
-	eth_config_reg = mv_read(MV643XX_ETH_PORT_CONFIG_REG(eth_port_num));
-	eth_config_reg |= value;
-	mv_write(MV643XX_ETH_PORT_CONFIG_REG(eth_port_num), eth_config_reg);
-}
 
 static int eth_port_autoneg_supported(unsigned int eth_port_num)
 {
@@ -2345,31 +2342,6 @@ static int eth_port_link_is_up(unsigned int eth_port_num)
 	return 0;
 }
 
-/*
- * ethernet_get_config_reg - Get the port configuration register
- *
- * DESCRIPTION:
- *	This function returns the configuration register value of the given
- *	ethernet port.
- *
- * INPUT:
- *	unsigned int	eth_port_num	Ethernet Port number.
- *
- * OUTPUT:
- *	None.
- *
- * RETURN:
- *	Port configuration register value.
- */
-static unsigned int ethernet_get_config_reg(unsigned int eth_port_num)
-{
-	unsigned int eth_config_reg;
-
-	eth_config_reg = mv_read(MV643XX_ETH_PORT_CONFIG_EXTEND_REG
-								(eth_port_num));
-	return eth_config_reg;
-}
-
 /*
  * eth_port_read_smi_reg - Read PHY registers
  *
@@ -2528,6 +2500,9 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
 		return ETH_ERROR;
 	}
 
+	mp->tx_ring_skbs++;
+	BUG_ON(mp->tx_ring_skbs > mp->tx_ring_size);
+
 	/* Get the Tx Desc ring indexes */
 	tx_desc_curr = mp->tx_curr_desc_q;
 	tx_desc_used = mp->tx_used_desc_q;
@@ -2594,6 +2569,9 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
 	if (mp->tx_resource_err)
 		return ETH_QUEUE_FULL;
 
+	mp->tx_ring_skbs++;
+	BUG_ON(mp->tx_ring_skbs > mp->tx_ring_size);
+
 	/* Get the Tx Desc ring indexes */
 	tx_desc_curr = mp->tx_curr_desc_q;
 	tx_desc_used = mp->tx_used_desc_q;
@@ -2694,6 +2672,9 @@ static ETH_FUNC_RET_STATUS eth_tx_return_desc(struct mv643xx_private *mp,
 	/* Any Tx return cancels the Tx resource error status */
 	mp->tx_resource_err = 0;
 
+	BUG_ON(mp->tx_ring_skbs == 0);
+	mp->tx_ring_skbs--;
+
 	return ETH_OK;
 }
 

drivers/net/mv643xx_eth.h

@@ -408,10 +408,6 @@ static void eth_port_init(struct mv643xx_private *mp);
 static void eth_port_reset(unsigned int eth_port_num);
 static void eth_port_start(struct mv643xx_private *mp);
 
-static void ethernet_set_config_reg(unsigned int eth_port_num,
-				    unsigned int value);
-static unsigned int ethernet_get_config_reg(unsigned int eth_port_num);
-
 /* Port MAC address routines */
 static void eth_port_uc_addr_set(unsigned int eth_port_num,
 				 unsigned char *p_addr);

drivers/net/ne3210.c

@@ -26,9 +26,6 @@
 	Updated to EISA probing API 5/2003 by Marc Zyngier.
 */
 
-static const char *version =
-	"ne3210.c: Driver revision v0.03, 30/09/98\n";
-
 #include <linux/module.h>
 #include <linux/eisa.h>
 #include <linux/kernel.h>
@@ -197,7 +194,7 @@ static int __init ne3210_eisa_probe (struct device *device)
 	ei_status.priv = phys_mem;
 
 	if (ei_debug > 0)
-		printk(version);
+		printk("ne3210 loaded.\n");
 
 	ei_status.reset_8390 = &ne3210_reset_8390;
 	ei_status.block_input = &ne3210_block_input;
@@ -360,12 +357,12 @@ MODULE_DESCRIPTION("NE3210 EISA Ethernet driver");
 MODULE_LICENSE("GPL");
 MODULE_DEVICE_TABLE(eisa, ne3210_ids);
 
-int ne3210_init(void)
+static int ne3210_init(void)
 {
 	return eisa_driver_register (&ne3210_eisa_driver);
 }
 
-void ne3210_cleanup(void)
+static void ne3210_cleanup(void)
 {
 	eisa_driver_unregister (&ne3210_eisa_driver);
 }

drivers/net/phy/Kconfig

@@ -6,7 +6,7 @@ menu "PHY device support"
 
 config PHYLIB
 	tristate "PHY Device support and infrastructure"
-	depends on NET_ETHERNET
+	depends on NET_ETHERNET && (BROKEN || !ARCH_S390)
 	help
 	  Ethernet controllers are usually attached to PHY
 	  devices.  This option provides infrastructure for

drivers/net/phy/mdio_bus.c

@@ -170,7 +170,7 @@ int __init mdio_bus_init(void)
 	return bus_register(&mdio_bus_type);
 }
 
-void __exit mdio_bus_exit(void)
+void mdio_bus_exit(void)
 {
 	bus_unregister(&mdio_bus_type);
 }