1 files changed, 37 insertions, 58 deletions

diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c
index e52cd310ae7..064a48d0c36 100644
--- a/drivers/net/ethernet/micrel/ksz884x.c
+++ b/drivers/net/ethernet/micrel/ksz884x.c
@@ -1,5 +1,5 @@
 /**
- * drivers/net/ksx884x.c - Micrel KSZ8841/2 PCI Ethernet driver
+ * drivers/net/ethernet/micrel/ksx884x.c - Micrel KSZ8841/2 PCI Ethernet driver
  *
  * Copyright (c) 2009-2010 Micrel, Inc.
  * 	Tristram Ha <Tristram.Ha@micrel.com>
@@ -1487,7 +1487,7 @@ struct dev_priv {
 #define DRV_VERSION		"1.0.0"
 #define DRV_RELDATE		"Feb 8, 2010"
 
-static char version[] __devinitdata =
+static char version[] =
 	"Micrel " DEVICE_NAME " " DRV_VERSION " (" DRV_RELDATE ")";
 
 static u8 DEFAULT_MAC_ADDRESS[] = { 0x00, 0x10, 0xA1, 0x88, 0x42, 0x01 };
@@ -3913,7 +3913,7 @@ static void hw_start_rx(struct ksz_hw *hw)
 		hw->rx_stop = 2;
 }
 
-/*
+/**
  * hw_stop_rx - stop receiving
  * @hw: 	The hardware instance.
  *
@@ -4128,10 +4128,10 @@ static int hw_add_addr(struct ksz_hw *hw, u8 *mac_addr)
 	int i;
 	int j = ADDITIONAL_ENTRIES;
 
-	if (!memcmp(hw->override_addr, mac_addr, ETH_ALEN))
+	if (ether_addr_equal(hw->override_addr, mac_addr))
 		return 0;
 	for (i = 0; i < hw->addr_list_size; i++) {
-		if (!memcmp(hw->address[i], mac_addr, ETH_ALEN))
+		if (ether_addr_equal(hw->address[i], mac_addr))
 			return 0;
 		if (ADDITIONAL_ENTRIES == j && empty_addr(hw->address[i]))
 			j = i;
@@ -4149,7 +4149,7 @@ static int hw_del_addr(struct ksz_hw *hw, u8 *mac_addr)
 	int i;
 
 	for (i = 0; i < hw->addr_list_size; i++) {
-		if (!memcmp(hw->address[i], mac_addr, ETH_ALEN)) {
+		if (ether_addr_equal(hw->address[i], mac_addr)) {
 			memset(hw->address[i], 0, ETH_ALEN);
 			writel(0, hw->io + ADD_ADDR_INCR * i +
 				KS_ADD_ADDR_0_HI);
@@ -4480,14 +4480,12 @@ static void ksz_init_rx_buffers(struct dev_info *adapter)
 		dma_buf->len = adapter->mtu;
 		if (!dma_buf->skb)
 			dma_buf->skb = alloc_skb(dma_buf->len, GFP_ATOMIC);
-		if (dma_buf->skb && !dma_buf->dma) {
-			dma_buf->skb->dev = adapter->dev;
+		if (dma_buf->skb && !dma_buf->dma)
 			dma_buf->dma = pci_map_single(
 				adapter->pdev,
 				skb_tail_pointer(dma_buf->skb),
 				dma_buf->len,
 				PCI_DMA_FROMDEVICE);
-		}
 
 		/* Set descriptor. */
 		set_rx_buf(desc, dma_buf->dma);
@@ -4763,7 +4761,7 @@ static void transmit_cleanup(struct dev_info *hw_priv, int normal)
 	struct ksz_dma_buf *dma_buf;
 	struct net_device *dev = NULL;
 
-	spin_lock(&hw_priv->hwlock);
+	spin_lock_irq(&hw_priv->hwlock);
 	last = info->last;
 
 	while (info->avail < info->alloc) {
@@ -4797,7 +4795,7 @@ static void transmit_cleanup(struct dev_info *hw_priv, int normal)
 		info->avail++;
 	}
 	info->last = last;
-	spin_unlock(&hw_priv->hwlock);
+	spin_unlock_irq(&hw_priv->hwlock);
 
 	/* Notify the network subsystem that the packet has been sent. */
 	if (dev)
@@ -4834,7 +4832,7 @@ static inline void copy_old_skb(struct sk_buff *old, struct sk_buff *skb)
 	skb->csum = old->csum;
 	skb_set_network_header(skb, ETH_HLEN);
 
-	dev_kfree_skb(old);
+	dev_consume_skb_any(old);
 }
 
 /**
@@ -4863,7 +4861,7 @@ static netdev_tx_t netdev_tx(struct sk_buff *skb, struct net_device *dev)
 				memset(&skb->data[skb->len], 0, 50 - skb->len);
 				skb->len = 50;
 			} else {
-				skb = dev_alloc_skb(50);
+				skb = netdev_alloc_skb(dev, 50);
 				if (!skb)
 					return NETDEV_TX_BUSY;
 				memcpy(skb->data, org_skb->data, org_skb->len);
@@ -4881,11 +4879,11 @@ static netdev_tx_t netdev_tx(struct sk_buff *skb, struct net_device *dev)
 	left = hw_alloc_pkt(hw, skb->len, num);
 	if (left) {
 		if (left < num ||
-				((CHECKSUM_PARTIAL == skb->ip_summed) &&
-				(ETH_P_IPV6 == htons(skb->protocol)))) {
+		    (CHECKSUM_PARTIAL == skb->ip_summed &&
+		     skb->protocol == htons(ETH_P_IPV6))) {
 			struct sk_buff *org_skb = skb;
 
-			skb = dev_alloc_skb(org_skb->len);
+			skb = netdev_alloc_skb(dev, org_skb->len);
 			if (!skb) {
 				rc = NETDEV_TX_BUSY;
 				goto unlock;
@@ -4932,7 +4930,7 @@ static void netdev_tx_timeout(struct net_device *dev)
 		 * Only reset the hardware if time between calls is long
 		 * enough.
 		 */
-		if (jiffies - last_reset <= dev->watchdog_timeo)
+		if (time_before_eq(jiffies, last_reset + dev->watchdog_timeo))
 			hw_priv = NULL;
 	}
 
@@ -5019,7 +5017,7 @@ static inline int rx_proc(struct net_device *dev, struct ksz_hw* hw,
 
 	do {
 		/* skb->data != skb->head */
-		skb = dev_alloc_skb(packet_len + 2);
+		skb = netdev_alloc_skb(dev, packet_len + 2);
 		if (!skb) {
 			dev->stats.rx_dropped++;
 			return -ENOMEM;
@@ -5261,11 +5259,15 @@ static irqreturn_t netdev_intr(int irq, void *dev_id)
 	struct dev_info *hw_priv = priv->adapter;
 	struct ksz_hw *hw = &hw_priv->hw;
 
+	spin_lock(&hw_priv->hwlock);
+
 	hw_read_intr(hw, &int_enable);
 
 	/* Not our interrupt! */
-	if (!int_enable)
+	if (!int_enable) {
+		spin_unlock(&hw_priv->hwlock);
 		return IRQ_NONE;
+	}
 
 	do {
 		hw_ack_intr(hw, int_enable);
@@ -5312,6 +5314,8 @@ static irqreturn_t netdev_intr(int irq, void *dev_id)
 
 	hw_ena_intr(hw);
 
+	spin_unlock(&hw_priv->hwlock);
+
 	return IRQ_HANDLED;
 }
 
@@ -5409,8 +5413,8 @@ static int netdev_close(struct net_device *dev)
 		/* Delay for receive task to stop scheduling itself. */
 		msleep(2000 / HZ);
 
-		tasklet_disable(&hw_priv->rx_tasklet);
-		tasklet_disable(&hw_priv->tx_tasklet);
+		tasklet_kill(&hw_priv->rx_tasklet);
+		tasklet_kill(&hw_priv->tx_tasklet);
 		free_irq(dev->irq, hw_priv->dev);
 
 		transmit_cleanup(hw_priv, 0);
@@ -5461,8 +5465,10 @@ static int prepare_hardware(struct net_device *dev)
 	rc = request_irq(dev->irq, netdev_intr, IRQF_SHARED, dev->name, dev);
 	if (rc)
 		return rc;
-	tasklet_enable(&hw_priv->rx_tasklet);
-	tasklet_enable(&hw_priv->tx_tasklet);
+	tasklet_init(&hw_priv->rx_tasklet, rx_proc_task,
+		     (unsigned long) hw_priv);
+	tasklet_init(&hw_priv->tx_tasklet, tx_proc_task,
+		     (unsigned long) hw_priv);
 
 	hw->promiscuous = 0;
 	hw->all_multi = 0;
@@ -5675,7 +5681,7 @@ static int netdev_set_mac_address(struct net_device *dev, void *addr)
 		memcpy(hw->override_addr, mac->sa_data, ETH_ALEN);
 	}
 
-	memcpy(dev->dev_addr, mac->sa_data, MAX_ADDR_LEN);
+	memcpy(dev->dev_addr, mac->sa_data, ETH_ALEN);
 
 	interrupt = hw_block_intr(hw);
 
@@ -5847,15 +5853,12 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	struct dev_info *hw_priv = priv->adapter;
 	struct ksz_hw *hw = &hw_priv->hw;
 	struct ksz_port *port = &priv->port;
-	int rc;
 	int result = 0;
 	struct mii_ioctl_data *data = if_mii(ifr);
 
 	if (down_interruptible(&priv->proc_sem))
 		return -ERESTARTSYS;
 
-	/* assume success */
-	rc = 0;
 	switch (cmd) {
 	/* Get address of MII PHY in use. */
 	case SIOCGMIIPHY:
@@ -6769,7 +6772,7 @@ static int stp;
 /*
  * This enables fast aging in the KSZ8842 switch.  Not sure what situation
  * needs that.  However, fast aging is used to flush the dynamic MAC table when
- * STP suport is enabled.
+ * STP support is enabled.
  */
 static int fast_aging;
 
@@ -6919,8 +6922,7 @@ static void read_other_addr(struct ksz_hw *hw)
 #define PCI_VENDOR_ID_MICREL_KS		0x16c6
 #endif
 
-static int __devinit pcidev_init(struct pci_dev *pdev,
-	const struct pci_device_id *id)
+static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	struct net_device *dev;
 	struct dev_priv *priv;
@@ -7035,16 +7037,6 @@ static int __devinit pcidev_init(struct pci_dev *pdev,
 	spin_lock_init(&hw_priv->hwlock);
 	mutex_init(&hw_priv->lock);
 
-	/* tasklet is enabled. */
-	tasklet_init(&hw_priv->rx_tasklet, rx_proc_task,
-		(unsigned long) hw_priv);
-	tasklet_init(&hw_priv->tx_tasklet, tx_proc_task,
-		(unsigned long) hw_priv);
-
-	/* tasklet_enable will decrement the atomic counter. */
-	tasklet_disable(&hw_priv->rx_tasklet);
-	tasklet_disable(&hw_priv->tx_tasklet);
-
 	for (i = 0; i < TOTAL_PORT_NUM; i++)
 		init_waitqueue_head(&hw_priv->counter[i].counter);
 
@@ -7080,6 +7072,7 @@ static int __devinit pcidev_init(struct pci_dev *pdev,
 		dev = alloc_etherdev(sizeof(struct dev_priv));
 		if (!dev)
 			goto pcidev_init_reg_err;
+		SET_NETDEV_DEV(dev, &pdev->dev);
 		info->netdev[i] = dev;
 
 		priv = netdev_priv(dev);
@@ -7109,13 +7102,12 @@ static int __devinit pcidev_init(struct pci_dev *pdev,
 			       ETH_ALEN);
 		else {
 			memcpy(dev->dev_addr, sw->other_addr, ETH_ALEN);
-			if (!memcmp(sw->other_addr, hw->override_addr,
-				    ETH_ALEN))
+			if (ether_addr_equal(sw->other_addr, hw->override_addr))
 				dev->dev_addr[5] += port->first_port;
 		}
 
 		dev->netdev_ops = &netdev_ops;
-		SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
+		dev->ethtool_ops = &netdev_ethtool_ops;
 		if (register_netdev(dev))
 			goto pcidev_init_reg_err;
 		port_set_power_saving(port, true);
@@ -7155,8 +7147,6 @@ static void pcidev_exit(struct pci_dev *pdev)
 	struct platform_info *info = pci_get_drvdata(pdev);
 	struct dev_info *hw_priv = &info->dev_info;
 
-	pci_set_drvdata(pdev, NULL);
-
 	release_mem_region(pci_resource_start(pdev, 0),
 		pci_resource_len(pdev, 0));
 	for (i = 0; i < hw_priv->hw.dev_count; i++) {
@@ -7232,7 +7222,7 @@ static int pcidev_suspend(struct pci_dev *pdev, pm_message_t state)
 
 static char pcidev_name[] = "ksz884xp";
 
-static struct pci_device_id pcidev_table[] = {
+static DEFINE_PCI_DEVICE_TABLE(pcidev_table) = {
 	{ PCI_VENDOR_ID_MICREL_KS, 0x8841,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
 	{ PCI_VENDOR_ID_MICREL_KS, 0x8842,
@@ -7253,18 +7243,7 @@ static struct pci_driver pci_device_driver = {
 	.remove		= pcidev_exit
 };
 
-static int __init ksz884x_init_module(void)
-{
-	return pci_register_driver(&pci_device_driver);
-}
-
-static void __exit ksz884x_cleanup_module(void)
-{
-	pci_unregister_driver(&pci_device_driver);
-}
-
-module_init(ksz884x_init_module);
-module_exit(ksz884x_cleanup_module);
+module_pci_driver(pci_device_driver);
 
 MODULE_DESCRIPTION("KSZ8841/2 PCI network driver");
 MODULE_AUTHOR("Tristram Ha <Tristram.Ha@micrel.com>");