tc35815: Whitespace cleanup

Cosmetic TAB/whitespace cleanups and some style cleanups.  No
functional changes.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

drivers/net/tc35815.c

@@ -81,7 +81,7 @@ static const struct pci_device_id tc35815_pci_tbl[] = {
 	{PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_TC35815_TX4939), .driver_data = TC35815_TX4939 },
 	{0,}
 };
-MODULE_DEVICE_TABLE (pci, tc35815_pci_tbl);
+MODULE_DEVICE_TABLE(pci, tc35815_pci_tbl);
 
 /* see MODULE_PARM_DESC */
 static struct tc35815_options {
@@ -183,7 +183,7 @@ struct tc35815_regs {
 /* CAM_Ena bit asign ------------------------------------------------------- */
 #define CAM_ENTRY_MAX		       21   /* CAM Data entry max count	     */
 #define CAM_Ena_Mask ((1<<CAM_ENTRY_MAX)-1) /* CAM Enable bits (Max 21bits)  */
-#define CAM_Ena_Bit(index)         (1<<(index))
+#define CAM_Ena_Bit(index)	(1 << (index))
 #define CAM_ENTRY_DESTINATION	0
 #define CAM_ENTRY_SOURCE	1
 #define CAM_ENTRY_MACCTL	20
@@ -249,7 +249,7 @@ struct tc35815_regs {
 
 /* Int_En bit asign -------------------------------------------------------- */
 #define Int_NRAbtEn	       0x00000800 /* 1:Non-recoverable Abort Enable  */
-#define Int_TxCtlCmpEn         0x00000400 /* 1:Transmit Control Complete Enable */
+#define Int_TxCtlCmpEn	       0x00000400 /* 1:Transmit Ctl Complete Enable  */
 #define Int_DmParErrEn	       0x00000200 /* 1:DMA Parity Error Enable	     */
 #define Int_DParDEn	       0x00000100 /* 1:Data Parity Error Enable	     */
 #define Int_EarNotEn	       0x00000080 /* 1:Early Notify Enable	     */
@@ -352,8 +352,10 @@ struct BDesc {
 /* Tuning parameters */
 #define DMA_BURST_SIZE	32
 #define TX_THRESHOLD	1024
-#define TX_THRESHOLD_MAX 1536       /* used threshold with packet max byte for low pci transfer ability.*/
-#define TX_THRESHOLD_KEEP_LIMIT 10  /* setting threshold max value when overrun error occured this count. */
+/* used threshold with packet max byte for low pci transfer ability.*/
+#define TX_THRESHOLD_MAX 1536
+/* setting threshold max value when overrun error occured this count. */
+#define TX_THRESHOLD_KEEP_LIMIT 10
 
 /* 16 + RX_BUF_NUM * 8 + RX_FD_NUM * 16 + TX_FD_NUM * 32 <= PAGE_SIZE*FD_PAGE_NUM */
 #ifdef TC35815_USE_PACKEDBUFFER
@@ -441,7 +443,7 @@ struct tc35815_local {
 	 *	RX_BUF_NUM BD in Free Buffer FD.
 	 *	One Free Buffer BD has ETH_FRAME_LEN data buffer.
 	 */
-	void * fd_buf;	/* for TxFD, RxFD, FrFD */
+	void *fd_buf;	/* for TxFD, RxFD, FrFD */
 	dma_addr_t fd_buf_dma;
 	struct TxFD *tfd_base;
 	unsigned int tfd_start;
@@ -452,7 +454,7 @@ struct tc35815_local {
 	struct FrFD *fbl_ptr;
 #ifdef TC35815_USE_PACKEDBUFFER
 	unsigned char fbl_curid;
-	void * data_buf[RX_BUF_NUM];		/* packing */
+	void *data_buf[RX_BUF_NUM];		/* packing */
 	dma_addr_t data_buf_dma[RX_BUF_NUM];
 	struct {
 		struct sk_buff *skb;
@@ -493,13 +495,14 @@ static inline void *rxbuf_bus_to_virt(struct tc35815_local *lp, dma_addr_t bus)
 }
 
 #define TC35815_DMA_SYNC_ONDEMAND
-static void* alloc_rxbuf_page(struct pci_dev *hwdev, dma_addr_t *dma_handle)
+static void *alloc_rxbuf_page(struct pci_dev *hwdev, dma_addr_t *dma_handle)
 {
 #ifdef TC35815_DMA_SYNC_ONDEMAND
 	void *buf;
 	/* pci_map + pci_dma_sync will be more effective than
 	 * pci_alloc_consistent on some archs. */
-	if ((buf = (void *)__get_free_page(GFP_ATOMIC)) == NULL)
+	buf = (void *)__get_free_page(GFP_ATOMIC);
+	if (!buf)
 		return NULL;
 	*dma_handle = pci_map_single(hwdev, buf, PAGE_SIZE,
 				     PCI_DMA_FROMDEVICE);
@@ -825,7 +828,7 @@ static int __devinit tc35815_read_plat_dev_addr(struct net_device *dev)
 }
 #endif
 
-static int __devinit tc35815_init_dev_addr (struct net_device *dev)
+static int __devinit tc35815_init_dev_addr(struct net_device *dev)
 {
 	struct tc35815_regs __iomem *tr =
 		(struct tc35815_regs __iomem *)dev->base_addr;
@@ -847,7 +850,7 @@ static int __devinit tc35815_init_dev_addr (struct net_device *dev)
 	return 0;
 }
 
-static int __devinit tc35815_init_one (struct pci_dev *pdev,
+static int __devinit tc35815_init_one(struct pci_dev *pdev,
 				      const struct pci_device_id *ent)
 {
 	void __iomem *ioaddr = NULL;
@@ -870,7 +873,7 @@ static int __devinit tc35815_init_one (struct pci_dev *pdev,
 	}
 
 	/* dev zeroed in alloc_etherdev */
-	dev = alloc_etherdev (sizeof (*lp));
+	dev = alloc_etherdev(sizeof(*lp));
 	if (dev == NULL) {
 		dev_err(&pdev->dev, "unable to alloc new ethernet\n");
 		return -ENOMEM;
@@ -907,7 +910,7 @@ static int __devinit tc35815_init_one (struct pci_dev *pdev,
 #endif
 
 	dev->irq = pdev->irq;
-	dev->base_addr = (unsigned long) ioaddr;
+	dev->base_addr = (unsigned long)ioaddr;
 
 	INIT_WORK(&lp->restart_work, tc35815_restart_work);
 	spin_lock_init(&lp->lock);
@@ -926,7 +929,7 @@ static int __devinit tc35815_init_one (struct pci_dev *pdev,
 		random_ether_addr(dev->dev_addr);
 	}
 
-	rc = register_netdev (dev);
+	rc = register_netdev(dev);
 	if (rc)
 		goto err_out;
 
@@ -947,23 +950,22 @@ static int __devinit tc35815_init_one (struct pci_dev *pdev,
 err_out_unregister:
 	unregister_netdev(dev);
 err_out:
-	free_netdev (dev);
+	free_netdev(dev);
 	return rc;
 }
 
 
-static void __devexit tc35815_remove_one (struct pci_dev *pdev)
+static void __devexit tc35815_remove_one(struct pci_dev *pdev)
 {
-	struct net_device *dev = pci_get_drvdata (pdev);
+	struct net_device *dev = pci_get_drvdata(pdev);
 	struct tc35815_local *lp = netdev_priv(dev);
 
 	phy_disconnect(lp->phy_dev);
 	mdiobus_unregister(&lp->mii_bus);
 	kfree(lp->mii_bus.irq);
-	unregister_netdev (dev);
-	free_netdev (dev);
-
-	pci_set_drvdata (pdev, NULL);
+	unregister_netdev(dev);
+	free_netdev(dev);
+	pci_set_drvdata(pdev, NULL);
 }
 
 static int
@@ -980,11 +982,17 @@ tc35815_init_queues(struct net_device *dev)
 		       sizeof(struct TxFD) * TX_FD_NUM >
 		       PAGE_SIZE * FD_PAGE_NUM);
 
-		if ((lp->fd_buf = pci_alloc_consistent(lp->pci_dev, PAGE_SIZE * FD_PAGE_NUM, &lp->fd_buf_dma)) == 0)
+		lp->fd_buf = pci_alloc_consistent(lp->pci_dev,
+						  PAGE_SIZE * FD_PAGE_NUM,
+						  &lp->fd_buf_dma);
+		if (!lp->fd_buf)
 			return -ENOMEM;
 		for (i = 0; i < RX_BUF_NUM; i++) {
 #ifdef TC35815_USE_PACKEDBUFFER
-			if ((lp->data_buf[i] = alloc_rxbuf_page(lp->pci_dev, &lp->data_buf_dma[i])) == NULL) {
+			lp->data_buf[i] =
+				alloc_rxbuf_page(lp->pci_dev,
+						 &lp->data_buf_dma[i]);
+			if (!lp->data_buf[i]) {
 				while (--i >= 0) {
 					free_rxbuf_page(lp->pci_dev,
 							lp->data_buf[i],
@@ -1027,18 +1035,17 @@ tc35815_init_queues(struct net_device *dev)
 #endif
 		printk("\n");
 	} else {
-		for (i = 0; i < FD_PAGE_NUM; i++) {
-			clear_page((void *)((unsigned long)lp->fd_buf + i * PAGE_SIZE));
-		}
+		for (i = 0; i < FD_PAGE_NUM; i++)
+			clear_page((void *)((unsigned long)lp->fd_buf +
+					    i * PAGE_SIZE));
 	}
 	fd_addr = (unsigned long)lp->fd_buf;
 
 	/* Free Descriptors (for Receive) */
 	lp->rfd_base = (struct RxFD *)fd_addr;
 	fd_addr += sizeof(struct RxFD) * RX_FD_NUM;
-	for (i = 0; i < RX_FD_NUM; i++) {
+	for (i = 0; i < RX_FD_NUM; i++)
 		lp->rfd_base[i].fd.FDCtl = cpu_to_le32(FD_CownsFD);
-	}
 	lp->rfd_cur = lp->rfd_base;
 	lp->rfd_limit = (struct RxFD *)fd_addr - (RX_FD_RESERVE + 1);
 
@@ -1366,9 +1373,9 @@ tc35815_open(struct net_device *dev)
 	 * This is used if the interrupt line can turned off (shared).
 	 * See 3c503.c for an example of selecting the IRQ at config-time.
 	 */
-	if (request_irq(dev->irq, &tc35815_interrupt, IRQF_SHARED, dev->name, dev)) {
+	if (request_irq(dev->irq, &tc35815_interrupt, IRQF_SHARED,
+			dev->name, dev))
 		return -EAGAIN;
-	}
 
 	tc35815_chip_reset(dev);
 
@@ -2050,7 +2057,7 @@ tc35815_txdone(struct net_device *dev)
 				struct tc35815_regs __iomem *tr =
 					(struct tc35815_regs __iomem *)dev->base_addr;
 				int head = (lp->tfd_start + TX_FD_NUM - 1) % TX_FD_NUM;
-				struct TxFD* txhead = &lp->tfd_base[head];
+				struct TxFD *txhead = &lp->tfd_base[head];
 				int qlen = (lp->tfd_start + TX_FD_NUM
 					    - lp->tfd_end) % TX_FD_NUM;
 
@@ -2085,7 +2092,7 @@ tc35815_txdone(struct net_device *dev)
 	 * condition, and space has now been made available,
 	 * wake up the queue.
 	 */
-	if (netif_queue_stopped(dev) && ! tc35815_tx_full(dev))
+	if (netif_queue_stopped(dev) && !tc35815_tx_full(dev))
 		netif_wake_queue(dev);
 }
 
@@ -2182,8 +2189,7 @@ tc35815_set_multicast_list(struct net_device *dev)
 	struct tc35815_regs __iomem *tr =
 		(struct tc35815_regs __iomem *)dev->base_addr;
 
-	if (dev->flags&IFF_PROMISC)
-	{
+	if (dev->flags & IFF_PROMISC) {
 #ifdef WORKAROUND_100HALF_PROMISC
 		/* With some (all?) 100MHalf HUB, controller will hang
 		 * if we enabled promiscuous mode before linkup... */
@@ -2194,16 +2200,13 @@ tc35815_set_multicast_list(struct net_device *dev)
 #endif
 		/* Enable promiscuous mode */
 		tc_writel(CAM_CompEn | CAM_BroadAcc | CAM_GroupAcc | CAM_StationAcc, &tr->CAM_Ctl);
-	}
-	else if((dev->flags&IFF_ALLMULTI) || dev->mc_count > CAM_ENTRY_MAX - 3)
-	{
+	} else if ((dev->flags & IFF_ALLMULTI) ||
+		  dev->mc_count > CAM_ENTRY_MAX - 3) {
 		/* CAM 0, 1, 20 are reserved. */
 		/* Disable promiscuous mode, use normal mode. */
 		tc_writel(CAM_CompEn | CAM_BroadAcc | CAM_GroupAcc, &tr->CAM_Ctl);
-	}
-	else if(dev->mc_count)
-	{
-		struct dev_mc_list* cur_addr = dev->mc_list;
+	} else if (dev->mc_count) {
+		struct dev_mc_list *cur_addr = dev->mc_list;
 		int i;
 		int ena_bits = CAM_Ena_Bit(CAM_ENTRY_SOURCE);
 
@@ -2218,8 +2221,7 @@ tc35815_set_multicast_list(struct net_device *dev)
 		}
 		tc_writel(ena_bits, &tr->CAM_Ena);
 		tc_writel(CAM_CompEn | CAM_BroadAcc, &tr->CAM_Ctl);
-	}
-	else {
+	} else {
 		tc_writel(CAM_Ena_Bit(CAM_ENTRY_SOURCE), &tr->CAM_Ena);
 		tc_writel(CAM_CompEn | CAM_BroadAcc, &tr->CAM_Ctl);
 	}