[PATCH] whitespace only change to pcnet32.c

Last change for a while.  This modifies the whitespace only.
consistent indentation, deletes trailing tabs, trailing spaces, etc.

drivers/net/pcnet32.c

@@ -314,9 +314,11 @@ struct pcnet32_private {
     struct pcnet32_rx_head    rx_ring[RX_RING_SIZE];
     struct pcnet32_tx_head    tx_ring[TX_RING_SIZE];
     struct pcnet32_init_block init_block;
-    dma_addr_t 		dma_addr;	/* DMA address of beginning of this object, 
-					   returned by pci_alloc_consistent */
-    struct pci_dev	*pci_dev;	/* Pointer to the associated pci device structure */
+    dma_addr_t		dma_addr;	/* DMA address of beginning of this
+					   object, returned by
+					   pci_alloc_consistent */
+    struct pci_dev	*pci_dev;	/* Pointer to the associated pci device
+					   structure */
     const char		*name;
     /* The saved address of a sent-in-place packet/buffer, for skfree(). */
     struct sk_buff	*tx_skbuff[TX_RING_SIZE];
@@ -884,12 +886,6 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
 	 */
 	/* switch to home wiring mode */
 	media = a->read_bcr(ioaddr, 49);
-#if 0
-	if (pcnet32_debug > 2)
-	    printk(KERN_DEBUG PFX "media value %#x.\n",  media);
-	media &= ~3;
-	media |= 1;
-#endif
 	if (pcnet32_debug & NETIF_MSG_PROBE)
 	    printk(KERN_DEBUG PFX "media reset to %#x.\n",  media);
 	a->write_bcr(ioaddr, 49, media);
@@ -911,8 +907,7 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
      *	have FIFO's smaller than a packet, so you can't do this.
      */
 
-    if(fset)
-    {
+    if (fset) {
 	a->write_bcr(ioaddr, 18, (a->read_bcr(ioaddr, 18) | 0x0800));
 	a->write_csr(ioaddr, 80, (a->read_csr(ioaddr, 80) & 0x0C00) | 0x0c00);
 	dxsuflo = 1;
@@ -920,7 +915,7 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
     }
 
     dev = alloc_etherdev(0);
-    if(!dev) {
+    if (!dev) {
 	printk(KERN_ERR PFX "Memory allocation failed.\n");
 	ret = -ENOMEM;
 	goto err_release_region;
@@ -948,12 +943,12 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
     for (i = 0; i < 6; i++)
 	promaddr[i] = inb(ioaddr + i);
 
-    if( memcmp( promaddr, dev->dev_addr, 6)
-	|| !is_valid_ether_addr(dev->dev_addr) ) {
+    if (memcmp(promaddr, dev->dev_addr, 6)
+	|| !is_valid_ether_addr(dev->dev_addr)) {
 #ifndef __powerpc__
-	if( is_valid_ether_addr(promaddr) ){
+	if (is_valid_ether_addr(promaddr)) {
 #else
-	if( !is_valid_ether_addr(dev->dev_addr)
+	if (!is_valid_ether_addr(dev->dev_addr)
 	    && is_valid_ether_addr(promaddr)) {
 #endif
 	    printk(" warning: CSR address invalid,\n");
@@ -963,13 +958,13 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
     }
 
     /* if the ethernet address is not valid, force to 00:00:00:00:00:00 */
-    if( !is_valid_ether_addr(dev->dev_addr) )
+    if (!is_valid_ether_addr(dev->dev_addr))
 	memset(dev->dev_addr, 0, sizeof(dev->dev_addr));
 
     for (i = 0; i < 6; i++)
 	printk(" %2.2x", dev->dev_addr[i] );
 
-    if (((chip_version + 1) & 0xfffe) == 0x2624) { /* Version 0x2623 or 0x2624 */
+    if (((chip_version + 1) & 0xfffe) == 0x2624) { /* Version 0x2623 - 0x2624 */
 	i = a->read_csr(ioaddr, 80) & 0x0C00;  /* Check tx_start_pt */
 	printk("\n" KERN_INFO "    tx_start_pt(0x%04x):",i);
 	switch(i>>10) {
@@ -1038,7 +1033,8 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
     lp->a = *a;
 
     /* detect special T1/E1 WAN card by checking for MAC address */
-    if (dev->dev_addr[0] == 0x00 && dev->dev_addr[1] == 0xe0 && dev->dev_addr[2] == 0x75)
+    if (dev->dev_addr[0] == 0x00 && dev->dev_addr[1] == 0xe0
+	    && dev->dev_addr[2] == 0x75)
 	lp->options = PCNET32_PORT_FD | PCNET32_PORT_GPSI;
 
     lp->init_block.mode = le16_to_cpu(0x0003);	/* Disable Rx and Tx. */
@@ -1047,14 +1043,18 @@ pcnet32_probe1(unsigned long ioaddr, unsigned int irq_line, int shared,
 	lp->init_block.phys_addr[i] = dev->dev_addr[i];
     lp->init_block.filter[0] = 0x00000000;
     lp->init_block.filter[1] = 0x00000000;
-    lp->init_block.rx_ring = (u32)le32_to_cpu(lp->dma_addr + offsetof(struct pcnet32_private, rx_ring));
-    lp->init_block.tx_ring = (u32)le32_to_cpu(lp->dma_addr + offsetof(struct pcnet32_private, tx_ring));
+    lp->init_block.rx_ring = (u32)le32_to_cpu(lp->dma_addr +
+	    offsetof(struct pcnet32_private, rx_ring));
+    lp->init_block.tx_ring = (u32)le32_to_cpu(lp->dma_addr +
+	    offsetof(struct pcnet32_private, tx_ring));
 
     /* switch pcnet32 to 32bit mode */
-    a->write_bcr (ioaddr, 20, 2);
+    a->write_bcr(ioaddr, 20, 2);
 
-    a->write_csr (ioaddr, 1, (lp->dma_addr + offsetof(struct pcnet32_private, init_block)) & 0xffff);
-    a->write_csr (ioaddr, 2, (lp->dma_addr + offsetof(struct pcnet32_private, init_block)) >> 16);
+    a->write_csr(ioaddr, 1, (lp->dma_addr + offsetof(struct pcnet32_private,
+		    init_block)) & 0xffff);
+    a->write_csr(ioaddr, 2, (lp->dma_addr + offsetof(struct pcnet32_private,
+		    init_block)) >> 16);
 
     if (irq_line) {
 	dev->irq = irq_line;
@@ -1176,8 +1176,10 @@ pcnet32_open(struct net_device *dev)
 		val |= 2;
 	} else if (lp->options & PCNET32_PORT_ASEL) {
 	/* workaround of xSeries250, turn on for 79C975 only */
-	    i = ((lp->a.read_csr(ioaddr, 88) | (lp->a.read_csr(ioaddr,89) << 16)) >> 12) & 0xffff;
-	    if (i == 0x2627) val |= 3;
+	    i = ((lp->a.read_csr(ioaddr, 88) |
+			(lp->a.read_csr(ioaddr,89) << 16)) >> 12) & 0xffff;
+	    if (i == 0x2627)
+		val |= 3;
 	}
 	lp->a.write_bcr (ioaddr, 9, val);
     }
@@ -1189,14 +1191,16 @@ pcnet32_open(struct net_device *dev)
     lp->a.write_csr (ioaddr, 124, val);
 
     if (lp->mii && !(lp->options & PCNET32_PORT_ASEL)) {
-	val = lp->a.read_bcr (ioaddr, 32) & ~0x38; /* disable Auto Negotiation, set 10Mpbs, HD */
+	/* disable Auto Negotiation, set 10Mpbs, HD */
+	val = lp->a.read_bcr (ioaddr, 32) & ~0x38;
 	if (lp->options & PCNET32_PORT_FD)
 	    val |= 0x10;
 	if (lp->options & PCNET32_PORT_100)
 	    val |= 0x08;
 	lp->a.write_bcr (ioaddr, 32, val);
     } else {
-	if (lp->options & PCNET32_PORT_ASEL) {  /* enable auto negotiate, setup, disable fd */
+	if (lp->options & PCNET32_PORT_ASEL) {
+	    /* enable auto negotiate, setup, disable fd */
 	    val = lp->a.read_bcr(ioaddr, 32) & ~0x98;
 	    val |= 0x20;
 	    lp->a.write_bcr(ioaddr, 32, val);
@@ -1226,8 +1230,10 @@ pcnet32_open(struct net_device *dev)
     }
 
     /* Re-initialize the PCNET32, and start it when done. */
-    lp->a.write_csr (ioaddr, 1, (lp->dma_addr + offsetof(struct pcnet32_private, init_block)) &0xffff);
-    lp->a.write_csr (ioaddr, 2, (lp->dma_addr + offsetof(struct pcnet32_private, init_block)) >> 16);
+    lp->a.write_csr (ioaddr, 1, (lp->dma_addr +
+	     offsetof(struct pcnet32_private, init_block)) & 0xffff);
+    lp->a.write_csr (ioaddr, 2, (lp->dma_addr +
+		offsetof(struct pcnet32_private, init_block)) >> 16);
 
     lp->a.write_csr (ioaddr, 4, 0x0915);
     lp->a.write_csr (ioaddr, 0, 0x0001);
@@ -1252,7 +1258,8 @@ pcnet32_open(struct net_device *dev)
 
     if (netif_msg_ifup(lp))
 	printk(KERN_DEBUG "%s: pcnet32 open after %d ticks, init block %#x csr0 %4.4x.\n",
-	       dev->name, i, (u32) (lp->dma_addr + offsetof(struct pcnet32_private, init_block)),
+		dev->name, i, (u32) (lp->dma_addr +
+		    offsetof(struct pcnet32_private, init_block)),
 		lp->a.read_csr(ioaddr, 0));
 
 
@@ -1302,7 +1309,8 @@ pcnet32_purge_tx_ring(struct net_device *dev)
 
     for (i = 0; i < TX_RING_SIZE; i++) {
 	if (lp->tx_skbuff[i]) {
-            pci_unmap_single(lp->pci_dev, lp->tx_dma_addr[i], lp->tx_skbuff[i]->len, PCI_DMA_TODEVICE);
+	    pci_unmap_single(lp->pci_dev, lp->tx_dma_addr[i],
+		    lp->tx_skbuff[i]->len, PCI_DMA_TODEVICE);
 	    dev_kfree_skb_any(lp->tx_skbuff[i]);
 	    lp->tx_skbuff[i] = NULL;
 	    lp->tx_dma_addr[i] = 0;
@@ -1327,21 +1335,22 @@ pcnet32_init_ring(struct net_device *dev)
 	if (rx_skbuff == NULL) {
 	    if (!(rx_skbuff = lp->rx_skbuff[i] = dev_alloc_skb (PKT_BUF_SZ))) {
 		/* there is not much, we can do at this point */
-		printk(KERN_ERR "%s: pcnet32_init_ring dev_alloc_skb failed.\n",dev->name);
+		printk(KERN_ERR "%s: pcnet32_init_ring dev_alloc_skb failed.\n",
+			dev->name);
 		return -1;
 	    }
 	    skb_reserve (rx_skbuff, 2);
 	}
 
 	if (lp->rx_dma_addr[i] == 0)
-		lp->rx_dma_addr[i] = pci_map_single(lp->pci_dev,
-			rx_skbuff->tail, PKT_BUF_SZ-2, PCI_DMA_FROMDEVICE);
+	    lp->rx_dma_addr[i] = pci_map_single(lp->pci_dev, rx_skbuff->tail,
+		    PKT_BUF_SZ-2, PCI_DMA_FROMDEVICE);
 	lp->rx_ring[i].base = (u32)le32_to_cpu(lp->rx_dma_addr[i]);
 	lp->rx_ring[i].buf_length = le16_to_cpu(2-PKT_BUF_SZ);
 	lp->rx_ring[i].status = le16_to_cpu(0x8000);
     }
     /* The Tx buffer address is filled in as needed, but we do need to clear
-       the upper ownership bit. */
+     * the upper ownership bit. */
     for (i = 0; i < TX_RING_SIZE; i++) {
 	lp->tx_ring[i].base = 0;
 	lp->tx_ring[i].status = 0;
@@ -1352,8 +1361,10 @@ pcnet32_init_ring(struct net_device *dev)
     lp->init_block.tlen_rlen = le16_to_cpu(TX_RING_LEN_BITS | RX_RING_LEN_BITS);
     for (i = 0; i < 6; i++)
 	lp->init_block.phys_addr[i] = dev->dev_addr[i];
-    lp->init_block.rx_ring = (u32)le32_to_cpu(lp->dma_addr + offsetof(struct pcnet32_private, rx_ring));
-    lp->init_block.tx_ring = (u32)le32_to_cpu(lp->dma_addr + offsetof(struct pcnet32_private, tx_ring));
+    lp->init_block.rx_ring = (u32)le32_to_cpu(lp->dma_addr +
+	    offsetof(struct pcnet32_private, rx_ring));
+    lp->init_block.tx_ring = (u32)le32_to_cpu(lp->dma_addr +
+	    offsetof(struct pcnet32_private, tx_ring));
     return 0;
 }
 
@@ -1454,14 +1465,15 @@ pcnet32_start_xmit(struct sk_buff *skb, struct net_device *dev)
     entry = lp->cur_tx & TX_RING_MOD_MASK;
 
     /* Caution: the write order is important here, set the status
-       with the "ownership" bits last. */
+     * with the "ownership" bits last. */
 
     lp->tx_ring[entry].length = le16_to_cpu(-skb->len);
 
     lp->tx_ring[entry].misc = 0x00000000;
 
     lp->tx_skbuff[entry] = skb;
-    lp->tx_dma_addr[entry] = pci_map_single(lp->pci_dev, skb->data, skb->len, PCI_DMA_TODEVICE);
+    lp->tx_dma_addr[entry] = pci_map_single(lp->pci_dev, skb->data, skb->len,
+	    PCI_DMA_TODEVICE);
     lp->tx_ring[entry].base = (u32)le32_to_cpu(lp->tx_dma_addr[entry]);
     wmb(); /* Make sure owner changes after all others are visible */
     lp->tx_ring[entry].status = le16_to_cpu(status);
@@ -1603,11 +1615,12 @@ pcnet32_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 	    /*
 	     * this happens when our receive ring is full. This shouldn't
 	     * be a problem as we will see normal rx interrupts for the frames
-	     * in the receive ring. But there are some PCI chipsets (I can reproduce
-	     * this on SP3G with Intel saturn chipset) which have sometimes problems
-	     * and will fill up the receive ring with error descriptors. In this
-	     * situation we don't get a rx interrupt, but a missed frame interrupt sooner
-	     * or later. So we try to clean up our receive ring here.
+	     * in the receive ring. But there are some PCI chipsets (I can
+	     * reproduce this on SP3G with Intel saturn chipset) which have
+	     * sometimes problems and will fill up the receive ring with
+	     * error descriptors. In this situation we don't get a rx
+	     * interrupt, but a missed frame interrupt sooner or later.
+	     * So we try to clean up our receive ring here.
 	     */
 	    pcnet32_rx(dev);
 	    lp->stats.rx_errors++; /* Missed a Rx frame. */
@@ -1667,7 +1680,7 @@ pcnet32_rx(struct net_device *dev)
 	    short pkt_len = (le32_to_cpu(lp->rx_ring[entry].msg_length) & 0xfff)-4;
 	    struct sk_buff *skb;
 
-	    if(pkt_len < 60) {
+	    if (pkt_len < 60) {
 		printk(KERN_ERR "%s: Runt packet!\n",dev->name);
 		lp->stats.rx_errors++;
 	    } else {
@@ -1676,7 +1689,7 @@ pcnet32_rx(struct net_device *dev)
 		if (pkt_len > rx_copybreak) {
 		    struct sk_buff *newskb;
 
-		    if ((newskb = dev_alloc_skb (PKT_BUF_SZ))) {
+		    if ((newskb = dev_alloc_skb(PKT_BUF_SZ))) {
 			skb_reserve (newskb, 2);
 			skb = lp->rx_skbuff[entry];
 			pci_unmap_single(lp->pci_dev, lp->rx_dma_addr[entry],
@@ -1697,9 +1710,11 @@ pcnet32_rx(struct net_device *dev)
 
 		if (skb == NULL) {
 		    int i;
-		    printk(KERN_ERR "%s: Memory squeeze, deferring packet.\n", dev->name);
+		    printk(KERN_ERR "%s: Memory squeeze, deferring packet.\n",
+			    dev->name);
 		    for (i = 0; i < RX_RING_SIZE; i++)
-			if ((short)le16_to_cpu(lp->rx_ring[(entry+i) & RX_RING_MOD_MASK].status) < 0)
+			if ((short)le16_to_cpu(lp->rx_ring[(entry+i)
+				    & RX_RING_MOD_MASK].status) < 0)
 			    break;
 
 		    if (i > RX_RING_SIZE -2) {
@@ -1783,7 +1798,8 @@ pcnet32_close(struct net_device *dev)
 
     for (i = 0; i < TX_RING_SIZE; i++) {
 	if (lp->tx_skbuff[i]) {
-            pci_unmap_single(lp->pci_dev, lp->tx_dma_addr[i], lp->tx_skbuff[i]->len, PCI_DMA_TODEVICE);
+	    pci_unmap_single(lp->pci_dev, lp->tx_dma_addr[i],
+		    lp->tx_skbuff[i]->len, PCI_DMA_TODEVICE);
 	    dev_kfree_skb(lp->tx_skbuff[i]);
 	}
 	lp->tx_skbuff[i] = NULL;
@@ -1822,7 +1838,7 @@ static void pcnet32_load_multicast (struct net_device *dev)
     u32 crc;
 
     /* set all multicast bits */
-    if (dev->flags & IFF_ALLMULTI){ 
+    if (dev->flags & IFF_ALLMULTI) {
 	ib->filter[0] = 0xffffffff;
 	ib->filter[1] = 0xffffffff;
 	return;
@@ -1832,7 +1848,7 @@ static void pcnet32_load_multicast (struct net_device *dev)
     ib->filter[1] = 0;
 
     /* Add addresses */
-    for (i = 0; i < dev->mc_count; i++){
+    for (i = 0; i < dev->mc_count; i++) {
 	addrs = dmi->dmi_addr;
 	dmi   = dmi->next;
 
@@ -1843,8 +1859,7 @@ static void pcnet32_load_multicast (struct net_device *dev)
 	crc = ether_crc_le(6, addrs);
 	crc = crc >> 26;
 	mcast_table [crc >> 4] = le16_to_cpu(
-		le16_to_cpu(mcast_table [crc >> 4]) | (1 << (crc & 0xf))
-	);
+		le16_to_cpu(mcast_table [crc >> 4]) | (1 << (crc & 0xf)));
     }
     return;
 }