[PATCH] ne3210 iomem annotations

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>

drivers/net/ne3210.c

@@ -174,18 +174,17 @@ static int __init ne3210_eisa_probe (struct device *device)
 	printk("%dkB memory at physical address %#lx\n",
 	       NE3210_STOP_PG/4, phys_mem);
 
-	dev->mem_start = (unsigned long)ioremap(phys_mem, NE3210_STOP_PG*0x100);
-	if (dev->mem_start == 0) {
+	ei_status.mem = ioremap(phys_mem, NE3210_STOP_PG*0x100);
+	if (!ei_status.mem) {
 		printk(KERN_ERR "ne3210.c: Unable to remap card memory !!\n");
 		printk(KERN_ERR "ne3210.c: Driver NOT installed.\n");
 		retval = -EAGAIN;
 		goto out4;
 	}
-	printk("ne3210.c: remapped %dkB card memory to virtual address %#lx\n",
-	       NE3210_STOP_PG/4, dev->mem_start);
-	dev->mem_end = ei_status.rmem_end = dev->mem_start
-		+ (NE3210_STOP_PG - NE3210_START_PG)*256;
-	ei_status.rmem_start = dev->mem_start + TX_PAGES*256;
+	printk("ne3210.c: remapped %dkB card memory to virtual address %p\n",
+	       NE3210_STOP_PG/4, ei_status.mem);
+	dev->mem_start = (unsigned long)ei_status.mem;
+	dev->mem_end = dev->mem_start + (NE3210_STOP_PG - NE3210_START_PG)*256;
 
 	/* The 8390 offset is zero for the NE3210 */
 	dev->base_addr = ioaddr;
@@ -219,7 +218,7 @@ static int __init ne3210_eisa_probe (struct device *device)
 	return 0;
 
  out5:
-	iounmap((void *)dev->mem_start);
+	iounmap(ei_status.mem);
  out4:
 	release_mem_region (phys_mem, NE3210_STOP_PG*0x100);
  out3:
@@ -240,7 +239,7 @@ static int __devexit ne3210_eisa_remove (struct device *device)
 	unsigned long       ioaddr = to_eisa_device (device)->base_addr;
 
 	unregister_netdev (dev);
-	iounmap((void *)dev->mem_start);
+	iounmap(ei_status.mem);
 	release_mem_region (ei_status.priv, NE3210_STOP_PG*0x100);
 	free_irq (dev->irq, dev);
 	release_region (ioaddr + NE3210_CFG1, NE3210_CFG_EXTENT);
@@ -288,7 +287,7 @@ static void ne3210_reset_8390(struct net_device *dev)
 static void
 ne3210_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page)
 {
-	unsigned long hdr_start = dev->mem_start + ((ring_page - NE3210_START_PG)<<8);
+	void __iomem *hdr_start = ei_status.mem + ((ring_page - NE3210_START_PG)<<8);
 	memcpy_fromio(hdr, hdr_start, sizeof(struct e8390_pkt_hdr));
 	hdr->count = (hdr->count + 3) & ~3;     /* Round up allocation. */
 }
@@ -302,24 +301,25 @@ ne3210_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_
 static void ne3210_block_input(struct net_device *dev, int count, struct sk_buff *skb,
 						  int ring_offset)
 {
-	unsigned long xfer_start = dev->mem_start + ring_offset - (NE3210_START_PG<<8);
+	void __iomem *start = ei_status.mem + ring_offset - NE3210_START_PG*256;
 
-	if (xfer_start + count > ei_status.rmem_end) {
+	if (ring_offset + count > NE3210_STOP_PG*256) {
 		/* Packet wraps over end of ring buffer. */
-		int semi_count = ei_status.rmem_end - xfer_start;
-		memcpy_fromio(skb->data, xfer_start, semi_count);
+		int semi_count = NE3210_STOP_PG*256 - ring_offset;
+		memcpy_fromio(skb->data, start, semi_count);
 		count -= semi_count;
-		memcpy_fromio(skb->data + semi_count, ei_status.rmem_start, count);
+		memcpy_fromio(skb->data + semi_count,
+				ei_status.mem + TX_PAGES*256, count);
 	} else {
 		/* Packet is in one chunk. */
-		memcpy_fromio(skb->data, xfer_start, count);
+		memcpy_fromio(skb->data, start, count);
 	}
 }
 
 static void ne3210_block_output(struct net_device *dev, int count,
 				const unsigned char *buf, int start_page)
 {
-	unsigned long shmem = dev->mem_start + ((start_page - NE3210_START_PG)<<8);
+	void __iomem *shmem = ei_status.mem + ((start_page - NE3210_START_PG)<<8);
 
 	count = (count + 3) & ~3;     /* Round up to doubleword */
 	memcpy_toio(shmem, buf, count);