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ni52: make ->base char __iomem * 

... and store the virt address where we map the ->mem_addr, while we
are at it.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Al Viro 2008-03-19 09:43:59 +00:00 committed by Jeff Garzik
parent de5971462f
commit e06ee2bb03
1 changed files with 17 additions and 15 deletions
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32
drivers/net/ni52.c
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@ -135,9 +135,9 @@ static int fifo = 0x8; /* don't change */
#define ni_enaint() { outb(0, dev->base_addr + NI52_INTENA); }
#define make32(ptr16) (p->memtop + (short) (ptr16))
#define make24(ptr32) ((unsigned long)(ptr32)) - p->base
#define make16(ptr32) ((unsigned short) ((unsigned long)(ptr32)\
- (unsigned long) p->memtop))
#define make24(ptr32) ((char __iomem *)(ptr32)) - p->base
#define make16(ptr32) ((unsigned short) ((char __iomem *)(ptr32)\
- p->memtop))
/******************* how to calculate the buffers *****************************
@ -189,7 +189,8 @@ static void ni52_rnr_int(struct net_device *dev);
struct priv {
struct net_device_stats stats;
unsigned long base;
char __iomem *base;
char __iomem *mapped;
char __iomem *memtop;
spinlock_t spinlock;
int reset;
@ -304,8 +305,9 @@ static int check586(struct net_device *dev, unsigned size)
char __iomem *iscp_addrs[2];
int i;
p->base = (unsigned long) isa_bus_to_virt(where) + size - 0x01000000;
p->memtop = (char __iomem *)isa_bus_to_virt(where) + size;
p->mapped = (char __iomem *)isa_bus_to_virt(where);
p->base = p->mapped + size - 0x01000000;
p->memtop = p->mapped + size;
p->scp = (struct scp_struct __iomem *)(p->base + SCP_DEFAULT_ADDRESS);
memset_io(p->scp, 0, sizeof(struct scp_struct));
for (i = 0; i < sizeof(struct scp_struct); i++)
@ -316,7 +318,7 @@ static int check586(struct net_device *dev, unsigned size)
if (readb(&p->scp->sysbus) != SYSBUSVAL)
return 0;
iscp_addrs[0] = (char __iomem *)isa_bus_to_virt(where);
iscp_addrs[0] = p->mapped;
iscp_addrs[1] = (char __iomem *)p->scp - sizeof(struct iscp_struct);
for (i = 0; i < 2; i++) {
@ -436,6 +438,7 @@ struct net_device * __init ni52_probe(int unit)
static int __init ni52_probe1(struct net_device *dev, int ioaddr)
{
int i, size, retval;
struct priv *priv = dev->priv;
dev->base_addr = ioaddr;
dev->irq = irq;
@ -517,19 +520,18 @@ static int __init ni52_probe1(struct net_device *dev, int ioaddr)
dev->mem_end = dev->mem_start + size;
#endif
memset((char *)dev->priv, 0, sizeof(struct priv));
memset(priv, 0, sizeof(struct priv));
((struct priv *)(dev->priv))->memtop =
(char __iomem *)isa_bus_to_virt(dev->mem_start) + size;
((struct priv *)(dev->priv))->base = (unsigned long)
isa_bus_to_virt(dev->mem_start) + size - 0x01000000;
priv->mapped = (char __iomem *)isa_bus_to_virt(dev->mem_start);
priv->memtop = priv->mapped + size;
priv->base = priv->mapped + size - 0x01000000;
alloc586(dev);
/* set number of receive-buffs according to memsize */
if (size == 0x2000)
((struct priv *) dev->priv)->num_recv_buffs = NUM_RECV_BUFFS_8;
priv->num_recv_buffs = NUM_RECV_BUFFS_8;
else
((struct priv *) dev->priv)->num_recv_buffs = NUM_RECV_BUFFS_16;
priv->num_recv_buffs = NUM_RECV_BUFFS_16;
printk(KERN_DEBUG "Memaddr: 0x%lx, Memsize: %d, ",
dev->mem_start, size);
@ -959,7 +961,7 @@ static void ni52_rcv_int(struct net_device *dev)
if (skb != NULL) {
skb_reserve(skb, 2);
skb_put(skb, totlen);
skb_copy_to_linear_data(skb, (char *)p->base + (unsigned long) rbd->buffer, totlen);
skb_copy_to_linear_data(skb, p->base + (unsigned long) rbd->buffer, totlen);
skb->protocol = eth_type_trans(skb, dev);
netif_rx(skb);
dev->last_rx = jiffies;