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[PATCH] cs89x0: use u16 for device register data

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cs89x0 inconsistently used 'int' and 'u32' for device register data.
As the cs89x0 is a 16-bit chip, change the I/O accessors over to 'u16'.
(Spotted by Deepak Saxena.)

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Lennert Buytenhek 2006-01-14 13:21:17 -08:00 committed by Linus Torvalds
parent 580d7b8cc5
commit a07f0dbec0
1 changed files with 19 additions and 19 deletions
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38
drivers/net/cs89x0.c
View file

@ -342,38 +342,38 @@ struct net_device * __init cs89x0_probe(int unit)
#endif
#if defined(CONFIG_ARCH_IXDP2X01)
static int
static u16
readword(unsigned long base_addr, int portno)
{
return (u16)__raw_readl(base_addr + (portno << 1));
return __raw_readl(base_addr + (portno << 1));
}
static void
writeword(unsigned long base_addr, int portno, int value)
writeword(unsigned long base_addr, int portno, u16 value)
{
__raw_writel((u16)value, base_addr + (portno << 1));
__raw_writel(value, base_addr + (portno << 1));
}
#elif defined(CONFIG_ARCH_PNX010X)
static int
static u16
readword(unsigned long base_addr, int portno)
{
return inw(base_addr + (portno << 1));
}
static void
writeword(unsigned long base_addr, int portno, int value)
writeword(unsigned long base_addr, int portno, u16 value)
{
outw(value, base_addr + (portno << 1));
}
#else
static int
static u16
readword(unsigned long base_addr, int portno)
{
return inw(base_addr + portno);
}
static void
writeword(unsigned long base_addr, int portno, int value)
writeword(unsigned long base_addr, int portno, u16 value)
{
outw(value, base_addr + portno);
}
@ -385,11 +385,11 @@ readwords(unsigned long base_addr, int portno, void *buf, int length)
u8 *buf8 = (u8 *)buf;
do {
u32 tmp32;
u16 tmp16;
tmp32 = readword(base_addr, portno);
*buf8++ = (u8)tmp32;
*buf8++ = (u8)(tmp32 >> 8);
tmp16 = readword(base_addr, portno);
*buf8++ = (u8)tmp16;
*buf8++ = (u8)(tmp16 >> 8);
} while (--length);
}
@ -399,23 +399,23 @@ writewords(unsigned long base_addr, int portno, void *buf, int length)
u8 *buf8 = (u8 *)buf;
do {
u32 tmp32;
u16 tmp16;
tmp32 = *buf8++;
tmp32 |= (*buf8++) << 8;
writeword(base_addr, portno, tmp32);
tmp16 = *buf8++;
tmp16 |= (*buf8++) << 8;
writeword(base_addr, portno, tmp16);
} while (--length);
}
static int
readreg(struct net_device *dev, int regno)
static u16
readreg(struct net_device *dev, u16 regno)
{
writeword(dev->base_addr, ADD_PORT, regno);
return readword(dev->base_addr, DATA_PORT);
}
static void
writereg(struct net_device *dev, int regno, int value)
writereg(struct net_device *dev, u16 regno, u16 value)
{
writeword(dev->base_addr, ADD_PORT, regno);
writeword(dev->base_addr, DATA_PORT, value);