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ARM: fix insl() and outsl() endianness on IXP4xx architecture.

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The repetitive in/out functions must preserve order, not value.

Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
This commit is contained in:
Krzysztof Hałasa 2009-11-11 00:21:48 +01:00
parent 8ae45a535b
commit 9f2c94928a
1 changed files with 4 additions and 3 deletions
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7
arch/arm/mach-ixp4xx/include/mach/io.h
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@ -311,7 +311,7 @@ static inline void
__ixp4xx_outsl(u32 io_addr, const u32 *vaddr, u32 count)
{
while (count--)
outl(*vaddr++, io_addr);
outl(cpu_to_le32(*vaddr++), io_addr);
}
static inline u8
@ -366,7 +366,7 @@ static inline void
__ixp4xx_insl(u32 io_addr, u32 *vaddr, u32 count)
{
while (count--)
*vaddr++ = inl(io_addr);
*vaddr++ = le32_to_cpu(inl(io_addr));
}
#define PIO_OFFSET 0x10000UL
@ -374,12 +374,13 @@ __ixp4xx_insl(u32 io_addr, u32 *vaddr, u32 count)
#define __is_io_address(p) (((unsigned long)p >= PIO_OFFSET) && \
((unsigned long)p <= (PIO_MASK + PIO_OFFSET)))
static inline unsigned int
__ixp4xx_ioread8(const void __iomem *addr)
{
unsigned long port = (unsigned long __force)addr;
if (__is_io_address(port))
return (unsigned int)__ixp4xx_inb(port & PIO_MASK);
return (unsigned int)__ixp4xx_inb(port & PIO_MASK);
else
#ifndef CONFIG_IXP4XX_INDIRECT_PCI
return (unsigned int)__raw_readb(port);