ARM: fix insl() and outsl() endianness on IXP4xx architecture.
The repetitive in/out functions must preserve order, not value.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
diff --git a/arch/arm/mach-ixp4xx/include/mach/io.h b/arch/arm/mach-ixp4xx/include/mach/io.h
index 8a947d4..eb9c748 100644
--- a/arch/arm/mach-ixp4xx/include/mach/io.h
+++ b/arch/arm/mach-ixp4xx/include/mach/io.h
@@ -311,7 +311,7 @@
__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 @@
__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 @@
#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);