From 9f2c94928a0d713d223b53909734877fe4f340ab Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Krzysztof=20Ha=C5=82asa?= Date: Wed, 11 Nov 2009 00:21:48 +0100 Subject: [PATCH] ARM: fix insl() and outsl() endianness on IXP4xx architecture. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The repetitive in/out functions must preserve order, not value. Signed-off-by: Krzysztof Hałasa --- arch/arm/mach-ixp4xx/include/mach/io.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-ixp4xx/include/mach/io.h b/arch/arm/mach-ixp4xx/include/mach/io.h index 8a947d42a6f1..eb9c7489a999 100644 --- a/arch/arm/mach-ixp4xx/include/mach/io.h +++ b/arch/arm/mach-ixp4xx/include/mach/io.h @@ -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);