From 8cdd3a9261e8efe36aeb6c708edb76d7e2b5d13f Mon Sep 17 00:00:00 2001 From: Harvey Harrison Date: Tue, 6 Jan 2009 14:56:23 -0800 Subject: mips: introduce asm/swab.h Signed-off-by: Harvey Harrison Signed-off-by: Linus Torvalds --- arch/mips/include/asm/byteorder.h | 52 +++------------------------------------ 1 file changed, 3 insertions(+), 49 deletions(-) (limited to 'arch/mips/include/asm/byteorder.h') diff --git a/arch/mips/include/asm/byteorder.h b/arch/mips/include/asm/byteorder.h index 33790b9e0cc..607b7183070 100644 --- a/arch/mips/include/asm/byteorder.h +++ b/arch/mips/include/asm/byteorder.h @@ -8,60 +8,14 @@ #ifndef _ASM_BYTEORDER_H #define _ASM_BYTEORDER_H -#include -#include +#include #if defined(__MIPSEB__) -# define __BIG_ENDIAN +#include #elif defined(__MIPSEL__) -# define __LITTLE_ENDIAN +#include #else # error "MIPS, but neither __MIPSEB__, nor __MIPSEL__???" #endif -#define __SWAB_64_THRU_32__ - -#ifdef CONFIG_CPU_MIPSR2 - -static inline __attribute_const__ __u16 __arch_swab16(__u16 x) -{ - __asm__( - " wsbh %0, %1 \n" - : "=r" (x) - : "r" (x)); - - return x; -} -#define __arch_swab16 __arch_swab16 - -static inline __attribute_const__ __u32 __arch_swab32(__u32 x) -{ - __asm__( - " wsbh %0, %1 \n" - " rotr %0, %0, 16 \n" - : "=r" (x) - : "r" (x)); - - return x; -} -#define __arch_swab32 __arch_swab32 - -#ifdef CONFIG_CPU_MIPS64_R2 -static inline __attribute_const__ __u64 __arch_swab64(__u64 x) -{ - __asm__( - " dsbh %0, %1\n" - " dshd %0, %0" - : "=r" (x) - : "r" (x)); - - return x; -} -#define __arch_swab64 __arch_swab64 -#endif /* CONFIG_CPU_MIPS64_R2 */ - -#endif /* CONFIG_CPU_MIPSR2 */ - -#include - #endif /* _ASM_BYTEORDER_H */ -- cgit v1.2.3-70-g09d2