diff options
Diffstat (limited to 'arch/mips/include/asm/swab.h')
| -rw-r--r-- | arch/mips/include/asm/swab.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/arch/mips/include/asm/swab.h b/arch/mips/include/asm/swab.h deleted file mode 100644 index 97c2f81b4b4..00000000000 --- a/arch/mips/include/asm/swab.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1996, 99, 2003 by Ralf Baechle - */ -#ifndef _ASM_SWAB_H -#define _ASM_SWAB_H - -#include <linux/compiler.h> -#include <linux/types.h> - -#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 - -/* - * Having already checked for CONFIG_CPU_MIPSR2, enable the - * optimized version for 64-bit kernel on r2 CPUs. - */ -#ifdef CONFIG_64BIT -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_64BIT */ -#endif /* CONFIG_CPU_MIPSR2 */ -#endif /* _ASM_SWAB_H */ |