| /* |
| * Copyright (C) 2012 Tobias Klauser <tklauser@distanz.ch> |
| * Copyright (C) 2011 Pyramid Technical Consultants, Inc. |
| * |
| * 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. |
| */ |
| |
| #ifndef _ASM_NIOS2_SWAB_H |
| #define _ASM_NIOS2_SWAB_H |
| |
| #include <linux/types.h> |
| #include <asm-generic/swab.h> |
| |
| #ifdef CONFIG_NIOS2_CI_SWAB_SUPPORT |
| #ifdef __GNUC__ |
| |
| #define __nios2_swab(x) \ |
| __builtin_custom_ini(CONFIG_NIOS2_CI_SWAB_NO, (x)) |
| |
| static inline __attribute__((const)) __u16 __arch_swab16(__u16 x) |
| { |
| return (__u16) __nios2_swab(((__u32) x) << 16); |
| } |
| #define __arch_swab16 __arch_swab16 |
| |
| static inline __attribute__((const)) __u32 __arch_swab32(__u32 x) |
| { |
| return (__u32) __nios2_swab(x); |
| } |
| #define __arch_swab32 __arch_swab32 |
| |
| #endif /* __GNUC__ */ |
| #endif /* CONFIG_NIOS2_CI_SWAB_SUPPORT */ |
| |
| #endif /* _ASM_NIOS2_SWAB_H */ |
