diff options
Diffstat (limited to 'arch/arm/include/asm/barriers.h')
| -rw-r--r-- | arch/arm/include/asm/barriers.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/include/asm/barriers.h b/arch/arm/include/asm/barriers.h index 37870f9d71..04784b7cb6 100644 --- a/arch/arm/include/asm/barriers.h +++ b/arch/arm/include/asm/barriers.h @@ -30,15 +30,22 @@ #endif /* !CONFIG_ARM64 */ -#if defined(__ARM_ARCH_7A__) || defined(CONFIG_ARM64) +#if __LINUX_ARM_ARCH__ >= 7 #define ISB asm volatile ("isb sy" : : : "memory") #define DSB asm volatile ("dsb sy" : : : "memory") #define DMB asm volatile ("dmb sy" : : : "memory") -#else +#elif __LINUX_ARM_ARCH__ == 6 #define ISB CP15ISB #define DSB CP15DSB #define DMB CP15DMB +#else +#define ISB asm volatile ("" : : : "memory") +#define DSB CP15DSB +#define DMB asm volatile ("" : : : "memory") #endif +#define isb() ISB +#define dsb() DSB +#define dmb() DMB #endif /* __ASSEMBLY__ */ #endif /* __BARRIERS_H__ */ |