From f8a570e270bf62363cd498ac2ac8ea07a76ad4d6 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Wed, 23 Apr 2014 20:02:20 +0200 Subject: [PATCH] avr32: Provide atomic_{or,xor,and} Implement atomic logic ops -- atomic_{or,xor,and}. These will replace the atomic_{set,clear}_mask functions that are available on some archs. Signed-off-by: Peter Zijlstra (Intel) Signed-off-by: Thomas Gleixner --- arch/avr32/include/asm/atomic.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/avr32/include/asm/atomic.h b/arch/avr32/include/asm/atomic.h index 2d07ce1c5327..115d3005e4bc 100644 --- a/arch/avr32/include/asm/atomic.h +++ b/arch/avr32/include/asm/atomic.h @@ -44,6 +44,20 @@ static inline int __atomic_##op##_return(int i, atomic_t *v) \ ATOMIC_OP_RETURN(sub, sub, rKs21) ATOMIC_OP_RETURN(add, add, r) +#define ATOMIC_OP(op, asm_op) \ +ATOMIC_OP_RETURN(op, asm_op, r) \ +static inline void atomic_##op(int i, atomic_t *v) \ +{ \ + (void)__atomic_##op##_return(i, v); \ +} + +#define CONFIG_ARCH_HAS_ATOMIC_OR + +ATOMIC_OP(and, and) +ATOMIC_OP(or, or) +ATOMIC_OP(xor, eor) + +#undef ATOMIC_OP #undef ATOMIC_OP_RETURN /* -- 2.20.1