Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f8a570e2 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Thomas Gleixner
Browse files

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: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 22288b40

arch/avr32/include/asm/atomic.h

+14 −0
Original line number Original line Diff line number Diff line
@@ -44,6 +44,20 @@ static inline int __atomic_##op##_return(int i, atomic_t *v) \ 
ATOMIC_OP_RETURN(sub, sub, rKs21)

ATOMIC_OP_RETURN(sub, sub, rKs21)

ATOMIC_OP_RETURN(add, add, r)

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

#undef ATOMIC_OP_RETURN





/*

/*