[PATCH 08/28] hexagon: Provide atomic_{or,xor,and}

Peter Zijlstra
2015-07-16T17:32:40Z

[-- Attachment #1: peterz-hexagon-atomic_logic_ops.patch --]
[-- Type: text/plain, Size: 618 bytes --]

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) <peterz@infradead.org>
---
arch/hexagon/include/asm/atomic.h | 6 ++++++
1 file changed, 6 insertions(+)

--- a/arch/hexagon/include/asm/atomic.h
+++ b/arch/hexagon/include/asm/atomic.h
@@ -132,6 +132,12 @@ static inline int atomic_##op##_return(i
ATOMIC_OPS(add)
ATOMIC_OPS(sub)

+#define CONFIG_ARCH_HAS_ATOMIC_OR
+
+ATOMIC_OP(and)
+ATOMIC_OP(or)
+ATOMIC_OP(xor)
+
#undef ATOMIC_OPS
#undef ATOMIC_OP_RETURN
#undef ATOMIC_OP