X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fasm-sh64%2Fatomic.h;h=28f2ea9b567bfe1c95cfdc84d49b2e963bbd654b;hb=5b35e8e58a315b16d123e2bc080fcc9981501ac4;hp=927a2bc27b3086140bea65c7345f49b2f97bd995;hpb=e1d7a2de6c4249072dd886c129410e11e637ceff;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/include/asm-sh64/atomic.h b/include/asm-sh64/atomic.h
index 927a2bc..28f2ea9 100644
--- a/include/asm-sh64/atomic.h
+++ b/include/asm-sh64/atomic.h
@@ -113,6 +113,8 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
 	return ret;
 }
 
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+
 static inline int atomic_add_unless(atomic_t *v, int a, int u)
 {
 	int ret;
@@ -152,4 +154,5 @@ static __inline__ void atomic_set_mask(unsigned int mask, atomic_t *v)
 #define smp_mb__before_atomic_inc()	barrier()
 #define smp_mb__after_atomic_inc()	barrier()
 
+#include <asm-generic/atomic.h>
 #endif /* __ASM_SH64_ATOMIC_H */