X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-h8300%2Fatomic.h;h=b4cf0ea97ede7a0975271b65f8f9d06d68abaea9;hb=afaafe50ee15c59010f19273ebfb6c44f0962d7c;hp=f23d86819ea82b83fb75bcce32516b78817524e0;hpb=97f2aab6698f3ab2552c41c1024a65ffd0763a6d;p=linux-2.6-omap-h63xx.git

diff --git a/include/asm-h8300/atomic.h b/include/asm-h8300/atomic.h
index f23d86819ea..b4cf0ea97ed 100644
--- a/include/asm-h8300/atomic.h
+++ b/include/asm-h8300/atomic.h
@@ -37,6 +37,7 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v)
 }
 
 #define atomic_sub(i, v) atomic_sub_return(i, v)
+#define atomic_sub_and_test(i,v) (atomic_sub_return(i, v) == 0)
 
 static __inline__ int atomic_inc_return(atomic_t *v)
 {
@@ -95,6 +96,8 @@ 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;
@@ -137,4 +140,5 @@ static __inline__ void atomic_set_mask(unsigned long mask, unsigned long *v)
 #define smp_mb__before_atomic_inc()    barrier()
 #define smp_mb__after_atomic_inc() barrier()
 
+#include <asm-generic/atomic.h>
 #endif /* __ARCH_H8300_ATOMIC __ */