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Diffstat (limited to 'include/asm-sh/atomic.h')
-rw-r--r--include/asm-sh/atomic.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/asm-sh/atomic.h b/include/asm-sh/atomic.h
index e12570b..c043ef0 100644
--- a/include/asm-sh/atomic.h
+++ b/include/asm-sh/atomic.h
@@ -17,7 +17,9 @@ typedef struct { volatile int counter; } atomic_t;
#include <linux/compiler.h>
#include <asm/system.h>
-#ifdef CONFIG_CPU_SH4A
+#if defined(CONFIG_GUSA_RB)
+#include <asm/atomic-grb.h>
+#elif defined(CONFIG_CPU_SH4A)
#include <asm/atomic-llsc.h>
#else
#include <asm/atomic-irq.h>
@@ -44,6 +46,7 @@ typedef struct { volatile int counter; } atomic_t;
#define atomic_inc(v) atomic_add(1,(v))
#define atomic_dec(v) atomic_sub(1,(v))
+#ifndef CONFIG_GUSA_RB
static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
{
int ret;
@@ -58,8 +61,6 @@ 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;
@@ -73,6 +74,9 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u)
return ret != u;
}
+#endif
+
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
/* Atomic operations are already serializing on SH */