Blackfin: convert locking primitives to asm-generic

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/include/asm/mutex.h b/arch/blackfin/include/asm/mutex.h
index 5d39925..5cc641c 100644
--- a/arch/blackfin/include/asm/mutex.h
+++ b/arch/blackfin/include/asm/mutex.h
@@ -10,7 +10,7 @@
 #define _ASM_MUTEX_H
 
 #ifndef CONFIG_SMP
-#include <asm-generic/mutex-dec.h>
+#include <asm-generic/mutex.h>
 #else
 
 static inline void