24 static inline unsigned long __xchg(volatile void *ptr, unsigned long x,  in __xchg()  argument
29 		return __xchg_asm("amswap_db.w", (volatile u32 *)ptr, (u32)x);  in __xchg()
32 		return __xchg_asm("amswap_db.d", (volatile u64 *)ptr, (u64)x);  in __xchg()
41 #define arch_xchg(ptr, x)						\  argument
43 	__typeof__(*(ptr)) __res;					\
45 	__res = (__typeof__(*(ptr)))					\
46 		__xchg((ptr), (unsigned long)(x), sizeof(*(ptr)));	\
70 static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,  in __cmpxchg()  argument
75 		return __cmpxchg_asm("ll.w", "sc.w", (volatile u32 *)ptr,  in __cmpxchg()
79 		return __cmpxchg_asm("ll.d", "sc.d", (volatile u64 *)ptr,  in __cmpxchg()
89 #define arch_cmpxchg_local(ptr, old, new)				\  argument
90 	((__typeof__(*(ptr)))						\
91 		__cmpxchg((ptr),					\
92 			  (unsigned long)(__typeof__(*(ptr)))(old),	\
93 			  (unsigned long)(__typeof__(*(ptr)))(new),	\
94 			  sizeof(*(ptr))))
96 #define arch_cmpxchg(ptr, old, new)					\  argument
98 	__typeof__(*(ptr)) __res;					\
100 	__res = arch_cmpxchg_local((ptr), (old), (new));		\
106 #define arch_cmpxchg64_local(ptr, o, n)					\  argument
108 	BUILD_BUG_ON(sizeof(*(ptr)) != 8);				\
109 	arch_cmpxchg_local((ptr), (o), (n));				\
112 #define arch_cmpxchg64(ptr, o, n)					\  argument
114 	BUILD_BUG_ON(sizeof(*(ptr)) != 8);				\
115 	arch_cmpxchg((ptr), (o), (n));					\
119 #define arch_cmpxchg64_local(ptr, o, n) __generic_cmpxchg64_local((ptr), (o), (n))  argument
120 #define arch_cmpxchg64(ptr, o, n) arch_cmpxchg64_local((ptr), (o), (n))  argument