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12 #ifndef __ARCH_SPARC_ATOMIC__
13 #define __ARCH_SPARC_ATOMIC__
14
15 #include <linux/types.h>
16
17 #include <asm/cmpxchg.h>
18 #include <asm/barrier.h>
19 #include <asm-generic/atomic64.h>
20
21 #define ATOMIC_INIT(i) { (i) }
22
23 int atomic_add_return(int, atomic_t *);
24 int atomic_fetch_add(int, atomic_t *);
25 int atomic_fetch_and(int, atomic_t *);
26 int atomic_fetch_or(int, atomic_t *);
27 int atomic_fetch_xor(int, atomic_t *);
28 int atomic_cmpxchg(atomic_t *, int, int);
29 int atomic_xchg(atomic_t *, int);
30 int atomic_fetch_add_unless(atomic_t *, int, int);
31 void atomic_set(atomic_t *, int);
32
33 #define atomic_fetch_add_unless atomic_fetch_add_unless
34
35 #define atomic_set_release(v, i) atomic_set((v), (i))
36
37 #define atomic_read(v) READ_ONCE((v)->counter)
38
39 #define atomic_add(i, v) ((void)atomic_add_return( (int)(i), (v)))
40 #define atomic_sub(i, v) ((void)atomic_add_return(-(int)(i), (v)))
41
42 #define atomic_and(i, v) ((void)atomic_fetch_and((i), (v)))
43 #define atomic_or(i, v) ((void)atomic_fetch_or((i), (v)))
44 #define atomic_xor(i, v) ((void)atomic_fetch_xor((i), (v)))
45
46 #define atomic_sub_return(i, v) (atomic_add_return(-(int)(i), (v)))
47 #define atomic_fetch_sub(i, v) (atomic_fetch_add (-(int)(i), (v)))
48
49 #endif