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-rw-r--r--include/asm-generic/atomic.h140
1 files changed, 140 insertions, 0 deletions
diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index b7e4a0467cb1..85fd0aa27a8c 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -66,6 +66,76 @@ static inline void atomic_long_sub(long i, atomic_long_t *l)
66 atomic64_sub(i, v); 66 atomic64_sub(i, v);
67} 67}
68 68
69static inline int atomic_long_sub_and_test(long i, atomic_long_t *l)
70{
71 atomic64_t *v = (atomic64_t *)l;
72
73 return atomic64_sub_and_test(i, v);
74}
75
76static inline int atomic_long_dec_and_test(atomic_long_t *l)
77{
78 atomic64_t *v = (atomic64_t *)l;
79
80 return atomic64_dec_and_test(v);
81}
82
83static inline int atomic_long_inc_and_test(atomic_long_t *l)
84{
85 atomic64_t *v = (atomic64_t *)l;
86
87 return atomic64_inc_and_test(v);
88}
89
90static inline int atomic_long_add_negative(long i, atomic_long_t *l)
91{
92 atomic64_t *v = (atomic64_t *)l;
93
94 return atomic64_add_negative(i, v);
95}
96
97static inline long atomic_long_add_return(long i, atomic_long_t *l)
98{
99 atomic64_t *v = (atomic64_t *)l;
100
101 return (long)atomic64_add_return(i, v);
102}
103
104static inline long atomic_long_sub_return(long i, atomic_long_t *l)
105{
106 atomic64_t *v = (atomic64_t *)l;
107
108 return (long)atomic64_sub_return(i, v);
109}
110
111static inline long atomic_long_inc_return(atomic_long_t *l)
112{
113 atomic64_t *v = (atomic64_t *)l;
114
115 return (long)atomic64_inc_return(v);
116}
117
118static inline long atomic_long_dec_return(atomic_long_t *l)
119{
120 atomic64_t *v = (atomic64_t *)l;
121
122 return (long)atomic64_dec_return(v);
123}
124
125static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
126{
127 atomic64_t *v = (atomic64_t *)l;
128
129 return (long)atomic64_add_unless(v, a, u);
130}
131
132#define atomic_long_inc_not_zero(l) atomic64_inc_not_zero((atomic64_t *)(l))
133
134#define atomic_long_cmpxchg(l, old, new) \
135 (atomic_cmpxchg((atomic64_t *)(l), (old), (new)))
136#define atomic_long_xchg(v, new) \
137 (atomic_xchg((atomic64_t *)(l), (new)))
138
69#else /* BITS_PER_LONG == 64 */ 139#else /* BITS_PER_LONG == 64 */
70 140
71typedef atomic_t atomic_long_t; 141typedef atomic_t atomic_long_t;
@@ -113,6 +183,76 @@ static inline void atomic_long_sub(long i, atomic_long_t *l)
113 atomic_sub(i, v); 183 atomic_sub(i, v);
114} 184}
115 185
186static inline int atomic_long_sub_and_test(long i, atomic_long_t *l)
187{
188 atomic_t *v = (atomic_t *)l;
189
190 return atomic_sub_and_test(i, v);
191}
192
193static inline int atomic_long_dec_and_test(atomic_long_t *l)
194{
195 atomic_t *v = (atomic_t *)l;
196
197 return atomic_dec_and_test(v);
198}
199
200static inline int atomic_long_inc_and_test(atomic_long_t *l)
201{
202 atomic_t *v = (atomic_t *)l;
203
204 return atomic_inc_and_test(v);
205}
206
207static inline int atomic_long_add_negative(long i, atomic_long_t *l)
208{
209 atomic_t *v = (atomic_t *)l;
210
211 return atomic_add_negative(i, v);
212}
213
214static inline long atomic_long_add_return(long i, atomic_long_t *l)
215{
216 atomic_t *v = (atomic_t *)l;
217
218 return (long)atomic_add_return(i, v);
219}
220
221static inline long atomic_long_sub_return(long i, atomic_long_t *l)
222{
223 atomic_t *v = (atomic_t *)l;
224
225 return (long)atomic_sub_return(i, v);
226}
227
228static inline long atomic_long_inc_return(atomic_long_t *l)
229{
230 atomic_t *v = (atomic_t *)l;
231
232 return (long)atomic_inc_return(v);
233}
234
235static inline long atomic_long_dec_return(atomic_long_t *l)
236{
237 atomic_t *v = (atomic_t *)l;
238
239 return (long)atomic_dec_return(v);
240}
241
242static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
243{
244 atomic_t *v = (atomic_t *)l;
245
246 return (long)atomic_add_unless(v, a, u);
247}
248
249#define atomic_long_inc_not_zero(l) atomic_inc_not_zero((atomic_t *)(l))
250
251#define atomic_long_cmpxchg(l, old, new) \
252 (atomic_cmpxchg((atomic_t *)(l), (old), (new)))
253#define atomic_long_xchg(v, new) \
254 (atomic_xchg((atomic_t *)(l), (new)))
255
116#endif /* BITS_PER_LONG == 64 */ 256#endif /* BITS_PER_LONG == 64 */
117 257
118#endif /* _ASM_GENERIC_ATOMIC_H */ 258#endif /* _ASM_GENERIC_ATOMIC_H */