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authorPaul Mundt <lethal@linux-sh.org>2008-07-28 19:09:44 -0400
committerPaul Mundt <lethal@linux-sh.org>2008-07-28 19:09:44 -0400
commitf15cbe6f1a4b4d9df59142fc8e4abb973302cf44 (patch)
tree774d7b11abaaf33561ab8268bf51ddd9ceb79025 /include/asm-sh/atomic-irq.h
parent25326277d8d1393d1c66240e6255aca780f9e3eb (diff)
sh: migrate to arch/sh/include/
This follows the sparc changes a439fe51a1f8eb087c22dd24d69cebae4a3addac. Most of the moving about was done with Sam's directions at: http://marc.info/?l=linux-sh&m=121724823706062&w=2 with subsequent hacking and fixups entirely my fault. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/atomic-irq.h')
-rw-r--r--include/asm-sh/atomic-irq.h71
1 files changed, 0 insertions, 71 deletions
diff --git a/include/asm-sh/atomic-irq.h b/include/asm-sh/atomic-irq.h
deleted file mode 100644
index 74f7943cff6f..000000000000
--- a/include/asm-sh/atomic-irq.h
+++ /dev/null
@@ -1,71 +0,0 @@
1#ifndef __ASM_SH_ATOMIC_IRQ_H
2#define __ASM_SH_ATOMIC_IRQ_H
3
4/*
5 * To get proper branch prediction for the main line, we must branch
6 * forward to code at the end of this object's .text section, then
7 * branch back to restart the operation.
8 */
9static inline void atomic_add(int i, atomic_t *v)
10{
11 unsigned long flags;
12
13 local_irq_save(flags);
14 *(long *)v += i;
15 local_irq_restore(flags);
16}
17
18static inline void atomic_sub(int i, atomic_t *v)
19{
20 unsigned long flags;
21
22 local_irq_save(flags);
23 *(long *)v -= i;
24 local_irq_restore(flags);
25}
26
27static inline int atomic_add_return(int i, atomic_t *v)
28{
29 unsigned long temp, flags;
30
31 local_irq_save(flags);
32 temp = *(long *)v;
33 temp += i;
34 *(long *)v = temp;
35 local_irq_restore(flags);
36
37 return temp;
38}
39
40static inline int atomic_sub_return(int i, atomic_t *v)
41{
42 unsigned long temp, flags;
43
44 local_irq_save(flags);
45 temp = *(long *)v;
46 temp -= i;
47 *(long *)v = temp;
48 local_irq_restore(flags);
49
50 return temp;
51}
52
53static inline void atomic_clear_mask(unsigned int mask, atomic_t *v)
54{
55 unsigned long flags;
56
57 local_irq_save(flags);
58 *(long *)v &= ~mask;
59 local_irq_restore(flags);
60}
61
62static inline void atomic_set_mask(unsigned int mask, atomic_t *v)
63{
64 unsigned long flags;
65
66 local_irq_save(flags);
67 *(long *)v |= mask;
68 local_irq_restore(flags);
69}
70
71#endif /* __ASM_SH_ATOMIC_IRQ_H */