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| author | Paul Mundt <lethal@linux-sh.org> | 2008-07-28 23:09:44 (GMT) |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-07-28 23:09:44 (GMT) |
| commit | f15cbe6f1a4b4d9df59142fc8e4abb973302cf44 (patch) | |
| tree | 774d7b11abaaf33561ab8268bf51ddd9ceb79025 /arch/sh/include/asm/delay.h | |
| parent | 25326277d8d1393d1c66240e6255aca780f9e3eb (diff) | |
| download | linux-fsl-qoriq-f15cbe6f1a4b4d9df59142fc8e4abb973302cf44.tar.xz | |
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 'arch/sh/include/asm/delay.h')
| -rw-r--r-- | arch/sh/include/asm/delay.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/sh/include/asm/delay.h b/arch/sh/include/asm/delay.h new file mode 100644 index 0000000..4b16bf9 --- /dev/null +++ b/arch/sh/include/asm/delay.h @@ -0,0 +1,26 @@ +#ifndef __ASM_SH_DELAY_H +#define __ASM_SH_DELAY_H + +/* + * Copyright (C) 1993 Linus Torvalds + * + * Delay routines calling functions in arch/sh/lib/delay.c + */ + +extern void __bad_udelay(void); +extern void __bad_ndelay(void); + +extern void __udelay(unsigned long usecs); +extern void __ndelay(unsigned long nsecs); +extern void __const_udelay(unsigned long xloops); +extern void __delay(unsigned long loops); + +#define udelay(n) (__builtin_constant_p(n) ? \ + ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \ + __udelay(n)) + +#define ndelay(n) (__builtin_constant_p(n) ? \ + ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \ + __ndelay(n)) + +#endif /* __ASM_SH_DELAY_H */ |