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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-11 13:40:56 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 13:40:56 +0200 |
| commit | 251a169c69d1ff07cee7a9bb9fc4faff6b1d2ac3 (patch) | |
| tree | 3c20c3e080f276848f2ad67aadab44a5d64bfda9 /arch/avr32/include/asm/delay.h | |
| parent | 6679ce6e5f519096612b480d255d9ca97be0c2be (diff) | |
| parent | 796aadeb1b2db9b5d463946766c5bbfd7717158c (diff) | |
Merge branch 'linus' into sched/urgent
Diffstat (limited to 'arch/avr32/include/asm/delay.h')
| -rw-r--r-- | arch/avr32/include/asm/delay.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/avr32/include/asm/delay.h b/arch/avr32/include/asm/delay.h new file mode 100644 index 00000000000..a0ed9a9839a --- /dev/null +++ b/arch/avr32/include/asm/delay.h @@ -0,0 +1,26 @@ +#ifndef __ASM_AVR32_DELAY_H +#define __ASM_AVR32_DELAY_H + +/* + * Copyright (C) 1993 Linus Torvalds + * + * Delay routines calling functions in arch/avr32/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_AVR32_DELAY_H */ |