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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-03 19:39:02 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-03 19:39:02 +0200 |
| commit | 7e31aa11fc672bbe0dd0da59513c9efe3809ced7 (patch) | |
| tree | 0aafe6a0045230950ce6b26579a053da12614a49 /include/asm-arm/delay.h | |
| parent | Merge git://git.infradead.org/users/dwmw2/random-2.6 (diff) | |
| parent | [ARM] 5182/1: pxa: Fix pcm990 compilation (diff) | |
| download | linux-7e31aa11fc672bbe0dd0da59513c9efe3809ced7.tar.xz linux-7e31aa11fc672bbe0dd0da59513c9efe3809ced7.zip | |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm:
[ARM] 5182/1: pxa: Fix pcm990 compilation
[ARM] Fix explicit asm(-arm)?/arch-foo references
[ARM] move include/asm-arm to arch/arm/include/asm
[ARM] Remove explicit dependency for misc.o from compressed/Makefile
[ARM] initrd: claim initrd memory exclusively
[ARM] pxa: add support for L2 outer cache on XScale3 (attempt 2)
[ARM] 5180/1: at91: Fix at91_nand -> atmel_nand rename fallout
[ARM] add Sascha Hauer as Freescale i.MX Maintainer
[ARM] i.MX: add missing clock functions exports
[ARM] i.MX: remove set_imx_fb_info() export
[ARM] mx1ads: make mmc platform data available for modules
[ARM] mx2: add missing Kconfig dependency
Diffstat (limited to 'include/asm-arm/delay.h')
| -rw-r--r-- | include/asm-arm/delay.h | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/include/asm-arm/delay.h b/include/asm-arm/delay.h deleted file mode 100644 index b2deda181549..000000000000 --- a/include/asm-arm/delay.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Copyright (C) 1995-2004 Russell King - * - * Delay routines, using a pre-computed "loops_per_second" value. - */ -#ifndef __ASM_ARM_DELAY_H -#define __ASM_ARM_DELAY_H - -#include <asm/param.h> /* HZ */ - -extern void __delay(int loops); - -/* - * This function intentionally does not exist; if you see references to - * it, it means that you're calling udelay() with an out of range value. - * - * With currently imposed limits, this means that we support a max delay - * of 2000us. Further limits: HZ<=1000 and bogomips<=3355 - */ -extern void __bad_udelay(void); - -/* - * division by multiplication: you don't have to worry about - * loss of precision. - * - * Use only for very small delays ( < 1 msec). Should probably use a - * lookup table, really, as the multiplications take much too long with - * short delays. This is a "reasonable" implementation, though (and the - * first constant multiplications gets optimized away if the delay is - * a constant) - */ -extern void __udelay(unsigned long usecs); -extern void __const_udelay(unsigned long); - -#define MAX_UDELAY_MS 2 - -#define udelay(n) \ - (__builtin_constant_p(n) ? \ - ((n) > (MAX_UDELAY_MS * 1000) ? __bad_udelay() : \ - __const_udelay((n) * ((2199023U*HZ)>>11))) : \ - __udelay(n)) - -#endif /* defined(_ARM_DELAY_H) */ - |