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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-24 12:55:18 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-24 12:55:18 -0400
commitff0c4ad2c3a75ccfe6adca916e50804eb45bb2d9 (patch)
tree574f2d38793f7a08af73c40a96d6dc76af9c6f46 /arch/sh
parentfcda12e7f6d58d61997681a9d41779e3fd2ffc94 (diff)
parent19f9d392365113f74286b1721c7c032c12cf5abd (diff)
Merge branch 'for-upstream' of git://openrisc.net/jonas/linux
* 'for-upstream' of git://openrisc.net/jonas/linux: (24 commits) OpenRISC: Add MAINTAINERS entry OpenRISC: Miscellaneous OpenRISC: Library routines OpenRISC: Headers OpenRISC: Traps OpenRISC: Module support OpenRISC: GPIO OpenRISC: Scheduling/Process management OpenRISC: Idle/Power management OpenRISC: System calls OpenRISC: IRQ OpenRISC: Timekeeping OpenRISC: DMA OpenRISC: PTrace OpenRISC: Build infrastructure OpenRISC: Signal handling OpenRISC: Memory management OpenRISC: Device tree OpenRISC: Boot code iomap: make IOPORT/PCI mapping functions conditional ...
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/include/asm/delay.h27
1 files changed, 1 insertions, 26 deletions
diff --git a/arch/sh/include/asm/delay.h b/arch/sh/include/asm/delay.h
index 4b16bf9b56bd..9670e127b7b2 100644
--- a/arch/sh/include/asm/delay.h
+++ b/arch/sh/include/asm/delay.h
@@ -1,26 +1 @@
1#ifndef __ASM_SH_DELAY_H #include <asm-generic/delay.h>
2#define __ASM_SH_DELAY_H
3
4/*
5 * Copyright (C) 1993 Linus Torvalds
6 *
7 * Delay routines calling functions in arch/sh/lib/delay.c
8 */
9
10extern void __bad_udelay(void);
11extern void __bad_ndelay(void);
12
13extern void __udelay(unsigned long usecs);
14extern void __ndelay(unsigned long nsecs);
15extern void __const_udelay(unsigned long xloops);
16extern void __delay(unsigned long loops);
17
18#define udelay(n) (__builtin_constant_p(n) ? \
19 ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
20 __udelay(n))
21
22#define ndelay(n) (__builtin_constant_p(n) ? \
23 ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
24 __ndelay(n))
25
26#endif /* __ASM_SH_DELAY_H */