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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-13 17:26:22 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-13 17:26:32 -0400
commit758db3f2118703a1e36374dae5d58bed963e7e0d (patch)
tree12546f52718d903a8cc8fd70abdcd4b2e6826e94 /include/asm-h8300/delay.h
parent30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff)
[h8300] move include/asm-h8300 to arch/h8300/include/asm
Done as a script (well, a single "git mv" actually) on request from Yoshinori Sato as a way to avoid a huge diff. Requested-by: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-h8300/delay.h')
-rw-r--r--include/asm-h8300/delay.h38
1 files changed, 0 insertions, 38 deletions
diff --git a/include/asm-h8300/delay.h b/include/asm-h8300/delay.h
deleted file mode 100644
index 743beba70f82..000000000000
--- a/include/asm-h8300/delay.h
+++ /dev/null
@@ -1,38 +0,0 @@
1#ifndef _H8300_DELAY_H
2#define _H8300_DELAY_H
3
4#include <asm/param.h>
5
6/*
7 * Copyright (C) 2002 Yoshinori Sato <ysato@sourceforge.jp>
8 *
9 * Delay routines, using a pre-computed "loops_per_second" value.
10 */
11
12static inline void __delay(unsigned long loops)
13{
14 __asm__ __volatile__ ("1:\n\t"
15 "dec.l #1,%0\n\t"
16 "bne 1b"
17 :"=r" (loops):"0"(loops));
18}
19
20/*
21 * Use only for very small delays ( < 1 msec). Should probably use a
22 * lookup table, really, as the multiplications take much too long with
23 * short delays. This is a "reasonable" implementation, though (and the
24 * first constant multiplications gets optimized away if the delay is
25 * a constant)
26 */
27
28extern unsigned long loops_per_jiffy;
29
30static inline void udelay(unsigned long usecs)
31{
32 usecs *= 4295; /* 2**32 / 1000000 */
33 usecs /= (loops_per_jiffy*HZ);
34 if (usecs)
35 __delay(usecs);
36}
37
38#endif /* _H8300_DELAY_H */