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ALSA: sound/core/pcm_timer.c: use lib/gcd.c

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Make sound/core/pcm_timer.c use lib/gcd.c

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Florian Fainelli 2009-12-21 16:36:10 -08:00 committed by Takashi Iwai
parent db8cf334f6
commit a9605391cf
2 changed files with 2 additions and 16 deletions
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1
sound/core/Kconfig
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@ -5,6 +5,7 @@ config SND_TIMER
config SND_PCM config SND_PCM
tristate tristate
select SND_TIMER select SND_TIMER
select GCD
config SND_HWDEP config SND_HWDEP
tristate tristate

17
sound/core/pcm_timer.c
View file

@ -20,6 +20,7 @@
*/ */
#include <linux/time.h> #include <linux/time.h>
#include <linux/gcd.h>
#include <sound/core.h> #include <sound/core.h>
#include <sound/pcm.h> #include <sound/pcm.h>
#include <sound/timer.h> #include <sound/timer.h>
@ -28,22 +29,6 @@
* Timer functions * Timer functions
*/ */
/* Greatest common divisor */
static unsigned long gcd(unsigned long a, unsigned long b)
{
unsigned long r;
if (a < b) {
r = a;
a = b;
b = r;
}
while ((r = a % b) != 0) {
a = b;
b = r;
}
return b;
}
void snd_pcm_timer_resolution_change(struct snd_pcm_substream *substream) void snd_pcm_timer_resolution_change(struct snd_pcm_substream *substream)
{ {
unsigned long rate, mult, fsize, l, post; unsigned long rate, mult, fsize, l, post;