From: Florian Fainelli <florian@openwrt.org>
Date: Tue, 22 Dec 2009 00:36:10 +0000 (-0800)
Subject: ALSA: sound/core/pcm_timer.c: use lib/gcd.c
X-Git-Tag: v2.6.33-rc2~15^2~2^2
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9605391cfab2bf9a73e51faac5147622f73c6d5;p=pandora-kernel.git

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

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>
---

diff --git a/sound/core/Kconfig b/sound/core/Kconfig
index c15682a2f9db..475455c76610 100644
--- a/sound/core/Kconfig
+++ b/sound/core/Kconfig
@@ -5,6 +5,7 @@ config SND_TIMER
 config SND_PCM
 	tristate
 	select SND_TIMER
+	select GCD
 
 config SND_HWDEP
 	tristate
diff --git a/sound/core/pcm_timer.c b/sound/core/pcm_timer.c
index ca8068b63d6c..b01d9481d632 100644
--- a/sound/core/pcm_timer.c
+++ b/sound/core/pcm_timer.c
@@ -20,6 +20,7 @@
  */
 
 #include <linux/time.h>
+#include <linux/gcd.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/timer.h>
@@ -28,22 +29,6 @@
  *  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)
 {
 	unsigned long rate, mult, fsize, l, post;