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authorTakashi Iwai <tiwai@suse.de>2009-06-05 17:40:04 +0200
committerTakashi Iwai <tiwai@suse.de>2009-06-05 17:45:17 +0200
commit3f7440a6b771169e1f11fa582e53a4259b682809 (patch)
tree4d91c07abf4269de4f681b821b594f5ad3d4f79a /sound/core
parent3218911f839b6c85acbf872ad264ea69aa4d89ad (diff)
downloadlinux-3f7440a6b771169e1f11fa582e53a4259b682809.tar.bz2
ALSA: Clean up 64bit division functions
Replace the house-made div64_32() with the standard div_u64*() functions. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
-rw-r--r--sound/core/oss/pcm_oss.c5
-rw-r--r--sound/core/pcm_lib.c3
2 files changed, 4 insertions, 4 deletions
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index dda000b9684c..dbe406b82591 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -31,6 +31,7 @@
#include <linux/time.h>
#include <linux/vmalloc.h>
#include <linux/moduleparam.h>
+#include <linux/math64.h>
#include <linux/string.h>
#include <sound/core.h>
#include <sound/minors.h>
@@ -617,9 +618,7 @@ static long snd_pcm_oss_bytes(struct snd_pcm_substream *substream, long frames)
#else
{
u64 bsize = (u64)runtime->oss.buffer_bytes * (u64)bytes;
- u32 rem;
- div64_32(&bsize, buffer_size, &rem);
- return (long)bsize;
+ return div_u64(bsize, buffer_size);
}
#endif
}
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index d659995ac3ac..a7482874c451 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -22,6 +22,7 @@
#include <linux/slab.h>
#include <linux/time.h>
+#include <linux/math64.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/info.h>
@@ -452,7 +453,7 @@ static inline unsigned int muldiv32(unsigned int a, unsigned int b,
*r = 0;
return UINT_MAX;
}
- div64_32(&n, c, r);
+ n = div_u64_rem(n, c, r);
if (n >= UINT_MAX) {
*r = 0;
return UINT_MAX;