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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-01-13 03:34:08 +0300
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-01-26 23:24:11 +0300
commitc0dea82c3c141c33ca22ca85f80e592028840864 (patch)
tree66aee355bba147c335bb30e04694fe003b53ced5
parentf006d8fc53c461aa66a9265597494f83ddf4f53d (diff)
downloadlinux-c0dea82c3c141c33ca22ca85f80e592028840864.tar.xz
ALSA: AACI: use snd_pcm_lib_period_bytes()
Use the helper rather than open-coding this. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--sound/arm/aaci.c4
-rw-r--r--sound/arm/aaci.h3
2 files changed, 4 insertions, 3 deletions
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index 1e6d5f6591de..a8f95382a95a 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -541,11 +541,11 @@ static int aaci_pcm_prepare(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
struct aaci_runtime *aacirun = runtime->private_data;
+ aacirun->period = snd_pcm_lib_period_bytes(substream);
aacirun->start = runtime->dma_area;
aacirun->end = aacirun->start + snd_pcm_lib_buffer_bytes(substream);
aacirun->ptr = aacirun->start;
- aacirun->period =
- aacirun->bytes = frames_to_bytes(runtime, runtime->period_size);
+ aacirun->bytes = aacirun->period;
return 0;
}
diff --git a/sound/arm/aaci.h b/sound/arm/aaci.h
index 04c4568413f4..198750d6871d 100644
--- a/sound/arm/aaci.h
+++ b/sound/arm/aaci.h
@@ -210,6 +210,8 @@ struct aaci_runtime {
u32 cr;
struct snd_pcm_substream *substream;
+ unsigned int period; /* byte size of a "period" */
+
/*
* PIO support
*/
@@ -217,7 +219,6 @@ struct aaci_runtime {
void *end;
void *ptr;
int bytes;
- unsigned int period;
unsigned int fifosz;
};