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ASoC: blackfin: bf5xx-i2s: Allocate buffer only as large as requested

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There is no need to always allocate the maximum buffer size. While we are at it
also pass errors returned by snd_pcm_lib_malloc_pages() on to the upper layers.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lars-Peter Clausen 2013-05-28 19:22:12 +02:00 • committed by Mark Brown
parent 6344260484
commit 569ef65a97
1 changed files with 1 additions and 4 deletions
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5
sound/soc/blackfin/bf5xx-i2s-pcm.c
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@ -66,10 +66,7 @@ static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream, static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params) struct snd_pcm_hw_params *params)
{ {
size_t size = bf5xx_pcm_hardware.buffer_bytes_max; return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
snd_pcm_lib_malloc_pages(substream, size);
return 0;
} }
static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream) static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)