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

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

View File

@ -66,10 +66,7 @@ static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
snd_pcm_lib_malloc_pages(substream, size);
return 0;
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
}
static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)