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ASoC: sst_platform: fix the pulseaudio error

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Pulseaudio doesnt work with current driver and it was root caused to absense of
hw_params function and malloc_pages in it.
This patch adds this and allows pa to work fine with these drivers

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Harsha Priya <priya.harsha@intel.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Vinod Koul 2011-02-15 18:28:54 +05:30 committed by Mark Brown
parent d58198b943
commit 5b499f8bf3
1 changed files with 9 additions and 0 deletions
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9
sound/soc/mid-x86/sst_platform.c
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@ -365,6 +365,14 @@ static snd_pcm_uframes_t sst_platform_pcm_pointer
return stream->stream_info.buffer_ptr;
}
static int sst_platform_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
memset(substream->runtime->dma_area, 0, params_buffer_bytes(params));
return 0;
}
static struct snd_pcm_ops sst_platform_ops = {
.open = sst_platform_open,
@ -373,6 +381,7 @@ static struct snd_pcm_ops sst_platform_ops = {
.prepare = sst_platform_pcm_prepare,
.trigger = sst_platform_pcm_trigger,
.pointer = sst_platform_pcm_pointer,
.hw_params = sst_platform_pcm_hw_params,
};
static void sst_pcm_free(struct snd_pcm *pcm)