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| author | Vinod Koul <vinod.koul@intel.com> | 2011-02-15 18:28:54 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-02-15 17:59:17 -0800 |
| commit | 5b499f8bf376ecd1575c0cc2095555cf382063ae (patch) | |
| tree | f6d33e8464f3d414bb2e93f73591523102d3531a /sound | |
| parent | d58198b943c7af6975dec869d75b15dd66d1495c (diff) | |
| download | blackbird-op-linux-5b499f8bf376ecd1575c0cc2095555cf382063ae.tar.gz blackbird-op-linux-5b499f8bf376ecd1575c0cc2095555cf382063ae.zip | |
ASoC: sst_platform: fix the pulseaudio error
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>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/mid-x86/sst_platform.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/mid-x86/sst_platform.c b/sound/soc/mid-x86/sst_platform.c index 96e6e9c9c5f4..ee2c22475a76 100644 --- a/sound/soc/mid-x86/sst_platform.c +++ b/sound/soc/mid-x86/sst_platform.c @@ -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) |
