This patch adds the deepbuffer device which can be opened with a bigger buffer size. The application can disable interrupts and sleep for longer duration.
Signed-off-by: Subhransu S. Prusty subhransu.s.prusty@intel.com --- sound/soc/intel/boards/skl_rt286.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/sound/soc/intel/boards/skl_rt286.c b/sound/soc/intel/boards/skl_rt286.c index f5ab7b8d51d1..453826ea1367 100644 --- a/sound/soc/intel/boards/skl_rt286.c +++ b/sound/soc/intel/boards/skl_rt286.c @@ -43,6 +43,7 @@ struct skl_rt286_private {
enum { SKL_DPCM_AUDIO_PB = 0, + SKL_DPCM_AUDIO_DB_PB, SKL_DPCM_AUDIO_CP, SKL_DPCM_AUDIO_REF_CP, SKL_DPCM_AUDIO_DMIC_CP, @@ -310,6 +311,23 @@ static int skylake_dmic_startup(struct snd_pcm_substream *substream) .dpcm_playback = 1, .ops = &skylake_rt286_fe_ops, }, + [SKL_DPCM_AUDIO_DB_PB] = { + .name = "Skl Deepbuffer Port", + .stream_name = "Deep Buffer Audio", + .cpu_dai_name = "Deepbuffer Pin", + .platform_name = "0000:00:1f.3", + .nonatomic = 1, + .dynamic = 1, + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = { + SND_SOC_DPCM_TRIGGER_POST, + SND_SOC_DPCM_TRIGGER_POST + }, + .dpcm_playback = 1, + .ops = &skylake_rt286_fe_ops, + + }, [SKL_DPCM_AUDIO_CP] = { .name = "Skl Audio Capture Port", .stream_name = "Audio Record",