ASoC: Intel: boards: add DEEP_BUFFER support for BYT/CHT/BSW

Add dai links to enable additional playback stream with deeper
buffer for lower power consumption.
The normal and DEEP_buffer streams are not mutually exclusive,
content will be mixed by the DSP.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index 944283f..a81389d 100644 (file)
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -267,6 +267,19 @@ static struct snd_soc_dai_link byt_rt5640_dais[] = {
                .dpcm_capture = 1,
                .ops = &byt_rt5640_aif1_ops,
        },
+       [MERR_DPCM_DEEP_BUFFER] = {
+               .name = "Deep-Buffer Audio Port",
+               .stream_name = "Deep-Buffer Audio",
+               .cpu_dai_name = "deepbuffer-cpu-dai",
+               .codec_dai_name = "snd-soc-dummy-dai",
+               .codec_name = "snd-soc-dummy",
+               .platform_name = "sst-mfld-platform",
+               .ignore_suspend = 1,
+               .nonatomic = true,
+               .dynamic = 1,
+               .dpcm_playback = 1,
+               .ops = &byt_rt5640_aif1_ops,
+       },
        [MERR_DPCM_COMPR] = {
                .name = "Baytrail Compressed Port",
                .stream_name = "Baytrail Compress",

diff --git a/sound/soc/intel/boards/cht_bsw_max98090_ti.c b/sound/soc/intel/boards/cht_bsw_max98090_ti.c
index e36dad3..90588d6 100644 (file)
--- a/sound/soc/intel/boards/cht_bsw_max98090_ti.c
+++ b/sound/soc/intel/boards/cht_bsw_max98090_ti.c
@@ -232,6 +232,18 @@ static struct snd_soc_dai_link cht_dailink[] = {
                .dpcm_capture = 1,
                .ops = &cht_aif1_ops,
        },
+       [MERR_DPCM_DEEP_BUFFER] = {
+               .name = "Deep-Buffer Audio Port",
+               .stream_name = "Deep-Buffer Audio",
+               .cpu_dai_name = "deepbuffer-cpu-dai",
+               .codec_dai_name = "snd-soc-dummy-dai",
+               .codec_name = "snd-soc-dummy",
+               .platform_name = "sst-mfld-platform",
+               .nonatomic = true,
+               .dynamic = 1,
+               .dpcm_playback = 1,
+               .ops = &cht_aif1_ops,
+       },
        [MERR_DPCM_COMPR] = {
                .name = "Compressed Port",
                .stream_name = "Compress",

diff --git a/sound/soc/intel/boards/cht_bsw_rt5645.c b/sound/soc/intel/boards/cht_bsw_rt5645.c
index 1d2525a..2d3afdd 100644 (file)
--- a/sound/soc/intel/boards/cht_bsw_rt5645.c
+++ b/sound/soc/intel/boards/cht_bsw_rt5645.c
@@ -260,6 +260,18 @@ static struct snd_soc_dai_link cht_dailink[] = {
                .dpcm_capture = 1,
                .ops = &cht_aif1_ops,
        },
+       [MERR_DPCM_DEEP_BUFFER] = {
+               .name = "Deep-Buffer Audio Port",
+               .stream_name = "Deep-Buffer Audio",
+               .cpu_dai_name = "deepbuffer-cpu-dai",
+               .codec_dai_name = "snd-soc-dummy-dai",
+               .codec_name = "snd-soc-dummy",
+               .platform_name = "sst-mfld-platform",
+               .nonatomic = true,
+               .dynamic = 1,
+               .dpcm_playback = 1,
+               .ops = &cht_aif1_ops,
+       },
        [MERR_DPCM_COMPR] = {
                .name = "Compressed Port",
                .stream_name = "Compress",

diff --git a/sound/soc/intel/boards/cht_bsw_rt5672.c b/sound/soc/intel/boards/cht_bsw_rt5672.c
index 77fb3c4..2e5347f 100644 (file)
--- a/sound/soc/intel/boards/cht_bsw_rt5672.c
+++ b/sound/soc/intel/boards/cht_bsw_rt5672.c
@@ -248,6 +248,18 @@ static struct snd_soc_dai_link cht_dailink[] = {
                .dpcm_capture = 1,
                .ops = &cht_aif1_ops,
        },
+       [MERR_DPCM_DEEP_BUFFER] = {
+               .name = "Deep-Buffer Audio Port",
+               .stream_name = "Deep-Buffer Audio",
+               .cpu_dai_name = "deepbuffer-cpu-dai",
+               .codec_dai_name = "snd-soc-dummy-dai",
+               .codec_name = "snd-soc-dummy",
+               .platform_name = "sst-mfld-platform",
+               .nonatomic = true,
+               .dynamic = 1,
+               .dpcm_playback = 1,
+               .ops = &cht_aif1_ops,
+       },
        [MERR_DPCM_COMPR] = {
                .name = "Compressed Port",
                .stream_name = "Compress",