Commit 4386b767 authored by Jeeja KP's avatar Jeeja KP Committed by Mark Brown

ASoC: Intel: Skylake: Add dai link for DMIC capture

Since in Skylake we support another DAI for DMIC quad capture,
add a dailink for this as well. Also specify constrains for DMIC
FE devices and fixup for DMIC BEs
Signed-off-by: default avatarDharageswari.R <dharageswari.r@intel.com>
Signed-off-by: default avatarJeeja KP <jeeja.kp@intel.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 7d9f2911
...@@ -190,6 +190,42 @@ static struct snd_soc_ops skylake_rt286_ops = { ...@@ -190,6 +190,42 @@ static struct snd_soc_ops skylake_rt286_ops = {
.hw_params = skylake_rt286_hw_params, .hw_params = skylake_rt286_hw_params,
}; };
static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
channels->min = channels->max = 4;
return 0;
}
static unsigned int channels_dmic[] = {
2, 4,
};
static struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
.count = ARRAY_SIZE(channels_dmic),
.list = channels_dmic,
.mask = 0,
};
static int skylake_dmic_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
runtime->hw.channels_max = 4;
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
&constraints_dmic_channels);
return snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
}
static struct snd_soc_ops skylake_dmic_ops = {
.startup = skylake_dmic_startup,
};
/* skylake digital audio interface glue - connects codec <--> CPU */ /* skylake digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link skylake_rt286_dais[] = { static struct snd_soc_dai_link skylake_rt286_dais[] = {
/* Front End DAI links */ /* Front End DAI links */
...@@ -238,6 +274,20 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = { ...@@ -238,6 +274,20 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
.nonatomic = 1, .nonatomic = 1,
.dynamic = 1, .dynamic = 1,
}, },
{
.name = "Skl Audio DMIC cap",
.stream_name = "dmiccap",
.cpu_dai_name = "DMIC Pin",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.platform_name = "0000:00:1f.3",
.init = NULL,
.dpcm_capture = 1,
.ignore_suspend = 1,
.nonatomic = 1,
.dynamic = 1,
.ops = &skylake_dmic_ops,
},
/* Back End DAI links */ /* Back End DAI links */
{ {
...@@ -267,6 +317,7 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = { ...@@ -267,6 +317,7 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
.codec_name = "dmic-codec", .codec_name = "dmic-codec",
.codec_dai_name = "dmic-hifi", .codec_dai_name = "dmic-hifi",
.platform_name = "0000:00:1f.3", .platform_name = "0000:00:1f.3",
.be_hw_params_fixup = skylake_dmic_fixup,
.ignore_suspend = 1, .ignore_suspend = 1,
.dpcm_capture = 1, .dpcm_capture = 1,
.no_pcm = 1, .no_pcm = 1,
......
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