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ASoC: mediatek: mt8183-da7219: set playback and capture constraints

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Sets playback and capture constraints to S16_LE, stereo, 48kHz.

Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20200623055130.159718-1-tzungbi@google.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Tzung-Bi Shih 2020-06-23 13:51:30 +08:00 committed by Mark Brown
parent 5748f4eb01
commit b1647f9f4f
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GPG Key ID: 24D68B725D5487D0
1 changed files with 42 additions and 0 deletions
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42
sound/soc/mediatek/mt8183/mt8183-da7219-max98357.c
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@ -119,6 +119,46 @@ static int mt8183_i2s_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
return 0;
}
static int
mt8183_da7219_max98357_startup(
struct snd_pcm_substream *substream)
{
static const unsigned int rates[] = {
48000,
};
static const struct snd_pcm_hw_constraint_list constraints_rates = {
.count = ARRAY_SIZE(rates),
.list = rates,
.mask = 0,
};
static const unsigned int channels[] = {
2,
};
static const struct snd_pcm_hw_constraint_list constraints_channels = {
.count = ARRAY_SIZE(channels),
.list = channels,
.mask = 0,
};
struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_hw_constraint_list(runtime, 0,
SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
runtime->hw.channels_max = 2;
snd_pcm_hw_constraint_list(runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS,
&constraints_channels);
runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
return 0;
}
static const struct snd_soc_ops mt8183_da7219_max98357_ops = {
.startup = mt8183_da7219_max98357_startup,
};
static int
mt8183_da7219_max98357_bt_sco_startup(
struct snd_pcm_substream *substream)
@ -256,6 +296,7 @@ static struct snd_soc_dai_link mt8183_da7219_max98357_dai_links[] = {
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
.ops = &mt8183_da7219_max98357_ops,
SND_SOC_DAILINK_REG(playback1),
},
{
@ -303,6 +344,7 @@ static struct snd_soc_dai_link mt8183_da7219_max98357_dai_links[] = {
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
.ops = &mt8183_da7219_max98357_ops,
SND_SOC_DAILINK_REG(capture3),
},
{