diff options
| author | Jiaxin Yu <jiaxin.yu@mediatek.com> | 2021-02-05 11:16:52 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-02-05 18:03:04 +0300 |
| commit | 19657a609b68f37afede259a762765b77914557f (patch) | |
| tree | 7afa5b1059d54f4b3abec01eb19150b5ddcaaa05 /sound/soc/mediatek/mt8183 | |
| parent | 2927e6d398d0fca52d8f011a89dcfcabb2b1abfd (diff) | |
| download | linux-19657a609b68f37afede259a762765b77914557f.tar.xz | |
ASoC: mediatek: mt8183-mt6358: set playback and capture constraints
Sets playback and capture constraints to S16_LE, stereo, 48kHz.
Signed-off-by: Jiaxin Yu <jiaxin.yu@mediatek.com>
Link: https://lore.kernel.org/r/1612513012-27688-1-git-send-email-jiaxin.yu@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/mediatek/mt8183')
| -rw-r--r-- | sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c index 3cf8aeab042c..271413e719e3 100644 --- a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c +++ b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c @@ -118,6 +118,45 @@ static int mt8183_rt1015_i2s_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, } static int +mt8183_mt6358_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_mt6358_ops = { + .startup = mt8183_mt6358_startup, +}; + +static int mt8183_mt6358_ts3a227_max98357_bt_sco_startup( struct snd_pcm_substream *substream) { @@ -356,6 +395,7 @@ static struct snd_soc_dai_link mt8183_mt6358_ts3a227_dai_links[] = { SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, + .ops = &mt8183_mt6358_ops, SND_SOC_DAILINK_REG(playback1), }, { @@ -403,6 +443,7 @@ static struct snd_soc_dai_link mt8183_mt6358_ts3a227_dai_links[] = { SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, + .ops = &mt8183_mt6358_ops, SND_SOC_DAILINK_REG(capture3), }, { |