Unverified Commit 5628c897 authored by Yu-Hsuan Hsu's avatar Yu-Hsuan Hsu Committed by Mark Brown
Browse files

ASoC: max98090: remove 24-bit format support if RJ is 0 



The supported formats are S16_LE and S24_LE now. However, by datasheet
of max98090, S24_LE is only supported when it is in the right justified
mode. We should remove 24-bit format if it is not in that mode to avoid
triggering error.

Signed-off-by: default avatarYu-Hsuan Hsu <yuhsuan@chromium.org>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent cbc0fa7b

sound/soc/codecs/max98090.c

+16 −0
Original line number Diff line number Diff line
@@ -1909,6 +1909,21 @@ static int max98090_configure_dmic(struct max98090_priv *max98090, 
	return 0;

}



static int max98090_dai_startup(struct snd_pcm_substream *substream,

				struct snd_soc_dai *dai)

{

	struct snd_soc_component *component = dai->component;

	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);

	unsigned int fmt = max98090->dai_fmt;



	/* Remove 24-bit format support if it is not in right justified mode. */

	if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_RIGHT_J) {

		substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;

		snd_pcm_hw_constraint_msbits(substream->runtime, 0, 16, 16);

	}

	return 0;

}



static int max98090_dai_hw_params(struct snd_pcm_substream *substream,

				   struct snd_pcm_hw_params *params,

				   struct snd_soc_dai *dai)
@@ -2316,6 +2331,7 @@ EXPORT_SYMBOL_GPL(max98090_mic_detect); 
#define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)



static const struct snd_soc_dai_ops max98090_dai_ops = {

	.startup = max98090_dai_startup,

	.set_sysclk = max98090_dai_set_sysclk,

	.set_fmt = max98090_dai_set_fmt,

	.set_tdm_slot = max98090_set_tdm_slot,

CRA Git | Maintained and supported by SUSTech CRA and CCSE