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ASoC: pcm3168a: Allow all channels in case of parallel DIN/DOUT setup

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If multi DIN/DOUT mode is selected (tdm_slots == 2) then configure the
channel constraint to allow all channels.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20190725083321.6776-1-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Peter Ujfalusi 2019-07-25 11:33:21 +03:00 committed by Mark Brown
parent bdc873feec
commit f2c8b57014
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 0 deletions
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4
sound/soc/codecs/pcm3168a.c
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@ -599,6 +599,10 @@ static int pcm3168a_startup(struct snd_pcm_substream *substream,
SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
sample_min, 32);
/* Allow all channels in multi DIN/DOUT mode */
if (pcm3168a->tdm_slots == 2)
channel_max = channel_maxs[tx];
snd_pcm_hw_constraint_minmax(substream->runtime,
SNDRV_PCM_HW_PARAM_CHANNELS,
2, channel_max);