Messages in this thread | | | From | Yu-Hsuan Hsu <> | Date | Mon, 11 Nov 2019 10:04:26 +0800 | Subject | Re: [PATCH v2] ASoC: Intel: kbl_rt5663_rt5514_max98927: Add dmic format constraint |
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Hi all,
Does anyone have time to review this patch? It should be easy to review because it just a format constraint.
Thanks, Yu-Hsuan
Yu-Hsuan Hsu <yuhsuan@chromium.org> 於 2019年9月24日 週二 上午12:29寫道: > > On KBL platform, the microphone is attached to external codec(rt5514) > instead of PCH. However, TDM slot between PCH and codec is 16 bits only. > In order to avoid setting wrong format, we should add a constraint to > force to use 16 bits format forever. > > Signed-off-by: Yu-Hsuan Hsu <yuhsuan@chromium.org> > --- > I have updated the commit message. Please see whether it is clear > enough. Thanks. > sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c > index 74dda8784f1a01..67b276a65a8d2d 100644 > --- a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c > +++ b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c > @@ -400,6 +400,9 @@ static int kabylake_dmic_startup(struct snd_pcm_substream *substream) > snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, > dmic_constraints); > > + runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; > + snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16); > + > return snd_pcm_hw_constraint_list(substream->runtime, 0, > SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); > } > -- > 2.23.0.351.gc4317032e6-goog >
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