Re: [alsa-devel] [PATCH] ASoC: Intel: kbl_rt5663_rt5514_max98927: Add dmic format constraint

2019-09-14 Thread Yu-Hsuan Hsu
Pierre-Louis Bossart 於 2019年9月14日 週六 上午1:28寫道: > > please don't top-post on public mailing lists, thanks. > > On 9/13/19 9:45 AM, Yu-Hsuan Hsu wrote: > > Thanks for the review! If I'm not mistaken, the microphone is attached > > to external codec(rt5514) instead of PCH on Kabylake platform. So the

Re: [alsa-devel] [PATCH] ASoC: Intel: kbl_rt5663_rt5514_max98927: Add dmic format constraint

2019-09-13 Thread Pierre-Louis Bossart
please don't top-post on public mailing lists, thanks. On 9/13/19 9:45 AM, Yu-Hsuan Hsu wrote: Thanks for the review! If I'm not mistaken, the microphone is attached to external codec(rt5514) instead of PCH on Kabylake platform. So there should be a TDM between DMICs and PCH. We can see in the

Re: [alsa-devel] [PATCH] ASoC: Intel: kbl_rt5663_rt5514_max98927: Add dmic format constraint

2019-09-13 Thread Yu-Hsuan Hsu
Pierre-Louis Bossart 於 2019年9月12日 週四 下午9:02寫道: > > On 9/11/19 9:27 PM, Yu-Hsuan Hsu wrote: > > 24 bits recording from DMIC is not supported for KBL platform because > > the TDM slot between PCH and codec is 16 bits only. We should add a > > constraint to remove that unsupported format. > > Humm, w

Re: [alsa-devel] [PATCH] ASoC: Intel: kbl_rt5663_rt5514_max98927: Add dmic format constraint

2019-09-12 Thread Pierre-Louis Bossart
On 9/11/19 9:27 PM, Yu-Hsuan Hsu wrote: 24 bits recording from DMIC is not supported for KBL platform because the TDM slot between PCH and codec is 16 bits only. We should add a constraint to remove that unsupported format. Humm, when you use DMICs they are directly connected to the PCH with a