Internal microphone does not work with 5.12 (Tiger Lake, X1 Nano)

[Nico Schottelius]

Jaroslav Kysela <perex at perex.cz> writes:

> On 27. 05. 21 11:50, Nico Schottelius wrote:
> Could you check, if the Intel SOF driver is enabled in your kernel?
>
> CONFIG_SND_SOC_SOF_TIGERLAKE

Just checked, it was disabled. I rebuilt 5.12.6, rebooted, but now the
sound card is gone (no device files in /dev/snd anymore), proably
failing due to:

[   55.713668] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040380
[   55.713679] snd_hda_intel 0000:00:1f.3: Digital mics found on Skylake+ platform, using SOF driver
[   55.745863] sof-audio-pci-intel-tgl 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040380
[   55.745872] sof-audio-pci-intel-tgl 0000:00:1f.3: Digital mics found on Skylake+ platform, using SOF driver
[   55.746033] sof-audio-pci-intel-tgl 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if 0x040380
[   55.748315] sof-audio-pci-intel-tgl 0000:00:1f.3: use msi interrupt mode
[   55.752671] sof-audio-pci-intel-tgl 0000:00:1f.3: warning: No matching ASoC machine driver found
[   55.752673] sof-audio-pci-intel-tgl 0000:00:1f.3: error: no matching ASoC machine driver found - aborting probe
[   55.752673] sof-audio-pci-intel-tgl 0000:00:1f.3: error: failed to get machine info -19
[   55.752764] sof-audio-pci-intel-tgl 0000:00:1f.3: error: failed to probe DSP hardware!

I have uploaded the full report on http://alsa-project.org/db/?f=d3c7ba9611b3c823709d7bce0df0f592b3471735

Nico

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