Comment 0 for bug 1916554

$ sudo dmesg|grep hda
[ 19.253994] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
[ 19.254515] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 19.317386] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=1 (0x2c/0x0/0x0/0x0/0x0) type:speaker
[ 19.317390] snd_hda_codec_generic hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 19.317392] snd_hda_codec_generic hdaudioC0D0: hp_outs=1 (0x24/0x0/0x0/0x0/0x0)
[ 19.317393] snd_hda_codec_generic hdaudioC0D0: mono: mono_out=0x0
[ 19.317395] snd_hda_codec_generic hdaudioC0D0: inputs:
[ 19.317397] snd_hda_codec_generic hdaudioC0D0: Internal Mic=0x44
[ 19.317399] snd_hda_codec_generic hdaudioC0D0: Mic=0x34

Vendor driver in progress: https://github.com/CirrusLogic/product-support/tree/cs8409_hda

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.10.0-1013-oem 5.10.0-1013.14
ProcVersionSignature: Ubuntu 5.10.0-1013.14-oem 5.10.6
Uname: Linux 5.10.0-1013-oem x86_64
ApportVersion: 2.20.11-0ubuntu27.14
Architecture: amd64
CasperMD5CheckResult: skip
Date: Mon Feb 22 22:13:32 2021
DistributionChannelDescriptor:
 # This is the distribution channel descriptor for the OEM CDs
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-focal-amd64-20200502-85+fossa-beric-icl+X44
InstallationDate: Installed on 2021-02-04 (18 days ago)
InstallationMedia: Ubuntu 20.04 "Focal" - Build amd64 LIVE Binary 20200502-05:58
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-signed-oem-5.10
UpgradeStatus: No upgrade log present (probably fresh install)