Comment 0 for bug 1855521

No input device available for selection.

Output of dmesg | grep snd:
----------------------------
[ 2.247186] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
[ 2.372911] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 2.532497] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC3204: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker
[ 2.532499] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 2.532500] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0)
[ 2.532501] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 2.532502] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 2.532503] snd_hda_codec_realtek hdaudioC0D0: Headphone Mic=0x1a
[ 2.532504] snd_hda_codec_realtek hdaudioC0D0: Headset Mic=0x19
---------------------------
Alsamixer checked for mutes, all OK. Internal mic not present.

Cannot remap using hdajackretask due to error tee: /sys/class/sound/hwC0D0/reconfig: Device or resource busy.

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.3.0-24.26-generic 5.3.10
Uname: Linux 5.3.0-24-generic x86_64
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: tom 3754 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Sat Dec 7 08:10:21 2019
InstallationDate: Installed on 2019-12-06 (0 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Title: PCI/internal sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/30/2019
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.3.0
dmi.board.name: 0012KY
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.3.0:bd10/30/2019:svnDellInc.:pnInspiron5490:pvr:rvnDellInc.:rn0012KY:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Inspiron
dmi.product.name: Inspiron 5490
dmi.product.sku: 0955
dmi.sys.vendor: Dell Inc.