[Dell Latitude 9510] [00:1f.3 0401: 8086:02c8] Pulseaudio fails to detect card

[Denis Balažić]

I don't have any sound on my laptop after installing Ubuntu. It worked well with Windows.
In audio settings there is no audio output detected (dummy output). No input also.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: pulseaudio 1:13.99.1-1ubuntu3.10
ProcVersionSignature: Ubuntu 5.8.0-44.50~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-44-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/hwC0D2', '/dev/snd/pcmC0D3p', '/dev/snd/pcmC0D2p', '/dev/snd/pcmC0D1p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sat Mar 6 19:20:52 2021
InstallationDate: Installed on 2021-03-06 (0 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64 (20210209.1)
SourcePackage: pulseaudio
Symptom: audio
Symptom_Card: sof-hda-dsp - sof-hda-dsp
Symptom_Jack: Digital Out, HDMI
Title: [Latitude 9510, Intel Kabylake HDMI, Digital Out, HDMI] Pulseaudio fails to detect card
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/16/2020
dmi.bios.release: 1.2
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.2.2
dmi.board.name: 0G0T42
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.2.2:bd07/16/2020:br1.2:svnDellInc.:pnLatitude9510:pvr:rvnDellInc.:rn0G0T42:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Latitude
dmi.product.name: Latitude 9510
dmi.product.sku: 0983
dmi.sys.vendor: Dell Inc.

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1864871, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.