You have been subscribed to a public bug:
I have tried modifications to DKMS, modprobe.d, pulseaudio and alsa but
all were no sound.
The modprobe,d modifications did result in the "dummy" message being
replaced by a device. This was done 2 installs ago,sorry.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
Uname: Linux 5.10.0-051000-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.18
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: pbea 1894 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: KDE
CurrentDmesg: Error: command ['dmesg'] failed with exit code 1: dmesg: read
kernel buffer failed: Operation not permitted
Date: Fri Jun 11 23:34:27 2021
InstallationDate: Installed on 2021-06-11 (0 days ago)
InstallationMedia: Kubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64
(20210209.1)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Digital Out, HDMI
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: None of the above
Title: [XPS 17 9700, Intel Kabylake HDMI, Digital Out, HDMI] Playback problem
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/04/2021
dmi.bios.release: 1.7
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.7.2
dmi.board.name: 0P25F6
dmi.board.vendor: Dell Inc.
dmi.board.version: A03
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.7.2:bd03/04/2021:br1.7:svnDellInc.:pnXPS179700:pvr:rvnDellInc.:rn0P25F6:rvrA03:cvnDellInc.:ct10:cvr:
dmi.product.family: XPS
dmi.product.name: XPS 17 9700
dmi.product.sku: 098F
dmi.sys.vendor: Dell Inc.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
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[XPS 17 9700, Intel Kabylake HDMI, Digital Out, HDMI] Playback problem
https://bugs.launchpad.net/bugs/1931756
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