please run $lsmod | grep hdmi and upload the output of that command.
The "snd_hda_codec_hdmi" should drive the hdmi audio instead of "snd_hda_codec_generic". -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1943316 Title: No sound - Checking pulseaudio indicates system switches audio card to HDMI (Ubuntu 20.04) Status in pulseaudio package in Ubuntu: New Bug description: Sound settings indicates sound is being recognised in the Output Device bar under Analogue Output - Built-in Audio but no sound is projected externally through speakers or headphones. Speakers and headphones work. Switched to HDA Intel PCH from HDA Intel HDMI on Alsamixer and unmuted everything. When exiting alsamixer and reopening alsamixer, it reverts back to HDA Intel HDMI. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: pulseaudio 1:13.99.1-1ubuntu3.11 ProcVersionSignature: Ubuntu 5.4.0-84.94-generic 5.4.133 Uname: Linux 5.4.0-84-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.20.11-0ubuntu27.18 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: meizing 1482 F.... pulseaudio /dev/snd/pcmC0D3p: meizing 1482 F...m pulseaudio CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Sat Sep 11 20:21:28 2021 InstallationDate: Installed on 2019-05-27 (837 days ago) InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210) SourcePackage: pulseaudio UpgradeStatus: Upgraded to focal on 2021-09-11 (0 days ago) dmi.bios.date: 12/24/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: A19 dmi.board.name: 0TM99H dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA19:bd12/24/2018:svnDellInc.:pnXPS139343:pvr:rvnDellInc.:rn0TM99H:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.name: XPS 13 9343 dmi.product.sku: 0665 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1943316/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
