Public bug reported: No sound at all when the audio output from HDMI port.
[Steps to reproduce] 1. Install the daily build image on Lenovo T14s-AMD 2. Login the system 3. Connect the HDMI port with a Monitor 4. Select the 'Output Device' is HDMI 5. Try to play sound from the monitor [Actual result] No sound at all when the audio output from HDMI port. The internal speaker works normally. [Test image] http://cdimage.ubuntu.com/ubuntu/daily-live/current/hirsute-desktop-amd64.iso [Test Device] https://certification.canonical.com/hardware/202006-27964 ProblemType: Bug DistroRelease: Ubuntu 21.04 Package: alsa-base 1.0.25+dfsg-0ubuntu7 ProcVersionSignature: Ubuntu 5.11.0-16.17-generic 5.11.12 Uname: Linux 5.11.0-16-generic x86_64 ApportVersion: 2.20.11-0ubuntu65 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: u 1424 F.... pulseaudio /dev/snd/controlC1: u 1424 F.... pulseaudio /dev/snd/controlC0: u 1424 F.... pulseaudio /dev/snd/pcmC0D0c: u 1424 F...m pulseaudio CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Fri Apr 23 06:18:01 2021 InstallationDate: Installed on 2021-04-23 (0 days ago) InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420) PackageArchitecture: all ProcEnviron: SHELL=/bin/bash LANG=en_US.UTF-8 TERM=xterm-256color XDG_RUNTIME_DIR=<set> PATH=(custom, no user) SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Generic failed Symptom_Card: HD-Audio Generic - HD-Audio Generic Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: u 1424 F.... pulseaudio /dev/snd/controlC1: u 1424 F.... pulseaudio /dev/snd/controlC0: u 1424 F.... pulseaudio /dev/snd/pcmC0D0c: u 1424 F...m pulseaudio Symptom_Jack: Digital Out, HDMI Symptom_Type: No sound at all Title: [20UHZ5DXUS, ATI R6xx HDMI, Digital Out, HDMI] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/15/2020 dmi.bios.release: 1.24 dmi.bios.vendor: LENOVO dmi.bios.version: R1CET55T(1.24 ) dmi.board.asset.tag: Not Available dmi.board.name: 20UHZ5DXUS dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.ec.firmware.release: 1.24 dmi.modalias: dmi:bvnLENOVO:bvrR1CET55T(1.24):bd09/15/2020:br1.24:efr1.24:svnLENOVO:pn20UHZ5DXUS:pvrThinkPadT14sGen1:rvnLENOVO:rn20UHZ5DXUS:rvrNotDefined:cvnLENOVO:ct10:cvrNone: dmi.product.family: ThinkPad T14s Gen 1 dmi.product.name: 20UHZ5DXUS dmi.product.sku: LENOVO_MT_20UH_BU_Think_FM_ThinkPad T14s Gen 1 dmi.product.version: ThinkPad T14s Gen 1 dmi.sys.vendor: LENOVO ** Affects: alsa-driver (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug hirsute wayland-session -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1925779 Title: [20UHZ5DXUS, ATI R6xx HDMI, Digital Out, HDMI] [Lenovo T14s-AMD] No sound at all when the audio output from HDMI port. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1925779/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
