Hello, any news about this bug? Several users have this problem, even on other distros. Very annoying...
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed-hwe-5.11 in Ubuntu. https://bugs.launchpad.net/bugs/1949721 Title: [HUAWAI MateBook 14 2021] Sound not working Status in linux-signed-hwe-5.11 package in Ubuntu: Confirmed Bug description: I installed Ubuntu 20.04 and the sound is not working on the fresh install. The microphone either. I have 5 computers with same hardware. Same problem everywhere. I guess there is a missing driver. Here is lspci output: 00:00.0 Host bridge: Intel Corporation Device 9a14 (rev 01) 00:02.0 VGA compatible controller: Intel Corporation Device 9a49 (rev 01) 00:04.0 Signal processing controller: Intel Corporation Device 9a03 (rev 01) 00:14.0 USB controller: Intel Corporation Device a0ed (rev 20) 00:14.2 RAM memory: Intel Corporation Device a0ef (rev 20) 00:14.3 Network controller: Intel Corporation Device a0f0 (rev 20) 00:15.0 Serial bus controller [0c80]: Intel Corporation Device a0e8 (rev 20) 00:15.1 Serial bus controller [0c80]: Intel Corporation Device a0e9 (rev 20) 00:15.2 Serial bus controller [0c80]: Intel Corporation Device a0ea (rev 20) 00:16.0 Communication controller: Intel Corporation Device a0e0 (rev 20) 00:1d.0 PCI bridge: Intel Corporation Device a0b0 (rev 20) 00:1f.0 ISA bridge: Intel Corporation Device a082 (rev 20) 00:1f.3 Multimedia audio controller: Intel Corporation Device a0c8 (rev 20) 00:1f.4 SMBus: Intel Corporation Device a0a3 (rev 20) 00:1f.5 Serial bus controller [0c80]: Intel Corporation Device a0a4 (rev 20) 01:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd Device a809 Here is lspci -v output about audio: 00:1f.3 Multimedia audio controller: Intel Corporation Device a0c8 (rev 20) Subsystem: QUANTA Computer Inc Device 1307 Flags: bus master, fast devsel, latency 32, IRQ 147 Memory at 6001120000 (64-bit, non-prefetchable) [size=16K] Memory at 6001000000 (64-bit, non-prefetchable) [size=1M] Capabilities: <access denied> Kernel driver in use: sof-audio-pci Kernel modules: snd_hda_intel, snd_sof_pci The pa-info output is in attachment. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.11/+bug/1949721/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
