Comment 28 for bug 1845678

Hi,

I received a couple firmware updates through fwupdmgr yesterday and rebooted this morning. I don't have sound any more (back to dummy output :( )

here is what dmesg has to say now

[ 0.261799] ACPI: Added _OSI(Linux-Dell-Video)
[ 0.261800] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 0.261801] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
--
[ 1.782736] integrity: Loading X.509 certificate: UEFI:db
[ 1.782748] integrity: Loaded X.509 cert 'Microsoft Corporation UEFI CA 2011: 13adbf4309bd82709c8cd54f316ed522988a1bd4'
[ 1.782748] integrity: Loading X.509 certificate: UEFI:db
[ 1.782776] integrity: Loaded X.509 cert 'Microsoft Windows Production PCA 2011: a92902398e16c49778cd90f99e4f9ae17c55af53'
[ 1.783436] ima: Allocated hash algorithm: sha1
--
[ 55.805639] iwlwifi 0000:00:14.3: base HW address: dc:71:96:b9:0a:d2
[ 55.808007] snd_hda_intel 0000:00:1f.3: Digital mics found on Skylake+ platform, aborting probe
[ 55.816168] thinkpad_acpi: battery 1 registered (start 0, stop 100)
--
[ 55.874276] thermal thermal_zone6: failed to read out thermal zone (-61)
[ 55.881996] snd_soc_skl 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040380
[ 55.891486] snd_soc_skl 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 55.958245] Adding 999420k swap on /dev/mapper/vgubuntu-swap_1. Priority:-2 extents:1 across:999420k SSFS
--
[ 56.067815] iwlwifi 0000:00:14.3 wlp0s20f3: renamed from wlan0
[ 56.084957] skl_hda_dsp_generic skl_hda_dsp_generic: Unsupported HDAudio/iDisp configuration found
[ 56.084962] skl_hda_dsp_generic: probe of skl_hda_dsp_generic failed with error -22

here are the updates I received and applied by rebooting today

 • 20QDCTO1WW System Firmware (0.1.29 → 0.1.30)
 • ThinkPad X1 Yoga 4th / Carbon 7th Thunderbolt Controller (43.00 → 44.00)

from dmidecode

BIOS Information
 Vendor: LENOVO
 Version: N2HET47W (1.30 )
 Release Date: 03/18/2020
System Information
 Manufacturer: LENOVO
 Product Name: 20QDCTO1WW
 Version: ThinkPad X1 Carbon 7th

installed packages

dpkg -l | grep -E 'libasound2|linux-firmware|linux-image|linux-modules' [130]
ii libasound2:amd64 1.1.9-0ubuntu1.2++++testucm amd64 shared library for ALSA applications
ii libasound2-data 1.1.9-0ubuntu1.2++++testucm all Configuration files and profiles for ALSA drivers
ii libasound2-plugins:amd64 1.1.9-0ubuntu1 amd64 ALSA library additional plugins
ii linux-firmware 1.183.5 all Firmware for Linux kernel drivers
ii linux-image-5.3.0-45-generic 5.3.0-45.37 amd64 Signed kernel image generic
ii linux-image-generic 5.3.0.45.38 amd64 Generic Linux kernel image
ii linux-modules-5.3.0-45-generic 5.3.0-45.37 amd64 Linux kernel extra modules for version 5.3.0 on 64 bit x86 SMP
ii linux-modules-extra-5.3.0-45-generic 5.3.0-45.37 amd64 Linux kernel extra modules for version 5.3.0 on 64 bit x86 SMP