@hui: okay, now it works, had to do "sudo ln -s /lib/firmware/intel/sof
/sof-cnl.ri /lib/firmware/intel/sof/sof-cfl.ri", instead of "sudo ln -s
/lib/firmware/intel/sof-cnl.ri /lib/firmware/intel/sof-cfl.ri" as in #12

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https://bugs.launchpad.net/bugs/1867803

Title:
  ALSA: No soundcards found after updating kernel to 5.3.0.42.36

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  There seems to be some changes in ALSA in 5.3.0.41 and it seems to
  have caused some regression on my HP Spectrre (details attached).

  ~$ alsactl init
  alsactl: init:1759: No soundcards found...

  I verified that 5.3.0.40 works.

  ProblemType: Bug
  DistroRelease: Ubuntu 19.10
  Package: linux-image-5.3.0-42-generic 5.3.0-42.34
  ProcVersionSignature: Ubuntu 5.3.0-42.34-generic 5.3.18
  Uname: Linux 5.3.0-42-generic x86_64
  ApportVersion: 2.20.11-0ubuntu8.4
  Architecture: amd64
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Mar 18 01:11:42 2020
  InstallationDate: Installed on 2019-07-11 (249 days ago)
  InstallationMedia: Ubuntu 19.04 "Disco Dingo" - Release amd64 (20190416)
  MachineType: HP HP Spectre x360 Convertible 13-ap0xxx
  ProcFB: 0 i915drmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-42-generic 
root=UUID=57fb6fa4-a696-476b-813a-635b91fbc299 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-5.3.0-42-generic N/A
   linux-backports-modules-5.3.0-42-generic  N/A
   linux-firmware                            1.183.4
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/22/2019
  dmi.bios.vendor: AMI
  dmi.bios.version: F.28
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: 8514
  dmi.board.vendor: HP
  dmi.board.version: 09.48
  dmi.chassis.type: 31
  dmi.chassis.vendor: HP
  dmi.chassis.version: Chassis Version
  dmi.modalias: 
dmi:bvnAMI:bvrF.28:bd04/22/2019:svnHP:pnHPSpectrex360Convertible13-ap0xxx:pvr:rvnHP:rn8514:rvr09.48:cvnHP:ct31:cvrChassisVersion:
  dmi.product.family: 103C_5335KV HP Spectre
  dmi.product.name: HP Spectre x360 Convertible 13-ap0xxx
  dmi.product.sku: 5KX23PA#ABJ
  dmi.sys.vendor: HP

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