It is a kernel issue if your kernel is -42/-41, even you downgrade the libasound, it will not help. either you install -43 kernel or you could workaround it by adding "options snd-hda-intel dmic_detect=0" in the /etc/modprobe.d/alsa-base.conf.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1859754 Title: [SRU] add ucm to make alsa/sof driver work under PA (variants of Lenovo X1 Carbon 7th, Dell cnl and cml machines) To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1859754/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
