Comment 25 for bug 1845797

Same issue on a Lenovo Yoga S940, kernel 5.3.0-18-generic x86_64
Mic not working
Audio works but clearly not properly, volume is very low and feels like low-frequencies are not reproduced, as in "no subwoofer".

alsa-info -> http://alsa-project.org/db/?f=c74f7b1c3e266514faac4f90ec2f893a3bec1f98