With all kernel versions shipped with Ubuntu 20.04 up to 5.4.0-29 but excluding 5.4.0-31, sound and mic work without problems on Lenovo S940 with Intel 10th gen.
The latest upgrade which is 5.4.0-31 breaks not only the mic but also the sound.
With all kernel versions shipped with Ubuntu 20.04 up to 5.4.0-29 but excluding 5.4.0-31, sound and mic work without problems on Lenovo S940 with Intel 10th gen.
The latest upgrade which is 5.4.0-31 breaks not only the mic but also the sound.