Comment # 6 on bug 1196481 from Ilgaz ���cal

(In reply to Takashi Iwai from comment #4)
> Please give hwinfo output and the full dmesg output.
> 
> And, install evtest package, run it, and check whether the corresponding
> (raw) kernel input device generates proper events.  I guess this should
> work, as you mentioned the device is working on X11.  If so, the problem is
> rather libinput and/or KDE/Wayland.

evtest indeed shows touchpad working but kde doesn't "get" it. Only happens
under wayland-plasma session not x11 session.