evdev + ps/2 dell touchpad weirdness

[Johannes Lundberg]

On Thu, May 31, 2018 at 8:45 AM Johannes Lundberg <johalun0 at gmail.com>
wrote:

> Hi
>
> I could swear this was working a couple of months ago but since installing
> new kernel+world a couple of times and revisiting using Weston or X with
> udev+evdev+libinput I can't get all the events.
>
> Using libinput-debug-events on my dell laptop touchpad (psm driver with
> hw.psm.synaptics=1) I get events for two finger scroll Y (no horizontal
> scroll but that's another issue), single finger tap (left mouse), two
> finger tap (right mouse) but not single finger movements, that is I can't
> move the mouse cursor...
>
> Changing to trackpoint, elantech, etc makes no difference.
>
> All packages are from stock ports.
>

To add more information. With PSM_DEBUG in kernel I can see that I'm
getting interrupts for single finger movement

psmintr: 38 f4 fd 00 00 00
psmintr: 38 f4 ff 00 00 00
psmintr: 18 f5 00 00 00 00
psmintr: 18 f5 00 00 00 00
psmintr: 18 f5 03 00 00 00
psmintr: 18 f7 04 00 00 00
psmintr: 18 f9 05 00 00 00