touchpad: disable 2fg scrolling on Synaptics semi-mt touchpads
authorPeter Hutterer <peter.hutterer@who-t.net>
Tue, 14 Jul 2015 00:27:46 +0000 (10:27 +1000)
committerPeter Hutterer <peter.hutterer@who-t.net>
Mon, 27 Jul 2015 09:34:42 +0000 (19:34 +1000)
commiteb146677eb5abb7951af4ead80874c992915b90d
tree536a96cbae712e899807d218fc927cbee8ff1fa7
parent316f30d2f28b62f90efc2bdd9e6f3d83116070e7
touchpad: disable 2fg scrolling on Synaptics semi-mt touchpads

These touchpads have a terrible resolution when two fingers are down, causing
scrolling to jump around a lot. That then turns into bug reports that we can't
do much about, the data is simply garbage.

https://bugs.freedesktop.org/show_bug.cgi?id=91135

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
doc/scrolling.dox
src/evdev-mt-touchpad.c
src/evdev.c
src/evdev.h
test/litest-device-synaptics-hover.c
test/touchpad.c
udev/libinput-model-quirks.c