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touchpad: add synaptics semi-mt devices to those needing hysteresis

Browse source 
https://bugs.freedesktop.org/show_bug.cgi?id=94097

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
(cherry picked from commit d6b889852a)
This commit is contained in:
Peter Hutterer 2016-02-17 09:06:09 +10:00
parent ecb286fa82
commit fb0f8c6221
1 changed files with 19 additions and 8 deletions
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27
src/evdev-mt-touchpad.c
View file

@ -1980,17 +1980,28 @@ tp_init_hysteresis(struct tp_dispatch *tp)
{
int res_x, res_y;
if (tp->device->model_flags & EVDEV_MODEL_CYAPA)
goto want_hysteresis;
if (tp->device->model_flags & EVDEV_MODEL_ALPS_RUSHMORE)
goto want_hysteresis;
if (tp->semi_mt &&
(tp->device->model_flags & EVDEV_MODEL_SYNAPTICS_SERIAL_TOUCHPAD))
goto want_hysteresis;
tp->hysteresis_margin.x = 0;
tp->hysteresis_margin.y = 0;
return;
want_hysteresis:
res_x = tp->device->abs.absinfo_x->resolution;
res_y = tp->device->abs.absinfo_y->resolution;
if (tp->device->model_flags &
(EVDEV_MODEL_CYAPA|EVDEV_MODEL_ALPS_RUSHMORE)) {
tp->hysteresis_margin.x = res_x/2;
tp->hysteresis_margin.y = res_y/2;
} else {
tp->hysteresis_margin.x = 0;
tp->hysteresis_margin.y = 0;
}
tp->hysteresis_margin.x = res_x/2;
tp->hysteresis_margin.y = res_y/2;
return;
}
static int