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touchpad: add elantech-specific pressure values

Browse source 
https://bugs.freedesktop.org/show_bug.cgi?id=99975

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Peter Hutterer 2017-03-06 14:31:40 +10:00
parent c0dbd6eb38
commit 957f8ec2f1
1 changed files with 8 additions and 3 deletions
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11
src/evdev-mt-touchpad.c
View file

@ -2382,9 +2382,14 @@ tp_init_pressure(struct tp_dispatch *tp,
range = abs->maximum - abs->minimum;
/* Approximately the synaptics defaults */
tp->pressure.high = abs->minimum + 0.12 * range;
tp->pressure.low = abs->minimum + 0.10 * range;
if (device->model_flags & EVDEV_MODEL_ELANTECH_TOUCHPAD) {
tp->pressure.high = 24;
tp->pressure.low = 10;
} else {
/* Approximately the synaptics defaults */
tp->pressure.high = abs->minimum + 0.12 * range;
tp->pressure.low = abs->minimum + 0.10 * range;
}
evdev_log_debug(device,
"using pressure-based touch detection\n",