[PATCH libinput] touchpad: add elantech-specific pressure values
Peter Hutterer
peter.hutterer at who-t.net
Tue Mar 7 03:22:27 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=99975
Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
---
src/evdev-mt-touchpad.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
index c8e434e..e2866df 100644
--- a/src/evdev-mt-touchpad.c
+++ b/src/evdev-mt-touchpad.c
@@ -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",
--
2.9.3
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