| # Copyright 2020 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Configure touchpads to use Chromium Multitouch (cmt) X input driver |
| Section "InputClass" |
| Identifier "touchpad squawks" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "Elan" |
| Option "Touchpad Stack Version" "1" |
| Option "Integrated Touchpad" "1" |
| Option "Pressure Calibration Offset" "-184.687501181294" |
| Option "Pressure Calibration Slope" "4.23203213602057" |
| Option "Tap Minimum Pressure" "25.0" |
| # Disable some causes of delay |
| Option "IIR b0" "1" |
| Option "IIR b1" "0" |
| Option "IIR b2" "0" |
| Option "IIR b3" "0" |
| Option "IIR a1" "0" |
| Option "IIR a2" "0" |
| Option "IIR Distance Threshold" "1000" |
| |
| # This prevents issues with fling not happening while scrolling |
| # with a resting finger |
| Option "Fling Buffer Suppress Zero Length Scrolls" "1" |
| Option "Two Finger Vertical Close Distance Thresh" "35.0" |
| Option "Fling Buffer Suppress Zero Length Scrolls" "0" |
| EndSection |
