tree: 1fd9b9e2cfae96d4d8eb3e946e8c07d9d089db01 [path history] [tgz]
  1. seccomp/
  2. BUILD.gn
  3. override_max_pressure.cc
  4. OWNERS
  5. README.md
touch_firmware_calibration/README.md

Touch Firmware Calibration

Warning: This document is old & has moved. Please update any links:
https://chromium.googlesource.com/chromiumos/platform2/+/HEAD/touch_firmware_calibration/README.md

Overview

This package includes command line tools needed to set calibration values to evdev devices. When it is build, the following executable will be built:

/lib/udev/override_max_pressure

See more details below.

override_max_pressure

Usage

parameterexplain
helpShow help message.
deviceSet the device name. It should be eventX.
maxpressureSet the max pressure.

Example

Set the max pressure of /dev/input/event4 to 2048.

$override_max_pressure --device=event4 --maxpressure=2048