| # Configure touchpads to use Chromium Multitouch (cmt) X input driver |
| Section "InputClass" |
| Identifier "touchpad link" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "Atmel|cyapa" |
| Option "Touchpad Stack Version" "1" |
| Option "Integrated Touchpad" "1" |
| # 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" |
| # The flexible case can cause accidental physical clicks |
| Option "Zero Finger Click Enable" "0" |
| Option "Two Finger Vertical Close Distance Thresh" "35.0" |
| EndSection |
| |
| Section "InputClass" |
| Identifier "touchpad link cyapa" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "cyapa" |
| Option "Pressure Calibration Offset" "-5.2469650828279" |
| Option "Pressure Calibration Slope" "1.7398671681412" |
| # Extra filters for Cyapa |
| Option "Box Width" "1.0" |
| Option "Box Height" "1.0" |
| Option "Sensor Jump Filter Enable" "1" |
| EndSection |
| |
| Section "InputClass" |
| Identifier "touchpad link atmel" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "Atmel" |
| Option "Pressure Calibration Offset" "-15.369282490859" |
| Option "Pressure Calibration Slope" "1.3219851012421" |
| # TODO(clchiou): Calibrate bias on X-axis |
| Option "Touchpad Device Output Bias on X-Axis" "26.68917773528923" |
| Option "Touchpad Device Output Bias on Y-Axis" "26.68917773528923" |
| # We see lots of pressure changes under normal use, so raise thresholds |
| Option "Max Allowed Pressure Change Per Sec" "100000.0" |
| Option "Max Hysteresis Pressure Per Sec" "100000.0" |
| # People complain that light tap clicks don't register |
| Option "Tap Minimum Pressure" "21.0" |
| Option "Box Width" "0.3" |
| Option "Box Height" "0.3" |
| # Fix for finger merge issue |
| Option "Finger Merge Filter Enabled" "1" |
| # Fix for finger split issue |
| Option "Split Corrector Enabled" "1" |
| Option "Split Merge Max Separation" "14" |
| EndSection |
| |
| # Not CMT related. This is to enable TouchNoiseFilter on Pixel touchscreen. |
| Section "InputClass" |
| Identifier "Atmel touchscreen" |
| MatchIsTouchscreen "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "Atmel" |
| Option "EnableTouchNoiseFilter" "1" |
| EndSection |
