Touchpad 1A586753:00 06CB:8323 Touchpad on /dev/input/event16 Move one finger around the touchpad to detect the actual edges Kernel says: x [0..1220], y [0..721] Touchpad sends: x [0..1220], y [0..721] |^C Touchpad size as listed by the kernel: 101x60mm User-specified touchpad size: 105x64mm Calculated ranges: 1220/721 Suggested udev rule: # evdev:name:1A586753:00 06CB:8323 Touchpad:dmi:bvnRazer:bvr1.01:bd09/12/2017:svnRazer:pnBladeStealth:pvr4.06:rvnRazer:rnBladeStealth:rvr:cvnRazer:ct9:cvr:* EVDEV_ABS_00=0:1220:12 EVDEV_ABS_01=0:721:11 EVDEV_ABS_35=0:1220:12 EVDEV_ABS_36=0:721:11