You have been subscribed to a public bug: On a Toshiba z20t using Ubuntu 16.04, I can't change the sensitivity via
echo 200 | sudo tee /sys/devices/platform/i8042/serio1/serio2/sensitivity echo 150 | sudo tee /sys/devices/platform/i8042/serio1/serio2/speed echo 1 | sudo tee /sys/devices/platform/i8042/serio1/serio2/press_to_select as pointed out in https://wiki.ubuntuusers.de/Trackpoint/, because these virtual files are missing. dmesg: [ 4.517356] input: AlpsPS/2 ALPS DualPoint Stick as /devices/platform/i8042/serio1/input/input7 [ 4.544238] input: AlpsPS/2 ALPS DualPoint TouchPad as /devices/platform/i8042/serio1/input/input5 [ 2213.365432] input: AlpsPS/2 ALPS DualPoint Stick as /devices/platform/i8042/serio1/input/input22 [ 2213.394015] input: AlpsPS/2 ALPS DualPoint TouchPad as /devices/platform/i8042/serio1/input/input21 [ 2322.626764] input: AlpsPS/2 ALPS DualPoint Stick as /devices/platform/i8042/serio1/input/input25 [ 2322.655136] input: AlpsPS/2 ALPS DualPoint TouchPad as /devices/platform/i8042/serio1/input/input24 ls -lisa: ls -lisa /sys//devices/platform/i8042/serio1/input/input25/* 27517 0 lrwxrwxrwx 1 root root 0 Nov 6 22:23 /sys//devices/platform/i8042/serio1/input/input25/device -> ../../../serio1 27527 0 -r--r--r-- 1 root root 4096 Nov 6 22:23 /sys//devices/platform/i8042/serio1/input/input25/modalias 27519 0 -r--r--r-- 1 root root 4096 Nov 6 16:26 /sys//devices/platform/i8042/serio1/input/input25/name 27525 0 -r--r--r-- 1 root root 4096 Nov 6 22:23 /sys//devices/platform/i8042/serio1/input/input25/phys 27534 0 -r--r--r-- 1 root root 4096 Nov 6 16:26 /sys//devices/platform/i8042/serio1/input/input25/properties 27515 0 lrwxrwxrwx 1 root root 0 Nov 6 16:26 /sys//devices/platform/i8042/serio1/input/input25/subsystem -> ../../../../../../class/input 27509 0 -rw-r--r-- 1 root root 4096 Nov 6 16:26 /sys//devices/platform/i8042/serio1/input/input25/uevent 27526 0 -r--r--r-- 1 root root 4096 Nov 6 22:23 /sys//devices/platform/i8042/serio1/input/input25/uniq Tries the mainline kernel - no change. ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- can't change sensitiv on (new) Alps trckstick https://bugs.launchpad.net/bugs/1639629 You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
