To restore the touchpad after a disconnect you want to try modprobe -r hid-multitouch && modprobe hid-multitouch. You shouldn't need to reset i2c-hid unless it's a last resort and resetting hid-multitouch didn't work.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1778087 Title: ELAN1200 touchpad jumps around and disconnects To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1778087/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs