I played with evtest and tried to understand the output. What is attached above does not show the effect (error) which I referred to. In fact, by touching anywhere on the veeery edge very lightly with the second finger the driver reports incorrectly left click, see below.
Event: time 1436383712.432784, type 3 (EV_ABS), code 58 (ABS_MT_PRESSURE), value 68 Event: time 1436383712.432784, type 3 (EV_ABS), code 24 (ABS_PRESSURE), value 68 Event: time 1436383712.432784, -------------- SYN_REPORT ------------ Event: time 1436383712.514285, type 1 (EV_KEY), code 272 (BTN_LEFT), value 1 Event: time 1436383712.514285, -------------- SYN_REPORT ------------ Event: time 1436383712.554585, type 3 (EV_ABS), code 58 (ABS_MT_PRESSURE), value 69 Event: time 1436383712.554585, type 3 (EV_ABS), code 24 (ABS_PRESSURE), value 6 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1472739 Title: Wrong handling of forcepad edges To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-utopic/+bug/1472739/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs