I had similiar problems with ubuntu 13.04 on an Acer Iconia Tab W500. The patches in https://bugs.freedesktop.org/show_bug.cgi?id=56578#c17 solved the problem for me.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1015183 Title: Inconsistent mouse events for Acer T231H multitouch monitor To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1015183/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

