Does adding "options sony-laptop debug=1" somewhere in /etc/modprobe.d add any more information to dmesg?
-- [Jaunty] Brightness buttons don't work on Sony VGN-Z540 https://bugs.launchpad.net/bugs/361781 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
