When you ran the test kernel from http://people.canonical.com/~jsalisbury/lp915408/, did the uname -a report only 3.2.0-12-generic as the kernel version? It should have had the following test appended ~lp915408. If it didn't it may not have been the correct test kernel.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/915408 Title: Garbled display on external screen when using 1920x1080 instead of 1920x1200 To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-driver-ati/+bug/915408/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
