https://bugs.freedesktop.org/show_bug.cgi?id=85180
--- Comment #3 from Bernhardt Mark wrgcpp@gmail.com --- (In reply to Michel Dänzer from comment #2)
Is this a regression? If yes, what was the last kernel version where it worked for you? Can you bisect?
I don't know. I have no access to this computer at this moment, but on weekend I can try Debian Wheezy with 3.2 kernel.