http://bugs.winehq.org/show_bug.cgi?id=22341
--- Comment #1 from Tomasz Sobczyk dottomi@gmail.com 2010-04-11 14:28:36 --- I forgot to add: happens since the bug #10408 has been fixed, and my box has Radeon 9550, and I'm using xf86-video-ati drivers.