http://bugs.winehq.org/show_bug.cgi?id=31235
--- Comment #6 from Danilo Riffo danriffo@gmail.com 2012-08-31 21:36:11 CDT --- after the first rengar update (a couple weeks ago) this is solved for me.
seems like it wasn't driver relted bcs I haven't updated them or my kernel.
using wine 1.5.5 compiled with the script on the winehq appDB LoL page.