Ok I've tested to boot on windows and then warm boot on linux, and I get dri working, so I need to downgrade the bios (this is the problem mentionned in the link you gave: http://bugzilla.kernel.org/show_bug.cgi?id=6350)
Ok I've tested to boot on windows and then warm boot on linux, and I get dri working, so I need to downgrade the bios (this is the problem mentionned in the link you gave: http:// bugzilla. kernel. org/show_ bug.cgi? id=6350)