On Tue, Feb 19, 2013 at 7:29 AM, William Brown <william at firstyear.id.au> wrote: > I recently read your blog article at : > http://blog.ffwll.ch/2013/02/neat-drmi915-stuff-for-39.html > > If you don't mind I have two questions regarding these changes. > > Do any of these fixes correct the black screen on dual gpu laptops when > switching to the i915? There are billions of ways you can end up with a black screen, so can't tell. > Do these changes affect the issue where on a dual gpu laptop both the > i915 and discrete gpu are powered on at boot? > > If these issues are new to you, Would you mind sending me some hints on > how to track them down and potentially correct them? Please file a bug report against DRI -> DRM(Intel) on bugs.freedesktop.org with a clear description of how things fail and all the usual details about your hw. Also, please _always_ cc and appropriate mailing list when poking your maintainer, he might be lazy, busy, drunken or on vacation ;-) Cheers, Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch