[Intel-gfx] [PATCH 3/7] drm/i915: set w/a bit for snb pagefaults

[Ben Widawsky]

On Sat, Mar 31, 2012 at 11:21:59AM +0200, Daniel Vetter wrote:
> Bspec says that we need to set this: vol1c.3 "Blitter Command
> Streamer", Section 1.1.2.1 "GAB_CTL_REG - GAB Unit Control Register".
> 
> We don't really rely on pagefaults, but who knows what this all
> affects.
> 
> Signed-Off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
Reviewed-by: Ben Widawsky <ben at bwidawsk.net>