[Intel-gfx] [PATCH 6/7] drm/i915: implement async flush w/a

[Ben Widawsky]

On Sat, Mar 31, 2012 at 11:22:02AM +0200, Daniel Vetter wrote:
> Note that async flush also means things like VT-d IOTLB invalidation.
> 
> See Bspec vol1c.4 "Render Engine Command Streamer", Section "ECOSKPD -
> Eco Scratch Pad".
> 
> It doesn't seem to help in for any of our VT-d related bugs thoug.
> 
> Signed-Off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

I think we don't want this one from what the bspec says, though I am a
bit unclear.

So I intend to not r-b this one unless I manage to learn how to work our
internal bug database better.

Ben