[Intel-gfx] [PATCH] drm/i915: Reserve powerctx for chv from the stolen allocator

[Chris Wilson]

Quoting Ville Syrjälä (2017-11-06 14:23:24)
> On Sat, Nov 04, 2017 at 09:43:38PM +0000, Chris Wilson wrote:
> > Ensure that we do not overwrite the cherryview power context by
> > reserving its range in the stolen allocator; exactly like how we handle
> > the same reservation for valleyview.
> 
> IIRC CHV pctx must live inside the "reserved" region. So this
> should never happen.

It's supposed to. Otoh, the duplication for no good reason is inane.
Then to complete the picture, we should be able to merge this with ilk
powerctx, should we resurrect it.
-Chris