[Intel-gfx] [PATCH] drm/i915: Bail if we do not setup the RCS engine

[Chris Wilson]

On Tue, Apr 11, 2017 at 04:30:22PM +0100, Chris Wilson wrote:
> In places, we assume that RCS exists. This has been true forever, but
> let us catch this failure during bringup by adding an explicit check
> that we do have an RCS engine.

Note that some might argue that I'm using the RCS engine as a proxy for
a missing dev_priv->gt function table... You know who you are!
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre