[Intel-gfx] [RFC 18/28] drm/i915: Make ggtt invalidation work on ggtt

[Chris Wilson]

Quoting Tvrtko Ursulin (2019-06-13 14:35:29)
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> It is more logical for ggtt invalidation to take ggtt as input parameter.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

There's a great saying about not bringing logic into driver development.
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris