[Intel-gfx] [RFC 29/31] drm/i915: Make timelines gt centric

[Chris Wilson]

Quoting Tvrtko Ursulin (2019-06-14 16:17:29)
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> Our timelines are stored inside intel_gt so we can convert the interface
> to take exactly that and not i915.
> 
> At the same time re-order the params to our more typical layout and
> replace the backpointer to the new containing structure.

It also makes sense to move to gt/intel_timeline.[ch] then.

> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Preemptive
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
for the move and rename. I think I've gotten over my desire to make
i915_timeline part of sched/
-Chris