[Intel-gfx] [RFC 1/4] drm/i915/pmu: Make more struct i915_pmu centric

[Chris Wilson]

Quoting Tvrtko Ursulin (2019-08-01 11:18:22)
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> Just tidy the code a bit by removing a sea of overly verbose i915->pmu.*.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris