[Intel-gfx] [RFC 15/15] drm/i915: Replace some negative Gen checks

[Chris Wilson]

Quoting Tvrtko Ursulin (2018-02-08 13:06:06)
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> Instead of INTEL_GEN != x use !IS_GENx for more optimisation
> opportunities.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris