[Intel-gfx] Next batch of almost reviewed patches, up to the VMA leak fix

[Chris Wilson]

I was running on an old Pineview box and for some reason decided to
check UXA performance. That lead to the discovery that we were not
removing a conflicting uncached mapping of the global GTT and
required rearranging the global GTT initialisation to fix the
regression. Everything but

[PATCH 02/28] drm/i915: Split GGTT initialisation between probing and
[PATCH 03/28] drm/i915: Keep ggtt->probe() as a local
[PATCH 04/28] drm/i915: Update GGTT initialisation functions to take
[PATCH 05/28] drm/i915: Split early global GTT initialisation

is reviewed and ready to be merged.
-Chris