anv: Support i915 query (DRM_IOCTL_I915_QUERY) from Linux v4.17
Signed-off-by:Jordan Justen <jordan.l.justen@intel.com> Reviewed-by:
Jason Ekstrand <jason@jlekstrand.net> Reviewed-by:
Lionel Landwerlin <lionel.g.landwerlin@intel.com> Part-of: <mesa/mesa!8667>