drm/xe: Move xe_root_tile_mmio() to xe_device.h
It seems to be a better place for this helper function, where
we already have other 'root' oriented helpers.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Stuart Summers <stuart.summers@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patch.msgid.link/20260203211240.745-2-michal.wajdeczko@intel.com