Streamline the code a bit by using intel_ types instead of the
drm_ types.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190701160550.24205-5-ville.syrjala@linux.intel.comReviewed-by: Imre Deak <imre.deak@intel.com>