Instead of rolling out custom suspend/resume implementations based on
state information stored in the driver's data structures, use the atomic
suspend/resume helpers that rely on a DRM atomic state object.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com> Tested-by: Sebastian Reichel <sebastian.reichel@collabora.com> Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>