media: rkisp1: Use v4l2-isp for validation

media: rkisp1: Use v4l2-isp for validation

Convert rkisp1-params.c to use the helpers defined in v4l2-isp.h
to perform validation of a ISP parameters buffer.

Reviewed-by: Daniel Scally <dan.scally@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>