1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * vsp1_uds.h  --  R-Car VSP1 Up and Down Scaler
4 *
5 * Copyright (C) 2013-2014 Renesas Electronics Corporation
6 *
7 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
8 */
9#ifndef __VSP1_UDS_H__
10#define __VSP1_UDS_H__
11
12#include <media/media-entity.h>
13#include <media/v4l2-subdev.h>
14
15#include "vsp1_entity.h"
16
17struct vsp1_device;
18
19#define UDS_PAD_SINK				0
20#define UDS_PAD_SOURCE				1
21
22struct vsp1_uds {
23	struct vsp1_entity entity;
24	bool scale_alpha;
25};
26
27static inline struct vsp1_uds *to_uds(struct v4l2_subdev *subdev)
28{
29	return container_of(subdev, struct vsp1_uds, entity.subdev);
30}
31
32struct vsp1_uds *vsp1_uds_create(struct vsp1_device *vsp1, unsigned int index);
33
34void vsp1_uds_set_alpha(struct vsp1_entity *uds, struct vsp1_dl_body *dlb,
35			unsigned int alpha);
36
37#endif /* __VSP1_UDS_H__ */
38