xref: /OK3568_Linux_fs/kernel/drivers/media/platform/vsp1/vsp1_uds.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * vsp1_uds.h  --  R-Car VSP1 Up and Down Scaler
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2013-2014 Renesas Electronics Corporation
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun #ifndef __VSP1_UDS_H__
10*4882a593Smuzhiyun #define __VSP1_UDS_H__
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <media/media-entity.h>
13*4882a593Smuzhiyun #include <media/v4l2-subdev.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #include "vsp1_entity.h"
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun struct vsp1_device;
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define UDS_PAD_SINK				0
20*4882a593Smuzhiyun #define UDS_PAD_SOURCE				1
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun struct vsp1_uds {
23*4882a593Smuzhiyun 	struct vsp1_entity entity;
24*4882a593Smuzhiyun 	bool scale_alpha;
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
to_uds(struct v4l2_subdev * subdev)27*4882a593Smuzhiyun static inline struct vsp1_uds *to_uds(struct v4l2_subdev *subdev)
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun 	return container_of(subdev, struct vsp1_uds, entity.subdev);
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun struct vsp1_uds *vsp1_uds_create(struct vsp1_device *vsp1, unsigned int index);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun void vsp1_uds_set_alpha(struct vsp1_entity *uds, struct vsp1_dl_body *dlb,
35*4882a593Smuzhiyun 			unsigned int alpha);
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #endif /* __VSP1_UDS_H__ */
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