1 /*
2  * Xilinx Video IP Composite Device
3  *
4  * Copyright (C) 2013-2015 Ideas on Board
5  * Copyright (C) 2013-2015 Xilinx, Inc.
6  *
7  * Contacts: Hyun Kwon <hyun.kwon@xilinx.com>
8  *           Laurent Pinchart <laurent.pinchart@ideasonboard.com>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License version 2 as
12  * published by the Free Software Foundation.
13  */
14 
15 #ifndef __XILINX_VIPP_H__
16 #define __XILINX_VIPP_H__
17 
18 #include <linux/list.h>
19 #include <linux/mutex.h>
20 #include <media/media-device.h>
21 #include <media/v4l2-async.h>
22 #include <media/v4l2-ctrls.h>
23 #include <media/v4l2-device.h>
24 
25 /**
26  * struct xvip_composite_device - Xilinx Video IP device structure
27  * @v4l2_dev: V4L2 device
28  * @media_dev: media device
29  * @dev: (OF) device
30  * @notifier: V4L2 asynchronous subdevs notifier
31  * @entities: entities in the graph as a list of xvip_graph_entity
32  * @num_subdevs: number of subdevs in the pipeline
33  * @dmas: list of DMA channels at the pipeline output and input
34  * @v4l2_caps: V4L2 capabilities of the whole device (see VIDIOC_QUERYCAP)
35  */
36 struct xvip_composite_device {
37 	struct v4l2_device v4l2_dev;
38 	struct media_device media_dev;
39 	struct device *dev;
40 
41 	struct v4l2_async_notifier notifier;
42 	struct list_head entities;
43 	unsigned int num_subdevs;
44 
45 	struct list_head dmas;
46 	u32 v4l2_caps;
47 };
48 
49 #endif /* __XILINX_VIPP_H__ */
50