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// SPDX-License-Identifier: GPL-2.0
/*
* Xilinx Video IP Composite Device
*
* Copyright (C) 2013-2015 Ideas on Board
* Copyright (C) 2013-2015 Xilinx, Inc.
*
* Contacts: Hyun Kwon <hyun.kwon@xilinx.com>
* Laurent Pinchart <laurent.pinchart@ideasonboard.com>
*/
#ifndef __XILINX_VIPP_H__
#define __XILINX_VIPP_H__
#include <linux/list.h>
#include <linux/mutex.h>
#include <media/media-device.h>
#include <media/v4l2-async.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
/**
* struct xvip_composite_device - Xilinx Video IP device structure
* @v4l2_dev: V4L2 device
* @media_dev: media device
* @dev: (OF) device
* @notifier: V4L2 asynchronous subdevs notifier
* @dmas: list of DMA channels at the pipeline output and input
* @v4l2_caps: V4L2 capabilities of the whole device (see VIDIOC_QUERYCAP)
* @lock: This is to ensure all dma path entities acquire same pipeline object
*/
struct xvip_composite_device {
struct v4l2_device v4l2_dev;
struct media_device media_dev;
struct device *dev;
struct v4l2_async_notifier notifier;
struct list_head dmas;
u32 v4l2_caps;
struct mutex lock; /* lock to protect xvip pipeline instance */
};
bool xvip_subdev_set_streaming(struct xvip_composite_device *xdev,
struct v4l2_subdev *subdev, bool enable);
#endif /* __XILINX_VIPP_H__ */
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