drivers/media/platform/xilinx/xilinx-vipp.h

   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__ */