/*
   *
   *  Copyright (C) 2006 Luming Yu <luming.yu@intel.com>
   *
   * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   *
   *  This program is free software; you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation; either version 2 of the License, or (at
   *  your option) any later version.
   *
   *  This program is distributed in the hope that it will be useful, but
   *  WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   *  General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License along
   *  with this program; if not, write to the Free Software Foundation, Inc.,
   *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
   *
   * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   */
  #ifndef _LINUX_VIDEO_OUTPUT_H
  #define _LINUX_VIDEO_OUTPUT_H
  #include <linux/device.h>
  #include <linux/err.h>
  struct output_device;
  struct output_properties {
  	int (*set_state)(struct output_device *);
  	int (*get_status)(struct output_device *);
  };
  struct output_device {
  	int request_state;
  	struct output_properties *props;
  	struct device dev;
  };
  #define to_output_device(obj) container_of(obj, struct output_device, dev)
  #if	defined(CONFIG_VIDEO_OUTPUT_CONTROL) || defined(CONFIG_VIDEO_OUTPUT_CONTROL_MODULE)
  struct output_device *video_output_register(const char *name,
  	struct device *dev,
  	void *devdata,
  	struct output_properties *op);
  void video_output_unregister(struct output_device *dev);
  #else
  static struct output_device *video_output_register(const char *name,
          struct device *dev,
          void *devdata,
          struct output_properties *op)
  {
  	return ERR_PTR(-ENODEV);
  }
  static void video_output_unregister(struct output_device *dev)
  {
  	return;
  }
  #endif
  #endif