video_output.h 1.5 KB

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  1. /*
  2. *
  3. * Copyright (C) 2006 Luming Yu <luming.yu@intel.com>
  4. *
  5. * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  6. *
  7. * This program is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License as published by
  9. * the Free Software Foundation; either version 2 of the License, or (at
  10. * your option) any later version.
  11. *
  12. * This program is distributed in the hope that it will be useful, but
  13. * WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU General Public License along
  18. * with this program; if not, write to the Free Software Foundation, Inc.,
  19. * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  20. *
  21. * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  22. */
  23. #ifndef _LINUX_VIDEO_OUTPUT_H
  24. #define _LINUX_VIDEO_OUTPUT_H
  25. #include <linux/device.h>
  26. struct output_device;
  27. struct output_properties {
  28. int (*set_state)(struct output_device *);
  29. int (*get_status)(struct output_device *);
  30. };
  31. struct output_device {
  32. int request_state;
  33. struct output_properties *props;
  34. struct class_device class_dev;
  35. };
  36. #define to_output_device(obj) container_of(obj, struct output_device, class_dev)
  37. struct output_device *video_output_register(const char *name,
  38. struct device *dev,
  39. void *devdata,
  40. struct output_properties *op);
  41. void video_output_unregister(struct output_device *dev);
  42. #endif