vsp1_lut.h 919 B

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  1. /*
  2. * vsp1_lut.h -- R-Car VSP1 Look-Up Table
  3. *
  4. * Copyright (C) 2013 Renesas Corporation
  5. *
  6. * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. */
  13. #ifndef __VSP1_LUT_H__
  14. #define __VSP1_LUT_H__
  15. #include <media/media-entity.h>
  16. #include <media/v4l2-subdev.h>
  17. #include "vsp1_entity.h"
  18. struct vsp1_device;
  19. #define LUT_PAD_SINK 0
  20. #define LUT_PAD_SOURCE 1
  21. struct vsp1_lut {
  22. struct vsp1_entity entity;
  23. u32 lut[256];
  24. };
  25. static inline struct vsp1_lut *to_lut(struct v4l2_subdev *subdev)
  26. {
  27. return container_of(subdev, struct vsp1_lut, entity.subdev);
  28. }
  29. struct vsp1_lut *vsp1_lut_create(struct vsp1_device *vsp1);
  30. #endif /* __VSP1_LUT_H__ */