drivers/media/platform/vsp1/vsp1_rwpf.h

   1 /*
   2  * vsp1_rwpf.h  --  R-Car VSP1 Read and Write Pixel Formatters
   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_RWPF_H__
  14 #define __VSP1_RWPF_H__
  15
  16 #include <media/media-entity.h>
  17 #include <media/v4l2-subdev.h>
  18
  19 #include "vsp1.h"
  20 #include "vsp1_entity.h"
  21 #include "vsp1_video.h"
  22
  23 #define RWPF_PAD_SINK                           0
  24 #define RWPF_PAD_SOURCE                         1
  25
  26 struct vsp1_rwpf {
  27         struct vsp1_entity entity;
  28         struct vsp1_video video;
  29
  30         unsigned int max_width;
  31         unsigned int max_height;
  32 };
  33
  34 static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
  35 {
  36         return container_of(subdev, struct vsp1_rwpf, entity.subdev);
  37 }
  38
  39 struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
  40 struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
  41
  42 int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
  43                              struct v4l2_subdev_fh *fh,
  44                              struct v4l2_subdev_mbus_code_enum *code);
  45 int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
  46                               struct v4l2_subdev_fh *fh,
  47                               struct v4l2_subdev_frame_size_enum *fse);
  48 int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
  49                          struct v4l2_subdev_format *fmt);
  50 int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
  51                          struct v4l2_subdev_format *fmt);
  52
  53 #endif /* __VSP1_RWPF_H__ */