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         struct v4l2_rect crop;
  34
  35         unsigned int offsets[2];
  36 };
  37
  38 static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
  39 {
  40         return container_of(subdev, struct vsp1_rwpf, entity.subdev);
  41 }
  42
  43 struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
  44 struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
  45
  46 int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
  47                              struct v4l2_subdev_fh *fh,
  48                              struct v4l2_subdev_mbus_code_enum *code);
  49 int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
  50                               struct v4l2_subdev_fh *fh,
  51                               struct v4l2_subdev_frame_size_enum *fse);
  52 int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
  53                          struct v4l2_subdev_format *fmt);
  54 int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
  55                          struct v4l2_subdev_format *fmt);
  56 int vsp1_rwpf_get_selection(struct v4l2_subdev *subdev,
  57                             struct v4l2_subdev_fh *fh,
  58                             struct v4l2_subdev_selection *sel);
  59 int vsp1_rwpf_set_selection(struct v4l2_subdev *subdev,
  60                             struct v4l2_subdev_fh *fh,
  61                             struct v4l2_subdev_selection *sel);
  62
  63 #endif /* __VSP1_RWPF_H__ */