LXR linux/drivers/media/platform/vsp1/vsp1

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * vsp1_uds.h  --  R-Car VSP1 Up and Down Scaler
   4 *
   5 * Copyright (C) 2013-2014 Renesas Electronics Corporation
   6 *
   7 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
   8 */
   9#ifndef __VSP1_UDS_H__
  10#define __VSP1_UDS_H__
  11
  12#include <media/media-entity.h>
  13#include <media/v4l2-subdev.h>
  14
  15#include "vsp1_entity.h"
  16
  17struct vsp1_device;
  18
  19#define UDS_PAD_SINK                            0
  20#define UDS_PAD_SOURCE                          1
  21
  22struct vsp1_uds {
  23        struct vsp1_entity entity;
  24        bool scale_alpha;
  25};
  26
  27static inline struct vsp1_uds *to_uds(struct v4l2_subdev *subdev)
  28{
  29        return container_of(subdev, struct vsp1_uds, entity.subdev);
  30}
  31
  32struct vsp1_uds *vsp1_uds_create(struct vsp1_device *vsp1, unsigned int index);
  33
  34void vsp1_uds_set_alpha(struct vsp1_entity *uds, struct vsp1_dl_body *dlb,
  35                        unsigned int alpha);
  36
  37#endif /* __VSP1_UDS_H__ */
  38