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1/* SPDX-License-Identifier: GPL-2.0+ */2/*3 * vsp1_hgt.h -- R-Car VSP1 Histogram Generator 2D4 *5 * Copyright (C) 2016 Renesas Electronics Corporation6 *7 * Contact: Niklas Söderlund (niklas.soderlund@ragnatech.se)8 */9#ifndef __VSP1_HGT_H__10#define __VSP1_HGT_H__11 12#include <media/media-entity.h>13#include <media/v4l2-ctrls.h>14#include <media/v4l2-subdev.h>15 16#include "vsp1_histo.h"17 18struct vsp1_device;19 20#define HGT_NUM_HUE_AREAS 621 22struct vsp1_hgt {23 struct vsp1_histogram histo;24 25 struct v4l2_ctrl_handler ctrls;26 27 u8 hue_areas[HGT_NUM_HUE_AREAS * 2];28};29 30static inline struct vsp1_hgt *to_hgt(struct v4l2_subdev *subdev)31{32 return container_of(subdev, struct vsp1_hgt, histo.entity.subdev);33}34 35struct vsp1_hgt *vsp1_hgt_create(struct vsp1_device *vsp1);36void vsp1_hgt_frame_end(struct vsp1_entity *hgt);37 38#endif /* __VSP1_HGT_H__ */39