linux/linux-5.4.31/drivers/media/platform/vsp1/vsp1_hgt.h

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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* vsp1_hgt.h -- R-Car VSP1 Histogram Generator 2D
*
* Copyright (C) 2016 Renesas Electronics Corporation
*
* Contact: Niklas Söderlund (niklas.soderlund@ragnatech.se)
*/
#ifndef __VSP1_HGT_H__
#define __VSP1_HGT_H__
#include <media/media-entity.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#include "vsp1_histo.h"
struct vsp1_device;
#define HGT_NUM_HUE_AREAS 6
struct vsp1_hgt {
struct vsp1_histogram histo;
struct v4l2_ctrl_handler ctrls;
u8 hue_areas[HGT_NUM_HUE_AREAS * 2];
};
static inline struct vsp1_hgt *to_hgt(struct v4l2_subdev *subdev)
{
return container_of(subdev, struct vsp1_hgt, histo.entity.subdev);
}
struct vsp1_hgt *vsp1_hgt_create(struct vsp1_device *vsp1);
void vsp1_hgt_frame_end(struct vsp1_entity *hgt);
#endif /* __VSP1_HGT_H__ */