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