 7578c20462
			
		
	
	
	7578c20462
	
	
	
		
			
			The control is used to configure the fixed alpha channel value, when reading from memory in the RPF or writing to memory in the WPF. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
		
			
				
	
	
		
			69 lines
		
	
	
	
		
			2.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			69 lines
		
	
	
	
		
			2.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * vsp1_rwpf.h  --  R-Car VSP1 Read and Write Pixel Formatters
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|  *
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|  * Copyright (C) 2013-2014 Renesas Electronics Corporation
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|  *
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|  * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
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|  *
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|  * This program is free software; you can redistribute it and/or modify
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|  * it under the terms of the GNU General Public License as published by
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|  * the Free Software Foundation; either version 2 of the License, or
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|  * (at your option) any later version.
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|  */
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| #ifndef __VSP1_RWPF_H__
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| #define __VSP1_RWPF_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.h"
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| #include "vsp1_entity.h"
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| #include "vsp1_video.h"
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| 
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| #define RWPF_PAD_SINK				0
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| #define RWPF_PAD_SOURCE				1
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| 
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| struct vsp1_rwpf {
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| 	struct vsp1_entity entity;
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| 	struct vsp1_video video;
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| 	struct v4l2_ctrl_handler ctrls;
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| 
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| 	unsigned int max_width;
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| 	unsigned int max_height;
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| 
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| 	struct {
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| 		unsigned int left;
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| 		unsigned int top;
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| 	} location;
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| 	struct v4l2_rect crop;
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| 
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| 	unsigned int offsets[2];
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| };
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| 
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| static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
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| {
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| 	return container_of(subdev, struct vsp1_rwpf, entity.subdev);
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| }
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| 
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| struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
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| struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
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| 
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| int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
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| 			     struct v4l2_subdev_fh *fh,
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| 			     struct v4l2_subdev_mbus_code_enum *code);
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| int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
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| 			      struct v4l2_subdev_fh *fh,
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| 			      struct v4l2_subdev_frame_size_enum *fse);
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| int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
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| 			 struct v4l2_subdev_format *fmt);
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| int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
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| 			 struct v4l2_subdev_format *fmt);
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| int vsp1_rwpf_get_selection(struct v4l2_subdev *subdev,
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| 			    struct v4l2_subdev_fh *fh,
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| 			    struct v4l2_subdev_selection *sel);
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| int vsp1_rwpf_set_selection(struct v4l2_subdev *subdev,
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| 			    struct v4l2_subdev_fh *fh,
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| 			    struct v4l2_subdev_selection *sel);
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| 
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| #endif /* __VSP1_RWPF_H__ */
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