33 lines
		
	
	
		
			883 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			883 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * videobuf2-dma-contig.h - DMA contig memory allocator for videobuf2
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|  *
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|  * Copyright (C) 2010 Samsung Electronics
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|  *
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|  * Author: Pawel Osciak <pawel@osciak.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.
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|  */
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| 
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| #ifndef _MEDIA_VIDEOBUF2_DMA_CONTIG_H
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| #define _MEDIA_VIDEOBUF2_DMA_CONTIG_H
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| 
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| #include <media/videobuf2-v4l2.h>
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| #include <linux/dma-mapping.h>
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| 
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| static inline dma_addr_t
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| vb2_dma_contig_plane_dma_addr(struct vb2_buffer *vb, unsigned int plane_no)
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| {
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| 	dma_addr_t *addr = vb2_plane_cookie(vb, plane_no);
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| 
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| 	return *addr;
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| }
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| 
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| int vb2_dma_contig_set_max_seg_size(struct device *dev, unsigned int size);
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| static inline void vb2_dma_contig_clear_max_seg_size(struct device *dev) { }
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| 
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| extern const struct vb2_mem_ops vb2_dma_contig_memops;
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| 
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| #endif
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