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- /*
- * videobuf2-dma-sg.h - DMA scatter/gather memory allocator for videobuf2
- *
- * Copyright (C) 2010 Samsung Electronics
- *
- * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation.
- */
- #ifndef _MEDIA_VIDEOBUF2_DMA_SG_H
- #define _MEDIA_VIDEOBUF2_DMA_SG_H
- #include <media/videobuf2-v4l2.h>
- static inline struct sg_table *vb2_dma_sg_plane_desc(
- struct vb2_buffer *vb, unsigned int plane_no)
- {
- return (struct sg_table *)vb2_plane_cookie(vb, plane_no);
- }
- void *vb2_dma_sg_init_ctx(struct device *dev);
- void vb2_dma_sg_cleanup_ctx(void *alloc_ctx);
- extern const struct vb2_mem_ops vb2_dma_sg_memops;
- #endif
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