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