From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- include/media/videobuf2-dma-contig.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 include/media/videobuf2-dma-contig.h (limited to 'include/media/videobuf2-dma-contig.h') diff --git a/include/media/videobuf2-dma-contig.h b/include/media/videobuf2-dma-contig.h new file mode 100644 index 000000000..5604818d1 --- /dev/null +++ b/include/media/videobuf2-dma-contig.h @@ -0,0 +1,32 @@ +/* + * videobuf2-dma-contig.h - DMA contig memory allocator for videobuf2 + * + * Copyright (C) 2010 Samsung Electronics + * + * Author: Pawel Osciak + * + * 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 +#include + +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); +void vb2_dma_contig_clear_max_seg_size(struct device *dev); + +extern const struct vb2_mem_ops vb2_dma_contig_memops; + +#endif -- cgit v1.2.3