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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
| commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
| tree | a94efe259b9009378be6d90eb30d2b019d95c194 /include/media/videobuf2-dma-contig.h | |
| parent | Initial commit. (diff) | |
| download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip | |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | include/media/videobuf2-dma-contig.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/media/videobuf2-dma-contig.h b/include/media/videobuf2-dma-contig.h new file mode 100644 index 000000000..5be313cbf --- /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 <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 |