diff options
author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:15:01 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:15:01 +0000 |
commit | 7996a3d79d55b7f879dfd62e202bbfe2963718d3 (patch) | |
tree | 8d9f6759fec4099b9be503c11c7ed174f7204980 /libdde-linux26/contrib/include/media/videobuf-dma-contig.h | |
parent | 4fbe7358c7747a9165f776eb19addbb9baf7def2 (diff) |
really properly move files
Diffstat (limited to 'libdde-linux26/contrib/include/media/videobuf-dma-contig.h')
-rw-r--r-- | libdde-linux26/contrib/include/media/videobuf-dma-contig.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libdde-linux26/contrib/include/media/videobuf-dma-contig.h b/libdde-linux26/contrib/include/media/videobuf-dma-contig.h new file mode 100644 index 00000000..54938668 --- /dev/null +++ b/libdde-linux26/contrib/include/media/videobuf-dma-contig.h @@ -0,0 +1,32 @@ +/* + * helper functions for physically contiguous capture buffers + * + * The functions support hardware lacking scatter gather support + * (i.e. the buffers must be linear in physical memory) + * + * Copyright (c) 2008 Magnus Damm + * + * 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; either version 2 + */ +#ifndef _VIDEOBUF_DMA_CONTIG_H +#define _VIDEOBUF_DMA_CONTIG_H + +#include <linux/dma-mapping.h> +#include <media/videobuf-core.h> + +void videobuf_queue_dma_contig_init(struct videobuf_queue *q, + struct videobuf_queue_ops *ops, + struct device *dev, + spinlock_t *irqlock, + enum v4l2_buf_type type, + enum v4l2_field field, + unsigned int msize, + void *priv); + +dma_addr_t videobuf_to_dma_contig(struct videobuf_buffer *buf); +void videobuf_dma_contig_free(struct videobuf_queue *q, + struct videobuf_buffer *buf); + +#endif /* _VIDEOBUF_DMA_CONTIG_H */ |