mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 19:56:43 +07:00
30 lines
802 B
C
30 lines
802 B
C
|
/*
|
||
|
|
* videobuf2-dma-coherent.h - DMA coherent memory allocator for videobuf2
|
||
|
|
*
|
||
|
|
* Copyright (C) 2010 Samsung Electronics
|
||
|
|
*
|
||
|
|
* Author: Pawel Osciak <p.osciak@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_COHERENT_H
|
||
|
|
#define _MEDIA_VIDEOBUF2_DMA_COHERENT_H
|
||
|
|
|
||
|
|
#include <media/videobuf2-core.h>
|
||
|
|
|
||
|
|
static inline unsigned long vb2_dma_contig_plane_paddr(
|
||
|
|
struct vb2_buffer *vb, unsigned int plane_no)
|
||
|
|
{
|
||
|
|
return (unsigned long)vb2_plane_cookie(vb, plane_no);
|
||
|
|
}
|
||
|
|
|
||
|
|
void *vb2_dma_contig_init_ctx(struct device *dev);
|
||
|
|
void vb2_dma_contig_cleanup_ctx(void *alloc_ctx);
|
||
|
|
|
||
|
|
extern const struct vb2_mem_ops vb2_dma_contig_memops;
|
||
|
|
|
||
|
|
#endif
|