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/* linux/inclue/media/videobuf2-cma-phys.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* CMA-phys memory allocator for videobuf2
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _MEDIA_VIDEOBUF2_CMA_PHYS_H
#define _MEDIA_VIDEOBUF2_CMA_PHYS_H
#include <media/videobuf2-core.h>
static inline unsigned long vb2_cma_phys_plane_paddr(struct vb2_buffer *vb,
unsigned int plane_no)
{
return (unsigned long)vb2_plane_cookie(vb, plane_no);
}
struct vb2_alloc_ctx *vb2_cma_phys_init(struct device *dev, const char *type,
unsigned long alignment,
bool cacheable);
void vb2_cma_phys_cleanup(void *alloc_ctx);
struct vb2_alloc_ctx **vb2_cma_phys_init_multi(struct device *dev,
unsigned int num_planes, const char *types[],
unsigned long alignments[],
bool cacheable);
void vb2_cma_phys_cleanup_multi(void **alloc_ctxes);
void vb2_cma_phys_set_cacheable(void *alloc_ctx, bool cacheable);
bool vb2_cma_phys_get_cacheable(void *alloc_ctx);
int vb2_cma_phys_cache_flush(struct vb2_buffer *vb, u32 num_planes);
int vb2_cma_phys_cache_inv(struct vb2_buffer *vb, u32 num_planes);
int vb2_cma_phys_cache_clean(struct vb2_buffer *vb, u32 num_planes);
int vb2_cma_phys_cache_clean2(struct vb2_buffer *vb, u32 num_planes);
extern const struct vb2_mem_ops vb2_cma_phys_memops;
#endif
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