dma-mapping.h File Reference

#include <linux/types.h>
#include <linux/cache.h>
#include <linux/mm.h>
#include <linux/scatterlist.h>
#include <linux/dma-mapping.h>
#include <linux/dma-debug.h>
#include <linux/dma-attrs.h>
#include <asm/io.h>
#include <asm-generic/dma-mapping-common.h>

Go to the source code of this file.

Macros
#define	dma_alloc_noncoherent(d, s, h, f)   dma_alloc_coherent(d, s, h, f)
#define	dma_free_noncoherent(d, s, v, h)   dma_free_coherent(d, s, v, h)
#define	dma_alloc_coherent(d, s, h, f)   dma_alloc_attrs(d,s,h,f,NULL)
#define	dma_free_coherent(d, s, c, h)   dma_free_attrs(d,s,c,h,NULL)

Functions
int	dma_supported (struct device *dev, u64 mask)
int	dma_set_mask (struct device *dev, u64 mask)
int	dma_is_consistent (struct device *dev, dma_addr_t dma_handle)
void	dma_cache_sync (struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction)

Variables
int	bad_dma_address
struct dma_map_ops *	dma_ops

Macro Definition Documentation

#define dma_alloc_coherent	(		d,
			s,
			h,
			f
	)		dma_alloc_attrs(d,s,h,f,NULL)

Definition at line 74 of file dma-mapping.h.

#define dma_alloc_noncoherent	(		d,
			s,
			h,
			f
	)		dma_alloc_coherent(d, s, h, f)

Definition at line 38 of file dma-mapping.h.

#define dma_free_coherent	(		d,
			s,
			c,
			h
	)		dma_free_attrs(d,s,c,h,NULL)

Definition at line 92 of file dma-mapping.h.

#define dma_free_noncoherent	(		d,
			s,
			v,
			h
	)		dma_free_coherent(d, s, v, h)

Definition at line 39 of file dma-mapping.h.

Function Documentation

void dma_cache_sync	(	struct device *	dev,
		void *	vaddr,
		size_t	size,
		enum dma_data_direction	direction
	)

Definition at line 313 of file dma-default.c.

int dma_is_consistent	(	struct device *	dev,
		dma_addr_t	dma_handle
	)

int dma_set_mask	(	struct device *	dev,
		u64	mask
	)

Definition at line 41 of file dma.c.

int dma_supported	(	struct device *	dev,
		u64	mask
	)

Definition at line 966 of file dma-mapping.c.

Variable Documentation

int bad_dma_address

Definition at line 30 of file dma.c.

struct dma_map_ops* dma_ops

Definition at line 188 of file pci-noop.c.