dma.c File Reference

#include <linux/module.h>
#include <linux/dma-mapping.h>
#include <linux/mm.h>
#include <linux/mm_types.h>
#include <linux/scatterlist.h>
#include <asm/cacheflush.h>

Go to the source code of this file.

Macros
#define	PREALLOC_DMA_DEBUG_ENTRIES   (1 << 16)

Functions
dma_addr_t	dma_map_single (struct device *dev, void *ptr, size_t size, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_map_single)
void	dma_unmap_single (struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_unmap_single)
int	dma_map_sg (struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_map_sg)
void	dma_unmap_sg (struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_unmap_sg)
void	dma_sync_single_for_cpu (struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_sync_single_for_cpu)
void	dma_sync_single_for_device (struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_sync_single_for_device)
void	dma_sync_sg_for_cpu (struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_sync_sg_for_cpu)
void	dma_sync_sg_for_device (struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir)
	EXPORT_SYMBOL (dma_sync_sg_for_device)
	fs_initcall (dma_init)

Macro Definition Documentation

#define PREALLOC_DMA_DEBUG_ENTRIES   (1 << 16)

Definition at line 145 of file dma.c.

Function Documentation

int dma_map_sg	(	struct device *	dev,
		struct scatterlist *	sglist,
		int	nents,
		enum dma_data_direction	dir
	)

Definition at line 64 of file dma.c.

dma_addr_t dma_map_single	(	struct device *	dev,
		void *	ptr,
		size_t	size,
		enum dma_data_direction	dir
	)

Definition at line 39 of file dma.c.

void dma_sync_sg_for_cpu	(	struct device *	dev,
		struct scatterlist *	sglist,
		int	nents,
		enum dma_data_direction	dir
	)

Definition at line 114 of file dma.c.

void dma_sync_sg_for_device	(	struct device *	dev,
		struct scatterlist *	sglist,
		int	nents,
		enum dma_data_direction	dir
	)

Definition at line 129 of file dma.c.

void dma_sync_single_for_cpu	(	struct device *	dev,
		dma_addr_t	handle,
		size_t	size,
		enum dma_data_direction	dir
	)

Definition at line 94 of file dma.c.

void dma_sync_single_for_device	(	struct device *	dev,
		dma_addr_t	handle,
		size_t	size,
		enum dma_data_direction	dir
	)

Definition at line 104 of file dma.c.

void dma_unmap_sg	(	struct device *	dev,
		struct scatterlist *	sglist,
		int	nents,
		enum dma_data_direction	dir
	)

Definition at line 81 of file dma.c.

void dma_unmap_single	(	struct device *	dev,
		dma_addr_t	handle,
		size_t	size,
		enum dma_data_direction	dir
	)

Definition at line 54 of file dma.c.

EXPORT_SYMBOL

(

dma_map_single

)

EXPORT_SYMBOL

(

dma_unmap_single

)

EXPORT_SYMBOL

(

dma_map_sg

)

EXPORT_SYMBOL

(

dma_unmap_sg

)

EXPORT_SYMBOL

(

dma_sync_single_for_cpu

)

EXPORT_SYMBOL

(

dma_sync_single_for_device

)

EXPORT_SYMBOL

(

dma_sync_sg_for_cpu

)

EXPORT_SYMBOL

(

dma_sync_sg_for_device

)

fs_initcall

(

dma_init

)