dma-mapping.h File Reference

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

Go to the source code of this file.

Macros
#define	DMA_ERROR_CODE   (~(dma_addr_t)0x0)
#define	__dma_alloc_coherent(dev, gfp, size, handle)   NULL
#define	__dma_free_coherent(size, addr)   ((void)0)
#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)

Variables
struct dma_map_ops *	dma_ops
struct dma_map_ops	dma_direct_ops

Macro Definition Documentation

#define __dma_alloc_coherent	(		dev,
			gfp,
			size,
			handle
	)		NULL

Definition at line 35 of file dma-mapping.h.

#define __dma_free_coherent	(		size,
			addr
	)		((void)0)

Definition at line 36 of file dma-mapping.h.

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

Definition at line 126 of file dma-mapping.h.

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

Definition at line 123 of file dma-mapping.h.

#define DMA_ERROR_CODE   (~(dma_addr_t)0x0)

Definition at line 33 of file dma-mapping.h.

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

Definition at line 143 of file dma-mapping.h.

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

Definition at line 124 of file dma-mapping.h.

Variable Documentation

struct dma_map_ops dma_direct_ops

Definition at line 180 of file dma.c.

struct dma_map_ops* dma_ops

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