dma-noncoherent.c File Reference

#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/highmem.h>
#include <linux/dma-mapping.h>
#include <linux/export.h>
#include <asm/tlbflush.h>
#include "mmu_decl.h"

Go to the source code of this file.

Data Structures
struct	ppc_vm_region

Macros
#define	CONSISTENT_BASE   (IOREMAP_TOP)
#define	CONSISTENT_END   (CONSISTENT_BASE + CONFIG_CONSISTENT_SIZE)
#define	CONSISTENT_OFFSET(x)   (((unsigned long)(x) - CONSISTENT_BASE) >> PAGE_SHIFT)

Functions
void *	__dma_alloc_coherent (struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)
	EXPORT_SYMBOL (__dma_alloc_coherent)
void	__dma_free_coherent (size_t size, void *vaddr)
	EXPORT_SYMBOL (__dma_free_coherent)
void	__dma_sync (void *vaddr, size_t size, int direction)
	EXPORT_SYMBOL (__dma_sync)
void	__dma_sync_page (struct page *page, unsigned long offset, size_t size, int direction)
	EXPORT_SYMBOL (__dma_sync_page)
unsigned long	__dma_get_coherent_pfn (unsigned long cpu_addr)

Macro Definition Documentation

#define CONSISTENT_BASE   (IOREMAP_TOP)

Definition at line 45 of file dma-noncoherent.c.

#define CONSISTENT_END   (CONSISTENT_BASE + CONFIG_CONSISTENT_SIZE)

Definition at line 46 of file dma-noncoherent.c.

#define CONSISTENT_OFFSET

(

x

)

(((unsigned long)(x) - CONSISTENT_BASE) >> PAGE_SHIFT)

Definition at line 47 of file dma-noncoherent.c.

Function Documentation

void* __dma_alloc_coherent	(	struct device *	dev,
		size_t	size,
		dma_addr_t *	handle,
		gfp_t	gfp
	)

Definition at line 154 of file dma-noncoherent.c.

void __dma_free_coherent	(	size_t	size,
		void *	vaddr
	)

Definition at line 256 of file dma-noncoherent.c.

unsigned long __dma_get_coherent_pfn

(

unsigned long

cpu_addr

)

Definition at line 407 of file dma-noncoherent.c.

void __dma_sync	(	void *	vaddr,
		size_t	size,
		int	direction
	)

Definition at line 318 of file dma-noncoherent.c.

void __dma_sync_page	(	struct page *	page,
		unsigned long	offset,
		size_t	size,
		int	direction
	)

Definition at line 391 of file dma-noncoherent.c.

EXPORT_SYMBOL

(

__dma_alloc_coherent

)

EXPORT_SYMBOL

(

__dma_free_coherent

)

EXPORT_SYMBOL

(

__dma_sync

)

EXPORT_SYMBOL

(

__dma_sync_page

)