dma.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/spinlock.h>
#include <linux/errno.h>
#include <linux/scatterlist.h>
#include <linux/seq_file.h>
#include <linux/proc_fs.h>
#include <asm/dma.h>
#include <asm/mach/dma.h>

Go to the source code of this file.

Functions
	DEFINE_RAW_SPINLOCK (dma_spin_lock)
	EXPORT_SYMBOL (dma_spin_lock)
int __init	isa_dma_add (unsigned int chan, dma_t *dma)
int	request_dma (unsigned int chan, const char *device_id)
	EXPORT_SYMBOL (request_dma)
void	free_dma (unsigned int chan)
	EXPORT_SYMBOL (free_dma)
void	set_dma_sg (unsigned int chan, struct scatterlist *sg, int nr_sg)
	EXPORT_SYMBOL (set_dma_sg)
void	__set_dma_addr (unsigned int chan, void *addr)
	EXPORT_SYMBOL (__set_dma_addr)
void	set_dma_count (unsigned int chan, unsigned long count)
	EXPORT_SYMBOL (set_dma_count)
void	set_dma_mode (unsigned int chan, unsigned int mode)
	EXPORT_SYMBOL (set_dma_mode)
void	enable_dma (unsigned int chan)
	EXPORT_SYMBOL (enable_dma)
void	disable_dma (unsigned int chan)
	EXPORT_SYMBOL (disable_dma)
int	dma_channel_active (unsigned int chan)
	EXPORT_SYMBOL (dma_channel_active)
void	set_dma_page (unsigned int chan, char pagenr)
	EXPORT_SYMBOL (set_dma_page)
void	set_dma_speed (unsigned int chan, int cycle_ns)
	EXPORT_SYMBOL (set_dma_speed)
int	get_dma_residue (unsigned int chan)
	EXPORT_SYMBOL (get_dma_residue)

Function Documentation

void __set_dma_addr	(	unsigned int	chan,
		void *	addr
	)

Definition at line 142 of file dma.c.

DEFINE_RAW_SPINLOCK

(

dma_spin_lock

)

void disable_dma

(

unsigned int

chan

)

Definition at line 212 of file dma.c.

int dma_channel_active

(

unsigned int

chan

)

Definition at line 234 of file dma.c.

void enable_dma

(

unsigned int

chan

)

Definition at line 191 of file dma.c.

EXPORT_SYMBOL

(

dma_spin_lock

)

EXPORT_SYMBOL

(

request_dma

)

EXPORT_SYMBOL

(

free_dma

)

EXPORT_SYMBOL

(

set_dma_sg

)

EXPORT_SYMBOL

(

__set_dma_addr

)

EXPORT_SYMBOL

(

set_dma_count

)

EXPORT_SYMBOL

(

set_dma_mode

)

EXPORT_SYMBOL

(

enable_dma

)

EXPORT_SYMBOL

(

disable_dma

)

EXPORT_SYMBOL

(

dma_channel_active

)

EXPORT_SYMBOL

(

set_dma_page

)

EXPORT_SYMBOL

(

set_dma_speed

)

EXPORT_SYMBOL

(

get_dma_residue

)

void free_dma

(

unsigned int

chan

)

Definition at line 95 of file dma.c.

int get_dma_residue

(

unsigned int

chan

)

Definition at line 258 of file dma.c.

int __init isa_dma_add	(	unsigned int	chan,
		dma_t *	dma
	)

Definition at line 39 of file dma.c.

int request_dma	(	unsigned int	chan,
		const char *	device_id
	)

Definition at line 57 of file dma.c.

void set_dma_count	(	unsigned int	chan,
		unsigned long	count
	)

Definition at line 160 of file dma.c.

void set_dma_mode	(	unsigned int	chan,
		unsigned int	mode
	)

Definition at line 176 of file dma.c.

void set_dma_page	(	unsigned int	chan,
		char	pagenr
	)

Definition at line 241 of file dma.c.

void set_dma_sg	(	unsigned int	chan,
		struct scatterlist *	sg,
		int	nr_sg
	)

Definition at line 124 of file dma.c.

void set_dma_speed	(	unsigned int	chan,
		int	cycle_ns
	)

Definition at line 247 of file dma.c.