dma.c File Reference

#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1000_dma.h>

Go to the source code of this file.

Data Structures
struct	dma_dev

Macros
#define	DMA_CHANNEL_LEN   0x00000100

Functions
	DEFINE_SPINLOCK (au1000_dma_spin_lock)
	EXPORT_SYMBOL (au1000_dma_table)
int	au1000_dma_read_proc (char *buf, char **start, off_t fpos, int length, int *eof, void *data)
void	dump_au1000_dma_channel (unsigned int dmanr)
int	request_au1000_dma (int dev_id, const char *dev_str, irq_handler_t irqhandler, unsigned long irqflags, void *irq_dev_id)
	EXPORT_SYMBOL (request_au1000_dma)
void	free_au1000_dma (unsigned int dmanr)
	EXPORT_SYMBOL (free_au1000_dma)
	arch_initcall (au1000_dma_init)

Variables
struct dma_chan	au1000_dma_table [NUM_AU1000_DMA_CHANNELS]

Macro Definition Documentation

#define DMA_CHANNEL_LEN   0x00000100

Definition at line 60 of file dma.c.

Function Documentation

arch_initcall

(

au1000_dma_init

)

int au1000_dma_read_proc	(	char *	buf,
		char **	start,
		off_t	fpos,
		int	length,
		int *	eof,
		void *	data
	)

Definition at line 100 of file dma.c.

DEFINE_SPINLOCK

(

au1000_dma_spin_lock

)

void dump_au1000_dma_channel

(

unsigned int

dmanr

)

Definition at line 134 of file dma.c.

EXPORT_SYMBOL

(

au1000_dma_table

)

EXPORT_SYMBOL

(

request_au1000_dma

)

EXPORT_SYMBOL

(

free_au1000_dma

)

void free_au1000_dma

(

unsigned int

dmanr

)

Definition at line 220 of file dma.c.

int request_au1000_dma	(	int	dev_id,
		const char *	dev_str,
		irq_handler_t	irqhandler,
		unsigned long	irqflags,
		void *	irq_dev_id
	)

Definition at line 162 of file dma.c.

Variable Documentation

struct dma_chan au1000_dma_table[NUM_AU1000_DMA_CHANNELS]

Initial value:

= {
      {.dev_id = -1,},
      {.dev_id = -1,},
      {.dev_id = -1,},
      {.dev_id = -1,},
      {.dev_id = -1,},
      {.dev_id = -1,},
      {.dev_id = -1,},
      {.dev_id = -1,}
}

Definition at line 64 of file dma.c.