shdma-base.c File Reference

#include <linux/delay.h>
#include <linux/shdma-base.h>
#include <linux/dmaengine.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include "../dmaengine.h"

Go to the source code of this file.

Macros
#define	NR_DESCS_PER_CHANNEL   32
#define	to_shdma_chan(c)   container_of(c, struct shdma_chan, dma_chan)
#define	to_shdma_dev(d)   container_of(d, struct shdma_dev, dma_dev)

Enumerations
enum	shdma_desc_status {   DESC_IDLE, DESC_PREPARED, DESC_SUBMITTED, DESC_COMPLETED,   DESC_WAITING }

Functions
	module_param (slave_num, uint, 0444)
bool	shdma_chan_filter (struct dma_chan *chan, void *arg)
	EXPORT_SYMBOL (shdma_chan_filter)
bool	shdma_reset (struct shdma_dev *sdev)
	EXPORT_SYMBOL (shdma_reset)
int	shdma_request_irq (struct shdma_chan *schan, int irq, unsigned long flags, const char *name)
	EXPORT_SYMBOL (shdma_request_irq)
void	shdma_free_irq (struct shdma_chan *schan)
	EXPORT_SYMBOL (shdma_free_irq)
void	shdma_chan_probe (struct shdma_dev *sdev, struct shdma_chan *schan, int id)
	EXPORT_SYMBOL (shdma_chan_probe)
void	shdma_chan_remove (struct shdma_chan *schan)
	EXPORT_SYMBOL (shdma_chan_remove)
int	shdma_init (struct device *dev, struct shdma_dev *sdev, int chan_num)
	EXPORT_SYMBOL (shdma_init)
void	shdma_cleanup (struct shdma_dev *sdev)
	EXPORT_SYMBOL (shdma_cleanup)
	module_init (shdma_enter)
	module_exit (shdma_exit)
	MODULE_LICENSE ("GPL v2")
	MODULE_DESCRIPTION ("SH-DMA driver base library")
	MODULE_AUTHOR ("Guennadi Liakhovetski <[email protected]>")

Macro Definition Documentation

#define NR_DESCS_PER_CHANNEL   32

Definition at line 37 of file shdma-base.c.

#define to_shdma_chan

(

c

)

container_of(c, struct shdma_chan, dma_chan)

Definition at line 39 of file shdma-base.c.

#define to_shdma_dev

(

d

)

container_of(d, struct shdma_dev, dma_dev)

Definition at line 40 of file shdma-base.c.

Enumeration Type Documentation

enum shdma_desc_status

Enumerator:

DESC_IDLE
DESC_PREPARED
DESC_SUBMITTED
DESC_COMPLETED
DESC_WAITING

Definition at line 29 of file shdma-base.c.

Function Documentation

EXPORT_SYMBOL

(

shdma_chan_filter

)

EXPORT_SYMBOL

(

shdma_reset

)

EXPORT_SYMBOL

(

shdma_request_irq

)

EXPORT_SYMBOL

(

shdma_free_irq

)

EXPORT_SYMBOL

(

shdma_chan_probe

)

EXPORT_SYMBOL

(

shdma_chan_remove

)

EXPORT_SYMBOL

(

shdma_init

)

EXPORT_SYMBOL

(

shdma_cleanup

)

MODULE_AUTHOR

(

"Guennadi Liakhovetski <[email protected]>"

)

MODULE_DESCRIPTION

(

"SH-DMA driver base library"

)

module_exit

(

shdma_exit

)

module_init

(

shdma_enter

)

MODULE_LICENSE

(

"GPL v2"

)

module_param	(	slave_num	,
		uint	,
		0444
	)

bool shdma_chan_filter	(	struct dma_chan *	chan,
		void *	arg
	)

Definition at line 210 of file shdma-base.c.

void shdma_chan_probe	(	struct shdma_dev *	sdev,
		struct shdma_chan *	schan,
		int	id
	)

Definition at line 839 of file shdma-base.c.

void shdma_chan_remove

(

struct shdma_chan *

schan

)

Definition at line 867 of file shdma-base.c.

void shdma_cleanup

(

struct shdma_dev *

sdev

)

Definition at line 919 of file shdma-base.c.

void shdma_free_irq

(

struct shdma_chan *

schan

)

Definition at line 832 of file shdma-base.c.

int shdma_init	(	struct device *	dev,
		struct shdma_dev *	sdev,
		int	chan_num
	)

Definition at line 873 of file shdma-base.c.

int shdma_request_irq	(	struct shdma_chan *	schan,
		int	irq,
		unsigned long	flags,
		const char *	name
	)

Definition at line 820 of file shdma-base.c.

bool shdma_reset

(

struct shdma_dev *

sdev

)

Definition at line 729 of file shdma-base.c.