dmasound_core.c File Reference

#include <linux/module.h>
#include <linux/slab.h>
#include <linux/sound.h>
#include <linux/init.h>
#include <linux/soundcard.h>
#include <linux/poll.h>
#include <linux/mutex.h>
#include <asm/uaccess.h>
#include "dmasound.h"

Go to the source code of this file.

Macros
#define	DMASOUND_CORE_REVISION   1
#define	DMASOUND_CORE_EDITION   6
#define	write_sq_init_waitqueue()   sq_init_waitqueue(&write_sq)
#define	write_sq_release_buffers()   sq_release_buffers(&write_sq)
#define	write_sq_open(file)   sq_open2(&write_sq, file, FMODE_WRITE, numWriteBufs, writeBufSize )
#define	STAT_BUFF_LEN   768
#define	LOW_LEVEL_STAT_ALLOC   162

Functions
	module_param (dmasound_catchRadius, int, 0)
	module_param (numWriteBufs, int, 0)
	module_param (writeBufSize, int, 0)
	MODULE_LICENSE ("GPL")
int	dmasound_init (void)
	__setup ("dmasound=", dmasound_setup)
	EXPORT_SYMBOL (dmasound)
	EXPORT_SYMBOL (dmasound_init)
	EXPORT_SYMBOL (dmasound_write_sq)
	EXPORT_SYMBOL (dmasound_catchRadius)

Variables
int	dmasound_catchRadius = 0
struct sound_settings	dmasound
struct sound_queue	dmasound_write_sq

Macro Definition Documentation

#define DMASOUND_CORE_EDITION   6

Definition at line 191 of file dmasound_core.c.

#define DMASOUND_CORE_REVISION   1

Definition at line 190 of file dmasound_core.c.

#define LOW_LEVEL_STAT_ALLOC   162

Definition at line 1209 of file dmasound_core.c.

#define STAT_BUFF_LEN   768

Definition at line 1202 of file dmasound_core.c.

#define write_sq_init_waitqueue

(

)

sq_init_waitqueue(&write_sq)

Definition at line 744 of file dmasound_core.c.

#define write_sq_open

(

file

)

sq_open2(&write_sq, file, FMODE_WRITE, numWriteBufs, writeBufSize )

Definition at line 749 of file dmasound_core.c.

#define write_sq_release_buffers

(

)

sq_release_buffers(&write_sq)

Definition at line 748 of file dmasound_core.c.

Function Documentation

__setup

(

)

int dmasound_init

(

void

)

Definition at line 1387 of file dmasound_core.c.

EXPORT_SYMBOL

(

dmasound

)

EXPORT_SYMBOL

(

dmasound_init

)

EXPORT_SYMBOL

(

dmasound_write_sq

)

EXPORT_SYMBOL

(

dmasound_catchRadius

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	dmasound_catchRadius	,
		int	,
		0
	)

module_param	(	numWriteBufs	,
		int	,
		0
	)

module_param	(	writeBufSize	,
		int	,
		0
	)

Variable Documentation

char buf[STAT_BUFF_LEN]

Definition at line 1213 of file dmasound_core.c.

int busy

Definition at line 321 of file dmasound_core.c.

struct sound_settings dmasound

Initial value:

= {
    .lock = __SPIN_LOCK_UNLOCKED(dmasound.lock)
}

Definition at line 223 of file dmasound_core.c.

int dmasound_catchRadius = 0

Definition at line 198 of file dmasound_core.c.

struct sound_queue dmasound_write_sq

Definition at line 411 of file dmasound_core.c.

int len

Definition at line 1214 of file dmasound_core.c.

int modify_counter

Definition at line 322 of file dmasound_core.c.

int ptr

Definition at line 1214 of file dmasound_core.c.