saa7134-core.c File Reference

#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/kmod.h>
#include <linux/sound.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/dma-mapping.h>
#include <linux/pm.h>
#include "saa7134-reg.h"
#include "saa7134.h"

Go to the source code of this file.

Macros
#define	dprintk(fmt, arg...)
#define	request_submodules(dev)
#define	flush_request_submodules(dev)
#define	IRQBITS   ARRAY_SIZE(irqbits)

Functions
	MODULE_DESCRIPTION ("v4l2 driver module for saa7130/34 based TV cards")
	MODULE_AUTHOR ("Gerd Knorr <[email protected]> [SuSE Labs]")
	MODULE_LICENSE ("GPL")
	MODULE_VERSION (SAA7134_VERSION)
	module_param (irq_debug, int, 0644)
	MODULE_PARM_DESC (irq_debug,"enable debug messages [IRQ handler]")
	module_param (core_debug, int, 0644)
	MODULE_PARM_DESC (core_debug,"enable debug messages [core]")
	module_param (gpio_tracking, int, 0644)
	MODULE_PARM_DESC (gpio_tracking,"enable debug messages [gpio]")
	module_param (alsa, int, 0644)
	MODULE_PARM_DESC (alsa,"enable/disable ALSA DMA sound [dmasound]")
	module_param (latency, int, 0444)
	MODULE_PARM_DESC (latency,"pci latency timer")
	module_param_named (no_overlay, saa7134_no_overlay, int, 0444)
	MODULE_PARM_DESC (no_overlay,"allow override overlay default (0 disables, 1 enables)"" [some VIA/SIS chipsets are known to have problem with overlay]")
	module_param_array (video_nr, int, NULL, 0444)
	module_param_array (vbi_nr, int, NULL, 0444)
	module_param_array (radio_nr, int, NULL, 0444)
	module_param_array (tuner, int, NULL, 0444)
	module_param_array (card, int, NULL, 0444)
	MODULE_PARM_DESC (video_nr,"video device number")
	MODULE_PARM_DESC (vbi_nr,"vbi device number")
	MODULE_PARM_DESC (radio_nr,"radio device number")
	MODULE_PARM_DESC (tuner,"tuner type")
	MODULE_PARM_DESC (card,"card type")
	DEFINE_MUTEX (saa7134_devlist_lock)
	EXPORT_SYMBOL (saa7134_devlist_lock)
	LIST_HEAD (saa7134_devlist)
	EXPORT_SYMBOL (saa7134_devlist)
void	saa7134_track_gpio (struct saa7134_dev *dev, char *msg)
void	saa7134_set_gpio (struct saa7134_dev *dev, int bit_no, int value)
int	saa7134_buffer_count (unsigned int size, unsigned int count)
int	saa7134_buffer_startpage (struct saa7134_buf *buf)
unsigned long	saa7134_buffer_base (struct saa7134_buf *buf)
int	saa7134_pgtable_alloc (struct pci_dev *pci, struct saa7134_pgtable *pt)
int	saa7134_pgtable_build (struct pci_dev *pci, struct saa7134_pgtable *pt, struct scatterlist *list, unsigned int length, unsigned int startpage)
void	saa7134_pgtable_free (struct pci_dev *pci, struct saa7134_pgtable *pt)
void	saa7134_dma_free (struct videobuf_queue *q, struct saa7134_buf *buf)
int	saa7134_buffer_queue (struct saa7134_dev *dev, struct saa7134_dmaqueue *q, struct saa7134_buf *buf)
void	saa7134_buffer_finish (struct saa7134_dev *dev, struct saa7134_dmaqueue *q, unsigned int state)
void	saa7134_buffer_next (struct saa7134_dev *dev, struct saa7134_dmaqueue *q)
void	saa7134_buffer_timeout (unsigned long data)
int	saa7134_set_dmabits (struct saa7134_dev *dev)
int	saa7134_ts_register (struct saa7134_mpeg_ops *ops)
void	saa7134_ts_unregister (struct saa7134_mpeg_ops *ops)
	EXPORT_SYMBOL (saa7134_ts_register)
	EXPORT_SYMBOL (saa7134_ts_unregister)
	module_init (saa7134_init)
	module_exit (saa7134_fini)
	EXPORT_SYMBOL (saa7134_set_gpio)
	EXPORT_SYMBOL (saa7134_boards)
	EXPORT_SYMBOL (saa7134_dmasound_init)
	EXPORT_SYMBOL (saa7134_dmasound_exit)
	EXPORT_SYMBOL (saa7134_pgtable_free)
	EXPORT_SYMBOL (saa7134_pgtable_build)
	EXPORT_SYMBOL (saa7134_pgtable_alloc)
	EXPORT_SYMBOL (saa7134_set_dmabits)

Variables
int	saa7134_no_overlay =-1
int(*	saa7134_dmasound_init )(struct saa7134_dev *dev)
int(*	saa7134_dmasound_exit )(struct saa7134_dev *dev)

Macro Definition Documentation

#define dprintk	(		fmt,
			arg...
	)

Value:

if (core_debug) \
    printk(KERN_DEBUG "%s/core: " fmt, dev->name , ## arg)

Definition at line 101 of file saa7134-core.c.

#define flush_request_submodules

(

dev

)

Definition at line 178 of file saa7134-core.c.

#define IRQBITS   ARRAY_SIZE(irqbits)

Definition at line 484 of file saa7134-core.c.

#define request_submodules

(

dev

)

Definition at line 177 of file saa7134-core.c.

Function Documentation

DEFINE_MUTEX

(

saa7134_devlist_lock

)

EXPORT_SYMBOL

(

saa7134_devlist_lock

)

EXPORT_SYMBOL

(

saa7134_devlist

)

EXPORT_SYMBOL

(

saa7134_ts_register

)

EXPORT_SYMBOL

(

saa7134_ts_unregister

)

EXPORT_SYMBOL

(

saa7134_set_gpio

)

EXPORT_SYMBOL

(

saa7134_boards

)

EXPORT_SYMBOL

(

saa7134_dmasound_init

)

EXPORT_SYMBOL

(

saa7134_dmasound_exit

)

EXPORT_SYMBOL

(

saa7134_pgtable_free

)

EXPORT_SYMBOL

(

saa7134_pgtable_build

)

EXPORT_SYMBOL

(

saa7134_pgtable_alloc

)

EXPORT_SYMBOL

(

saa7134_set_dmabits

)

LIST_HEAD

(

saa7134_devlist

)

MODULE_AUTHOR

(

"Gerd Knorr <[email protected]> "

[SuSE Labs]

)

MODULE_DESCRIPTION

(

"v4l2 driver module for saa7130/34 based TV cards"

)

module_exit

(

saa7134_fini

)

module_init

(

saa7134_init

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	irq_debug	,
		int	,
		0644
	)

module_param	(	core_debug	,
		int	,
		0644
	)

module_param	(	gpio_tracking	,
		int	,
		0644
	)

module_param	(	alsa	,
		int	,
		0644
	)

module_param	(	latency	,
		int	,
		0444
	)

module_param_array	(	video_nr	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	vbi_nr	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	radio_nr	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	tuner	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	card	,
		int	,
		NULL	,
		0444
	)

module_param_named	(	no_overlay	,
		saa7134_no_overlay	,
		int	,
		0444
	)

MODULE_PARM_DESC	(	irq_debug	,
		"enable debug messages "	[IRQ handler]
	)

MODULE_PARM_DESC	(	core_debug	,
		"enable debug messages "	[core]
	)

MODULE_PARM_DESC	(	gpio_tracking	,
		"enable debug messages "	[gpio]
	)

MODULE_PARM_DESC	(	alsa	,
		"enable/disable ALSA DMA sound "	[dmasound]
	)

MODULE_PARM_DESC	(	latency	,
		"pci latency timer"
	)

MODULE_PARM_DESC	(	no_overlay	,
		"allow override overlay default (0 disables, 1 enables)"" "	[some VIA/SIS chipsets are known to have problem with overlay]
	)

MODULE_PARM_DESC	(	video_nr	,
		"video device number"
	)

MODULE_PARM_DESC	(	vbi_nr	,
		"vbi device number"
	)

MODULE_PARM_DESC	(	radio_nr	,
		"radio device number"
	)

MODULE_PARM_DESC	(	tuner	,
		"tuner type"
	)

MODULE_PARM_DESC	(	card	,
		"card type"
	)

MODULE_VERSION

(

SAA7134_VERSION

)

unsigned long saa7134_buffer_base

(

struct saa7134_buf *

buf

)

Definition at line 209 of file saa7134-core.c.

int saa7134_buffer_count	(	unsigned int	size,
		unsigned int	count
	)

Definition at line 194 of file saa7134-core.c.

void saa7134_buffer_finish	(	struct saa7134_dev *	dev,
		struct saa7134_dmaqueue *	q,
		unsigned int	state
	)

Definition at line 302 of file saa7134-core.c.

void saa7134_buffer_next	(	struct saa7134_dev *	dev,
		struct saa7134_dmaqueue *	q
	)

Definition at line 316 of file saa7134-core.c.

int saa7134_buffer_queue	(	struct saa7134_dev *	dev,
		struct saa7134_dmaqueue *	q,
		struct saa7134_buf *	buf
	)

Definition at line 274 of file saa7134-core.c.

int saa7134_buffer_startpage

(

struct saa7134_buf *

buf

)

Definition at line 204 of file saa7134-core.c.

void saa7134_buffer_timeout

(

unsigned long

data

)

Definition at line 349 of file saa7134-core.c.

void saa7134_dma_free	(	struct videobuf_queue *	q,
		struct saa7134_buf *	buf
	)

Definition at line 261 of file saa7134-core.c.

int saa7134_pgtable_alloc	(	struct pci_dev *	pci,
		struct saa7134_pgtable *	pt
	)

Definition at line 221 of file saa7134-core.c.

int saa7134_pgtable_build	(	struct pci_dev *	pci,
		struct saa7134_pgtable *	pt,
		struct scatterlist *	list,
		unsigned int	length,
		unsigned int	startpage
	)

Definition at line 235 of file saa7134-core.c.

void saa7134_pgtable_free	(	struct pci_dev *	pci,
		struct saa7134_pgtable *	pt
	)

Definition at line 251 of file saa7134-core.c.

int saa7134_set_dmabits

(

struct saa7134_dev *

dev

)

Definition at line 374 of file saa7134-core.c.

void saa7134_set_gpio	(	struct saa7134_dev *	dev,
		int	bit_no,
		int	value
	)

Definition at line 120 of file saa7134-core.c.

void saa7134_track_gpio	(	struct saa7134_dev *	dev,
		char *	msg
	)

Definition at line 104 of file saa7134-core.c.

int saa7134_ts_register

(

struct saa7134_mpeg_ops *

ops

)

Definition at line 1294 of file saa7134-core.c.

void saa7134_ts_unregister

(

struct saa7134_mpeg_ops *

ops

)

Definition at line 1306 of file saa7134-core.c.

Variable Documentation

int(* saa7134_dmasound_exit)(struct saa7134_dev *dev)

Definition at line 99 of file saa7134-core.c.

int(* saa7134_dmasound_init)(struct saa7134_dev *dev)

Definition at line 98 of file saa7134-core.c.

int saa7134_no_overlay =-1

Definition at line 67 of file saa7134-core.c.