cx231xx-video.c File Reference

#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/bitmap.h>
#include <linux/usb.h>
#include <linux/i2c.h>
#include <linux/mm.h>
#include <linux/mutex.h>
#include <linux/slab.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-chip-ident.h>
#include <media/msp3400.h>
#include <media/tuner.h>
#include "dvb_frontend.h"
#include "cx231xx.h"
#include "cx231xx-vbi.h"

Go to the source code of this file.

Macros
#define	CX231XX_VERSION   "0.0.2"
#define	DRIVER_AUTHOR   "Srinivasa Deevi <[email protected]>"
#define	DRIVER_DESC   "Conexant cx231xx based USB video device driver"
#define	cx231xx_videodbg(fmt, arg...)
#define	cx231xx_isocdbg(fmt, arg...)

Functions
	module_param (isoc_debug, int, 0644)
	MODULE_PARM_DESC (isoc_debug,"enable debug messages [isoc transfers]")
	MODULE_AUTHOR (DRIVER_AUTHOR)
	MODULE_DESCRIPTION (DRIVER_DESC)
	MODULE_LICENSE ("GPL")
	MODULE_VERSION (CX231XX_VERSION)
	module_param_array (card, int, NULL, 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_PARM_DESC (card,"card type")
	MODULE_PARM_DESC (video_nr,"video device numbers")
	MODULE_PARM_DESC (vbi_nr,"vbi device numbers")
	MODULE_PARM_DESC (radio_nr,"radio device numbers")
	module_param (video_debug, int, 0644)
	MODULE_PARM_DESC (video_debug,"enable debug messages [video]")
u8	cx231xx_find_boundary_SAV_EAV (u8 *p_buffer, u8 *partial_buf, u32 *p_bytes_used)
u8	cx231xx_find_next_SAV_EAV (u8 *p_buffer, u32 buffer_size, u32 *p_bytes_used)
u32	cx231xx_get_video_line (struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, u8 sav_eav, u8 *p_buffer, u32 buffer_size)
u32	cx231xx_copy_video_line (struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, u8 *p_line, u32 length, int field_number)
void	cx231xx_reset_video_buffer (struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q)
int	cx231xx_do_copy (struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, u8 *p_buffer, u32 bytes_to_copy)
void	cx231xx_swab (u16 *from, u16 *to, u16 len)
u8	cx231xx_is_buffer_done (struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q)
void	video_mux (struct cx231xx *dev, int index)
void	cx231xx_release_analog_resources (struct cx231xx *dev)
int	cx231xx_register_analog_devices (struct cx231xx *dev)

Macro Definition Documentation

#define cx231xx_isocdbg	(		fmt,
			arg...
	)

Value:

do {\
    if (isoc_debug) { \
        printk(KERN_INFO "%s %s :"fmt, \
             dev->name, __func__ , ##arg); \
    } \
  } while (0)

Definition at line 61 of file cx231xx-video.c.

#define CX231XX_VERSION   "0.0.2"

Definition at line 47 of file cx231xx-video.c.

#define cx231xx_videodbg	(		fmt,
			arg...
	)

Value:

do {\
    if (video_debug) \
        printk(KERN_INFO "%s %s :"fmt, \
             dev->name, __func__ , ##arg); } while (0)

Definition at line 52 of file cx231xx-video.c.

#define DRIVER_AUTHOR   "Srinivasa Deevi <[email protected]>"

Definition at line 49 of file cx231xx-video.c.

#define DRIVER_DESC   "Conexant cx231xx based USB video device driver"

Definition at line 50 of file cx231xx-video.c.

Function Documentation

u32 cx231xx_copy_video_line	(	struct cx231xx *	dev,
		struct cx231xx_dmaqueue *	dma_q,
		u8 *	p_line,
		u32	length,
		int	field_number
	)

Definition at line 608 of file cx231xx-video.c.

int cx231xx_do_copy	(	struct cx231xx *	dev,
		struct cx231xx_dmaqueue *	dma_q,
		u8 *	p_buffer,
		u32	bytes_to_copy
	)

Definition at line 705 of file cx231xx-video.c.

u8 cx231xx_find_boundary_SAV_EAV	(	u8 *	p_buffer,
		u8 *	partial_buf,
		u32 *	p_bytes_used
	)

Definition at line 505 of file cx231xx-video.c.

u8 cx231xx_find_next_SAV_EAV	(	u8 *	p_buffer,
		u32	buffer_size,
		u32 *	p_bytes_used
	)

Definition at line 533 of file cx231xx-video.c.

u32 cx231xx_get_video_line	(	struct cx231xx *	dev,
		struct cx231xx_dmaqueue *	dma_q,
		u8	sav_eav,
		u8 *	p_buffer,
		u32	buffer_size
	)

Definition at line 563 of file cx231xx-video.c.

u8 cx231xx_is_buffer_done	(	struct cx231xx *	dev,
		struct cx231xx_dmaqueue *	dma_q
	)

Definition at line 762 of file cx231xx-video.c.

int cx231xx_register_analog_devices

(

struct cx231xx *

dev

)

Definition at line 2584 of file cx231xx-video.c.

void cx231xx_release_analog_resources

(

struct cx231xx *

dev

)

Definition at line 2243 of file cx231xx-video.c.

void cx231xx_reset_video_buffer	(	struct cx231xx *	dev,
		struct cx231xx_dmaqueue *	dma_q
	)

Definition at line 673 of file cx231xx-video.c.

void cx231xx_swab	(	u16 *	from,
		u16 *	to,
		u16	len
	)

Definition at line 751 of file cx231xx-video.c.

MODULE_AUTHOR

(

DRIVER_AUTHOR

)

MODULE_DESCRIPTION

(

DRIVER_DESC

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	isoc_debug	,
		int	,
		0644
	)

module_param	(	video_debug	,
		int	,
		0644
	)

module_param_array	(	card	,
		int	,
		NULL	,
		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_PARM_DESC	(	isoc_debug	,
		"enable debug messages "	[isoc transfers]
	)

MODULE_PARM_DESC	(	card	,
		"card type"
	)

MODULE_PARM_DESC	(	video_nr	,
		"video device numbers"
	)

MODULE_PARM_DESC	(	vbi_nr	,
		"vbi device numbers"
	)

MODULE_PARM_DESC	(	radio_nr	,
		"radio device numbers"
	)

MODULE_PARM_DESC	(	video_debug	,
		"enable debug messages "	[video]
	)

MODULE_VERSION

(

CX231XX_VERSION

)

void video_mux	(	struct cx231xx *	dev,
		int	index
	)

Definition at line 921 of file cx231xx-video.c.