Driver for Syntek USB video camera. More...

#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/version.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/kref.h>
#include <linux/device.h>
#include <linux/mm.h>
#include <linux/usb.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
#include "stk11xx.h"

Functions
static ssize_t	show_release (struct device class, struct device_attribute attr, char *buf)
	show_release

static ssize_t	show_videostatus (struct device class, struct device_attribute attr, char *buf)
	show_videostatus

static ssize_t	show_informations (struct device class, struct device_attribute attr, char *buf)
	show_informations

static ssize_t	show_fps (struct device class, struct device_attribute attr, char *buf)
	show_fps

static ssize_t	show_brightness (struct device class, struct device_attribute attr, char *buf)
	show_brightness

static ssize_t	store_brightness (struct device class, struct device_attribute attr, const char *buf, size_t count)
	store_brightness

static ssize_t	show_contrast (struct device class, struct device_attribute attr, char *buf)
	show_contrast

static ssize_t	store_contrast (struct device class, struct device_attribute attr, const char *buf, size_t count)
	store_contrast

static ssize_t	show_whitebalance (struct device class, struct device_attribute attr, char *buf)
	show_whitebalance

static ssize_t	store_whitebalance (struct device class, struct device_attribute attr, const char *buf, size_t count)
	store_whitebalance

static ssize_t	show_colour (struct device class, struct device_attribute attr, char *buf)
	show_colour

static ssize_t	store_colour (struct device class, struct device_attribute attr, const char *buf, size_t count)
	store_colour

static ssize_t	show_hflip (struct device class, struct device_attribute attr, char *buf)
	show_hflip

static ssize_t	store_hflip (struct device class, struct device_attribute attr, const char *buf, size_t count)
	store_hflip

static ssize_t	show_vflip (struct device class, struct device_attribute attr, char *buf)
	show_vflip

static ssize_t	store_vflip (struct device class, struct device_attribute attr, const char *buf, size_t count)
	store_vflip

static	DEVICE_ATTR (release, S_IRUGO, show_release, NULL)

static	DEVICE_ATTR (videostatus, S_IRUGO, show_videostatus, NULL)

static	DEVICE_ATTR (informations, S_IRUGO, show_informations, NULL)

static	DEVICE_ATTR (fps, S_IRUGO, show_fps, NULL)

static	DEVICE_ATTR (brightness, S_IRUGO\|S_IWUGO, show_brightness, store_brightness)

static	DEVICE_ATTR (contrast, S_IRUGO\|S_IWUGO, show_contrast, store_contrast)

static	DEVICE_ATTR (whitebalance, S_IRUGO\|S_IWUGO, show_whitebalance, store_whitebalance)

static	DEVICE_ATTR (colour, S_IRUGO\|S_IWUGO, show_colour, store_colour)

static	DEVICE_ATTR (hflip, S_IRUGO\|S_IWUGO, show_hflip, store_hflip)

static	DEVICE_ATTR (vflip, S_IRUGO\|S_IWUGO, show_vflip, store_vflip)

int	stk11xx_create_sysfs_files (struct video_device *vdev)
	Create the 'sys' entries.

void	stk11xx_remove_sysfs_files (struct video_device *vdev)
	Remove the 'sys' entries.

Variables
const struct stk11xx_coord	stk11xx_image_sizes [STK11XX_NBR_SIZES]

Detailed Description

Driver for Syntek USB video camera.

Author: Nicolas VIVIEN

Date: 2006-10-23

Version: v2.2.x

Note: Copyright (C) Nicolas VIVIEN

Licences

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

SubVersion: $Date$ $Revision$ $Author$ $HeadURL$

Definition in file stk11xx-sysfs.c.

Function Documentation

◆ DEVICE_ATTR() [1/10]

static DEVICE_ATTR	(	brightness	,
		S_IRUGO\|	S_IWUGO,
		show_brightness	,
		store_brightness
	)

static

Brightness value

◆ DEVICE_ATTR() [2/10]

static DEVICE_ATTR	(	colour	,
		S_IRUGO\|	S_IWUGO,
		show_colour	,
		store_colour
	)

static

Hue value

◆ DEVICE_ATTR() [3/10]

static DEVICE_ATTR	(	contrast	,
		S_IRUGO\|	S_IWUGO,
		show_contrast	,
		store_contrast
	)

static

Contrast value

◆ DEVICE_ATTR() [4/10]

static DEVICE_ATTR	(	fps	,
		S_IRUGO	,
		show_fps	,
		NULL
	)

static

FPS value

◆ DEVICE_ATTR() [5/10]

static DEVICE_ATTR	(	hflip	,
		S_IRUGO\|	S_IWUGO,
		show_hflip	,
		store_hflip
	)

static

Horizontal filp value

◆ DEVICE_ATTR() [6/10]

static DEVICE_ATTR	(	informations	,
		S_IRUGO	,
		show_informations	,
		NULL
	)

static

Informations

◆ DEVICE_ATTR() [7/10]

static DEVICE_ATTR	(	release	,
		S_IRUGO	,
		show_release	,
		NULL
	)

static

Release value

◆ DEVICE_ATTR() [8/10]

static DEVICE_ATTR	(	vflip	,
		S_IRUGO\|	S_IWUGO,
		show_vflip	,
		store_vflip
	)

static

Vertical filp value

◆ DEVICE_ATTR() [9/10]

static DEVICE_ATTR	(	videostatus	,
		S_IRUGO	,
		show_videostatus	,
		NULL
	)

static

Video status

◆ DEVICE_ATTR() [10/10]

static DEVICE_ATTR	(	whitebalance	,
		S_IRUGO\|	S_IWUGO,
		show_whitebalance	,
		store_whitebalance
	)

static

Whitebalance value

◆ show_brightness()

static ssize_t show_brightness	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_brightness

Parameters

class Class device

Return values

buf	Adress of buffer with the 'brightness' value

Returns: Size of buffer

Definition at line 223 of file stk11xx-sysfs.c.

References stk11xx_video::brightness, usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ show_colour()

static ssize_t show_colour	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_colour

Parameters

class Class device

Return values

buf	Adress of buffer with the 'colour' value

Returns: Size of buffer

Definition at line 360 of file stk11xx-sysfs.c.

References stk11xx_video::colour, usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ show_contrast()

static ssize_t show_contrast	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_contrast

Parameters

class Class device

Return values

buf	Adress of buffer with the 'contrast' value

Returns: Size of buffer

Definition at line 268 of file stk11xx-sysfs.c.

References stk11xx_video::contrast, usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ show_fps()

static ssize_t show_fps	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_fps

Parameters

class Class device

Return values

buf	Adress of buffer with the 'fps' value

Returns: Size of buffer

Definition at line 205 of file stk11xx-sysfs.c.

References stk11xx_video::fps, usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ show_hflip()

static ssize_t show_hflip	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_hflip

Parameters

class Class device

Return values

buf	Adress of buffer with the 'hflip' value

Returns: Size of buffer

Definition at line 406 of file stk11xx-sysfs.c.

References stk11xx_video::hflip, usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ show_informations()

static ssize_t show_informations	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_informations

Parameters

class Class device

Return values

buf	Adress of buffer with the 'informations' value

Returns: Size of buffer

Definition at line 106 of file stk11xx-sysfs.c.

References stk11xx_video::brightness, stk11xx_video::colour, stk11xx_video::contrast, stk11xx_video::palette, stk11xx_image_sizes, usb_stk11xx::vdev, usb_stk11xx::vsettings, stk11xx_video::whiteness, stk11xx_coord::x, and stk11xx_coord::y.

◆ show_release()

static ssize_t show_release	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_release

Parameters

class Class device

Return values

buf	Adress of buffer with the 'release' value

Returns: Size of buffer

Definition at line 64 of file stk11xx-sysfs.c.

References usb_stk11xx::release, and usb_stk11xx::vdev.

◆ show_vflip()

static ssize_t show_vflip	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_vflip

Parameters

class Class device

Return values

buf	Adress of buffer with the 'vflip' value

Returns: Size of buffer

Definition at line 450 of file stk11xx-sysfs.c.

References usb_stk11xx::vdev, stk11xx_video::vflip, and usb_stk11xx::vsettings.

◆ show_videostatus()

static ssize_t show_videostatus	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_videostatus

Parameters

class Class device

Return values

buf	Adress of buffer with the 'videostatus' value

Returns: Size of buffer

Definition at line 82 of file stk11xx-sysfs.c.

References usb_stk11xx::vdev, usb_stk11xx::vframes_dumped, usb_stk11xx::vframes_error, and usb_stk11xx::visoc_errors.

◆ show_whitebalance()

static ssize_t show_whitebalance	(	struct device *	class,
		struct device_attribute *	attr,
		char *	buf
	)

static

show_whitebalance

Parameters

class Class device

Return values

buf	Adress of buffer with the 'whitebalance' value

Returns: Size of buffer

Definition at line 314 of file stk11xx-sysfs.c.

References usb_stk11xx::vdev, usb_stk11xx::vsettings, and stk11xx_video::whiteness.

◆ stk11xx_create_sysfs_files()

int stk11xx_create_sysfs_files ( struct video_device * vdev )

Create the 'sys' entries.

This function permits to create all the entries in the 'sys' filesystem.

Parameters

vdev	Video device structure

Returns: 0 if all is OK

Definition at line 505 of file stk11xx-sysfs.c.

References usb_stk11xx::vdev.

Referenced by usb_stk11xx_probe().

◆ stk11xx_remove_sysfs_files()

void stk11xx_remove_sysfs_files ( struct video_device * vdev )

Remove the 'sys' entries.

This function permits to remove all the entries in the 'sys' filesystem.

Parameters

vdev	Video device structure

Returns: 0 if all is OK

Definition at line 533 of file stk11xx-sysfs.c.

References usb_stk11xx::vdev.

Referenced by usb_stk11xx_disconnect().

◆ store_brightness()

static ssize_t store_brightness	(	struct device *	class,
		struct device_attribute *	attr,
		const char *	buf,
		size_t	count
	)

static

store_brightness

Parameters

class	Class device
buf	Buffer
count	Counter

Returns: Size of buffer

Definition at line 241 of file stk11xx-sysfs.c.

References stk11xx_video::brightness, dev_stk11xx_set_camera_quality(), usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ store_colour()

static ssize_t store_colour	(	struct device *	class,
		struct device_attribute *	attr,
		const char *	buf,
		size_t	count
	)

static

store_colour

Parameters

class	Class device
buf	Buffer
count	Counter

Returns: Size of buffer

Definition at line 378 of file stk11xx-sysfs.c.

References stk11xx_video::colour, dev_stk11xx_set_camera_quality(), usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ store_contrast()

static ssize_t store_contrast	(	struct device *	class,
		struct device_attribute *	attr,
		const char *	buf,
		size_t	count
	)

static

store_contrast

Parameters

class	Class device
buf	Buffer
count	Counter

Returns: Size of buffer

Definition at line 286 of file stk11xx-sysfs.c.

References stk11xx_video::contrast, dev_stk11xx_set_camera_quality(), usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ store_hflip()

static ssize_t store_hflip	(	struct device *	class,
		struct device_attribute *	attr,
		const char *	buf,
		size_t	count
	)

static

store_hflip

Parameters

class	Class device
buf	Buffer
count	Counter

Returns: Size of buffer

Definition at line 424 of file stk11xx-sysfs.c.

References stk11xx_video::hflip, usb_stk11xx::vdev, and usb_stk11xx::vsettings.

◆ store_vflip()

static ssize_t store_vflip	(	struct device *	class,
		struct device_attribute *	attr,
		const char *	buf,
		size_t	count
	)

static

store_vflip

Parameters

class	Class device
buf	Buffer
count	Counter

Returns: Size of buffer

Definition at line 468 of file stk11xx-sysfs.c.

References usb_stk11xx::vdev, stk11xx_video::vflip, and usb_stk11xx::vsettings.

◆ store_whitebalance()

static ssize_t store_whitebalance	(	struct device *	class,
		struct device_attribute *	attr,
		const char *	buf,
		size_t	count
	)

static

store_whitebalance

Parameters

class	Class device
buf	Buffer
count	Counter

Returns: Size of buffer

Definition at line 332 of file stk11xx-sysfs.c.

References dev_stk11xx_set_camera_quality(), usb_stk11xx::vdev, usb_stk11xx::vsettings, and stk11xx_video::whiteness.

Variable Documentation

◆ stk11xx_image_sizes

stk11xx_image_sizes

extern

List of all resolutions supported by the driver

Definition at line 59 of file stk11xx-v4l.c.

Referenced by show_informations().

Functions

Variables

Detailed Description

Function Documentation

◆ DEVICE_ATTR() [1/10]

◆ DEVICE_ATTR() [2/10]

◆ DEVICE_ATTR() [3/10]

◆ DEVICE_ATTR() [4/10]

◆ DEVICE_ATTR() [5/10]

◆ DEVICE_ATTR() [6/10]

◆ DEVICE_ATTR() [7/10]

◆ DEVICE_ATTR() [8/10]

◆ DEVICE_ATTR() [9/10]

◆ DEVICE_ATTR() [10/10]

◆ show_brightness()

◆ show_colour()

◆ show_contrast()

◆ show_fps()

◆ show_hflip()

◆ show_informations()

◆ show_release()

◆ show_vflip()

◆ show_videostatus()

◆ show_whitebalance()

◆ stk11xx_create_sysfs_files()

◆ stk11xx_remove_sysfs_files()

◆ store_brightness()

◆ store_colour()

◆ store_contrast()

◆ store_hflip()

◆ store_vflip()

◆ store_whitebalance()

Variable Documentation

◆ stk11xx_image_sizes