#include <linux/list.h>
#include <linux/usb.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
#include <media/v4l2-device.h>
#include <media/tuner.h>
#include <linux/videodev2.h>

Data Structures
struct	usbvision_sbuf

struct	usbvision_v4l2_format_st

struct	usbvision_frame_header

struct	usbvision_frame

struct	usbvision_device_data_st

struct	usb_usbvision

Macros
#define	USBVISION_DEBUG /* Turn on debug messages */

#define	USBVISION_PWR_REG 0x00

#define	USBVISION_SSPND_EN (1 << 1)

#define	USBVISION_RES2 (1 << 2)

#define	USBVISION_PWR_VID (1 << 5)

#define	USBVISION_E2_EN (1 << 7)

#define	USBVISION_CONFIG_REG 0x01

#define	USBVISION_ADRS_REG 0x02

#define	USBVISION_ALTER_REG 0x03

#define	USBVISION_FORCE_ALTER_REG 0x04

#define	USBVISION_STATUS_REG 0x05

#define	USBVISION_IOPIN_REG 0x06

#define	USBVISION_IO_1 (1 << 0)

#define	USBVISION_IO_2 (1 << 1)

#define	USBVISION_AUDIO_IN 0

#define	USBVISION_AUDIO_TV 1

#define	USBVISION_AUDIO_RADIO 2

#define	USBVISION_AUDIO_MUTE 3

#define	USBVISION_SER_MODE 0x07

#define	USBVISION_CLK_OUT (1 << 0)

#define	USBVISION_DAT_IO (1 << 1)

#define	USBVISION_SENS_OUT (1 << 2)

#define	USBVISION_SER_MODE_SOFT (0 << 4)

#define	USBVISION_SER_MODE_SIO (1 << 4)

#define	USBVISION_SER_ADRS 0x08

#define	USBVISION_SER_CONT 0x09

#define	USBVISION_SER_DAT1 0x0A

#define	USBVISION_SER_DAT2 0x0B

#define	USBVISION_SER_DAT3 0x0C

#define	USBVISION_SER_DAT4 0x0D

#define	USBVISION_EE_DATA 0x0E

#define	USBVISION_EE_LSBAD 0x0F

#define	USBVISION_EE_CONT 0x10

#define	USBVISION_DRM_CONT 0x12

#define	USBVISION_REF (1 << 0)

#define	USBVISION_RES_UR (1 << 2)

#define	USBVISION_RES_FDL (1 << 3)

#define	USBVISION_RES_VDW (1 << 4)

#define	USBVISION_DRM_PRM1 0x13

#define	USBVISION_DRM_PRM2 0x14

#define	USBVISION_DRM_PRM3 0x15

#define	USBVISION_DRM_PRM4 0x16

#define	USBVISION_DRM_PRM5 0x17

#define	USBVISION_DRM_PRM6 0x18

#define	USBVISION_DRM_PRM7 0x19

#define	USBVISION_DRM_PRM8 0x1A

#define	USBVISION_VIN_REG1 0x1B

#define	USBVISION_8_422_SYNC 0x01

#define	USBVISION_16_422_SYNC 0x02

#define	USBVISION_VSNC_POL (1 << 3)

#define	USBVISION_HSNC_POL (1 << 4)

#define	USBVISION_FID_POL (1 << 5)

#define	USBVISION_HVALID_PO (1 << 6)

#define	USBVISION_VCLK_POL (1 << 7)

#define	USBVISION_VIN_REG2 0x1C

#define	USBVISION_AUTO_FID (1 << 0)

#define	USBVISION_NONE_INTER (1 << 1)

#define	USBVISION_NOHVALID (1 << 2)

#define	USBVISION_UV_ID (1 << 3)

#define	USBVISION_FIX_2C (1 << 4)

#define	USBVISION_SEND_FID (1 << 5)

#define	USBVISION_KEEP_BLANK (1 << 7)

#define	USBVISION_LXSIZE_I 0x1D

#define	USBVISION_MXSIZE_I 0x1E

#define	USBVISION_LYSIZE_I 0x1F

#define	USBVISION_MYSIZE_I 0x20

#define	USBVISION_LX_OFFST 0x21

#define	USBVISION_MX_OFFST 0x22

#define	USBVISION_LY_OFFST 0x23

#define	USBVISION_MY_OFFST 0x24

#define	USBVISION_FRM_RATE 0x25

#define	USBVISION_LXSIZE_O 0x26

#define	USBVISION_MXSIZE_O 0x27

#define	USBVISION_LYSIZE_O 0x28

#define	USBVISION_MYSIZE_O 0x29

#define	USBVISION_FILT_CONT 0x2A

#define	USBVISION_VO_MODE 0x2B

#define	USBVISION_INTRA_CYC 0x2C

#define	USBVISION_STRIP_SZ 0x2D

#define	USBVISION_FORCE_INTRA 0x2E

#define	USBVISION_FORCE_UP 0x2F

#define	USBVISION_BUF_THR 0x30

#define	USBVISION_DVI_YUV 0x31

#define	USBVISION_AUDIO_CONT 0x32

#define	USBVISION_AUD_PK_LEN 0x33

#define	USBVISION_BLK_PK_LEN 0x34

#define	USBVISION_PCM_THR1 0x38

#define	USBVISION_PCM_THR2 0x39

#define	USBVISION_DIST_THR_L 0x3A

#define	USBVISION_DIST_THR_H 0x3B

#define	USBVISION_MAX_DIST_L 0x3C

#define	USBVISION_MAX_DIST_H 0x3D

#define	USBVISION_OP_CODE 0x33

#define	MAX_BYTES_PER_PIXEL 4

#define	MIN_FRAME_WIDTH 64

#define	MAX_USB_WIDTH 320 /* 384 */

#define	MAX_FRAME_WIDTH 320 /* 384 / / streching sometimes causes crashes*/

#define	MIN_FRAME_HEIGHT 48

#define	MAX_USB_HEIGHT 240 /* 288 */

#define	MAX_FRAME_HEIGHT 240 /* 288 / / Streching sometimes causes crashes*/

#define	MAX_FRAME_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT * MAX_BYTES_PER_PIXEL)

#define	USBVISION_CLIPMASK_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT / 8) /* bytesize of clipmask */

#define	USBVISION_URB_FRAMES 32

#define	USBVISION_NUM_HEADERMARKER 20

#define	USBVISION_NUMFRAMES 3 /* Maximum number of frames an application can get */

#define	USBVISION_NUMSBUF 2 /* Dimensioning the USB S buffering */

#define	USBVISION_POWEROFF_TIME (3 * HZ) /* 3 seconds */

#define	FRAMERATE_MIN 0

#define	FRAMERATE_MAX 31

#define	RESTRICT_TO_RANGE(v, mi, ma) { if ((v) < (mi)) (v) = (mi); else if ((v) > (ma)) (v) = (ma); }

#define	LIMIT_RGB(x) (((x) < 0) ? 0 : (((x) > 255) ? 255 : (x)))

#define	YUV_TO_RGB_BY_THE_BOOK(my, mu, mv, mr, mg, mb)

#define	USBVISION_SAY_AND_WAIT(what)

#define	USBVISION_IS_OPERATIONAL(udevice)

#define	I2C_USB_ADAP_MAX 16

#define	USBVISION_NORMS (V4L2_STD_PAL \| V4L2_STD_NTSC \| V4L2_STD_SECAM \| V4L2_STD_PAL_M)

#define	USBVISION_MAGIC_1 0x55

#define	USBVISION_MAGIC_2 0xAA

#define	USBVISION_HEADER_LENGTH 0x0c

#define	USBVISION_SAA7111_ADDR 0x48

#define	USBVISION_SAA7113_ADDR 0x4a

#define	USBVISION_IIC_LRACK 0x20

#define	USBVISION_IIC_LRNACK 0x30

#define	USBVISION_FRAME_FORMAT_PARAM_INTRA (1<<7)

#define	USBVISION_SUPPORTED_PALETTES ARRAY_SIZE(usbvision_v4l2_format)

#define	CODEC_SAA7113 7113

#define	CODEC_SAA7111 7111

#define	CODEC_WEBCAM 3000

#define	BRIDGE_NT1003 1003

#define	BRIDGE_NT1004 1004

#define	BRIDGE_NT1005 1005

#define	call_all(usbvision, o, f, args...) v4l2_device_call_all(&usbvision->v4l2_dev, 0, o, f, ##args)

Enumerations
enum	{ ISOC_MODE_YUV422 = 0x03, ISOC_MODE_YUV420 = 0x14, ISOC_MODE_COMPRESS = 0x60 }

enum	scan_state { scan_state_scanning, scan_state_lines }

enum	parse_state { parse_state_continue, parse_state_next_frame, parse_state_out, parse_state_end_parse }

enum	frame_state { frame_state_unused, frame_state_ready, frame_state_grabbing, frame_state_done, frame_state_done_hold, frame_state_error }

enum	stream_state { stream_off, stream_idle, stream_interrupt, stream_on }

enum	isoc_state { isoc_state_in_frame, isoc_state_no_frame }

Functions
int	usbvision_i2c_register (struct usb_usbvision *usbvision)

int	usbvision_i2c_unregister (struct usb_usbvision *usbvision)

int	usbvision_read_reg (struct usb_usbvision *usbvision, unsigned char reg)

int	usbvision_write_reg (struct usb_usbvision *usbvision, unsigned char reg, unsigned char value)

int	usbvision_frames_alloc (struct usb_usbvision *usbvision, int number_of_frames)

void	usbvision_frames_free (struct usb_usbvision *usbvision)

int	usbvision_scratch_alloc (struct usb_usbvision *usbvision)

void	usbvision_scratch_free (struct usb_usbvision *usbvision)

int	usbvision_decompress_alloc (struct usb_usbvision *usbvision)

void	usbvision_decompress_free (struct usb_usbvision *usbvision)

int	usbvision_setup (struct usb_usbvision *usbvision, int format)

int	usbvision_init_isoc (struct usb_usbvision *usbvision)

int	usbvision_restart_isoc (struct usb_usbvision *usbvision)

void	usbvision_stop_isoc (struct usb_usbvision *usbvision)

int	usbvision_set_alternate (struct usb_usbvision *dev)

int	usbvision_set_audio (struct usb_usbvision *usbvision, int audio_channel)

int	usbvision_audio_off (struct usb_usbvision *usbvision)

int	usbvision_begin_streaming (struct usb_usbvision *usbvision)

void	usbvision_empty_framequeues (struct usb_usbvision *dev)

int	usbvision_stream_interrupt (struct usb_usbvision *dev)

int	usbvision_muxsel (struct usb_usbvision *usbvision, int channel)

int	usbvision_set_input (struct usb_usbvision *usbvision)

int	usbvision_set_output (struct usb_usbvision *usbvision, int width, int height)

void	usbvision_init_power_off_timer (struct usb_usbvision *usbvision)

void	usbvision_set_power_off_timer (struct usb_usbvision *usbvision)

void	usbvision_reset_power_off_timer (struct usb_usbvision *usbvision)

int	usbvision_power_off (struct usb_usbvision *usbvision)

int	usbvision_power_on (struct usb_usbvision *usbvision)

Variables
struct usbvision_device_data_st	usbvision_device_data []

struct usb_device_id	usbvision_table []

Macro Definition Documentation

#define BRIDGE_NT1003 1003

Definition at line 337 of file usbvision.h.

#define BRIDGE_NT1004 1004

Definition at line 338 of file usbvision.h.

#define BRIDGE_NT1005 1005

Definition at line 339 of file usbvision.h.

#define call_all	(	usbvision,
		o,
		f,
		args...
	)	v4l2_device_call_all(&usbvision->v4l2_dev, 0, o, f, ##args)

Definition at line 478 of file usbvision.h.

#define CODEC_SAA7111 7111

Definition at line 335 of file usbvision.h.

#define CODEC_SAA7113 7113

Definition at line 334 of file usbvision.h.

#define CODEC_WEBCAM 3000

Definition at line 336 of file usbvision.h.

#define FRAMERATE_MAX 31

Definition at line 160 of file usbvision.h.

#define FRAMERATE_MIN 0

Definition at line 159 of file usbvision.h.

#define I2C_USB_ADAP_MAX 16

Definition at line 225 of file usbvision.h.

#define LIMIT_RGB ( x ) (((x) < 0) ? 0 : (((x) > 255) ? 255 : (x)))

Definition at line 191 of file usbvision.h.

#define MAX_BYTES_PER_PIXEL 4

Definition at line 137 of file usbvision.h.

#define MAX_FRAME_HEIGHT 240 /* 288 */ /* Streching sometimes causes crashes*/

Definition at line 145 of file usbvision.h.

#define MAX_FRAME_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT * MAX_BYTES_PER_PIXEL)

Definition at line 147 of file usbvision.h.

#define MAX_FRAME_WIDTH 320 /* 384 */ /* streching sometimes causes crashes*/

Definition at line 141 of file usbvision.h.

#define MAX_USB_HEIGHT 240 /* 288 */

Definition at line 144 of file usbvision.h.

#define MAX_USB_WIDTH 320 /* 384 */

Definition at line 140 of file usbvision.h.

#define MIN_FRAME_HEIGHT 48

Definition at line 143 of file usbvision.h.

#define MIN_FRAME_WIDTH 64

Definition at line 139 of file usbvision.h.

#define RESTRICT_TO_RANGE	(	v,
		mi,
		ma
	)	{ if ((v) < (mi)) (v) = (mi); else if ((v) > (ma)) (v) = (ma); }

Definition at line 169 of file usbvision.h.

#define USBVISION_16_422_SYNC 0x02

Definition at line 91 of file usbvision.h.

#define USBVISION_8_422_SYNC 0x01

Definition at line 90 of file usbvision.h.

#define USBVISION_ADRS_REG 0x02

Definition at line 50 of file usbvision.h.

#define USBVISION_ALTER_REG 0x03

Definition at line 51 of file usbvision.h.

#define USBVISION_AUD_PK_LEN 0x33

Definition at line 127 of file usbvision.h.

#define USBVISION_AUDIO_CONT 0x32

Definition at line 126 of file usbvision.h.

#define USBVISION_AUDIO_IN 0

Definition at line 57 of file usbvision.h.

#define USBVISION_AUDIO_MUTE 3

Definition at line 60 of file usbvision.h.

#define USBVISION_AUDIO_RADIO 2

Definition at line 59 of file usbvision.h.

#define USBVISION_AUDIO_TV 1

Definition at line 58 of file usbvision.h.

#define USBVISION_AUTO_FID (1 << 0)

Definition at line 98 of file usbvision.h.

#define USBVISION_BLK_PK_LEN 0x34

Definition at line 128 of file usbvision.h.

#define USBVISION_BUF_THR 0x30

Definition at line 124 of file usbvision.h.

#define USBVISION_CLIPMASK_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT / 8) /* bytesize of clipmask */

Definition at line 148 of file usbvision.h.

#define USBVISION_CLK_OUT (1 << 0)

Definition at line 62 of file usbvision.h.

#define USBVISION_CONFIG_REG 0x01

Definition at line 49 of file usbvision.h.

#define USBVISION_DAT_IO (1 << 1)

Definition at line 63 of file usbvision.h.

#define USBVISION_DEBUG /* Turn on debug messages */

Definition at line 42 of file usbvision.h.

#define USBVISION_DIST_THR_H 0x3B

Definition at line 132 of file usbvision.h.

#define USBVISION_DIST_THR_L 0x3A

Definition at line 131 of file usbvision.h.

#define USBVISION_DRM_CONT 0x12

Definition at line 76 of file usbvision.h.

#define USBVISION_DRM_PRM1 0x13

Definition at line 81 of file usbvision.h.

#define USBVISION_DRM_PRM2 0x14

Definition at line 82 of file usbvision.h.

#define USBVISION_DRM_PRM3 0x15

Definition at line 83 of file usbvision.h.

#define USBVISION_DRM_PRM4 0x16

Definition at line 84 of file usbvision.h.

#define USBVISION_DRM_PRM5 0x17

Definition at line 85 of file usbvision.h.

#define USBVISION_DRM_PRM6 0x18

Definition at line 86 of file usbvision.h.

#define USBVISION_DRM_PRM7 0x19

Definition at line 87 of file usbvision.h.

#define USBVISION_DRM_PRM8 0x1A

Definition at line 88 of file usbvision.h.

#define USBVISION_DVI_YUV 0x31

Definition at line 125 of file usbvision.h.

#define USBVISION_E2_EN (1 << 7)

Definition at line 48 of file usbvision.h.

#define USBVISION_EE_CONT 0x10

Definition at line 75 of file usbvision.h.

#define USBVISION_EE_DATA 0x0E

Definition at line 73 of file usbvision.h.

#define USBVISION_EE_LSBAD 0x0F

Definition at line 74 of file usbvision.h.

#define USBVISION_FID_POL (1 << 5)

Definition at line 94 of file usbvision.h.

#define USBVISION_FILT_CONT 0x2A

Definition at line 118 of file usbvision.h.

#define USBVISION_FIX_2C (1 << 4)

Definition at line 102 of file usbvision.h.

#define USBVISION_FORCE_ALTER_REG 0x04

Definition at line 52 of file usbvision.h.

#define USBVISION_FORCE_INTRA 0x2E

Definition at line 122 of file usbvision.h.

#define USBVISION_FORCE_UP 0x2F

Definition at line 123 of file usbvision.h.

#define USBVISION_FRAME_FORMAT_PARAM_INTRA (1<<7)

Definition at line 281 of file usbvision.h.

#define USBVISION_FRM_RATE 0x25

Definition at line 113 of file usbvision.h.

#define USBVISION_HEADER_LENGTH 0x0c

Definition at line 276 of file usbvision.h.

#define USBVISION_HSNC_POL (1 << 4)

Definition at line 93 of file usbvision.h.

#define USBVISION_HVALID_PO (1 << 6)

Definition at line 95 of file usbvision.h.

#define USBVISION_IIC_LRACK 0x20

Definition at line 279 of file usbvision.h.

#define USBVISION_IIC_LRNACK 0x30

Definition at line 280 of file usbvision.h.

#define USBVISION_INTRA_CYC 0x2C

Definition at line 120 of file usbvision.h.

#define USBVISION_IO_1 (1 << 0)

Definition at line 55 of file usbvision.h.

#define USBVISION_IO_2 (1 << 1)

Definition at line 56 of file usbvision.h.

#define USBVISION_IOPIN_REG 0x06

Definition at line 54 of file usbvision.h.

#define USBVISION_IS_OPERATIONAL ( udevice )

Value:

(\
    (udevice != NULL) && \
    ((udevice)->dev != NULL) && \
    ((udevice)->last_error == 0) && \
    (!(udevice)->remove_pending))

Definition at line 219 of file usbvision.h.

#define USBVISION_KEEP_BLANK (1 << 7)

Definition at line 104 of file usbvision.h.

#define USBVISION_LX_OFFST 0x21

Definition at line 109 of file usbvision.h.

#define USBVISION_LXSIZE_I 0x1D

Definition at line 105 of file usbvision.h.

#define USBVISION_LXSIZE_O 0x26

Definition at line 114 of file usbvision.h.

#define USBVISION_LY_OFFST 0x23

Definition at line 111 of file usbvision.h.

#define USBVISION_LYSIZE_I 0x1F

Definition at line 107 of file usbvision.h.

#define USBVISION_LYSIZE_O 0x28

Definition at line 116 of file usbvision.h.

#define USBVISION_MAGIC_1 0x55

Definition at line 274 of file usbvision.h.

#define USBVISION_MAGIC_2 0xAA

Definition at line 275 of file usbvision.h.

#define USBVISION_MAX_DIST_H 0x3D

Definition at line 134 of file usbvision.h.

#define USBVISION_MAX_DIST_L 0x3C

Definition at line 133 of file usbvision.h.

#define USBVISION_MX_OFFST 0x22

Definition at line 110 of file usbvision.h.

#define USBVISION_MXSIZE_I 0x1E

Definition at line 106 of file usbvision.h.

#define USBVISION_MXSIZE_O 0x27

Definition at line 115 of file usbvision.h.

#define USBVISION_MY_OFFST 0x24

Definition at line 112 of file usbvision.h.

#define USBVISION_MYSIZE_I 0x20

Definition at line 108 of file usbvision.h.

#define USBVISION_MYSIZE_O 0x29

Definition at line 117 of file usbvision.h.

#define USBVISION_NOHVALID (1 << 2)

Definition at line 100 of file usbvision.h.

#define USBVISION_NONE_INTER (1 << 1)

Definition at line 99 of file usbvision.h.

#define USBVISION_NORMS (V4L2_STD_PAL | V4L2_STD_NTSC | V4L2_STD_SECAM | V4L2_STD_PAL_M)

Definition at line 227 of file usbvision.h.

#define USBVISION_NUM_HEADERMARKER 20

Definition at line 152 of file usbvision.h.

#define USBVISION_NUMFRAMES 3 /* Maximum number of frames an application can get */

Definition at line 153 of file usbvision.h.

#define USBVISION_NUMSBUF 2 /* Dimensioning the USB S buffering */

Definition at line 154 of file usbvision.h.

#define USBVISION_OP_CODE 0x33

Definition at line 135 of file usbvision.h.

#define USBVISION_PCM_THR1 0x38

Definition at line 129 of file usbvision.h.

#define USBVISION_PCM_THR2 0x39

Definition at line 130 of file usbvision.h.

#define USBVISION_POWEROFF_TIME (3 * HZ) /* 3 seconds */

Definition at line 156 of file usbvision.h.

#define USBVISION_PWR_REG 0x00

Definition at line 44 of file usbvision.h.

#define USBVISION_PWR_VID (1 << 5)

Definition at line 47 of file usbvision.h.

#define USBVISION_REF (1 << 0)

Definition at line 77 of file usbvision.h.

#define USBVISION_RES2 (1 << 2)

Definition at line 46 of file usbvision.h.

#define USBVISION_RES_FDL (1 << 3)

Definition at line 79 of file usbvision.h.

#define USBVISION_RES_UR (1 << 2)

Definition at line 78 of file usbvision.h.

#define USBVISION_RES_VDW (1 << 4)

Definition at line 80 of file usbvision.h.

#define USBVISION_SAA7111_ADDR 0x48

Definition at line 277 of file usbvision.h.

#define USBVISION_SAA7113_ADDR 0x4a

Definition at line 278 of file usbvision.h.

#define USBVISION_SAY_AND_WAIT ( what )

Value:

{ \
	wait_queue_head_t wq; \
    init_waitqueue_head(&wq); \
    printk(KERN_INFO "Say: %s\n", what); \
    interruptible_sleep_on_timeout(&wq, HZ * 3); \
}

Definition at line 207 of file usbvision.h.

#define USBVISION_SEND_FID (1 << 5)

Definition at line 103 of file usbvision.h.

#define USBVISION_SENS_OUT (1 << 2)

Definition at line 64 of file usbvision.h.

#define USBVISION_SER_ADRS 0x08

Definition at line 67 of file usbvision.h.

#define USBVISION_SER_CONT 0x09

Definition at line 68 of file usbvision.h.

#define USBVISION_SER_DAT1 0x0A

Definition at line 69 of file usbvision.h.

#define USBVISION_SER_DAT2 0x0B

Definition at line 70 of file usbvision.h.

#define USBVISION_SER_DAT3 0x0C

Definition at line 71 of file usbvision.h.

#define USBVISION_SER_DAT4 0x0D

Definition at line 72 of file usbvision.h.

#define USBVISION_SER_MODE 0x07

Definition at line 61 of file usbvision.h.

#define USBVISION_SER_MODE_SIO (1 << 4)

Definition at line 66 of file usbvision.h.

#define USBVISION_SER_MODE_SOFT (0 << 4)

Definition at line 65 of file usbvision.h.

#define USBVISION_SSPND_EN (1 << 1)

Definition at line 45 of file usbvision.h.

#define USBVISION_STATUS_REG 0x05

Definition at line 53 of file usbvision.h.

#define USBVISION_STRIP_SZ 0x2D

Definition at line 121 of file usbvision.h.

#define USBVISION_SUPPORTED_PALETTES ARRAY_SIZE(usbvision_v4l2_format)

Definition at line 290 of file usbvision.h.

#define USBVISION_URB_FRAMES 32

Definition at line 150 of file usbvision.h.

#define USBVISION_UV_ID (1 << 3)

Definition at line 101 of file usbvision.h.

#define USBVISION_VCLK_POL (1 << 7)

Definition at line 96 of file usbvision.h.

#define USBVISION_VIN_REG1 0x1B

Definition at line 89 of file usbvision.h.

#define USBVISION_VIN_REG2 0x1C

Definition at line 97 of file usbvision.h.

#define USBVISION_VO_MODE 0x2B

Definition at line 119 of file usbvision.h.

#define USBVISION_VSNC_POL (1 << 3)

Definition at line 92 of file usbvision.h.

#define YUV_TO_RGB_BY_THE_BOOK	(	my,
		mu,
		mv,
		mr,
		mg,
		mb
	)

Value:

{ \
    int mm_y, mm_yc, mm_u, mm_v, mm_r, mm_g, mm_b; \
    mm_y = (my) - 16; \
    mm_u = (mu) - 128; \
    mm_v = (mv) - 128; \
    mm_yc = mm_y * 76284; \
    mm_b = (mm_yc + 132252 * mm_v) >> 16; \
    mm_g = (mm_yc - 53281 * mm_u - 25625 * mm_v) >> 16; \
    mm_r = (mm_yc + 104595 * mm_u) >> 16; \
    mb = LIMIT_RGB(mm_b); \
    mg = LIMIT_RGB(mm_g); \
    mr = LIMIT_RGB(mm_r); \
}

Definition at line 192 of file usbvision.h.

Enumeration Type Documentation

anonymous enum

Enumerator:

ISOC_MODE_YUV422
ISOC_MODE_YUV420
ISOC_MODE_COMPRESS

Definition at line 162 of file usbvision.h.

enum frame_state

Enumerator:

frame_state_unused
frame_state_ready
frame_state_grabbing
frame_state_done
frame_state_done_hold
frame_state_error

Definition at line 245 of file usbvision.h.

enum isoc_state

Enumerator:

isoc_state_in_frame
isoc_state_no_frame

Definition at line 262 of file usbvision.h.

enum parse_state

Enumerator:

parse_state_continue
parse_state_next_frame
parse_state_out
parse_state_end_parse

Definition at line 238 of file usbvision.h.

enum scan_state

Enumerator:

scan_state_scanning
scan_state_lines

Definition at line 232 of file usbvision.h.

enum stream_state

Enumerator:

stream_off
stream_idle
stream_interrupt
stream_on

Definition at line 255 of file usbvision.h.

Function Documentation

int usbvision_audio_off ( struct usb_usbvision * usbvision )

Definition at line 2263 of file usbvision-core.c.

int usbvision_begin_streaming ( struct usb_usbvision * usbvision )

Definition at line 2224 of file usbvision-core.c.

int usbvision_decompress_alloc ( struct usb_usbvision * usbvision )

Definition at line 391 of file usbvision-core.c.

void usbvision_decompress_free ( struct usb_usbvision * usbvision )

Definition at line 410 of file usbvision-core.c.

void usbvision_empty_framequeues ( struct usb_usbvision * dev )

Definition at line 1842 of file usbvision-core.c.

int usbvision_frames_alloc	(	struct usb_usbvision *	usbvision,
		int	number_of_frames
	)

Definition at line 1779 of file usbvision-core.c.

void usbvision_frames_free ( struct usb_usbvision * usbvision )

Definition at line 1826 of file usbvision-core.c.

int usbvision_i2c_register ( struct usb_usbvision * usbvision )

Definition at line 182 of file usbvision-i2c.c.

int usbvision_i2c_unregister ( struct usb_usbvision * usbvision )

Definition at line 263 of file usbvision-i2c.c.

int usbvision_init_isoc ( struct usb_usbvision * usbvision )

Definition at line 2333 of file usbvision-core.c.

void usbvision_init_power_off_timer ( struct usb_usbvision * usbvision )

Definition at line 2201 of file usbvision-core.c.

int usbvision_muxsel	(	struct usb_usbvision *	usbvision,
		int	channel
	)

Definition at line 2470 of file usbvision-core.c.

int usbvision_power_off ( struct usb_usbvision * usbvision )

Definition at line 1575 of file usbvision-core.c.

int usbvision_power_on ( struct usb_usbvision * usbvision )

Definition at line 2141 of file usbvision-core.c.

int usbvision_read_reg	(	struct usb_usbvision *	usbvision,
		unsigned char	reg
	)

Definition at line 1367 of file usbvision-core.c.

void usbvision_reset_power_off_timer ( struct usb_usbvision * usbvision )

Definition at line 2213 of file usbvision-core.c.

int usbvision_restart_isoc ( struct usb_usbvision * usbvision )

Definition at line 2237 of file usbvision-core.c.

int usbvision_scratch_alloc ( struct usb_usbvision * usbvision )

Definition at line 367 of file usbvision-core.c.

void usbvision_scratch_free ( struct usb_usbvision * usbvision )

Definition at line 380 of file usbvision-core.c.

int usbvision_set_alternate ( struct usb_usbvision * dev )

Definition at line 2301 of file usbvision-core.c.

int usbvision_set_audio	(	struct usb_usbvision *	usbvision,
		int	audio_channel
	)

Definition at line 2274 of file usbvision-core.c.

int usbvision_set_input ( struct usb_usbvision * usbvision )

Definition at line 1951 of file usbvision-core.c.

int usbvision_set_output	(	struct usb_usbvision *	usbvision,
		int	width,
		int	height
	)

Definition at line 1680 of file usbvision-core.c.

void usbvision_set_power_off_timer ( struct usb_usbvision * usbvision )

Definition at line 2208 of file usbvision-core.c.

int usbvision_setup	(	struct usb_usbvision *	usbvision,
		int	format
	)

Definition at line 2286 of file usbvision-core.c.

void usbvision_stop_isoc ( struct usb_usbvision * usbvision )

Definition at line 2423 of file usbvision-core.c.

int usbvision_stream_interrupt ( struct usb_usbvision * dev )

Definition at line 1859 of file usbvision-core.c.

int usbvision_write_reg	(	struct usb_usbvision *	usbvision,
		unsigned char	reg,
		unsigned char	value
	)

Definition at line 1396 of file usbvision-core.c.

Variable Documentation

struct usbvision_device_data_st usbvision_device_data[]

Definition at line 34 of file usbvision-cards.c.

struct usb_device_id usbvision_table[]

Definition at line 1062 of file usbvision-cards.c.

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation