The Imaging Source DFG-USB2pro
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An USB video capture device from The Imaging Source based on a CX23102 chipset.
Overview/Features
- USB interface
- Inputs: Composite and S-Video In
Components Used
- CX23102 (All in one Video/Audio to USB IC)
- 24C02H (2-Kb EEPROM)
Other Images
-
The Imaging Source DFG/USB2pro top side PCB -
The Imaging Source DFG/USB2pro bottom side PCB
Identification
# lsusb -v -d 199e:8002
Bus 003 Device 005: ID 199e:8002 The Imaging Source Europe GmbH
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 239 Miscellaneous Device
bDeviceSubClass 2 ?
bDeviceProtocol 1 Interface Association
bMaxPacketSize0 64
idVendor 0x199e The Imaging Source Europe GmbH
idProduct 0x8002
bcdDevice 40.01
iManufacturer 1 The Imaging Source
iProduct 2 DFG/USB2pro
iSerial 3 37710317
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 248
bNumInterfaces 6
bConfigurationValue 1
iConfiguration 4 DFG/USB2pro
bmAttributes 0x80
(Bus Powered)
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 32 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x8e EP 14 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0020 1x 32 bytes
bInterval 4
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x0e EP 14 OUT
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0020 1x 32 bytes
bInterval 4
Interface Association:
bLength 8
bDescriptorType 11
bFirstInterface 1
bInterfaceCount 5
bFunctionClass 255 Vendor Specific Class
bFunctionSubClass 255 Vendor Specific Subclass
bFunctionProtocol 255 Vendor Specific Protocol
iFunction 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 7 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x8f EP 15 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0008 1x 8 bytes
bInterval 7
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 20 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 21 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x001c 1x 28 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 2
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 22 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x0034 1x 52 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 23 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 24 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x00b8 1x 184 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 2
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 25 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x02d8 1x 728 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 3
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 26 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x13c4 3x 964 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 4
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 27 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x0b84 2x 900 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 4
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 28 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x85 EP 5 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 4
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 31 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x05 EP 5 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 1
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 5
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 29 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x86 EP 6 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 5
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 30 DFG/USB2pro
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x86 EP 6 IN
bmAttributes 5
Transfer Type Isochronous
Synch Type Asynchronous
Usage Type Data
wMaxPacketSize 0x0240 1x 576 bytes
bInterval 1
Device Qualifier (for other device speed):
bLength 10
bDescriptorType 6
bcdUSB 2.00
bDeviceClass 239 Miscellaneous Device
bDeviceSubClass 2 ?
bDeviceProtocol 1 Interface Association
bMaxPacketSize0 64
bNumConfigurations 1
Device Status: 0x0000
(Bus Powered)
Making it Work
The Imaging Source DFG/USB2pro is now supported by mainline Linux kernel from version 4.16.
For older versions, one can use the following patch :
Drivers
The Conexant CX2310x driver can be used with the following patch:
diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index 54d9d0c..99c8b1a 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -896,6 +896,32 @@ struct cx231xx_board cx231xx_boards[] = {
},
},
},
+ [CX231XX_BOARD_THE_IMAGING_SOURCE_DFG_USB2_PRO] = {
+ .name = "The Imaging Source DFG/USB2pro",
+ .tuner_type = TUNER_ABSENT,
+ .decoder = CX231XX_AVDECODER,
+ .output_mode = OUT_MODE_VIP11,
+ .demod_xfer_mode = 0,
+ .ctl_pin_status_mask = 0xFFFFFFC4,
+ .agc_analog_digital_select_gpio = 0x0c,
+ .gpio_pin_status_mask = 0x4001000,
+ .norm = V4L2_STD_PAL,
+ .no_alt_vanc = 1,
+ .external_av = 1,
+ .input = {{
+ .type = CX231XX_VMUX_COMPOSITE1,
+ .vmux = CX231XX_VIN_1_1,
+ .amux = CX231XX_AMUX_LINE_IN,
+ .gpio = NULL,
+ }, {
+ .type = CX231XX_VMUX_SVIDEO,
+ .vmux = CX231XX_VIN_2_1 |
+ (CX231XX_VIN_2_2 << 8) |
+ CX25840_SVIDEO_ON,
+ .amux = CX231XX_AMUX_LINE_IN,
+ .gpio = NULL,
+ } },
+ },
};
const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
@@ -967,6 +993,8 @@ struct usb_device_id cx231xx_id_table[] = {
.driver_info = CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD},
{USB_DEVICE(0x15f4, 0x0135),
.driver_info = CX231XX_BOARD_ASTROMETA_T2HYBRID},
+ {USB_DEVICE(0x199e, 0x8002),
+ .driver_info = CX231XX_BOARD_THE_IMAGING_SOURCE_DFG_USB2_PRO},
{},
};
diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h
index 72d5937..65b039c 100644
--- a/drivers/media/usb/cx231xx/cx231xx.h
+++ b/drivers/media/usb/cx231xx/cx231xx.h
@@ -80,6 +80,7 @@
#define CX231XX_BOARD_TERRATEC_GRABBY 22
#define CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD 23
#define CX231XX_BOARD_ASTROMETA_T2HYBRID 24
+#define CX231XX_BOARD_THE_IMAGING_SOURCE_DFG_USB2_PRO 25
/* Limits minimum and default number of buffers */
#define CX231XX_MIN_BUF 4
--
Sample Kernel Output
[ 93.279127] usb 3-3: new high-speed USB device number 6 using xhci_hcd [ 93.431725] usb 3-3: New USB device found, idVendor=199e, idProduct=8002 [ 93.431728] usb 3-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 93.431729] usb 3-3: Product: DFG/USB2pro [ 93.431730] usb 3-3: Manufacturer: The Imaging Source [ 93.431731] usb 3-3: SerialNumber: 37710317 [ 93.986220] cx231xx 3-3:1.1: New device The Imaging Source DFG/USB2pro @ 480 Mbps (199e:8002) with 6 interfaces [ 93.986248] cx231xx 3-3:1.1: Identified as The Imaging Source DFG/USB2pro (card=25) [ 93.986455] i2c i2c-9: Added multiplexed i2c bus 11 [ 93.986493] i2c i2c-9: Added multiplexed i2c bus 12 [ 94.104761] cx25840 8-0044: cx23102 A/V decoder found @ 0x88 (cx231xx #0-0) [ 96.105113] cx25840 8-0044: loaded v4l-cx231xx-avcore-01.fw firmware (16382 bytes) [ 96.136864] cx231xx 3-3:1.1: v4l2 driver version 0.0.3 [ 96.228832] cx231xx 3-3:1.1: Registered video device video1 [v4l2] [ 96.228898] cx231xx 3-3:1.1: Registered VBI device vbi0 [ 96.228901] cx231xx 3-3:1.1: video EndPoint Addr 0x84, Alternate settings: 5 [ 96.228903] cx231xx 3-3:1.1: VBI EndPoint Addr 0x85, Alternate settings: 2 [ 96.228905] cx231xx 3-3:1.1: sliced CC EndPoint Addr 0x86, Alternate settings: 2 [ 96.229027] usbcore: registered new interface driver cx231xx [ 96.232691] cx231xx 3-3:1.1: audio EndPoint Addr 0x83, Alternate settings: 3 [ 96.232694] cx231xx 3-3:1.1: Cx231xx Audio Extension initialized
Hardware differences with other devices
Note that in this device, the GPIO 1 is connected to the Composite input while the S-Video input is connected to the GPIO 2 whereas in all the other similar devices (TerraTec_Grabby for example), these inputs are inverted.