/: Bus 06.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M
/: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 480M
|__ Port 3: Dev 2, If 0, Class=Human Interface Device, Driver=usbfs, 12M
|__ Port 3: Dev 2, If 1, Class=Human Interface Device, Driver=usbfs, 12M
|__ Port 4: Dev 3, If 1, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 4: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, 12M
/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 4: Dev 2, If 0, Class=Vendor Specific Class, Driver=, 12M
|__ Port 4: Dev 2, If 2, Class=Human Interface Device, Driver=usbhid, 12M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 1: Dev 2, If 0, Class=Video, Driver=uvcvideo, 480M
|__ Port 1: Dev 2, If 1, Class=Video, Driver=uvcvideo, 480M
|__ Port 1: Dev 2, If 2, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 1: Dev 2, If 3, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 1: Dev 2, If 4, Class=Human Interface Device, Driver=usbhid, 480M
|__ Port 6: Dev 3, If 4, Class=Vendor Specific Class, Driver=, 480M
|__ Port 6: Dev 3, If 2, Class=Vendor Specific Class, Driver=, 480M
|__ Port 6: Dev 3, If 0, Class=Vendor Specific Class, Driver=, 480M
|__ Port 6: Dev 3, If 5, Class=Vendor Specific Class, Driver=, 480M
|__ Port 6: Dev 3, If 3, Class=Vendor Specific Class, Driver=, 480M
|__ Port 6: Dev 3, If 1, Class=Vendor Specific Class, Driver=cx231xx, 480M
|__ Port 6: Dev 3, If 6, Class=Vendor Specific Class, Driver=, 480M
May 5 13:09:34 sid kernel: [ 381.952993] usb 1-6: new high-speed USB device number 5 using xhci_hcd
May 5 13:09:34 sid kernel: [ 382.107511] usb 1-6: New USB device found, idVendor=07ca, idProduct=c039, bcdDevice=40.01
May 5 13:09:34 sid kernel: [ 382.107515] usb 1-6: New USB device strings: Mfr=1, Product=2, SerialNumber=3
May 5 13:09:34 sid kernel: [ 382.107516] usb 1-6: Product: AVerMedia C039 USB Pure Capture
May 5 13:09:34 sid kernel: [ 382.107517] usb 1-6: Manufacturer: AVerMedia TECHNOLOGIES, Inc.
May 5 13:09:34 sid kernel: [ 382.107518] usb 1-6: SerialNumber: 306025400622
May 5 13:09:34 sid kernel: [ 382.219037] cx231xx 1-6:1.1: New device AVerMedia TECHNOLOGIES, Inc. AVerMedia C039 USB Pure Capture @ 480 Mbps (07ca:c039) with 7 interfaces
May 5 13:09:34 sid kernel: [ 382.219382] cx231xx 1-6:1.1: can't change interface 4 alt no. to 3: Max. Pkt size = 0
May 5 13:09:34 sid kernel: [ 382.219386] cx231xx 1-6:1.1: Identified as Conexant VIDEO GRABBER (card=5)
May 5 13:09:34 sid kernel: [ 382.219836] i2c i2c-12: Added multiplexed i2c bus 14
May 5 13:09:34 sid kernel: [ 382.219851] i2c i2c-12: Added multiplexed i2c bus 15
May 5 13:09:34 sid kernel: [ 382.357885] cx25840 11-0044: cx23102 A/V decoder found @ 0x88 (cx231xx #0-0)
May 5 13:09:34 sid kernel: [ 382.384119] cx25840 11-0044: firmware: failed to load v4l-cx231xx-avcore-01.fw (-2)
May 5 13:09:34 sid kernel: [ 382.384123] cx25840 11-0044: Direct firmware load for v4l-cx231xx-avcore-01.fw failed with error -2
May 5 13:09:34 sid kernel: [ 382.434240] cx231xx 1-6:1.1: v4l2 driver version 0.0.3
May 5 13:09:35 sid kernel: [ 382.568099] cx231xx 1-6:1.1: Registered video device video2 [v4l2]
May 5 13:09:35 sid kernel: [ 382.568131] cx231xx 1-6:1.1: Registered VBI device vbi0
May 5 13:09:35 sid kernel: [ 382.568222] cx231xx 1-6:1.1: audio EndPoint Addr 0x83, Alternate settings: 3
May 5 13:09:35 sid kernel: [ 382.568224] cx231xx 1-6:1.1: video EndPoint Addr 0x84, Alternate settings: 5
May 5 13:09:35 sid kernel: [ 382.568226] cx231xx 1-6:1.1: VBI EndPoint Addr 0x85, Alternate settings: 2
May 5 13:09:35 sid kernel: [ 382.568227] cx231xx 1-6:1.1: sliced CC EndPoint Addr 0x86, Alternate settings: 2
May 5 13:09:35 sid kernel: [ 382.568228] cx231xx 1-6:1.1: TS EndPoint Addr 0x81, Alternate settings: 6