Trying to get a built-in webcam (Dell M4800 laptop) to work -- clues?

David Wolfskill david at
Fri Apr 17 11:37:20 UTC 2015

On Fri, Apr 17, 2015 at 08:21:38AM +0200, Hans Petter Selasky wrote:
> ...
> Hi,
> It might be the devd script which webcamd installs, which doesn't detect 
> your webcam. Can you dump the device descriptor using usbconfig for your 
> webcam?
> ...


g1-254(10.1-S)[49] usbconfig -d 1.3 dump_device_desc
ugen1.3: <LaptopIntegratedWebcamHD CN0767N972487515BSJWA01> at usbus1,
cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON (500mA)

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x00ef  <Miscellaneous device>
  bDeviceSubClass = 0x0002 
  bDeviceProtocol = 0x0001 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x0c45 
  idProduct = 0x64d0 
  bcdDevice = 0x4214 
  iManufacturer = 0x0002  <CN0767N972487515BSJWA01>
  iProduct = 0x0001  <Laptop_Integrated_Webcam_HD>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 




David H. Wolfskill				david at
Those who murder in the name of God or prophet are blasphemous cowards.

See for my public key.
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