Re: webcam /dev/video missing / ERROR opening V4L interface

2014-01-23 Thread Robin
On 22 January 2014 17:29, Robin rc.rattusrat...@gmail.com wrote:
 Was working a couple of months ago, now it's not.

 Sid: 3.12-1-amd64 #1 SMP Debian 3.12.8-1 (2014-01-19) x86_64 GNU/Linux
 and 3.11-2 debian kernels

 ls /dev/video
 ls: cannot access /dev/video: No such file or directory

 webcam logitech c920

 lsusb
 Bus 009 Device 009: ID 046d:082d Logitech, Inc. HD Pro Webcam C920

 lsmod | grep v4
 v4l2_common12995  0
 videodev  113380  3 uvcvideo,v4l2_common,videobuf2_core
 i2c_core   24092  4 i2c_piix4,nvidia,v4l2_common,videodev

 lsmod | grep uvc
 uvcvideo   78960  0
 videobuf2_vmalloc  12816  1 uvcvideo
 videobuf2_core 35155  1 uvcvideo
 videodev  113380  3 uvcvideo,v4l2_common,videobuf2_core
 media  18303  2 uvcvideo,videodev
 usbcore   154167  9
 usblp,uvcvideo,usb_storage,ohci_hcd,ohci_pci,ehci_hcd,ehci_pci,usbhid,xhci_hcd

 luvcview
 luvcview 0.2.6

 SDL information:
   Video driver: x11
   A window manager is available
 Device information:
   Device path:  /dev/video0
 ERROR opening V4L interface: No such file or directory


 Grepping /lib/udev for '/dev/video' returned no hits.




 Thanks

 --
 rob

Answer:
Device detection timeout when connected to external usb hub, moved to
motherboard usb port which turned out to be faulty. Moved to another
m'board usb port  and now works as expected.

-- 
rob


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webcam /dev/video missing / ERROR opening V4L interface

2014-01-22 Thread Robin
Was working a couple of months ago, now it's not.

Sid: 3.12-1-amd64 #1 SMP Debian 3.12.8-1 (2014-01-19) x86_64 GNU/Linux
and 3.11-2 debian kernels

ls /dev/video
ls: cannot access /dev/video: No such file or directory

webcam logitech c920

lsusb
Bus 009 Device 009: ID 046d:082d Logitech, Inc. HD Pro Webcam C920

lsmod | grep v4
v4l2_common12995  0
videodev  113380  3 uvcvideo,v4l2_common,videobuf2_core
i2c_core   24092  4 i2c_piix4,nvidia,v4l2_common,videodev

lsmod | grep uvc
uvcvideo   78960  0
videobuf2_vmalloc  12816  1 uvcvideo
videobuf2_core 35155  1 uvcvideo
videodev  113380  3 uvcvideo,v4l2_common,videobuf2_core
media  18303  2 uvcvideo,videodev
usbcore   154167  9
usblp,uvcvideo,usb_storage,ohci_hcd,ohci_pci,ehci_hcd,ehci_pci,usbhid,xhci_hcd

luvcview
luvcview 0.2.6

SDL information:
  Video driver: x11
  A window manager is available
Device information:
  Device path:  /dev/video0
ERROR opening V4L interface: No such file or directory


Grepping /lib/udev for '/dev/video' returned no hits.




Thanks

-- 
rob


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