[CentOS] CentOS 6.6: Webcam problem

Thu Dec 18 01:54:40 UTC 2014
Mark LaPierre <marklapier at gmail.com>

On 12/12/14 21:28, Mark LaPierre wrote:
> On 12/12/14 04:08, Ron Yorston wrote:
>> Last month we discussed the problems with webcams in CentOS 6 and I
>> raised Bugzilla #1158988 with Red Hat.  This bug has now been declared
>> a duplicate of 1145805.  Unfortunately I'm unable to access that report
>> so although I know Red Hat are looking into the matter I don't know
>> what they're doing.
>>
>> Ron
>> _______________________________________________
>> CentOS mailing list
>> CentOS at centos.org
>> http://lists.centos.org/mailman/listinfo/centos
>>
> Yes, I reported this same issue a couple of weeks ago.
>
> -------- Start Forwarded Message --------
> Subject: USB Camera Not Working after 6.6 update
> Date: Sat, 29 Nov 2014 18:19:44 -0500
> From: Mark LaPierre <marklapier at aol.com>
> To: Mail List CentOS Users <centos at centos.org>, Mark LaPierre
> <marklapier at aol.com>
>
> Hey all,
>
> The 6.5 to 6.6 update broke several items that I've discussed here.
> Some I have solved, others I had differed.  Now I want to talk about my
> web cam issues.  I have two web cams.  This is what dmesg has to say
> when I plug them in and try to access them with Cheese Webcam Booth:
>
> # Unplugged dev 2 camera
> usb 1-1: USB disconnect, device number 2
> # Plugged in dev 4 camera
> usb 1-1: new high speed USB device number 4 using ehci_hcd
> usb 1-1: New USB device found, idVendor=1e4e, idProduct=0102
> usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> usb 1-1: Product: USB2.0 Camera
> usb 1-1: Manufacturer: Etron Technology, Inc.
> usb 1-1: configuration #1 chosen from 1 choice
> uvcvideo: Found UVC 1.00 device USB2.0 Camera (1e4e:0102)
> uvcvideo: UVC non compliance - GET_DEF(PROBE) not supported. Enabling
> workaround.
> input: USB2.0 Camera as
> /devices/pci0000:00/0000:00:10.4/usb1/1-1/1-1:1.0/input/input6
> # Attempted to connect from Cheese Webcam Booth.  This camera has no
> pilot light but fails to connect just like the other one.
> uvcvideo: Failed to submit URB 0 (-28).
>
> # Unplugged dev 4 camera
> usb 1-1: USB disconnect, device number 4
> # Plugged in dev 2 camera
> usb 1-1: new high speed USB device number 5 using ehci_hcd
> usb 1-1: New USB device found, idVendor=0ac8, idProduct=3420
> usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> usb 1-1: Product: Venus USB2.0 Camera
> usb 1-1: Manufacturer: Vimicro Corp.
> usb 1-1: configuration #1 chosen from 1 choice
> uvcvideo: Found UVC 1.00 device Venus USB2.0 Camera (0ac8:3420)
> input: Venus USB2.0 Camera as
> /devices/pci0000:00/0000:00:10.4/usb1/1-1/1-1:1.0/input/input7
> # Attempted to connect from Cheese Webcam Booth.  This camera has a
> pilot light that lights when I try to connect then goes out after a
> second of so.
> uvcvideo: Failed to submit URB 0 (-28).
>
> Anyone want to take a whack at solving this issue?
>
> CentOS release 6.6 (Final)
>
> Linux mushroom.patch 2.6.32-504.1.3.el6.i686 #1 SMP Tue Nov 11 16:30:09
> UTC 2014 i686 i686 i386 GNU/Linux
> -------- End Forwarded Message --------
>
> Well here's an update.  My kids gave me enough shiny bits for Christmas
> so that I could assemble my new eight core machine to the point where I
> could start it up.  No, it's not finished yet, but it's running like a
> scalded cat.
>
> I made a clean new 64 bit install of 6.6 from the install DVD and then
> ran yum update.  The web cam does not work with the new 64 bit machine
> either.  I'm looking forward to the day when the kernel patch arrives.
>

Oh look, new kernel:

Linux mushroom.patch 2.6.32-504.3.3.el6.i686 #1 SMP Tue Dec 16 22:55:44
UTC 2014 i686 i686 i386 GNU/Linux

Maybe one of my web cams will work now, NOT!  Still waiting for the
kernel patch that will fix the web cam defect.

-- 
    _
   °v°
  /(_)\
   ^ ^  Mark LaPierre
Registered Linux user No #267004
https://linuxcounter.net/
****