Re: Chicony Electronics 04f2:b1b4 webcam device unsupported (yet)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Michael,

On Saturday 17 July 2010 15:25:08 Michael Kromer wrote:
> Am 17.07.2010 10:57, schrieb Laurent Pinchart:
> > On Saturday 17 July 2010 10:34:20 Michael Kromer wrote:
> >> On 07/16/2010 07:14 PM, Pete Eberlein wrote:
> >>> On Fri, 2010-07-16 at 18:32 +0200, Michael Kromer wrote:
> >>>> I have bought myself a rather new Lenovo Thinkpad X100e, and there is
> >>>> no support for the webcam device in the current (2.6.34) kernel
> >>>> (yet). 2.6.35 doesn't seem to have a driver for it either. Is there
> >>>> any possibility for one of you guys to take a look at it?
> >>> 
> >>> The descriptors look like a standard USB Video Class device.  Do you
> >>> have the uvcvideo module loaded?  Then have a look at your dmesg output
> >>> to see why it isn't working.
> >> 
> >> my problem is:
> >> 
> >> [ 2578.903972] uvcvideo: Found UVC 1.00 device Integrated Camera
> >> (04f2:b1b4) [ 2578.905121] input: Integrated Camera as
> >> /devices/pci0000:00/0000:00:13.2/usb2/2-2/2-2:1.0/input/input10
> >> [ 2578.905224] usbcore: registered new interface driver uvcvideo
> >> [ 2578.905228] USB Video Class driver (v0.1.0)
> >> 
> >> It is indeed registred as video device, however, everytime i use some
> >> program (i tried cheese) to use /dev/video0 I get the following:
> >> 
> >> [ 2741.757993] uvcvideo: Failed to query (130) UVC control 5 (unit 3) :
> >> -32 (exp. 1).
> > 
> > Could you please send me the output of
> > 
> > lsusb -v -d 04f2:b1b4
> 
> Bus 002 Device 003: ID 04f2:b1b4 Chicony Electronics Co., Ltd

[snip]

Thanks. You're the second one in a few weeks to report a bug that has been 
there for years. Could you please try the following patch ? It should end up 
in the mainline kernel in 2.6.36 (2.6.35 might be possible, depending on when 
Mauro comes back from holidays).

http://git.linuxtv.org/v4l-
dvb.git?a=commitdiff;h=9c3b10b53875279306d8464fe9b24fa634329fc8;hp=f06b9bd4c62ef93f9467a1432acf2efa84aa3456

-- 
Regards,

Laurent Pinchart
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux