Re: v4l2: ioctl queue buffer failed: No space left on device

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On Fri, Feb 27, 2009 at 12:25 AM, Robert Krakora
<rob.krakora@xxxxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Feb 26, 2009 at 4:07 PM, Robert Krakora
> <rob.krakora@xxxxxxxxxxxxxxxxxxxxx> wrote:
>> All:
>>
>> I have vlc running a v4l2 supported web cam (runs great for both audio
>> and video).  However, when I start up my em28xx based device in analog
>> mode via mplayer I see this message:
>>
>> v4l2: ioctl queue buffer failed: No space left on device
>>
>> I have to take down vlc to start up my em28xx based device in analog
>> mode via mplayer.  I assume there is probably no kmalloc memory
>> available, but I am not for sure as I have not looked at the source
>> yet.
>>
>> Best Regards,
>>
>> --
>> Rob Krakora
>> Senior Software Engineer
>> MessageNet Systems
>> 101 East Carmel Dr. Suite 105
>> Carmel, IN 46032
>> (317)566-1677 Ext. 206
>> (317)663-0808 Fax
>>
>
> All:
>
> It appears as though Markus identified this problem three years ago as
> possibly a bug in the USB stack (see below).  The other device that
> shares the USB bus with the KWorld 330U em28xx device is a VF0560
> Live! Cam Optia AF webcam.  Any suggestions or comments are welcome.
> ;-)
>

try to load the driver with the alt=3 parameter then it should work out.

regards,
Markus

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