[CentOS] Driver for Logitech QuickCam E2500 series webcam

Ned Slider ned at unixmail.co.uk
Tue Sep 22 17:58:35 UTC 2009


Andrew Allen wrote:
> On Mon, 2009-09-21 at 20:56 +0100, Ned Slider wrote:
>> Gavin Carr wrote:
>>> On Mon, Sep 21, 2009 at 06:12:43PM +0100, Andrew Allen wrote:
>>>> On Sat, 2009-09-19 at 12:16 -0700, Akemi Yagi wrote:
>>>>> On Sat, Sep 19, 2009 at 11:51 AM, Andrew Allen <andy.allen at virgin.net> wrote:
>>>>>> Does anybody know where I can find a driver for a Logitech E2500 webcam.
>>>>>> I'm running CentOS 5 on my desktop and want to add a webcam for skype
>>>>>> use. If I can yum install a driver from one of the repos that would be
>>>>>> great.
>>>>>>
>>>>>> Andy
>>>>> You may want to check out this CentOS wiki:
>>>>>
>>>>> http://wiki.centos.org/AdditionalResources/HardwareList/Webcams
>>>> Thanks - so do I just yum install dkms.noarch
>>>> 2.0.22.0-1.el5.rf  from rpmforge?
>>> No, 'yum install dkms-gspca'. That will pick up dkms as well if required.
>>>
>>>
>>>>> and also ELRepo's kmod-video4linux driver:
>>>>>
>>>>> http://elrepo.org/tiki/kmod-video4linux&highlight=webcam
>>>> Sorry - I don't understand what the actual package name is for this one
>>>> and how do I install it?
>>> rpm -Uvh http://elrepo.org/elrepo-release-0.1-1.el5.elrepo.noarch.rpm
>>> yum install kmod-video4linux
>>>
>>>
>>> You don't want both though - try one, and if that doesn't work uninstall
>>> it and try the other.
>>>
>>> Cheers,
>>> Gavin
>>>
>> I would go with the elrepo driver (but I'm biased) as it's more recent 
>> whereas the older gspca driver is now merged in the V4L/DVB tree.
>>
>> Gavin gave details above on how to install :)
> 
> Thanks,
> I've installed the driver as above from elrepo - OK except that I got
> these error messages:
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36050.ko
> needs unknown symbol videocodec_unregister
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36050.ko
> needs unknown symbol videocodec_register
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36067.ko
> needs unknown symbol videocodec_detach
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36067.ko
> needs unknown symbol videocodec_attach
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36060.ko
> needs unknown symbol videocodec_unregister
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36060.ko
> needs unknown symbol videocodec_register
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36016.ko
> needs unknown symbol videocodec_unregister
> WARNING: /lib/modules/2.6.18-8.el5/weak-updates/video4linux/zr36016.ko
> needs unknown symbol videocodec_register
> 

That's a known issue with older kernels - don't worry about those warnings.

> Skype detected a camera OK but it doesn't seem to work - and when I
> click the 'test' button it just closes skype down! Any ideas please?
> 

Is it a bug with Skype or the Video4Linux driver?

> Andy
> 



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