ov519 webcam not loading modules/dev in Gentoo

[Robyn M]

On Sat, 2006-07-22 at 16:27 +0930, Robert Golding wrote:
> I have been given a DSE XH5096 Internet Camera + Microphone.
> 
>       Camera specs:
>       DSE XH5096 Internet Camera + Microphone
>       OmniVision Ov519 chipset
>       USB 1.1
>       24bit/16.7M colours/RGB
> 
> 
> My problem is that while it is found and recognised by the system as a
> device, the required modules are not being loaded in by Udev/Hotplug.
> 
> As you can see below, the device is present, it just doesn't load the
> module/s or create the device, I assume /dev/video1.
> 
> I know that v4l and other required kernel bit are there as I have a
> working TV card on video0 and radio0.
> 
> When I modprobe ov511 and ovcamchip they install but do nothing except
> show up under lsmod without any tie-ins.
> 
> I have tried it with the drivers hard wired into the kernel, but with
> the same sad results.
> 
> My distro is Gentoo
> 
> //------> command line outputs ---->

> one rob # cat /proc/bus/usb/devices
> //snip
> T:  Bus=03 Lev=01 Prnt=01 Port=02 Cnt=02 Dev#=  3 Spd=12  MxCh= 0
> D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
> P:  Vendor=05a9 ProdID=8519 Rev= 1.00
> S:  Manufacturer=OmniVision Technologies, Inc.
> S:  Product=USB Camera
> C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr=500mA
> I:  If#= 0 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)
The end of the above line is your problem Driver=(none) it doesn't know
what driver to use for your camera.

> E:  Ad=81(I) Atr=01(Isoc) MxPS=   0 Ivl=1ms
> I:  If#= 0 Alt= 1 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)

You need to have the modules videodev loaded also.

This is what came up in dmesg when I plugged in my camera. It's a plain
no-name camera but it works.

usb 2-1: new full speed USB device using uhci_hcd and address 3
Linux video capture interface: v1.00
drivers/usb/media/ov511/ov511.c: USB OV511+ video device found
drivers/usb/media/ov511/ov511.c: model: Unknown
drivers/usb/media/ov511/ov511.c: Camera type (96) not recognized
drivers/usb/media/ov511/ov511.c: Please notify mark at alpha.dyndns.org of
the name,
drivers/usb/media/ov511/ov511.c: manufacturer, model, and this number of
your camera.
drivers/usb/media/ov511/ov511.c: Also include the output of the
detection process.
drivers/usb/media/ov511/ov511.c: i2c write retries exhausted
drivers/usb/media/ov511/ov511.c: Sensor is an OV6620
drivers/usb/media/ov511/ov511.c: Device at usb-0000:00:10.1-1 registered
to minor 0
usbcore: registered new driver ov511
drivers/usb/media/ov511/ov511.c: v1.64 for Linux 2.5 : ov511 USB Camera
Driver
-----------------------------------------------------------------------
lsusb gives this

Bus 004 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
Bus 003 Device 001: ID 0000:0000
Bus 002 Device 003: ID 05a9:a511 OmniVision Technologies, Inc. OV511+
WebCam
Bus 002 Device 001: ID 0000:0000
-----------------------------------------------------------------------
cat /proc/bus/usb/devices gives this
<snip>
T:  Bus=02 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  3 Spd=12  MxCh= 0
D:  Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=05a9 ProdID=a511 Rev= 1.00
C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=500mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS=   0 Ivl=1ms
I:  If#= 0 Alt= 1 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS=  33 Ivl=1ms
I:  If#= 0 Alt= 2 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS= 129 Ivl=1ms
I:  If#= 0 Alt= 3 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS= 257 Ivl=1ms
I:  If#= 0 Alt= 4 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS= 385 Ivl=1ms
I:  If#= 0 Alt= 5 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS= 513 Ivl=1ms
I:  If#= 0 Alt= 6 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS= 769 Ivl=1ms
I:  If#= 0 Alt= 7 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=ov511
E:  Ad=81(I) Atr=01(Isoc) MxPS= 961 Ivl=1ms
</snip>
------------------------------------------------------------------
There is a webcam howto now. This is the website for the drivers
http://alpha.dyndns.org/ov511/

hth

Robyn