Hi Gary, On Tuesday 30 August 2011 16:56:11 Gary Thomas wrote: > On 2011-08-30 08:20, Laurent Pinchart wrote: > > On Tuesday 30 August 2011 16:18:00 Gary Thomas wrote: > >> On 2011-08-30 08:08, Gary Thomas wrote: [snip] > >>> When I run 'media-ctl -p', I see the various nodes, etc, and they all > >>> look good except that I get lots of messages like this: > >>> - entity 5: OMAP3 ISP CCDC (3 pads, 9 links) > >>> type V4L2 subdev subtype Unknown > >>> pad0: Input v4l2_subdev_open: Failed to open subdev device node > >> > >> Could this be related to my missing [udev] device nodes? > > > > It could be. You need the /dev/video* and /dev/v4l-subdev* device nodes. > > Yes, that helped a lot. When I create the devices by hand, I can now see > my driver starting to be accessed (right now it's very much an empty stub) > > Any ideas why udev (version 164) is not making these nodes automatically? I'm sorry, I don't. You're not the first person to report this though. It would be nice if you could explain how you solved the issue when you'll find the solution. -- 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