On Monday 07 November 2011 12:08:15 Gary Thomas wrote: > On 2011-11-06 15:26, Chris Whittenburg wrote: > > On Fri, Nov 4, 2011 at 6:49 AM, Laurent Pinchart wrote: > >> On Tuesday 25 October 2011 04:48:13 Chris Whittenburg wrote: > >>> I'm using oe-core to build the 3.0.7+ kernel, which runs fine on my > >>> beagleboard-xm. > >> > >> You will need board code to register the OMAP3 ISP platform device that > >> will then be picked by the OMAP3 ISP driver. Example of such board code > >> can be found at > >> > >> http://git.linuxtv.org/pinchartl/media.git/commit/37f505296ccd3fb055e03b > >> 2ab15ccf6ad4befb8d > > > > I followed your example to add the MT9P031 support, and now I get > > /dev/media0 and /dev/video0 to 7. > > > > I don't have the actual sensor hooked up yet. > > > > If I try "media-ctl -p", I see lots of "Failed to open subdev device > > node" msgs. > > http://pastebin.com/F1TC9A1n > > > > This is with the media-ctl utility from: > > http://feeds.angstrom-distribution.org/feeds/core/ipk/eglibc/armv7a/base/ > > media-ctl_0.0.1-r0_armv7a.ipk > > > > I also tried with the latest from your media-ctl repository, but got > > the same msgs. > > > > Is this an issue with my 3.0.8 kernel not being compatible with > > current media-ctl utility? Is there some older commit that I should > > build from? Or maybe it is just a side effect of the sensor not being > > connected yet. > > Does your kernel config enable CONFIG_VIDEO_V4L2_SUBDEV_API? And does your system run udev, or have you created the device nodes manually ? -- 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
