Hi Sakari, From: Sakari Ailus <sakari.ailus@xxxxxx> Sent: Monday, 8 October 2012, 23:33 Hi, On Sat, Oct 06, 2012 at 02:47:44PM +0100, P Jackson wrote: > I'm trying to get an mt9t001 sensor board working on a Gumstix Overo board using the latest omap3isp-omap3isp-stable branch from the linuxtv.org/media.git repository. > > When I 'modprobe omap3-isp' I see: > > Linux media interface: v0.10 > Linux video capture interface: v2.00 > omap3isp omap3isp: Revision 15.0 found > omap-iommu omap-iommu.0: isp: version 1.1 > mt9t001 3-005d: Probing MT9T001 at address 0x5d > mt9t001 3-005d: MT9T001 detected at address 0x5d > > I then do: > > media-ctl -r > media-ctl -l '"mt9t001 3-005d":0->"OMAP3 ISP CCDC":0[1]' > media-ctl -l '"OMAP3 ISP CCDC":1->"OMAP3 ISP CCDC output":0[1]' > media-ctl -V '"mt9t001 3-005d":0 [SGRBG10 2048x1536]' > media-ctl -V '"OMAP3 ISP CCDC":1 [SGRBG10 2048x1536]' > > Followed by: > > yavta -p -f SGRBG10 -s 2048x1536 -n 4 --capture=1 /dev/video2 file=m.bin > > > For which I get: > > Device /dev/video2 opened. > Device `OMAP3 ISP CCDC output' on `media' is a video capture device. > Video format set: SGRBG10 (30314142) 2048x1536 (stride 4096) buffer size 6291456 > Video format: SGRBG10 (30314142) 2048x1536 (stride 4096) buffer size 6291456 > 4 buffers requested. > length: 6291456 offset: 0 > Buffer 0 mapped at address 0x40272000. > length: 6291456 offset: 6291456 > Buffer 1 mapped at address 0x4096b000. > length: 6291456 offset: 12582912 > Buffer 2 mapped at address 0x4102f000. > length: 6291456 offset: 18874368 > Buffer 3 mapped at address 0x416ac000. > Press enter to start capture > > After pressing enter I get: > > omap3isp omap3isp: no pixel rate control in subdev mt9t001 3-005d > Unable to start streaming: Invalid argument (22). Really? Could you check if you have this patch in your tree? --- commit 0bc77f3f06fcf2ca7b7fad782d70926cd4d235f1 Author: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Date: Wed May 9 09:55:57 2012 -0300 [media] mt9t001: Implement V4L2_CID_PIXEL_RATE control The pixel rate control is required by the OMAP3 ISP driver and should be implemented by all media controller-compatible sensor drivers. Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> --- I have checked my tree and cannot find that patch. Regards, Pete -- 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
