Re: ISP CCDC freeze-up on STREAMON

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Hi Michael,

On Fri, Aug 05, 2011 at 11:33:20AM +0200, Michael Jones wrote:
> Hi Laurent,
> 
> On 07/20/2011 10:47 AM, Laurent Pinchart wrote:
...
> > I've tested this with a serial CSI-2 sensor and a parallel sensor (MT9V032, in 
> > both 8-bit and 10-bit modes, albeit with SGRBG8 instead of GREY for the 8-bit 
> > mode), and I can't reproduce the issue.
> > 
> > I thought I've asked you already but can't find this in my mailbox, so I 
> > apologize if I have, but could you try increasing vertical blanking and see if 
> > it helps ?
> > 
> 
> I think that was the first time you suggested that. Indeed, if I stretch
> out the time between frames, the problem goes away. I haven't tested it
> precisely to see how long it needs to be to work correctly. But what
> does this tell me? This isn't a very appealing fix as 1) I would have to

What works and what does not (in ISO units preferrably)?

Sometimes (at least) sensor minimum vertival blanking is enough.

-- 
Sakari Ailus
sakari.ailus@xxxxxx
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