Re: omap3isp as a wakeup source

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Hi Enrico,

On Monday 12 September 2011 16:50:42 Enrico wrote:
> 
> While testing omap3isp+tvp5150 with latest Deepthy bt656 patches
> (kernel 3.1rc4) i noticed that yavta hangs very often when grabbing
> or, if not hanged, it grabs at max ~10fps.
> 
> Then i noticed that tapping on the (serial) console made it "unblock"
> for some frames, so i thought it doesn't prevent the cpu to go
> idle/sleep. Using the boot arg "nohlt" the problem disappear and it
> grabs at a steady 25fps.
> 
> In the code i found a comment that says the camera can't be a wakeup
> source but the camera powerdomain is instead used to decide to not go
> idle, so at this point i think the camera powerdomain is not enabled
> but i don't know how/where to enable it. Any ideas?

Could that be related to the OMAP3 ISP driver not implementing the runtime PM 
API ?

-- 
Regards,

Laurent Pinchart
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