cafe_ccic smbus issues
dilinger at laptop.org
Thu Apr 26 15:37:45 EDT 2007
Jonathan Corbet wrote:
> Andres Salomon <dilinger at laptop.org> wrote:
>> Huh. Note that uncommenting out the mdelays in cafe_ctlr_power_up()
>> causes the timeout errors to go away. However, the camera still does
>> not display an image..
> OK...well....something has clearly changed. Among other things, it
> seems that, somehow, the sensor is taking longer to get itself in order
> once the power goes on.
> After that, though, "does not display an image" is a bit of a vague
> description. Is the controller returning blank images to the
> application, or do things just stop? Is the interrupt count in
> /proc/interrupts going up?
> Do you have a pre-B3 you could send this way so I could look at this
> more directly?
I'm not sure if the interrupt count is going up; it just displays a
white square. If I click the button to take a picture, the busy-cursor
keeps spinning forever.
That was the first pre-b3 I'd seen; hopefully more are on the way...
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