Am Montag, 21. Januar 2008 13:21:01 schrieb Pandita, Vikram:
>
> I have a general query on EHCI manual suspend/resume behavior.
>
> For EHCI HCD, On doing a manual suspend of a device using sysfs power/level,
> what happens of the already submitted URBs?
>
> are the URBs completed with whatever data has been sent? Or
> URB context is maintained and are restarted on a RESUME?
The driver's suspend() method is called. It has to deal with outstanding
URBs, either waiting briefly for them or canceling them. Likewise a driver
is responsible for resubmitting URBs upon resume().
This behavior is independent of the HCD used.
HTH
Oliver
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