Hi Oliver,
> > What are the semantics for usb_autopm_{get,put}_interface? Can we expect
> > to always get a suspend() and resume() callback?
>
> usb_autopm_get_interface() guarantees that after it returns successsfully
> the interface (and teh device with it) remains unautosuspended until you
> call usb_autopm_put_interface. The calls stack with a counter.
>
> You'll get a resume() callback only if the device was actually suspended.
so a device didn't start out suspended? Too bad, otherwise you could cut
the logic in the driver a lot.
I tried to run this on my Quad G5, but I never see suspend() or resume()
called. Do I have to do something to make autosuspend work?
Regards
Marcel
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