Am Samstag, 26. Juni 2004 20:04 schrieb David Brownell:
> Oliver Neukum wrote:
>
> > Isn't a driver that's not switching to altsetting 0 in its suspend() buggy?
>
> Why would it want to? It's supposed to come back into the same
> state that it was before the suspend, including config+altsettings.
But going back is the job of resume(). Shouldn't the device be quiet
in between?
> >>(In principle we could get around this. If there were an addition to the
> >>API for usb_drivers, a notification function for warning about impending
> >>resets, then we could simply notify all the children's drivers. But there
> >>isn't such an API, and it's not likely to arrive during 2.6.)
> >
> >
> > There is. Suspend() and resume().
>
> Erm, no. Those are for suspend and resume, not about_to_reset().
Why?
Suspend() is a command:
- save state
- quiet down
- leave the device alone until further notice
Resume():
- restore state
- you may use it again
Exactly what is needed.
Regards
Oliver
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