Re: Help with USB3 suspend/resume issue

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Am Dienstag, 24. August 2010, 02:06:09 schrieb Sarah Sharp:
> Today is just the day for random questions from me. :)
> 
> I heard that Windows developers have encountered USB devices that don't
> remember their "brains" (configuration/alt settings) across a system
> suspend or hibernate.  Do we have any such work-arounds in Linux?

Yes, we set the quirk USB_QUIRK_RESET_RESUME. That will reinit
the device anew.

> What
> happens if a device thinks it's using alt setting 0, and the USB core
> thinks alt setting 1 is used after a resume?

Unknown. Probably the device will stall sooner or later.

	Regards
		Oliver
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