Re: [Patch 2/2] usb/serial/mct_usb232: add delay on close

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Am Sonntag, 6. Dezember 2009 01:04:35 schrieb Alan Cox:
> > I suppose cdc-acm should do likewise, shouldn't it?
> 
> Looking at the code ACM seems to carefully wait for all the URBS to come
> in so if the ACM hardware returns the URB at the point it has left any
> internal buffering then the current code looks correct.
> 
> Does the standard say anything about the expected behaviour if you issue
> a write of data then a modem line change - are they executed in order ?

The spec is silent on that.

	Regards
		Oliver
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