Re: USB resume issue

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On Tue, 1 Dec 2015, Oliver Neukum wrote:

> On Tue, 2015-12-01 at 10:41 -0500, Alan Stern wrote:
> > > A recent patch, 7fa40910e0bf5ef32eca49595d950cb24f6402bf, added a
> > > CONNECTED retry for a different reason and I could simply increase
> > > this retry time. Any thoughts?
> > 
> > I don't know.  You've got a non-compliant host combined with an 
> > excessively slow device.  It seems unwise to penalize everybody by 
> > slowing down their resumes (by 500 ms!) just because of this one 
> > bad combination.
> > 
> > On the other hand, I don't have any better ideas.
> 
> Yet another quirk. Assume this to be necessary only if the port
> was connected to a quirky device before loss of power.

Yeah, okay.  Although we have no way to know that the non-compliant
host controller turned off the port power.

Alan, can you provide the vendor and product IDs for your USB-3 flash
drive?  Or would you prefer to write a patch yourself?

Alan Stern

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