On Fri, 1 Feb 2008, Oliver Neukum wrote:

> Am Freitag, 1. Februar 2008 20:16:05 schrieb Alan Stern:
> > I'm speculating that the device doesn't need the clear-halt for ep0 at
> > all; Robert should be able to check whether that's true or not.  It
> > seems clear that the clear-halts for the bulk endpoints are causing
> > problems.
> 
> What's clear about that? The available traces would also be compatible
> with the device needing a clear halt on ep0. We should investigate whether
> the device can cope with clearing halts on all endpoints before we talk
> additional quirks.

The key fact was that after receiving the clear-halt requests for the 
bulk endpoints, the device sent back a garbage 13-byte packet in 
response to an INQUIRY command.  But I admit, it's only intuition 
saying that the clear-halts were the underlying cause of the problem.

We're all waiting to hear what Robert finds.

Alan Stern

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