> Subject: Re: [PATCH] usb: xhci: Less verbose tracing of short receives
>
> On Thu, 31 Oct 2013, David Laight wrote:
>
> > Only receive TD can have a transfer length less than the transfer size,
>
> Without commenting on the patch itself, let me point out that this
> statement is wrong. An OUT transfer can terminate early for several
> reasons. They are all error conditions, however, whereas an IN
> transfer can terminate early without any error.
That is a bit of a nit-pick.
The TRB completion code of 'Short packet' (13) only applies to
IN transfers, if all the data of a OUT transfer isn't sent then a
different error code is returned.
David
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