Re: usb : mass storage : short_not_ok for non usb3 udc

[Rajaram R <rajaram.officemail@xxxxxxxxx>]

On Wed, Jul 25, 2012 at 10:51 PM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote:
> On Wed, 25 Jul 2012, Rajaram R wrote:
>
>> >> > There's one thing I don't get.  The message talks about musb but the code
>> >> > checks for non Super Speed devices.  So maybe the code is correct, maybe
>> >> > it's not, but the message does not really explain it (at least to me).
>> >> >
>> >> Please let me know if this thread sets the context ?
>> >>
>> >> http://www.spinics.net/lists/linux-usb/msg64938.html
>> >
>> > I don't understand this either.  What's wrong with setting short_not_ok
>> > while at SuperSpeed?  It shouldn't force the use of a bounce buffer.
>> >
>>
>> I have just brought back some code removed by patch "usb: fix mass
>> storage gadgets to work with Synopsys UDC".
>
> Maybe while bringing it back you can remove the checks for SuperSpeed.
> Is there any reason to keep them?

Looks like it is required for DWC.

>
> Alan Stern
>
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