[RFC] [PATCH] usbatm.[ch]: multiple changes

Roman Kagan rkagan at mail.ru
Thu Apr 7 04:21:46 EDT 2005

On Wed, Apr 06, 2005 at 11:16:08PM +0200, matthieu castet wrote:
> Roman Kagan wrote:
> >http://benoit.papillault.free.fr/usbsnoop/
> It show me that even if I select bulk mode it still use iso !!!

Didn't expect the windows driver to give this level of control to the
user...  Maybe it just didn't take immediate effect, and the modem has
to be replugged for the driver to change the transfer mode?

> For information windows driver use 16 urb of 265 with 12 Packets.

Is the number of urbs published by the driver, or you figure it out from
the usbsnoop.log?  I don't seem to be able to do it with mine, can you
please tell me how?

> And the status of urb is c0000005...

Ups...  AFAICT from


that means USBD_HALTED(status) is true, and the status is equal to 
USBD_STATUS_DEV_NOT_RESPONDING.  BTW are you talking about the urb
status or the iso packet status?  The sniffer version I've got doesn't
seem to print the urb status (or at least I don't know where to look for


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