From: Oliver Neukum <oliver@neukum.org>
To: Greg KH <greg@kroah.com>
Cc: Denny Priebe <spamtrap@siglost.org>, linux-kernel@vger.kernel.org
Subject: Re: Repeated USB disconnect and reconnect with Wacom Intuos3 6x11 tablet
Date: Thu, 15 Dec 2005 19:03:54 +0100 [thread overview]
Message-ID: <200512151903.54690.oliver@neukum.org> (raw)
In-Reply-To: <20051215163122.GC14512@kroah.com>
Am Donnerstag, 15. Dezember 2005 17:31 schrieb Greg KH:
> > Could it be that the usb driver doesn't check for a connect status change
> > while there's a process reading /dev/input/{mouse,event}? so that I do not
> > see these disconnects while reading the tablet data?
>
> No, it's an electronic signal happening on the USB hub, the hub notifies
> the kernel when a disconnect happens, it has nothing to do with the
> driver connected to the actual device.
>
> So I really think that this is an electronic issue, sorry. Can you
> return this device and get a replacement one?
We start the URB on open and stop it on close. Is it possible that
Windows keeps it on all the time and we have a device that is so
broken it cannot cope with anything else?
Regards
Oliver
next prev parent reply other threads:[~2005-12-15 18:03 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-13 18:46 Denny Priebe
2005-12-13 19:38 ` Greg KH
2005-12-15 14:42 ` Denny Priebe
2005-12-15 16:31 ` Greg KH
2005-12-15 18:03 ` Oliver Neukum [this message]
2005-12-30 21:10 ` Denny Priebe
2005-12-16 15:38 Andrew Burgess
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