Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750845AbVLOSD0 (ORCPT ); Thu, 15 Dec 2005 13:03:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750885AbVLOSD0 (ORCPT ); Thu, 15 Dec 2005 13:03:26 -0500 Received: from mail1.kontent.de ([81.88.34.36]:665 "EHLO Mail1.KONTENT.De") by vger.kernel.org with ESMTP id S1750844AbVLOSD0 convert rfc822-to-8bit (ORCPT ); Thu, 15 Dec 2005 13:03:26 -0500 From: Oliver Neukum To: Greg KH Subject: Re: Repeated USB disconnect and reconnect with Wacom Intuos3 6x11 tablet Date: Thu, 15 Dec 2005 19:03:54 +0100 User-Agent: KMail/1.8 Cc: Denny Priebe , linux-kernel@vger.kernel.org References: <20051213184600.GA4283@nostromo.dyndns.info> <20051215144254.GA19794@nostromo.dyndns.info> <20051215163122.GC14512@kroah.com> In-Reply-To: <20051215163122.GC14512@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200512151903.54690.oliver@neukum.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1019 Lines: 23 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/