Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750731AbWBGQjJ (ORCPT ); Tue, 7 Feb 2006 11:39:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750792AbWBGQjJ (ORCPT ); Tue, 7 Feb 2006 11:39:09 -0500 Received: from dsl093-040-174.pdx1.dsl.speakeasy.net ([66.93.40.174]:43189 "EHLO aria.kroah.org") by vger.kernel.org with ESMTP id S1750731AbWBGQjI (ORCPT ); Tue, 7 Feb 2006 11:39:08 -0500 Date: Tue, 7 Feb 2006 08:39:21 -0800 From: Greg KH To: "Fr?d?ric L. W. Meunier" <2@pervalidus.net> Cc: linux-kernel@vger.kernel.org Subject: Re: What causes "USB disconnect" ? Message-ID: <20060207163921.GA10739@kroah.com> References: <20060207002749.GA6774@kroah.com> <964857280602061706n72a9ebbeo9a1930f2b0993e0b@mail.gmail.com> <964857280602061812m748d19bew5ef0777e24359029@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <964857280602061812m748d19bew5ef0777e24359029@mail.gmail.com> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2168 Lines: 51 On Tue, Feb 07, 2006 at 12:12:58AM -0200, Fr?d?ric L. W. Meunier wrote: > On 2/6/06, Fr?d?ric L. W. Meunier wrote: > > When it happened, his lights turned off. I pressed a button, but > > nothing happened. Then, I ignored it and it returned after the minutes > > you see from the log. > > It happened again. This, after an uptime of 3 days and a few hours. > > Feb 6 23:59:00 pervalidus kernel: usb 1-2: USB disconnect, address 5 > Feb 6 23:59:39 pervalidus kernel: usb 1-2: new low speed USB device > using uhci_hcd and address 6 > Feb 6 23:59:40 pervalidus kernel: usb 1-2: configuration #1 chosen > from 1 choice > Feb 6 23:59:44 pervalidus kernel: input: Logitech Inc. WingMan > RumblePad as /class/input/input5 > Feb 6 23:59:44 pervalidus kernel: input: USB HID v1.10 Joystick > [Logitech Inc. WingMan RumblePad] on usb-0000:00:10.0-2 > Feb 6 23:59:44 pervalidus kernel: usb 1-2: USB disconnect, address 6 > Feb 6 23:59:47 pervalidus kernel: usb 1-2: new low speed USB device > using uhci_hcd and address 7 > Feb 6 23:59:47 pervalidus kernel: usb 1-2: configuration #1 chosen > from 1 choice > Feb 6 23:59:57 pervalidus kernel: > /usr/local/src/kernel/linux-2.6.16/drivers/usb/input/hid-core.c: > timeout initializing reports > Feb 6 23:59:57 pervalidus kernel: input: Logitech Inc. WingMan > RumblePad as /class/input/input6 > Feb 6 23:59:57 pervalidus kernel: input: USB HID v1.10 Joystick > [Logitech Inc. WingMan RumblePad] on usb-0000:00:10.0-2 > > I changed it to other 2 ports and only see a > > Feb 7 00:09:10 pervalidus kernel: usb 1-2: USB disconnect, address 7 > > Any way to know if this is the device's fault ? I've never seen it to be anything but the device's fault, as it's pretty much impossible for the kernel to disconnect a device like this from the bus without specifically sending a command to do so (and that didn't happen here.) So I'd blame your device :) thanks, greg k-h - 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/