From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030240AbVLFVPK (ORCPT ); Tue, 6 Dec 2005 16:15:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030241AbVLFVPK (ORCPT ); Tue, 6 Dec 2005 16:15:10 -0500 Received: from mail.kroah.org ([69.55.234.183]:27076 "EHLO perch.kroah.org") by vger.kernel.org with ESMTP id S1030240AbVLFVPI (ORCPT ); Tue, 6 Dec 2005 16:15:08 -0500 Date: Tue, 6 Dec 2005 13:14:23 -0800 From: Greg KH To: herve@lucidia.net Cc: linux-kernel@vger.kernel.org Subject: Re: Scanner/webcam not working when connected to USB hub Message-ID: <20051206211423.GA5937@kroah.com> References: <4413284c0512050519n67c50a88t@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4413284c0512050519n67c50a88t@mail.gmail.com> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Dec 05, 2005 at 11:19:05AM -0200, Herv? Fache wrote: > Hello guys, > > I have the following problem: if connected directly to my computer's > USB ports, my webcam works correctly, but when connected through my > 'AirVast' hub (124a:168b), it fails. The device is reported by lsusb > (IDs correct), but it does not work. The worst is: I have tried using > some proprietary OS, and it all worked there. Is it a USB 1.1 device connected to a USB 2.0 hub? If so, Linux currently has some issues with running properly for this setup. See the linux-usb-devel mailing list archives for some patches that some people have found to resolve this. thanks, greg k-h