From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755413AbYH3GJn (ORCPT ); Sat, 30 Aug 2008 02:09:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751356AbYH3GJc (ORCPT ); Sat, 30 Aug 2008 02:09:32 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:37512 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751313AbYH3GJb (ORCPT ); Sat, 30 Aug 2008 02:09:31 -0400 Date: Fri, 29 Aug 2008 23:09:20 -0700 From: Greg KH To: Marcel Janssen Cc: David Brownell , Stefan Kopp , Felipe Balbi , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Fwd: Re: [PATCH] USB: add USB test and measurement class driver Message-ID: <20080830060920.GB17130@kroah.com> References: <200808272342.38208.korgull@home.nl> <200808282022.54379.korgull@home.nl> <20080828203557.GB20537@kroah.com> <200808281537.50952.david-b@pacbell.net> <48B793E1.4000504@admesy.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <48B793E1.4000504@admesy.nl> User-Agent: Mutt/1.5.16 (2007-06-09) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 29, 2008 at 08:14:57AM +0200, Marcel Janssen wrote: > My basic concern was like the stress test, but also devices that take a > long time to perform measurements (long averaging/integrating) and have no > bus activity during that time. On the other hand I worry about the > variation in measurement results if a device keeps going in low power mode > all the time. Do you know of any reasonably cheap USB TMC devices out there that I could buy to help test this driver here? I looked at the device that your company makes, but I don't think it falls into the "cheap" category :) thanks, greg k-h