Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753443Ab0G3X6W (ORCPT ); Fri, 30 Jul 2010 19:58:22 -0400 Received: from mail-yw0-f46.google.com ([209.85.213.46]:57423 "EHLO mail-yw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751324Ab0G3X6U convert rfc822-to-8bit (ORCPT ); Fri, 30 Jul 2010 19:58:20 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=n/29mF2UIsF1RlkYigKtI45RJLgM+xmrnnAf+DYAAzB8al9GIVQvURJA8b1RUxxiWL Q+YCK8Zp31nT+ts479Ud3ZOcu10GXoDmUPDqv7rax1ohAok1FfXZ/GdeedWy8Kcs22MY exyaGB+sfaMLEAVQM0bRQbVULQnLKzCTwcR8A= MIME-Version: 1.0 In-Reply-To: <842657.61658.qm@web180308.mail.gq1.yahoo.com> References: <20100730212131.GA8787@kroah.com> <842657.61658.qm@web180308.mail.gq1.yahoo.com> Date: Sat, 31 Jul 2010 07:58:19 +0800 Message-ID: Subject: Re: [PATCHv5 2/3] USB: gadget: Use new composite features in some gadgets From: Xiaofan Chen To: David Brownell Cc: Greg KH , =?ISO-8859-2?Q?Micha=B3_Nazarewicz?= , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Dries Van Puymbroeck , Kyungmin Park Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 814 Lines: 24 On Sat, Jul 31, 2010 at 6:01 AM, David Brownell wrote: >> Or does Windows really care about the vid/pid for >> a class device somehow? > > My understanding is that it does, since it really > doesn't have a good concept of "class" being the > generic thing. ?INF files embed VIDS/PIDS even > for drivers implementing class specs. ?MSFT was > being stupid again... > It depends. For Mass Storage device and HID device, no INF file is needed. So the VID/PID really does not matter for them. For CDC-ACM or USB RNDIS, an INF is needed. -- Xiaofan -- 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/