Return-path: Received: from mail.atheros.com ([12.36.123.2]:54612 "EHLO mail.atheros.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752840AbYJOUQ3 (ORCPT ); Wed, 15 Oct 2008 16:16:29 -0400 Received: from mail.atheros.com ([10.10.20.108]) by sidewinder.atheros.com for ; Wed, 15 Oct 2008 13:16:29 -0700 Date: Wed, 15 Oct 2008 06:16:22 -0700 From: "Luis R. Rodriguez" To: Marcel Holtmann CC: Luis Rodriguez , Johannes Berg , "John W. Linville" , Zhu Yi , "Kolekar, Abhijeet" , "linux-wireless@vger.kernel.org" Subject: Re: New Regulatory Domain Api. Message-ID: <20081015131622.GH6509@tesla> (sfid-20081015_221634_140008_93FF1964) References: <1224018957.3027.9.camel@johannes.berg> <20081014211912.GF3349@tuxdriver.com> <1224019662.3027.13.camel@johannes.berg> <1224085609.4764.18.camel@californication> <1224086374.735.4.camel@johannes.berg> <1224091577.28173.9.camel@californication> <43e72e890810151039s34ad8d79nd2744847dd254b4e@mail.gmail.com> <1224092868.28173.21.camel@californication> <20081015112517.GF6509@tesla> <1224098748.28173.32.camel@californication> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" In-Reply-To: <1224098748.28173.32.camel@californication> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wed, Oct 15, 2008 at 12:25:48PM -0700, Marcel Holtmann wrote: > > The problem here is not this though the problem here is the case > > where people are using 2.6.28 without no iw or crda *and* have more > > than two cards :) > > it might sound like an unlikely case and it will most likely only be the > A-band usage anyway, but it is a valid case. People with old laptops do > use newer wireless cards in PCMCIA or USB form factor to get better WiFi > performance and/or stability. In some cases you can just replace your > internal card, but with the switch from MiniPCI to half-MiniPCI this is > not as likely anymore. So the use of a second external card becomes more > likely. Right, and the proposed solution I had was to use an intersection between two regulatory domains. This solution just doesn't currently work well with Intel cards due to the capability <-> regulatory one to one mapping. > I am still for the first card wins concept when no CRDA is present or > the userspace just doesn't know about setting the regulatory domain. > However we should have it separated for each band to not lock some > people out who have no clue on why they now loose the 5 GHz band. Sure. Luis