Return-path: <linux-wireless-owner@vger.kernel.org>
Received: from fg-out-1718.google.com ([72.14.220.157]:35475 "EHLO
	fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1751119Ab0CAS17 convert rfc822-to-8bit (ORCPT
	<rfc822;linux-wireless@vger.kernel.org>);
	Mon, 1 Mar 2010 13:27:59 -0500
Received: by fg-out-1718.google.com with SMTP id 16so942713fgg.1
        for <linux-wireless@vger.kernel.org>; Mon, 01 Mar 2010 10:27:58 -0800 (PST)
From: Helmut Schaa <helmut.schaa@googlemail.com>
To: "Luis R. Rodriguez" <mcgrof@gmail.com>
Subject: Re: iwl4965: 11a channels disabled in current wireless-testing
Date: Mon, 1 Mar 2010 19:27:52 +0100
Cc: reinette chatre <reinette.chatre@intel.com>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"ipw3945-devel@lists.sourceforge.net"
	<ipw3945-devel@lists.sourceforge.net>
References: <201002281534.11656.helmut.schaa@googlemail.com> <1267465615.2253.159.camel@rchatre-DESK> <43e72e891003011007p6053aaaewef3a0d639159c120@mail.gmail.com>
In-Reply-To: <43e72e891003011007p6053aaaewef3a0d639159c120@mail.gmail.com>
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="iso-8859-1"
Message-Id: <201003011927.53208.helmut.schaa@googlemail.com>
Sender: linux-wireless-owner@vger.kernel.org
List-ID: <linux-wireless.vger.kernel.org>

Am Montag 01 M?rz 2010 schrieb Luis R. Rodriguez:
> On Mon, Mar 1, 2010 at 9:46 AM, reinette chatre
> <reinette.chatre@intel.com> wrote:
> > On Sun, 2010-02-28 at 06:34 -0800, Helmut Schaa wrote:
> >> have there been any recent changes to the regulatory stuff, especially
> >> in conjunction with iwlagn?
> >>
> >> Because with wireless-testing I get all 11a channels disabled by default
> >> and the same for channels 12 & 13 in the g-band.
> >
> > This could be related to a change in the default regulatory domain. It
> > used to be US, but now it is world,
> 
> This change actually happened a while ago and the world regulatory
> domain actually enables passive scanning on a lot of channels instead
> of straight out disabling them.

How do channels get disabled then?

> > which is more restrictive. You can
> > modify your regulatory domain using "iw reg set <domain>"
> 
> For Intel, as well as with Atheros cards, cards using 'iw reg set'
> would actually not yield enabling new channels, it would only disable
> channels further.

Right, that's what I can see here as well.

However, I just noticed in dmesg:

iwlagn 0000:10:00.0: Tunable channels: 13 802.11bg, 19 802.11a channels

So it seems the card reports the correct set of channels but it doesn't
get reflected in cfg80211.

Thanks,
Helmut