Return-path: Received: from mtiwmhc12.worldnet.att.net ([204.127.131.116]:52057 "EHLO mtiwmhc12.worldnet.att.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751059AbXJUOea (ORCPT ); Sun, 21 Oct 2007 10:34:30 -0400 Message-ID: <471B6368.7000600@lwfinger.net> (sfid-20071021_153442_737106_9CAB4785) Date: Sun, 21 Oct 2007 09:34:16 -0500 From: Larry Finger MIME-Version: 1.0 To: Andreas Schwab CC: linux-wireless@vger.kernel.org Subject: Re: b43: cannot set channel to 12 References: <4716676C.5010907@lwfinger.net> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Andreas Schwab wrote: > Larry Finger writes: > >> This is not a b43 problem. The standard loading of mac80211 sets an FCC regulatory domain, i.e. b/g >> channels 1-11. You need to load mac80211 with a parameter of 'ieee80211_regdom=64'. That will allow >> b/g channels 1-13. Technically, it sets the regulatory domain to Japan, but channel 14 is not allowed. > > Thanks, that works. (But I regard it as a regression.) That is in the eye of the beholder. For those of us in FCC-land, the default behavior of bcm43xx (channels 1-14) was a bug _AND_ a violation of regulations and law. Handling regulatory domain information including allowed channels, power, etc. is still a big weakness of all MAC layers, both hard and soft. Larry