Return-path: Received: from mail-pb0-f46.google.com ([209.85.160.46]:52108 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751016Ab2KARPr (ORCPT ); Thu, 1 Nov 2012 13:15:47 -0400 Received: by mail-pb0-f46.google.com with SMTP id rr4so1867018pbb.19 for ; Thu, 01 Nov 2012 10:15:47 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <50922AAF.3060605@ti.com> References: <1350226137-13704-1-git-send-email-victorg@ti.com> <1350226137-13704-6-git-send-email-victorg@ti.com> <5086371D.2080108@tieto.com> <50922AAF.3060605@ti.com> Date: Thu, 1 Nov 2012 10:15:47 -0700 Message-ID: (sfid-20121101_181602_038613_90FB183E) Subject: Re: [PATCH v4 5/6] nl80211/cfg80211: add ap channel switch command From: Adrian Chadd To: Victor Goldenshtein Cc: Michal Kazior , "linux-wireless@vger.kernel.org" , "kgiori@qca.qualcomm.com" , "mcgrof@frijolero.org" , "zefir.kurtisi@neratec.com" , "j@w1.fi" , "johannes@sipsolutions.net" , "coelho@ti.com" , "igalc@ti.com" , "nbd@nbd.name" , "simon.wunderlich@s2003.tu-chemnitz.de" Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On 1 November 2012 00:54, Victor Goldenshtein wrote: > If the driver/device supports MR only on a SC - means it doesn't supports > channel switch in MR, so basically the radar detection event triggers AP > channel switch which fails (with this new check) and the AP shut down. > Of course there are possible driver specific workarounds (as you mentioned > above) but these are not part of this series. > > Just for interest's sake, what is the use case having two APs on the same > channel? One interface _just_ doing DFS/spectral/etc, and not hampered by trying to do TX/RX. Adrian