Return-path: Received: from crystal.sipsolutions.net ([195.210.38.204]:34159 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750715AbXI1LtA (ORCPT ); Fri, 28 Sep 2007 07:49:00 -0400 Subject: Re: iwlwifi scan question From: Johannes Berg To: Tomas Winkler Cc: linux-wireless In-Reply-To: <1ba2fa240709280441s3eceac51x74a8bb8e422808f2@mail.gmail.com> References: <1190815228.4204.9.camel@johannes.berg> <1ba2fa240709280441s3eceac51x74a8bb8e422808f2@mail.gmail.com> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-PQ5WF1xQZVfRdid5I59B" Date: Fri, 28 Sep 2007 13:50:14 +0200 Message-Id: <1190980214.13581.2.camel@johannes.berg> Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-PQ5WF1xQZVfRdid5I59B Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2007-09-28 at 13:41 +0200, Tomas Winkler wrote: > On 9/26/07, Johannes Berg wrote: > > When iwlwifi scans in firmware, which MAC address does it use? What if > > you've added multiple virtual interfaces as you said you could support? > > > Scanning is STA feature so only one MAC address is used in that case. > namely iwl_rxon_cmd.node_addr Whichever address that will be, ok :) Though, actually, scanning is not just a STA feature is it? APs will sometimes want to do a quick background scan too, I think. > Do you know any use case to support STA with multiple MAC addresses? Not really, unless you can implement a TSF adoption per local MAC address. I guess you could turn off powersave and do the backoff algorithm a bit out of spec and get by with just one timer too. johannes --=-PQ5WF1xQZVfRdid5I59B Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iD8DBQBG/Op2/ETPhpq3jKURArj+AJ9o7m53lwNx2aYbcX4N0RcCQfUKqgCfQb8O Xm2RY1NUblIkBIQ47WQGZ4U= =GWmz -----END PGP SIGNATURE----- --=-PQ5WF1xQZVfRdid5I59B--