Return-path: Received: from s3.sipsolutions.net ([144.76.43.152]:37594 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751288Ab3J2IDr (ORCPT ); Tue, 29 Oct 2013 04:03:47 -0400 Message-ID: <1383033823.14377.1.camel@jlt4.sipsolutions.net> (sfid-20131029_090354_403437_B70F68A3) Subject: Re: iwlegacy (4965) - what would 0x8000 as the completed TX rate indicate? From: Johannes Berg To: Adrian Chadd Cc: "linux-wireless@vger.kernel.org" Date: Tue, 29 Oct 2013 09:03:43 +0100 In-Reply-To: (sfid-20131028_202445_048613_6F806293) References: <1382968966.17956.15.camel@jlt4.sipsolutions.net> (sfid-20131028_202445_048613_6F806293) Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Mon, 2013-10-28 at 12:24 -0700, Adrian Chadd wrote: > >> So, any ideas what that 0x8000 rate in the rate completion means? > > > > I think that just means it used the other antenna and rate 0, since the > > bits 0x1c000 contain the antenna bitmap that was used (up to three can > > be used for each transmission) > > Well, what's rate=0 mean? > > And 0x8000 is bit 11 set, which is HT40. I definitely don't have HT40 enabled. 0x8000 is bit 15 set, which means "antenna B", I think? But then I can't seem to figure out what rate=0 means either. Should be an OFDM rate (bit 9 not set) but 0 isn't a valid OFDM rate value. Hmm. johannes