From owner-freebsd-wireless@FreeBSD.ORG Thu Jun 16 17:06:42 2011 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2EAFE1065672 for ; Thu, 16 Jun 2011 17:06:42 +0000 (UTC) (envelope-from petar@smokva.net) Received: from morrison.andev.ch (morrison.andev.ch [78.47.142.202]) by mx1.freebsd.org (Postfix) with ESMTP id B35F98FC0A for ; Thu, 16 Jun 2011 17:06:41 +0000 (UTC) Received: from pintail.smokva.net (84-73-24-13.dclient.hispeed.ch [84.73.24.13]) by morrison.andev.ch (Postfix) with ESMTP id 1E1D35D99F for ; Thu, 16 Jun 2011 18:51:21 +0200 (CEST) Date: Thu, 16 Jun 2011 18:51:19 +0200 From: Petar Bogdanovic To: freebsd-wireless@freebsd.org Message-ID: <20110616165119.GA8704@pintail.smokva.net> Mail-Followup-To: freebsd-wireless@freebsd.org References: <20110421222524.GA5730@pintail.smokva.net> <20110422090705.GA1183@pintail.smokva.net> <20110422153827.GA26063@pintail.smokva.net> <20110424175728.GA12886@pintail.smokva.net> <20110425141511.GA20184@pintail.smokva.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110425141511.GA20184@pintail.smokva.net> User-Agent: Mutt/1.5.21+23 (f7160c94ff70) (2010-12-30) Subject: Re: ath: tx-rate stops adapting after a while X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Jun 2011 17:06:42 -0000 On Mon, Apr 25, 2011 at 04:15:11PM +0200, Petar Bogdanovic wrote: > On Mon, Apr 25, 2011 at 09:53:22PM +0800, Adrian Chadd wrote: > > > > Would you mind trying -head first? Just so you are running the same > > code as i am? > > Sure, I'll just need some time to do it right since this box is part of > a custom build-framework and upgrading isn't as straight-forward as one > would think it is. > > Will report back as soon as it runs HEAD All right, the board is now running: $ ident work/8.1-RC2/kernel | grep ath $FreeBSD: src/sys/dev/ath/if_ath_pci.c,v 1.26 2011/03/31 08:07:13 adrian Exp $ $FreeBSD: src/sys/dev/ath/if_ath.c,v 1.325 2011/06/05 03:33:46 adrian Exp $ $FreeBSD: src/sys/dev/ath/if_ath_debug.c,v 1.1 2011/01/29 05:08:21 adrian Exp $ $FreeBSD: src/sys/dev/ath/if_ath_keycache.c,v 1.1 2011/03/02 17:19:54 adrian Exp $ $FreeBSD: src/sys/dev/ath/if_ath_tx.c,v 1.7 2011/03/28 11:48:49 adrian Exp $ $FreeBSD: src/sys/dev/ath/if_ath_tx_ht.c,v 1.16 2011/05/30 15:06:57 adrian Exp $ $FreeBSD: src/sys/dev/ath/if_ath_sysctl.c,v 1.5 2011/05/15 15:54:34 adrian Exp $ $FreeBSD: src/sys/dev/ath/ath_rate/sample/sample.c,v 1.40 2011/05/18 07:20:30 adrian Exp $ $FreeBSD: src/sys/dev/ath/ath_rate/sample/tx_schedules.h,v 1.2 2011/05/14 01:53:38 attilio Exp $ $FreeBSD: src/sys/dev/ath/ath_dfs/null/dfs_null.c,v 1.2 2011/06/04 08:24:58 adrian Exp $ compared to: $ ident work.old/8.1-RC2/kernel | grep ath $FreeBSD: src/sys/dev/ath/if_ath.c,v 1.262.2.5.2.1 2010/06/14 02:09:06 kensmith Exp $ $FreeBSD: src/sys/dev/ath/if_ath_pci.c,v 1.25.2.1.4.1 2010/06/14 02:09:06 kensmith Exp $ $FreeBSD: src/sys/dev/ath/ath_rate/sample/sample.c,v 1.31.2.1.4.1 2010/06/14 02:09:06 kensmith Exp $ and the first thing I noticed are lower RSSI values.. around -4 for each station but not for those sitting next to the device (~= 36). A quick (and flawed) benchmark didn't show any changes, though. Let's wait and see what happens. :> Petar