From patchwork Sat Aug 8 03:38:28 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Cardona X-Patchwork-Id: 40085 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n783oH3Q031161 for ; Sat, 8 Aug 2009 03:50:21 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933490AbZHHDuT (ORCPT ); Fri, 7 Aug 2009 23:50:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933417AbZHHDuT (ORCPT ); Fri, 7 Aug 2009 23:50:19 -0400 Received: from mail-pz0-f196.google.com ([209.85.222.196]:57264 "EHLO mail-pz0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933244AbZHHDuS (ORCPT ); Fri, 7 Aug 2009 23:50:18 -0400 Received: by mail-pz0-f196.google.com with SMTP id 34so1943403pzk.4 for ; Fri, 07 Aug 2009 20:50:19 -0700 (PDT) Received: by 10.114.102.19 with SMTP id z19mr2567389wab.202.1249703419291; Fri, 07 Aug 2009 20:50:19 -0700 (PDT) Received: from localhost (adsl-71-156-104-53.dsl.pltn13.sbcglobal.net [71.156.104.53]) by mx.google.com with ESMTPS id n9sm2806960wag.58.2009.08.07.20.50.17 (version=TLSv1/SSLv3 cipher=RC4-MD5); Fri, 07 Aug 2009 20:50:18 -0700 (PDT) From: Javier Cardona To: linux-wireless@vger.kernel.org Cc: Javier Cardona , andrey@cozybit.com, johannes@sipsolutions.net, linville@tuxdriver.com, devel@lists.open80211s.org Subject: [PATCH 5/8] mac80211: Update the station failed frames average when minstrel is used. Date: Fri, 7 Aug 2009 20:38:28 -0700 Message-Id: <1249702711-32737-6-git-send-email-javier@cozybit.com> X-Mailer: git-send-email 1.5.4.3 In-Reply-To: <1249702711-32737-5-git-send-email-javier@cozybit.com> References: <> <1249702711-32737-1-git-send-email-javier@cozybit.com> <1249702711-32737-2-git-send-email-javier@cozybit.com> <1249702711-32737-3-git-send-email-javier@cozybit.com> <1249702711-32737-4-git-send-email-javier@cozybit.com> <1249702711-32737-5-git-send-email-javier@cozybit.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The fail_avg value is used to compute the mesh metric, and was only being set by the pid rate control module. This fixes the mesh path selection mechanism for cards that use mistrel for rate control. Signed-off-by: Javier Cardona --- net/mac80211/rc80211_minstrel.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-) diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c index 7c51429..3ea9740 100644 --- a/net/mac80211/rc80211_minstrel.c +++ b/net/mac80211/rc80211_minstrel.c @@ -155,12 +155,16 @@ minstrel_tx_status(void *priv, struct ieee80211_supported_band *sband, struct sk_buff *skb) { struct minstrel_sta_info *mi = priv_sta; + struct minstrel_priv *mp = (struct minstrel_priv *)priv; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_tx_rate *ar = info->status.rates; + struct ieee80211_local *local = hw_to_local(mp->hw); + struct sta_info *si; int i, ndx; int success; success = !!(info->flags & IEEE80211_TX_STAT_ACK); + si = sta_info_get(local, sta->addr); for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) { if (ar[i].idx < 0) @@ -172,8 +176,12 @@ minstrel_tx_status(void *priv, struct ieee80211_supported_band *sband, mi->r[ndx].attempts += ar[i].count; - if ((i != IEEE80211_TX_MAX_RATES - 1) && (ar[i + 1].idx < 0)) + if ((i != IEEE80211_TX_MAX_RATES - 1) && (ar[i + 1].idx < 0)) { mi->r[ndx].success += success; + if (si) + si->fail_avg = (18050 - mi->r[ndx].probability) + / 180; + } } if ((info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) && (i >= 0))