From patchwork Tue Dec 16 08:56:05 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janusz.Dziedzic@tieto.com X-Patchwork-Id: 5499961 Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 72B99BEEA8 for ; Tue, 16 Dec 2014 08:57:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B167E20A1F for ; Tue, 16 Dec 2014 08:57:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C36E120A21 for ; Tue, 16 Dec 2014 08:57:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750932AbaLPI5M (ORCPT ); Tue, 16 Dec 2014 03:57:12 -0500 Received: from mail-wi0-f180.google.com ([209.85.212.180]:33667 "EHLO mail-wi0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751055AbaLPI5K (ORCPT ); Tue, 16 Dec 2014 03:57:10 -0500 Received: by mail-wi0-f180.google.com with SMTP id n3so11697547wiv.13 for ; Tue, 16 Dec 2014 00:57:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tieto.com; s=google; h=from:to:cc:subject:date:message-id; bh=O4arx0odyOtZrlN9q5xHOjvTlJVt4WZWS5fX5t+9VyA=; b=wPM7EKjkUUAdObW/ljyxtnCSTeYgtcG0Dt/g6t5yPc83vmu6IDuZ3Trylu8nxbLvyD miqNJMNHFtDRssNQasFe99asmss8LsTqfYVbEacCMlW8ZM4wtbl9HgwCQiUyRZsmFWk5 52LxN5vSsmfRkuUo9HLr4B+CGU0XLMMKMjMb0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=O4arx0odyOtZrlN9q5xHOjvTlJVt4WZWS5fX5t+9VyA=; b=NGvCSMxEl21BJOwGc66y+b3z0s2p6Oheo4EiLq2BoEOyP7ixfHUmph7tbexaShU6V4 SGEtbAcIauU4mhvOZUUTWaX5n23NalmSD0Ezg+PzLAYjQzFzzqdwZv1aHFANLxcptEcG S48lsLqglPaDuOG60P6nHrqGTzswvMCi1TD7YK9oCvKybL4oH6Ns2A512RaxIksZGJvh OR/lUd3QGaHRJZ9Hjju2YakZpmdseFr925ZWcyBNUPt71gEh9q2SH4S03lIx6xRCdoNt iTv10KUs4S7rmYgg8gA0Q+zh4FpSEyD8CVU64Ss+wBSIRBuYJsLe232uV3CHU4vnmHMj 5AgQ== X-Gm-Message-State: ALoCoQlkj4pUDGHZhRMCSM3DsVLOOXHFAlKBpSaXDr1ab50dg4Scmf6FTB+cLVdl7UeDzzHks4poSANpReiqg8OcqB+y9ut+JzQArO8fMbkF92h6f39oqy9XzYFLGmlaPY6JpuRJttiqieUiAZiyNWOLmnUgnPUDyIw4PdIyvMmKzCnwFAjXHs09Y6bvFuAi6nNB7kimiEL+ X-Received: by 10.194.156.202 with SMTP id wg10mr44229028wjb.59.1418720228574; Tue, 16 Dec 2014 00:57:08 -0800 (PST) Received: from localhost.localdomain (apn-46-169-60-23.dynamic.gprs.plus.pl. [46.169.60.23]) by mx.google.com with ESMTPSA id h13sm16134959wiw.4.2014.12.16.00.57.06 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 16 Dec 2014 00:57:07 -0800 (PST) From: Janusz Dziedzic To: linux-wireless@vger.kernel.org Cc: ath10k@lists.infradead.org, johannes@sipsolutions.net, Janusz Dziedzic Subject: [PATCH] mac80211: notify NSS changed when IBSS and HT Date: Tue, 16 Dec 2014 09:56:05 +0100 Message-Id: <1418720165-19810-1-git-send-email-janusz.dziedzic@tieto.com> X-Mailer: git-send-email 1.9.1 X-DomainID: tieto.com Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When using IBSS in HT mode, we always get NSS=1 in rc_update callback. Force NSS recalculation when rates updated and notify driver that NSS changed. Signed-off-by: Janusz Dziedzic --- net/mac80211/ibss.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 509bc15..d95c2dd 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1069,9 +1069,16 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata, } if (sta && rates_updated) { + u8 rx_nss = sta->sta.rx_nss; + drv_sta_rc_update(local, sdata, &sta->sta, IEEE80211_RC_SUPP_RATES_CHANGED); + /* Force rx_nss recalculation */ + sta->sta.rx_nss = 0; rate_control_rate_init(sta); + if (rx_nss != sta->sta.rx_nss) + drv_sta_rc_update(local, sdata, &sta->sta, + IEEE80211_RC_NSS_CHANGED); } rcu_read_unlock();