From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F03E5C76191 for ; Mon, 15 Jul 2019 13:37:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C92952080A for ; Mon, 15 Jul 2019 13:37:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1563197827; bh=26J0cNgRs2gDrMoGxYgt4ejtXtTwNyGDi1cQ8KooqFk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=HIUsXYdGZy6S4osUXFMK1WLJwGdrtylVbloAVW1szt58zUG5yvhwofmgvkhjLJ9a7 dvk3LzyYgj9b3aD88QAnDQRrZR8klU6isBlFXejcoqjjr3IXscqhzKoUK4SkuR/BYv +0JMuxlJKP35z58pC1CutmaN46ntzgp7fekMsEV4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730450AbfGONgD (ORCPT ); Mon, 15 Jul 2019 09:36:03 -0400 Received: from mail.kernel.org ([198.145.29.99]:59366 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730224AbfGONf7 (ORCPT ); Mon, 15 Jul 2019 09:35:59 -0400 Received: from sasha-vm.mshome.net (unknown [73.61.17.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 55A472067C; Mon, 15 Jul 2019 13:35:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1563197758; bh=26J0cNgRs2gDrMoGxYgt4ejtXtTwNyGDi1cQ8KooqFk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1G+maYsFeT4cOAV7jrydo+FavZd3ohLh+HkClXJOfPDTVCNHZKCE4i3PPky7dzHYg K8Xjqmvpt1tX0jeYIjVYfDNei4WMe1oFkVyaur9iZmAMAzaSwcvx1sZHhLC95zJKcE R0UJvOc5pyrOIU8Usj5aLpdbk960r5IWFB00E/mc= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Pradeep kumar Chitrapu , Zhi Chen , Sven Eckelmann , Kalle Valo , Sasha Levin , ath10k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.2 003/249] ath10k: fix incorrect multicast/broadcast rate setting Date: Mon, 15 Jul 2019 09:31:44 -0400 Message-Id: <20190715133550.1772-3-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190715133550.1772-1-sashal@kernel.org> References: <20190715133550.1772-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Pradeep kumar Chitrapu [ Upstream commit 93ee3d108fc77e19efeac3ec5aa7d5886711bfef ] Invalid rate code is sent to firmware when multicast rate value of 0 is sent to driver indicating disabled case, causing broken mesh path. so fix that. Tested on QCA9984 with firmware 10.4-3.6.1-00827 Sven tested on IPQ4019 with 10.4-3.5.3-00057 and QCA9888 with 10.4-3.5.3-00053 (ath10k-firmware) and 10.4-3.6-00140 (linux-firmware 2018-12-16-211de167). Fixes: cd93b83ad92 ("ath10k: support for multicast rate control") Co-developed-by: Zhi Chen Signed-off-by: Zhi Chen Signed-off-by: Pradeep Kumar Chitrapu Tested-by: Sven Eckelmann Signed-off-by: Kalle Valo Signed-off-by: Sasha Levin --- drivers/net/wireless/ath/ath10k/mac.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 9c703d287333..e8997e22ceec 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -5588,8 +5588,8 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, struct cfg80211_chan_def def; u32 vdev_param, pdev_param, slottime, preamble; u16 bitrate, hw_value; - u8 rate, basic_rate_idx; - int rateidx, ret = 0, hw_rate_code; + u8 rate, basic_rate_idx, rateidx; + int ret = 0, hw_rate_code, mcast_rate; enum nl80211_band band; const struct ieee80211_supported_band *sband; @@ -5776,7 +5776,11 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_MCAST_RATE && !ath10k_mac_vif_chan(arvif->vif, &def)) { band = def.chan->band; - rateidx = vif->bss_conf.mcast_rate[band] - 1; + mcast_rate = vif->bss_conf.mcast_rate[band]; + if (mcast_rate > 0) + rateidx = mcast_rate - 1; + else + rateidx = ffs(vif->bss_conf.basic_rates) - 1; if (ar->phy_capability & WHAL_WLAN_11A_CAPABILITY) rateidx += ATH10K_MAC_FIRST_OFDM_RATE_IDX; -- 2.20.1