From patchwork Wed Jul 27 06:50:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 594514 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E3B90C04A68 for ; Wed, 27 Jul 2022 06:51:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229915AbiG0Gvu (ORCPT ); Wed, 27 Jul 2022 02:51:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230385AbiG0Gv2 (ORCPT ); Wed, 27 Jul 2022 02:51:28 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id D142B101FD for ; Tue, 26 Jul 2022 23:50:50 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 26R6oTSR1001392, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 26R6oTSR1001392 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Wed, 27 Jul 2022 14:50:29 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Wed, 27 Jul 2022 14:50:35 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Wed, 27 Jul 2022 14:50:35 +0800 From: Ping-Ke Shih To: , CC: , , , Subject: [PATCH v3 3/4] rtw88: fix store OP channel info timing when HW scan Date: Wed, 27 Jul 2022 14:50:02 +0800 Message-ID: <20220727065003.28340-4-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220727065003.28340-1-pkshih@realtek.com> References: <20220727065003.28340-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 07/27/2022 06:32:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzcvMjcgpFekyCAwMTox?= =?big5_tw?b?NDowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Chih-Kang Chang The original timing that store OP channel info is after associated. However, HW scan might happen before associated without backing to OP channel, that will cause authentication or association fail. Therefore, we modify the timing of storing OP channel info. Signed-off-by: Chih-Kang Chang Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw88/fw.c | 14 ++++++++++++-- drivers/net/wireless/realtek/rtw88/fw.h | 1 + drivers/net/wireless/realtek/rtw88/mac80211.c | 5 ++++- 3 files changed, 17 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index a644e2b617a14..5ad94022437ba 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -2087,7 +2087,7 @@ void rtw_hw_scan_complete(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, rtw_core_scan_complete(rtwdev, vif, true); rtwvif = (struct rtw_vif *)vif->drv_priv; - if (rtwvif->net_type == RTW_NET_MGD_LINKED) { + if (chan) { hal->current_channel = chan; hal->current_band_type = chan > 14 ? RTW_BAND_5G : RTW_BAND_2G; } @@ -2131,6 +2131,7 @@ int rtw_hw_scan_offload(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, bool enable) { struct rtw_vif *rtwvif = vif ? (struct rtw_vif *)vif->drv_priv : NULL; + struct rtw_hw_scan_info *scan_info = &rtwdev->scan_info; struct rtw_ch_switch_option cs_option = {0}; struct rtw_chan_list chan_list = {0}; int ret = 0; @@ -2139,7 +2140,7 @@ int rtw_hw_scan_offload(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, return -EINVAL; cs_option.switch_en = enable; - cs_option.back_op_en = rtwvif->net_type == RTW_NET_MGD_LINKED; + cs_option.back_op_en = scan_info->op_chan != 0; if (enable) { ret = rtw_hw_scan_prehandle(rtwdev, rtwvif, &chan_list); if (ret) @@ -2188,6 +2189,15 @@ void rtw_store_op_chan(struct rtw_dev *rtwdev) scan_info->op_pri_ch_idx = hal->current_primary_channel_index; } +void rtw_clear_op_chan(struct rtw_dev *rtwdev) +{ + struct rtw_hw_scan_info *scan_info = &rtwdev->scan_info; + + scan_info->op_chan = 0; + scan_info->op_bw = 0; + scan_info->op_pri_ch_idx = 0; +} + static bool rtw_is_op_chan(struct rtw_dev *rtwdev, u8 channel) { struct rtw_hw_scan_info *scan_info = &rtwdev->scan_info; diff --git a/drivers/net/wireless/realtek/rtw88/fw.h b/drivers/net/wireless/realtek/rtw88/fw.h index bd3b9318b2438..20c56e0312c1e 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.h +++ b/drivers/net/wireless/realtek/rtw88/fw.h @@ -848,6 +848,7 @@ int rtw_fw_dump_fifo(struct rtw_dev *rtwdev, u8 fifo_sel, u32 addr, u32 size, void rtw_fw_scan_notify(struct rtw_dev *rtwdev, bool start); void rtw_fw_adaptivity(struct rtw_dev *rtwdev); void rtw_store_op_chan(struct rtw_dev *rtwdev); +void rtw_clear_op_chan(struct rtw_dev *rtwdev); void rtw_hw_scan_start(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, struct ieee80211_scan_request *req); void rtw_hw_scan_complete(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index c7b98a0599d5f..a582758b76c42 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -377,7 +377,6 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, rtw_coex_media_status_notify(rtwdev, vif->cfg.assoc); if (rtw_bf_support) rtw_bf_assoc(rtwdev, vif, conf); - rtw_store_op_chan(rtwdev); } else { rtw_leave_lps(rtwdev); rtw_bf_disassoc(rtwdev, vif, conf); @@ -395,6 +394,10 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_BSSID) { ether_addr_copy(rtwvif->bssid, conf->bssid); config |= PORT_SET_BSSID; + if (is_zero_ether_addr(rtwvif->bssid)) + rtw_clear_op_chan(rtwdev); + else + rtw_store_op_chan(rtwdev); } if (changed & BSS_CHANGED_BEACON_INT) {