From patchwork Mon Apr 10 05:34:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 672835 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 335CCC77B6F for ; Mon, 10 Apr 2023 05:35:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229557AbjDJFfJ (ORCPT ); Mon, 10 Apr 2023 01:35:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229485AbjDJFfH (ORCPT ); Mon, 10 Apr 2023 01:35:07 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0697F30F4 for ; Sun, 9 Apr 2023 22:35:06 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 33A5YTaiC024131, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 33A5YTaiC024131 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=OK); Mon, 10 Apr 2023 13:34:29 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.17; Mon, 10 Apr 2023 13:34:50 +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 15.1.2375.7; Mon, 10 Apr 2023 13:34:50 +0800 From: Ping-Ke Shih To: CC: , , Subject: [PATCH 2/2] wifi: rtw89: fix power save function in WoWLAN mode Date: Mon, 10 Apr 2023 13:34:38 +0800 Message-ID: <20230410053438.10682-2-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230410053438.10682-1-pkshih@realtek.com> References: <20230410053438.10682-1-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: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Chih-Kang Chang In WoWLAN Mode, it's expected that WiFi chip could enter power save mode only after all setting is finished, but current wow_enter_lps function break the rule and may lead to WoWLAN function fail in low probability, so fix it. Signed-off-by: Chih-Kang Chang Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/core.c | 2 +- drivers/net/wireless/realtek/rtw89/ps.c | 6 ++++-- drivers/net/wireless/realtek/rtw89/ps.h | 3 ++- drivers/net/wireless/realtek/rtw89/wow.c | 2 +- 4 files changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 56a13be2e2833..5f7408dc74b13 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -2266,7 +2266,7 @@ static void rtw89_vif_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwv if (rtwvif->stats.tx_tfc_lv == RTW89_TFC_IDLE && rtwvif->stats.rx_tfc_lv == RTW89_TFC_IDLE) - rtw89_enter_lps(rtwdev, rtwvif); + rtw89_enter_lps(rtwdev, rtwvif, true); } static void rtw89_enter_lps_track(struct rtw89_dev *rtwdev) diff --git a/drivers/net/wireless/realtek/rtw89/ps.c b/drivers/net/wireless/realtek/rtw89/ps.c index 40498812205ea..00d309936c55c 100644 --- a/drivers/net/wireless/realtek/rtw89/ps.c +++ b/drivers/net/wireless/realtek/rtw89/ps.c @@ -114,7 +114,8 @@ void rtw89_leave_ps_mode(struct rtw89_dev *rtwdev) __rtw89_leave_ps_mode(rtwdev); } -void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) +void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, + bool ps_mode) { lockdep_assert_held(&rtwdev->mutex); @@ -122,7 +123,8 @@ void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) return; __rtw89_enter_lps(rtwdev, rtwvif->mac_id); - __rtw89_enter_ps_mode(rtwdev, rtwvif); + if (ps_mode) + __rtw89_enter_ps_mode(rtwdev, rtwvif); } static void rtw89_leave_lps_vif(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) diff --git a/drivers/net/wireless/realtek/rtw89/ps.h b/drivers/net/wireless/realtek/rtw89/ps.h index 6ac1f7ea53394..a33a4a3c66fe0 100644 --- a/drivers/net/wireless/realtek/rtw89/ps.h +++ b/drivers/net/wireless/realtek/rtw89/ps.h @@ -5,7 +5,8 @@ #ifndef __RTW89_PS_H_ #define __RTW89_PS_H_ -void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif); +void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, + bool ps_mode); void rtw89_leave_lps(struct rtw89_dev *rtwdev); void __rtw89_leave_ps_mode(struct rtw89_dev *rtwdev); void __rtw89_enter_ps_mode(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif); diff --git a/drivers/net/wireless/realtek/rtw89/wow.c b/drivers/net/wireless/realtek/rtw89/wow.c index 7cff9c1d8d378..2ca8abb70f110 100644 --- a/drivers/net/wireless/realtek/rtw89/wow.c +++ b/drivers/net/wireless/realtek/rtw89/wow.c @@ -30,7 +30,7 @@ static void rtw89_wow_enter_lps(struct rtw89_dev *rtwdev) struct ieee80211_vif *wow_vif = rtwdev->wow.wow_vif; struct rtw89_vif *rtwvif = (struct rtw89_vif *)wow_vif->drv_priv; - rtw89_enter_lps(rtwdev, rtwvif); + rtw89_enter_lps(rtwdev, rtwvif, false); } static void rtw89_wow_leave_lps(struct rtw89_dev *rtwdev)