From patchwork Fri Apr 14 14:03:12 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: 673338 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 CD57AC77B6E for ; Fri, 14 Apr 2023 14:05:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230290AbjDNOFD (ORCPT ); Fri, 14 Apr 2023 10:05:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55300 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230156AbjDNOFC (ORCPT ); Fri, 14 Apr 2023 10:05:02 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68B22AD37 for ; Fri, 14 Apr 2023 07:04:33 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 33EE3HKk8020006, 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 33EE3HKk8020006 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=OK); Fri, 14 Apr 2023 22:03:17 +0800 Received: from RTEXDAG02.realtek.com.tw (172.21.6.101) 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; Fri, 14 Apr 2023 22:03:39 +0800 Received: from localhost (172.16.20.53) by RTEXDAG02.realtek.com.tw (172.21.6.101) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Fri, 14 Apr 2023 22:03:39 +0800 From: Ping-Ke Shih To: CC: , , Subject: [PATCH 1/5] wifi: rtw89: prohibit enter IPS during HW scan Date: Fri, 14 Apr 2023 22:03:12 +0800 Message-ID: <20230414140316.27656-2-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230414140316.27656-1-pkshih@realtek.com> References: <20230414140316.27656-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.16.20.53] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXDAG02.realtek.com.tw (172.21.6.101) X-KSE-ServerInfo: RTEXDAG02.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 Mac80211 core may ask driver to change to idle mode during HW scan, then H2C command for HW scan will send failed since chip is in idle mode. Therefore, We check the SCANNING flag before entering IPS to prevent this behavior. Signed-off-by: Chih-Kang Chang Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/mac80211.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c index b059aa8d88dbf..b5cbfc15ebad8 100644 --- a/drivers/net/wireless/realtek/rtw89/mac80211.c +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -105,7 +105,8 @@ static int rtw89_ops_config(struct ieee80211_hw *hw, u32 changed) } if ((changed & IEEE80211_CONF_CHANGE_IDLE) && - (hw->conf.flags & IEEE80211_CONF_IDLE)) + (hw->conf.flags & IEEE80211_CONF_IDLE) && + !rtwdev->scanning) rtw89_enter_ips(rtwdev); mutex_unlock(&rtwdev->mutex);