From patchwork Sat Apr 15 03:48:55 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: 13212296 X-Patchwork-Delegate: kvalo@adurom.com 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 DF2B3C7619A for ; Sat, 15 Apr 2023 03:50:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229625AbjDODuW (ORCPT ); Fri, 14 Apr 2023 23:50:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40742 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230058AbjDODuT (ORCPT ); Fri, 14 Apr 2023 23:50:19 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4011955B4 for ; Fri, 14 Apr 2023 20:50:10 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 33F3ngpJ7021908, 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 33F3ngpJ7021908 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=OK); Sat, 15 Apr 2023 11:49:42 +0800 Received: from RTEXDAG02.realtek.com.tw (172.21.6.101) 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 15.1.2375.32; Sat, 15 Apr 2023 11:49:25 +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; Sat, 15 Apr 2023 11:49:24 +0800 From: Ping-Ke Shih To: CC: , , Subject: [PATCH v2 1/6] wifi: rtw89: prohibit enter IPS during HW scan Date: Sat, 15 Apr 2023 11:48:55 +0800 Message-ID: <20230415034900.15679-2-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230415034900.15679-1-pkshih@realtek.com> References: <20230415034900.15679-1-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 X-KSE-ServerInfo: RTEXH36505.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);