From patchwork Wed Jul 13 08:47:56 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: 590828 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 A5387C43334 for ; Wed, 13 Jul 2022 08:48:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234985AbiGMIsm (ORCPT ); Wed, 13 Jul 2022 04:48:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235791AbiGMIs3 (ORCPT ); Wed, 13 Jul 2022 04:48:29 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 63506EBBE2 for ; Wed, 13 Jul 2022 01:48:28 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 26D8mIYV1018997, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36504.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 26D8mIYV1018997 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Wed, 13 Jul 2022 16:48:18 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36504.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Wed, 13 Jul 2022 16:48:20 +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, 13 Jul 2022 16:48:20 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH 5/7] wifi: rtw88: add flushing queue before HW scan Date: Wed, 13 Jul 2022 16:47:56 +0800 Message-ID: <20220713084758.41654-6-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220713084758.41654-1-pkshih@realtek.com> References: <20220713084758.41654-1-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: 07/13/2022 08:26:00 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?Q2xlYW4sIGJhc2VzOiAyMDIyLzcvMTMgpFekyCAwNjo1?= =?big5_tw?b?NDowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36504.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 We need to flush queue before HW scan to avoid packets dropped by hardware. Signed-off-by: Chih-Kang Chang Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw88/fw.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index 964b99483c3d6..c2decfb9d132f 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -15,6 +15,7 @@ #include "wow.h" #include "ps.h" #include "phy.h" +#include "mac.h" static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev, struct sk_buff *skb) @@ -2056,6 +2057,9 @@ void rtw_hw_scan_start(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, rtwvif->scan_req = req; ieee80211_stop_queues(rtwdev->hw); + rtw_leave_lps_deep(rtwdev); + rtw_hci_flush_all_queues(rtwdev, false); + rtw_mac_flush_all_queues(rtwdev, false); if (req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) get_random_mask_addr(mac_addr, req->mac_addr, req->mac_addr_mask);