From patchwork Wed Jun 1 01:39:14 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: 578065 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 A21BBC433EF for ; Wed, 1 Jun 2022 01:40:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348893AbiFABkB (ORCPT ); Tue, 31 May 2022 21:40:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35088 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348917AbiFABkA (ORCPT ); Tue, 31 May 2022 21:40:00 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1EFC71A32 for ; Tue, 31 May 2022 18:39:58 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.73 with qID 2511dcvhF005977, 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 (8.15.2/2.71/5.88) with ESMTPS id 2511dcvhF005977 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 1 Jun 2022 09:39:38 +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 15.1.2308.27; Wed, 1 Jun 2022 09:39:38 +0800 Received: from localhost (172.16.20.31) 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 15.1.2308.21; Wed, 1 Jun 2022 09:39:37 +0800 From: Ping-Ke Shih To: , CC: , , Subject: [PATCH 0/3] rtw89: use count of trigger frames as a clue to accelerate CFO tracking Date: Wed, 1 Jun 2022 09:39:14 +0800 Message-ID: <20220601013917.18814-1-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [172.16.20.31] 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: 06/01/2022 01:18:00 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?Q2xlYW4sIGJhc2VzOiAyMDIyLzUvMzEgpFWkyCAxMDox?= =?big5_tw?b?MjowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36504.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 The CFO (central frequency offset) is very important to yeild good UL-OFDMA performance. To track CFO accurately, adjust CFO in shorter period of time. Since this is only needed by UL-OFDMA, we use trigger frames as a clue. Eric Huang (1): rtw89: add new state to CFO state machine for UL-OFDMA Po Hao Huang (2): ieee80211: add trigger frame definition rtw89: 8852c: add trigger frame counter drivers/net/wireless/realtek/rtw89/core.c | 48 ++++++++++++++++++++++ drivers/net/wireless/realtek/rtw89/core.h | 21 ++++++++++ drivers/net/wireless/realtek/rtw89/debug.c | 3 +- drivers/net/wireless/realtek/rtw89/phy.c | 24 +++++++++-- drivers/net/wireless/realtek/rtw89/phy.h | 1 + include/linux/ieee80211.h | 31 ++++++++++++++ 6 files changed, 124 insertions(+), 4 deletions(-)