From patchwork Fri Oct 21 09:16:01 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: 13014495 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 8749FC43217 for ; Fri, 21 Oct 2022 09:17:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230497AbiJUJQ7 (ORCPT ); Fri, 21 Oct 2022 05:16:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36856 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230495AbiJUJQt (ORCPT ); Fri, 21 Oct 2022 05:16:49 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id EE56A20B13D for ; Fri, 21 Oct 2022 02:16:38 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 29L9FkvpE028549, 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 29L9FkvpE028549 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Fri, 21 Oct 2022 17:15:46 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) 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; Fri, 21 Oct 2022 17:16:18 +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; Fri, 21 Oct 2022 17:16:18 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH] wifi: rtw89: add BW info for both TX and RX in phy_info Date: Fri, 21 Oct 2022 17:16:01 +0800 Message-ID: <20221021091601.39884-1-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 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: 10/21/2022 08:43:00 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?Q2xlYW4sIGJhc2VzOiAyMDIyLzEwLzIxIKRXpMggMDc6?= =?big5_tw?b?MjY6MDA=?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled 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: Eric Huang In order to debug performance issue intuitively, add bandwidth information into debugfs entry phy_info. After applying this patch, it looks like: TX rate [0]: HE 2SS MCS-11 GI:0.8 BW:80 (hw_rate=0x19b) ==> agg_wait=1 (3500) RX rate [0]: HE 2SS MCS-9 GI:0.8 BW:80 (hw_rate=0x199) Signed-off-by: Eric Huang Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/debug.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/debug.c b/drivers/net/wireless/realtek/rtw89/debug.c index 8f27c883eeabb..cd44d9aa37ca0 100644 --- a/drivers/net/wireless/realtek/rtw89/debug.c +++ b/drivers/net/wireless/realtek/rtw89/debug.c @@ -51,6 +51,22 @@ struct rtw89_debugfs_priv { }; }; +static const u16 rtw89_rate_info_bw_to_mhz_map[] = { + [RATE_INFO_BW_20] = 20, + [RATE_INFO_BW_40] = 40, + [RATE_INFO_BW_80] = 80, + [RATE_INFO_BW_160] = 160, + [RATE_INFO_BW_320] = 320, +}; + +static u16 rtw89_rate_info_bw_to_mhz(enum rate_info_bw bw) +{ + if (bw < ARRAY_SIZE(rtw89_rate_info_bw_to_mhz_map)) + return rtw89_rate_info_bw_to_mhz_map[bw]; + + return 0; +} + static int rtw89_debugfs_single_show(struct seq_file *m, void *v) { struct rtw89_debugfs_priv *debugfs_priv = m->private; @@ -2379,6 +2395,7 @@ static void rtw89_sta_info_get_iter(void *data, struct ieee80211_sta *sta) else seq_printf(m, "Legacy %d", rate->legacy); seq_printf(m, "%s", rtwsta->ra_report.might_fallback_legacy ? " FB_G" : ""); + seq_printf(m, " BW:%u", rtw89_rate_info_bw_to_mhz(rate->bw)); seq_printf(m, "\t(hw_rate=0x%x)", rtwsta->ra_report.hw_rate); seq_printf(m, "\t==> agg_wait=%d (%d)\n", rtwsta->max_agg_wait, sta->deflink.agg.max_rc_amsdu_len); @@ -2404,6 +2421,7 @@ static void rtw89_sta_info_get_iter(void *data, struct ieee80211_sta *sta) he_gi_str[rate->he_gi] : "N/A"); break; } + seq_printf(m, " BW:%u", rtw89_rate_info_bw_to_mhz(status->bw)); seq_printf(m, "\t(hw_rate=0x%x)\n", rtwsta->rx_hw_rate); rssi = ewma_rssi_read(&rtwsta->avg_rssi);