From patchwork Mon Aug 23 08:52:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 501718 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D088C4338F for ; Mon, 23 Aug 2021 08:53:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7845D61262 for ; Mon, 23 Aug 2021 08:53:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235724AbhHWIx6 (ORCPT ); Mon, 23 Aug 2021 04:53:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:51594 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235677AbhHWIx6 (ORCPT ); Mon, 23 Aug 2021 04:53:58 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id C9FAA6121E; Mon, 23 Aug 2021 08:53:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1629708796; bh=6pYbU9x1AIKeZXK+TbaFZOdM74+ZgHIfIbcdpbRFwv0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Fljpf49iWXKNNtmx98FHMRXIdW5GkqnUBO3BP3oi65NofvJYi66pOJny/NGVAr/hl J5BvjqPJtWgruQi/k3K9ayLEkNA2GnTIiagWW3zQIYvUXtlTb6A58XScxwQp8QKPPM z192t1XGBHI3MbH+812Z46aZJehQ9tHxjL1ONpyLcEcagB4JARP1c7AOH6CWaEeYg1 O+D+aODxAliV4Lem3u6D/XpF9WaOsFZijjk/EBZaYcCkPm6gvPYtp2O65cH2cdQa4z aGYPE8r0iHotw9Rv64l/cOKIjHg5FhxyLROJiV5telSey1VEmiyOwYT2mGus5BveEs J28EpwTJ6ZQKA== From: Lorenzo Bianconi To: nbd@nbd.name, johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com, ryder.lee@mediatek.com, chui-hao.chiu@mediatek.com Subject: [PATCH v3 mac80211-next 7/7] mt76: mt7915: add twt_stats knob in debugfs Date: Mon, 23 Aug 2021 10:52:45 +0200 Message-Id: X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Introduce twt_stats knob in debugfs in order to dump established agreements Tested-by: Peter Chiu Signed-off-by: Lorenzo Bianconi --- .../wireless/mediatek/mt76/mt7915/debugfs.c | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index d9d18f662039..655e4f5171e4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -335,6 +335,32 @@ mt7915_read_rate_txpower(struct seq_file *s, void *data) return 0; } +static int +mt7915_twt_stats(struct seq_file *s, void *data) +{ + struct mt7915_dev *dev = dev_get_drvdata(s->private); + struct mt7915_twt_flow *iter; + + rcu_read_lock(); + + seq_puts(s, " wcid | id | flags | exp | mantissa"); + seq_puts(s, " | duration | tsf |\n"); + list_for_each_entry_rcu(iter, &dev->twt_list, list) + seq_printf(s, + "%9d | %8d | %5c%c%c%c | %8d | %8d | %8d | %14lld |\n", + iter->wcid, iter->id, + iter->sched ? 's' : 'u', + iter->protection ? 'p' : '-', + iter->trigger ? 't' : '-', + iter->flowtype ? '-' : 'a', + iter->exp, iter->mantissa, + iter->duration, iter->tsf); + + rcu_read_unlock(); + + return 0; +} + int mt7915_init_debugfs(struct mt7915_dev *dev) { struct dentry *dir; @@ -352,6 +378,8 @@ int mt7915_init_debugfs(struct mt7915_dev *dev) debugfs_create_file("implicit_txbf", 0600, dir, dev, &fops_implicit_txbf); debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern); + debugfs_create_devm_seqfile(dev->mt76.dev, "twt_stats", dir, + mt7915_twt_stats); /* test knobs */ debugfs_create_file("radar_trigger", 0200, dir, dev, &fops_radar_trigger);