From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 1571FC433E6 for ; Wed, 2 Sep 2020 07:25:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E7257207EA for ; Wed, 2 Sep 2020 07:25:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="RWPSGWqX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727861AbgIBHZX (ORCPT ); Wed, 2 Sep 2020 03:25:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60198 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727823AbgIBHZJ (ORCPT ); Wed, 2 Sep 2020 03:25:09 -0400 Received: from mail-pg1-x543.google.com (mail-pg1-x543.google.com [IPv6:2607:f8b0:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 31C54C061246 for ; Wed, 2 Sep 2020 00:25:08 -0700 (PDT) Received: by mail-pg1-x543.google.com with SMTP id m5so2096583pgj.9 for ; Wed, 02 Sep 2020 00:25:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=QakrURdUkg4E7FIP/CypxAR9NETwtzt47NN+BbaWNug=; b=RWPSGWqX08GKXFj5iHZkTa+y4XaDiqWxfL0yK70eGkiIQN/S+3ikTN0IFRwKKzRIyd Ej9S4ynaTJ8vNfXb1YWWnbA3UTwhzXnj0zsmh4prkdWZFzYo0tPp9PWLbx33SVHDDTaK hnL/GS/yLVwSq7nixL0qoJPEOxAbKkRI37eZTn//vbrdPQM5eIPVB67m4BQ5azV4JvmP /MP14dCT6xZe3lW9hFQJRu6dmVgpI2yqe1PBG9cLmX+jmK+RIMV/IXgNBQQ+SYJpcdRy h4a8vAsrw+ByO0Bi346aRy9Kkhcut78cS0bAtFECh5KYUSzsMjr5oQWOa1OXVY2fhD5t dcRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QakrURdUkg4E7FIP/CypxAR9NETwtzt47NN+BbaWNug=; b=QPF8LyAC6RapZdeCeb3501t1wrI4NBNz5iihxloYO+fg0Cmdp8TA2fI57/+m+FxIQl 2WHk9sCFh/cO090Y2JVHSTsjUwHiIne8k6VcZXZMSXRQwfQyKLWoCwoFY5V4Ie3aCyhv AWYj46q8gOLeoOUhRUV501qP5RIOTmwY6rEw2Tx4g4K9CFh1lz31tVdV232GsJyqDrQa uRnrvV9/9/sxc9xa5EZ0ODPA1QJUsC7WY0Y6c4zIqnaWnXZiDkJ0GGmph59LsNa/3Xow VIDgEIWRFADvWs7BxOZ0L5VmqT6UEWHW64+9NNyBmsggFBvbzbahIQi0hu20pYn+WsGZ 5sog== X-Gm-Message-State: AOAM5315qUgQx4W8XgmBRn0CfmYzOZBWFMRDnTJBEmCZkjwlpod4do9n 8AE8eonekNBTFuV6e8Yk8E7H+A== X-Google-Smtp-Source: ABdhPJwYKPhGLgGgRTPpDmiSBrRJWDy3BvG7NKeo7XSr+SuLuefADDOnU7M/eyr65Jt0d2n9JeEtzw== X-Received: by 2002:aa7:8646:: with SMTP id a6mr2054058pfo.54.1599031507740; Wed, 02 Sep 2020 00:25:07 -0700 (PDT) Received: from localhost ([122.167.135.199]) by smtp.gmail.com with ESMTPSA id k5sm3656831pjq.5.2020.09.02.00.25.06 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 02 Sep 2020 00:25:07 -0700 (PDT) From: Viresh Kumar To: Rafael Wysocki , Viresh Kumar Cc: linux-pm@vger.kernel.org, Vincent Guittot , Lukasz Luba , cristian.marussi@arm.com, sudeep.holla@arm.com, linux-kernel@vger.kernel.org Subject: [PATCH 3/4] cpufreq: stats: Enable stats for fast-switch as well Date: Wed, 2 Sep 2020 12:54:43 +0530 Message-Id: <6a25f7c9c96dc25bb2acf26b4ab58ed954113965.1599031227.git.viresh.kumar@linaro.org> X-Mailer: git-send-email 2.25.0.rc1.19.g042ed3e048af In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that all the blockers are gone for enabling stats in fast-switching case, enable it. Signed-off-by: Viresh Kumar --- drivers/cpufreq/cpufreq.c | 6 +++++- drivers/cpufreq/cpufreq_stats.c | 6 ------ 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 47aa90f9a7c2..d5fe64e96be9 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2057,8 +2057,12 @@ unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy, unsigned int target_freq) { target_freq = clamp_val(target_freq, policy->min, policy->max); + target_freq = cpufreq_driver->fast_switch(policy, target_freq); - return cpufreq_driver->fast_switch(policy, target_freq); + if (target_freq) + cpufreq_stats_record_transition(policy, target_freq); + + return target_freq; } EXPORT_SYMBOL_GPL(cpufreq_driver_fast_switch); diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index d86ea9744649..06b5ee12f3b2 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -69,9 +69,6 @@ static ssize_t show_time_in_state(struct cpufreq_policy *policy, char *buf) ssize_t len = 0; int i; - if (policy->fast_switch_enabled) - return 0; - for (i = 0; i < stats->state_num; i++) { if (pending) { if (i == stats->last_index) @@ -115,9 +112,6 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf) ssize_t len = 0; int i, j, count; - if (policy->fast_switch_enabled) - return 0; - len += scnprintf(buf + len, PAGE_SIZE - len, " From : To\n"); len += scnprintf(buf + len, PAGE_SIZE - len, " : "); for (i = 0; i < stats->state_num; i++) { -- 2.25.0.rc1.19.g042ed3e048af