From patchwork Thu Jun 29 10:59:05 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Viresh Kumar X-Patchwork-Id: 106627 Delivered-To: patch@linaro.org Received: by 10.182.135.102 with SMTP id pr6csp4553911obb; Thu, 29 Jun 2017 03:59:43 -0700 (PDT) X-Received: by 10.98.80.76 with SMTP id e73mr15509880pfb.31.1498733983276; Thu, 29 Jun 2017 03:59:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1498733983; cv=none; d=google.com; s=arc-20160816; b=LpXEBLaYcn+mDBxWU+NPgFXZZ/4sP60OALCg4x9aWNlXtjAAgmzS5rCWkhjZ1mHeOm f0ABsauaK94VkdlaW77xiTD6cZnnZ+EE4Wf2YqgySYoUK0rhIR3DMq5qWvChD9irCRc2 UELJLG9OzHTAIcVWSqbeVPxf8lAyMFa2XL/p/blaOY58Cjk2/7VSWF9EZgLTKq7gI2Ci rUjLGK/Q/7wHgRjW4u/sO/pTFFMZ2BHTEXsqywmYN1HUkBytBjd7jAcu+uEVKj/it5AB fb/KyR2yqBOQbYDNzXdgqkm0uEPHSHLloJ6lljWnAnOdfk3s+aM6KIJzuyYklAMeZrIs 4omg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:references :in-reply-to:message-id:date:subject:cc:to:from:dkim-signature :arc-authentication-results; bh=CBZ+2RltayVGxXUyPCzCrBSSZV1tBb/8GiIYVU4lWAg=; b=SYk8Gw0bsdkZSuPcPjbXxCFooba2h0SFJtbyUv544BZGVbuvs4ngY5/GBMShcZRzTV TvpgCHUbyqLBNNFautcQaSo8NEOvRpTynuRpO0hNXHYozaG52fQyAxTITMqfYxfzooha d42pXmENRQ0T4jvHb8DsHh9hRWPueJ1sSOH7q39TPhfhEtcRQ4GsyPzTIvXdbr/Gg6pB vYIbjBO1P4rpdlmP9YRe8PnfBXfxRQ8AiH8TxePUGUwJ6YqjjEGq6R6riGpEmM4cqbGe WPN9BJNLYIOzV8ZZr/U9TeIRywMpYZJF9SubXBI4CAnx/dErz6NDNPjAo2Uy+aTWMXOj Uxcw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.b=XK00lzh2; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h189si3453226pge.445.2017.06.29.03.59.42; Thu, 29 Jun 2017 03:59:43 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.b=XK00lzh2; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752710AbdF2K7g (ORCPT + 25 others); Thu, 29 Jun 2017 06:59:36 -0400 Received: from mail-pf0-f180.google.com ([209.85.192.180]:35171 "EHLO mail-pf0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752645AbdF2K7W (ORCPT ); Thu, 29 Jun 2017 06:59:22 -0400 Received: by mail-pf0-f180.google.com with SMTP id c73so48751811pfk.2 for ; Thu, 29 Jun 2017 03:59:21 -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 :in-reply-to:references; bh=CBZ+2RltayVGxXUyPCzCrBSSZV1tBb/8GiIYVU4lWAg=; b=XK00lzh22Yf3Qd568BfNtF4Wqb75xshRbPTm7OKyERIhi1OoVa13UZVtpWts322SrU hq95/S7BtSjd9uORzgdeU0QLNlb2zesUkVvPaxAafQjzMJ2su4Bnn+mLAR8FQ7ZxGkM2 UKpFFb74y1+CLcJThfozPxusHajA++8wMSAog= 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:in-reply-to:references; bh=CBZ+2RltayVGxXUyPCzCrBSSZV1tBb/8GiIYVU4lWAg=; b=CJAnlDeclqXbSX+cKRHuzc6WqCRjQrH8n5nJYl9YDOGR28aMKQTt1Cxu5+WRoCoBqD w+ggN1m1/zwYCUCqogb7iQNlNpvMZb4GIawisCXLTWCB+E8Xidb62/9oT1fCyheZT66l F2oZS+Sgr39YcySqgt/7whdmY0CkZYkKuLMLBCDx9y4ahBpg58zYPcsZn6XH7pJDE3V/ aaVWdJWRc7xXxmoHa8iLiIWR3LvmDzTT3cBPZdAS566Ugr4DxJQY8mVNcnlZqkcEjGLH egrZqKvjVDvinCPSs9ClXC0wAxzI1xYzNN223h3WWPhvCSVyqXU//DOL5h2J0/8L9kKy XA5Q== X-Gm-Message-State: AKS2vOw2jKlK6PvisgYGzMJqkvSpkySST8KM+V6Xr/fi6h0JlQAI+RfL fGs1kG8tWwUMr1eF X-Received: by 10.84.217.207 with SMTP id d15mr8135018plj.127.1498733960135; Thu, 29 Jun 2017 03:59:20 -0700 (PDT) Received: from localhost ([122.171.238.149]) by smtp.gmail.com with ESMTPSA id a29sm12006102pfg.30.2017.06.29.03.59.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 29 Jun 2017 03:59:19 -0700 (PDT) From: Viresh Kumar To: Rafael Wysocki , Viresh Kumar Cc: linux-pm@vger.kernel.org, Vincent Guittot , linux-kernel@vger.kernel.org Subject: [PATCH 2/6] cpufreq: Remove (now) unused code related to max_transition_latency Date: Thu, 29 Jun 2017 16:29:05 +0530 Message-Id: <85a18d35c119cf444aeec43a828efddb2ce0e4e1.1498733506.git.viresh.kumar@linaro.org> X-Mailer: git-send-email 2.13.0.71.gd7076ec9c9cb In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Get rid of the now unused code after the only user of max_transition_latency is gone. Signed-off-by: Viresh Kumar --- drivers/cpufreq/cpufreq.c | 5 ----- drivers/cpufreq/cpufreq_governor.h | 1 - drivers/cpufreq/cpufreq_performance.c | 6 ------ include/linux/cpufreq.h | 5 ----- 4 files changed, 17 deletions(-) -- 2.13.0.71.gd7076ec9c9cb diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 34dbbf3122c8..0508b62c6f9b 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1969,11 +1969,6 @@ int cpufreq_driver_target(struct cpufreq_policy *policy, } EXPORT_SYMBOL_GPL(cpufreq_driver_target); -__weak struct cpufreq_governor *cpufreq_fallback_governor(void) -{ - return NULL; -} - static int cpufreq_init_governor(struct cpufreq_policy *policy) { int ret; diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index 0236ec2cd654..7cbb07512e4c 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -160,7 +160,6 @@ void cpufreq_dbs_governor_limits(struct cpufreq_policy *policy); #define CPUFREQ_DBS_GOVERNOR_INITIALIZER(_name_) \ { \ .name = _name_, \ - .max_transition_latency = TRANSITION_LATENCY_LIMIT, \ .owner = THIS_MODULE, \ .init = cpufreq_dbs_governor_init, \ .exit = cpufreq_dbs_governor_exit, \ diff --git a/drivers/cpufreq/cpufreq_performance.c b/drivers/cpufreq/cpufreq_performance.c index dafb679adc58..73bc6c28b956 100644 --- a/drivers/cpufreq/cpufreq_performance.c +++ b/drivers/cpufreq/cpufreq_performance.c @@ -44,12 +44,6 @@ struct cpufreq_governor *cpufreq_default_governor(void) return &cpufreq_gov_performance; } #endif -#ifndef CONFIG_CPU_FREQ_GOV_PERFORMANCE_MODULE -struct cpufreq_governor *cpufreq_fallback_governor(void) -{ - return &cpufreq_gov_performance; -} -#endif MODULE_AUTHOR("Dominik Brodowski "); MODULE_DESCRIPTION("CPUfreq policy governor 'performance'"); diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 0818bdc3ebf2..54dfa1bdf138 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -491,7 +491,6 @@ static inline unsigned long cpufreq_scale(unsigned long old, u_int div, #define MIN_SAMPLING_RATE_RATIO (2) #define LATENCY_MULTIPLIER (1000) #define MIN_LATENCY_MULTIPLIER (20) -#define TRANSITION_LATENCY_LIMIT (10 * 1000 * 1000) struct cpufreq_governor { char name[CPUFREQ_NAME_LEN]; @@ -504,9 +503,6 @@ struct cpufreq_governor { char *buf); int (*store_setspeed) (struct cpufreq_policy *policy, unsigned int freq); - unsigned int max_transition_latency; /* HW must be able to switch to - next freq faster than this value in nano secs or we - will fallback to performance governor */ struct list_head governor_list; struct module *owner; }; @@ -526,7 +522,6 @@ int cpufreq_register_governor(struct cpufreq_governor *governor); void cpufreq_unregister_governor(struct cpufreq_governor *governor); struct cpufreq_governor *cpufreq_default_governor(void); -struct cpufreq_governor *cpufreq_fallback_governor(void); static inline void cpufreq_policy_apply_limits(struct cpufreq_policy *policy) {