From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1757432AbcCCLTE (ORCPT <rfc822;w@1wt.eu>);
	Thu, 3 Mar 2016 06:19:04 -0500
Received: from casper.infradead.org ([85.118.1.10]:34654 "EHLO
	casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1756774AbcCCLTB (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Thu, 3 Mar 2016 06:19:01 -0500
Date: Thu, 3 Mar 2016 12:18:58 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Linux PM list <linux-pm@vger.kernel.org>, Juri Lelli <juri.lelli@arm.com>,
        Steve Muckle <steve.muckle@linaro.org>,
        ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
        Viresh Kumar <viresh.kumar@linaro.org>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Michael Turquette <mturquette@baylibre.com>
Subject: Re: [PATCH 5/6] cpufreq: Support for fast frequency switching
Message-ID: <20160303111858.GM6356@twins.programming.kicks-ass.net>
References: <2495375.dFbdlAZmA6@vostro.rjw.lan>
 <26020775.9hJG2SHiH2@vostro.rjw.lan>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <26020775.9hJG2SHiH2@vostro.rjw.lan>
User-Agent: Mutt/1.5.21 (2012-12-30)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Wed, Mar 02, 2016 at 03:12:33AM +0100, Rafael J. Wysocki wrote:
> +void cpufreq_driver_fast_switch(struct cpufreq_policy *policy,
> +				unsigned int target_freq, unsigned int relation)
> +{
> +	unsigned int freq;
> +
> +	if (target_freq == policy->cur)
> +		return;

But what if relation is different from last time? ;-)