Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751932AbdG0TfV (ORCPT ); Thu, 27 Jul 2017 15:35:21 -0400 Received: from foss.arm.com ([217.140.101.70]:51094 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751670AbdG0Tdr (ORCPT ); Thu, 27 Jul 2017 15:33:47 -0400 From: Dietmar Eggemann To: linux-kernel@vger.kernel.org Cc: linux-pm@vger.kernel.org, linux@arm.linux.org.uk, Greg Kroah-Hartman , Russell King , Catalin Marinas , Will Deacon , Juri Lelli , Vincent Guittot , Peter Zijlstra , Morten Rasmussen , Viresh Kumar , "Rafael J . Wysocki" , Sudeep Holla Subject: [PATCH v3 04/10] cpufreq: dt: invoke frequency-invariance setter function Date: Thu, 27 Jul 2017 20:33:06 +0100 Message-Id: <20170727193312.9849-5-dietmar.eggemann@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170727193312.9849-1-dietmar.eggemann@arm.com> References: <20170727193312.9849-1-dietmar.eggemann@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1167 Lines: 37 Call the frequency-invariance setter function arch_set_freq_scale() if the new frequency has been successfully set which is indicated by dev_pm_opp_set_rate() returning 0. Cc: Rafael J. Wysocki Cc: Viresh Kumar Signed-off-by: Dietmar Eggemann --- drivers/cpufreq/cpufreq-dt.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index fef3c2160691..cbac8a7dbc50 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -43,9 +43,17 @@ static struct freq_attr *cpufreq_dt_attr[] = { static int set_target(struct cpufreq_policy *policy, unsigned int index) { struct private_data *priv = policy->driver_data; + unsigned long freq = policy->freq_table[index].frequency; + int ret; + + ret = dev_pm_opp_set_rate(priv->cpu_dev, freq * 1000); - return dev_pm_opp_set_rate(priv->cpu_dev, - policy->freq_table[index].frequency * 1000); + if (!ret) { + arch_set_freq_scale(policy->related_cpus, freq, + policy->cpuinfo.max_freq); + } + + return ret; } /* -- 2.11.0