From: Dietmar Eggemann <dietmar.eggemann@arm.com>
Date: Fri, 21 Jul 2017 10:16:45 +0000 (+0100)
Subject: cpufreq: arm_big_little: invoke frequency-invariance setter function
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9aa9f18c2061a608243b16c3fb92ee327a40ae4d;p=platform%2Fkernel%2Flinux-exynos.git

cpufreq: arm_big_little: invoke frequency-invariance setter function

Call the frequency-invariance setter function arch_set_freq_scale()
if the new frequency has been successfully set which is indicated by
bL_cpufreq_set_rate() returning 0.

Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com>
---

diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index 17504129fd77..0c41ab3b16eb 100644
--- a/drivers/cpufreq/arm_big_little.c
+++ b/drivers/cpufreq/arm_big_little.c
@@ -213,6 +213,7 @@ static int bL_cpufreq_set_target(struct cpufreq_policy *policy,
 {
 	u32 cpu = policy->cpu, cur_cluster, new_cluster, actual_cluster;
 	unsigned int freqs_new;
+	int ret;
 
 	cur_cluster = cpu_to_cluster(cpu);
 	new_cluster = actual_cluster = per_cpu(physical_cluster, cpu);
@@ -229,7 +230,14 @@ static int bL_cpufreq_set_target(struct cpufreq_policy *policy,
 		}
 	}
 
-	return bL_cpufreq_set_rate(cpu, actual_cluster, new_cluster, freqs_new);
+	ret = bL_cpufreq_set_rate(cpu, actual_cluster, new_cluster, freqs_new);
+
+	if (!ret) {
+		arch_set_freq_scale(policy->related_cpus, freqs_new,
+				    policy->cpuinfo.max_freq);
+	}
+
+	return ret;
 }
 
 static inline u32 get_table_count(struct cpufreq_frequency_table *table)