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.

Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index 1750412..0c41ab3 100644 (file)
--- 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)