[PATCH v4 03/10] cpufreq: arm_big_little: invoke frequency-invariance setter function
From: Dietmar Eggemann <dietmar.eggemann@arm.com>
Date: 2017-08-25 14:34:32
Also in:
lkml
Subsystem:
cpu frequency scaling framework, the rest · Maintainers:
"Rafael J. Wysocki", Viresh Kumar, Linus Torvalds
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 <redacted> Cc: Viresh Kumar <viresh.kumar@linaro.org> Cc: Sudeep Holla <redacted> Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> --- drivers/cpufreq/arm_big_little.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index ea6d62547b10..8880f8d9d09d 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)
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2.11.0