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authorViresh Kumar <viresh.kumar@linaro.org>2020-10-05 13:26:04 +0530
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-10-05 15:13:43 +0200
commit96f60cddf7a1c5374296dd14355b519ee3245b3e (patch)
treee2c39001bae58f21db2584309084f6fb28dcee3b /drivers/cpufreq/cpufreq.c
parentcpufreq: stats: Mark few conditionals with unlikely() (diff)
downloadlinux-dev-96f60cddf7a1c5374296dd14355b519ee3245b3e.tar.xz
linux-dev-96f60cddf7a1c5374296dd14355b519ee3245b3e.zip
cpufreq: stats: Enable stats for fast-switch as well
Now that all the blockers are gone for enabling stats in fast-switching case, enable it. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r--drivers/cpufreq/cpufreq.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 2ea245a6c0c0..2d0e2e464b14 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2072,8 +2072,12 @@ unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy,
target_freq = clamp_val(target_freq, policy->min, policy->max);
freq = cpufreq_driver->fast_switch(policy, target_freq);
+ if (!freq)
+ return 0;
+
arch_set_freq_scale(policy->related_cpus, freq,
policy->cpuinfo.max_freq);
+ cpufreq_stats_record_transition(policy, freq);
return freq;
}