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Subject[PATCH V3 4/5] cpufreq: stats: Enable stats for fast-switch as well
Date
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>
---
drivers/cpufreq/cpufreq.c | 4 ++++
drivers/cpufreq/cpufreq_stats.c | 6 ------
2 files changed, 4 insertions(+), 6 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;
}
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index bba04da3a278..8e7d64f34041 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -69,9 +69,6 @@ static ssize_t show_time_in_state(struct cpufreq_policy *policy, char *buf)
ssize_t len = 0;
int i;

- if (policy->fast_switch_enabled)
- return 0;
-
for (i = 0; i < stats->state_num; i++) {
if (pending) {
if (i == stats->last_index)
@@ -115,9 +112,6 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf)
ssize_t len = 0;
int i, j, count;

- if (policy->fast_switch_enabled)
- return 0;
-
len += scnprintf(buf + len, PAGE_SIZE - len, " From : To\n");
len += scnprintf(buf + len, PAGE_SIZE - len, " : ");
for (i = 0; i < stats->state_num; i++) {
--
2.25.0.rc1.19.g042ed3e048af
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