[PATCH 3/4] cpufreq: stats: Enable stats for fast-switch as well

Viresh Kumar
2020-09-02T07:25:25Z

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 | 6 +++++-
drivers/cpufreq/cpufreq_stats.c | 6 ------
2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 47aa90f9a7c2..d5fe64e96be9 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2057,8 +2057,12 @@ unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy,
unsigned int target_freq)
{
target_freq = clamp_val(target_freq, policy->min, policy->max);
+ target_freq = cpufreq_driver->fast_switch(policy, target_freq);

- return cpufreq_driver->fast_switch(policy, target_freq);
+ if (target_freq)
+ cpufreq_stats_record_transition(policy, target_freq);
+
+ return target_freq;
}
EXPORT_SYMBOL_GPL(cpufreq_driver_fast_switch);

diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index d86ea9744649..06b5ee12f3b2 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