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authorNamhyung Kim <namhyung.kim@lge.com>2013-02-28 05:38:01 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-04-01 01:11:35 +0200
commitad529a9cd2306782907371830135a140e4572919 (patch)
tree43f38f483bf9638cf2249812b9401ea268cb7b4e /drivers/cpufreq/cpufreq_conservative.c
parent031299b3be30f3ecab110fff8faad85af70e1797 (diff)
cpufreq: conservative: Break out earlier on the lowest frequency
If we're on the lowest frequency, no need to calculate new freq. Break out even earlier in this case. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq_conservative.c')
-rw-r--r--drivers/cpufreq/cpufreq_conservative.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index 6fe6050a3889..302931e76842 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -87,18 +87,18 @@ static void cs_check_cpu(int cpu, unsigned int load)
* safe, we focus 10 points under the threshold.
*/
if (load < (cs_tuners->down_threshold - 10)) {
- freq_target = (cs_tuners->freq_step * policy->max) / 100;
-
- dbs_info->requested_freq -= freq_target;
- if (dbs_info->requested_freq < policy->min)
- dbs_info->requested_freq = policy->min;
-
/*
* if we cannot reduce the frequency anymore, break out early
*/
if (policy->cur == policy->min)
return;
+ freq_target = (cs_tuners->freq_step * policy->max) / 100;
+
+ dbs_info->requested_freq -= freq_target;
+ if (dbs_info->requested_freq < policy->min)
+ dbs_info->requested_freq = policy->min;
+
__cpufreq_driver_target(policy, dbs_info->requested_freq,
CPUFREQ_RELATION_H);
return;