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cpufreq: ondemand: Rearrange od_dbs_timer() to avoid updating delay

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Avoid extra checks in od_dbs_timer() by rearranging updates to the
local delay variable in it.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
[ rjw: Changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2016-02-11 17:31:16 +05:30 committed by Rafael J. Wysocki
parent aded387b94
commit a23d6d1809
1 changed files with 4 additions and 5 deletions
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9
drivers/cpufreq/cpufreq_ondemand.c
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@ -194,7 +194,7 @@ static unsigned int od_dbs_timer(struct cpufreq_policy *policy)
struct policy_dbs_info *policy_dbs = policy->governor_data;
struct dbs_data *dbs_data = policy_dbs->dbs_data;
struct od_cpu_dbs_info_s *dbs_info = &per_cpu(od_cpu_dbs_info, policy->cpu);
int delay = 0, sample_type = dbs_info->sample_type;
int delay, sample_type = dbs_info->sample_type;
/* Common NORMAL_SAMPLE setup */
dbs_info->sample_type = OD_NORMAL_SAMPLE;
@ -208,13 +208,12 @@ static unsigned int od_dbs_timer(struct cpufreq_policy *policy)
/* Setup timer for SUB_SAMPLE */
dbs_info->sample_type = OD_SUB_SAMPLE;
delay = dbs_info->freq_hi_jiffies;
} else {
delay = delay_for_sampling_rate(dbs_data->sampling_rate
* dbs_info->rate_mult);
}
}
if (!delay)
delay = delay_for_sampling_rate(dbs_data->sampling_rate
* dbs_info->rate_mult);
return delay;
}