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cpufreq: governors: clean timer init and exit code

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Drop unused arguments from dbs_timer_init and clean dbs_timer_exit and
cpufreq_governor_dbs to remove non necessary special cases.

Reported-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Fabio Baltieri 2013-01-30 13:53:37 +00:00 committed by Rafael J. Wysocki
parent fcf8058296
commit 58ddcead4f
1 changed files with 13 additions and 30 deletions
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43
drivers/cpufreq/cpufreq_governor.c
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@ -169,19 +169,19 @@ bool dbs_sw_coordinated_cpus(struct cpu_dbs_common_info *cdbs)
}
EXPORT_SYMBOL_GPL(dbs_sw_coordinated_cpus);
static inline void dbs_timer_init(struct dbs_data *dbs_data,
struct cpu_dbs_common_info *cdbs,
unsigned int sampling_rate,
int cpu)
static inline void dbs_timer_init(struct dbs_data *dbs_data, int cpu,
unsigned int sampling_rate)
{
int delay = delay_for_sampling_rate(sampling_rate);
struct cpu_dbs_common_info *cdbs_local = dbs_data->get_cpu_cdbs(cpu);
struct cpu_dbs_common_info *cdbs = dbs_data->get_cpu_cdbs(cpu);
schedule_delayed_work_on(cpu, &cdbs_local->work, delay);
schedule_delayed_work_on(cpu, &cdbs->work, delay);
}
static inline void dbs_timer_exit(struct cpu_dbs_common_info *cdbs)
static inline void dbs_timer_exit(struct dbs_data *dbs_data, int cpu)
{
struct cpu_dbs_common_info *cdbs = dbs_data->get_cpu_cdbs(cpu);
cancel_delayed_work_sync(&cdbs->work);
}
@ -289,36 +289,19 @@ int cpufreq_governor_dbs(struct dbs_data *dbs_data,
}
mutex_unlock(&dbs_data->mutex);
if (dbs_sw_coordinated_cpus(cpu_cdbs)) {
/* Initiate timer time stamp */
cpu_cdbs->time_stamp = ktime_get();
/* Initiate timer time stamp */
cpu_cdbs->time_stamp = ktime_get();
for_each_cpu(j, policy->cpus) {
struct cpu_dbs_common_info *j_cdbs;
j_cdbs = dbs_data->get_cpu_cdbs(j);
dbs_timer_init(dbs_data, j_cdbs,
*sampling_rate, j);
}
} else {
dbs_timer_init(dbs_data, cpu_cdbs, *sampling_rate, cpu);
}
for_each_cpu(j, policy->cpus)
dbs_timer_init(dbs_data, j, *sampling_rate);
break;
case CPUFREQ_GOV_STOP:
if (dbs_data->governor == GOV_CONSERVATIVE)
cs_dbs_info->enable = 0;
if (dbs_sw_coordinated_cpus(cpu_cdbs)) {
for_each_cpu(j, policy->cpus) {
struct cpu_dbs_common_info *j_cdbs;
j_cdbs = dbs_data->get_cpu_cdbs(j);
dbs_timer_exit(j_cdbs);
}
} else {
dbs_timer_exit(cpu_cdbs);
}
for_each_cpu(j, policy->cpus)
dbs_timer_exit(dbs_data, j);
mutex_lock(&dbs_data->mutex);
mutex_destroy(&cpu_cdbs->timer_mutex);