{
unsigned int idle_ticks, up_idle_ticks, down_idle_ticks;
unsigned int tmp_idle_ticks, total_idle_ticks;
- unsigned int freq_step;
+ unsigned int freq_target;
unsigned int freq_down_sampling_rate;
struct cpu_dbs_info_s *this_dbs_info = &per_cpu(cpu_dbs_info, cpu);
struct cpufreq_policy *policy;
if (this_dbs_info->requested_freq == policy->max)
return;
- freq_step = (dbs_tuners_ins.freq_step * policy->max) / 100;
+ freq_target = (dbs_tuners_ins.freq_step * policy->max) / 100;
/* max freq cannot be less than 100. But who knows.... */
- if (unlikely(freq_step == 0))
- freq_step = 5;
+ if (unlikely(freq_target == 0))
+ freq_target = 5;
- this_dbs_info->requested_freq += freq_step;
+ this_dbs_info->requested_freq += freq_target;
if (this_dbs_info->requested_freq > policy->max)
this_dbs_info->requested_freq = policy->max;
/*
* if we are already at the lowest speed then break out early
* or if we 'cannot' reduce the speed as the user might want
- * freq_step to be zero
+ * freq_target to be zero
*/
if (this_dbs_info->requested_freq == policy->min
|| dbs_tuners_ins.freq_step == 0)
return;
- freq_step = (dbs_tuners_ins.freq_step * policy->max) / 100;
+ freq_target = (dbs_tuners_ins.freq_step * policy->max) / 100;
/* max freq cannot be less than 100. But who knows.... */
- if (unlikely(freq_step == 0))
- freq_step = 5;
+ if (unlikely(freq_target == 0))
+ freq_target = 5;
- this_dbs_info->requested_freq -= freq_step;
+ this_dbs_info->requested_freq -= freq_target;
if (this_dbs_info->requested_freq < policy->min)
this_dbs_info->requested_freq = policy->min;
static inline void dbs_timer_init(void)
{
+ init_timer_deferrable(&dbs_work.timer);
schedule_delayed_work(&dbs_work,
usecs_to_jiffies(dbs_tuners_ins.sampling_rate));
return;
return rc;
}
- for_each_cpu_mask(j, policy->cpus) {
+ for_each_cpu(j, policy->cpus) {
struct cpu_dbs_info_s *j_dbs_info;
j_dbs_info = &per_cpu(cpu_dbs_info, j);
j_dbs_info->cur_policy = policy;
return 0;
}
+#ifndef CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE
+static
+#endif
struct cpufreq_governor cpufreq_gov_conservative = {
.name = "conservative",
.governor = cpufreq_governor_dbs,
.max_transition_latency = TRANSITION_LATENCY_LIMIT,
.owner = THIS_MODULE,
};
-EXPORT_SYMBOL(cpufreq_gov_conservative);
static int __init cpufreq_gov_dbs_init(void)
{
"optimised for use in a battery environment");
MODULE_LICENSE ("GPL");
+#ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE
+fs_initcall(cpufreq_gov_dbs_init);
+#else
module_init(cpufreq_gov_dbs_init);
+#endif
module_exit(cpufreq_gov_dbs_exit);