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cpufreq: interactive: restart above_hispeed_delay at each hispeed load

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Change-Id: I2e5b91d45e8806b0ab94ca2301ed671c9af9ab13
Signed-off-by: Todd Poynor <toddpoynor@google.com>
This commit is contained in:
Todd Poynor
2012-05-10 23:28:06 -07:00
committed by John Stultz
parent b62e5a1c49
commit 122c60b938
1 changed files with 8 additions and 1 deletions
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9
drivers/cpufreq/cpufreq_interactive.c
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@@ -52,6 +52,7 @@ struct cpufreq_interactive_cpuinfo {
unsigned int target_freq;
unsigned int floor_freq;
u64 floor_validate_time;
u64 hispeed_validate_time;
int governor_enabled;
};
@@ -206,7 +207,7 @@ static void cpufreq_interactive_timer(unsigned long data)
if (pcpu->target_freq == hispeed_freq &&
new_freq > hispeed_freq &&
pcpu->timer_run_time - pcpu->target_set_time
pcpu->timer_run_time - pcpu->hispeed_validate_time
< above_hispeed_delay_val) {
trace_cpufreq_interactive_notyet(data, cpu_load,
pcpu->target_freq,
@@ -218,6 +219,9 @@ static void cpufreq_interactive_timer(unsigned long data)
new_freq = pcpu->policy->max * cpu_load / 100;
}
if (new_freq <= hispeed_freq)
pcpu->hispeed_validate_time = pcpu->timer_run_time;
if (cpufreq_frequency_table_target(pcpu->policy, pcpu->freq_table,
new_freq, CPUFREQ_RELATION_H,
&index)) {
@@ -505,6 +509,7 @@ static void cpufreq_interactive_boost(void)
cpumask_set_cpu(i, &up_cpumask);
pcpu->target_set_time_in_idle =
get_cpu_idle_time_us(i, &pcpu->target_set_time);
pcpu->hispeed_validate_time = pcpu->target_set_time;
anyboost = 1;
}
@@ -838,6 +843,8 @@ static int cpufreq_governor_interactive(struct cpufreq_policy *policy,
pcpu->floor_freq = pcpu->target_freq;
pcpu->floor_validate_time =
pcpu->target_set_time;
pcpu->hispeed_validate_time =
pcpu->target_set_time;
pcpu->governor_enabled = 1;
smp_wmb();
}