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authorMike Chan <mike@android.com>2010-01-26 20:06:47 -0500
committerDave Jones <davej@redhat.com>2010-08-03 13:47:04 -0400
commit00e299fff3cc2745847b03eebcc9e9362db9366d (patch)
treea58558a9df98f3c42e132dabb73765e010655bb0
parent298decfbc44e9a4cb7862ae1b7dfc4e1ba3551b9 (diff)
[CPUFREQ] ondemand: Refactor frequency increase code
Make simpler to read and call. *** v3 - Always call when powersave_bias is enabled. Acked-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-off-by: Mike Chan <mike@android.com> Signed-off-by: Dave Jones <davej@redhat.com>
-rw-r--r--drivers/cpufreq/cpufreq_ondemand.c25
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index e1314212d8d4..fecfcdda6ddd 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -459,6 +459,17 @@ static struct attribute_group dbs_attr_group_old = {
459 459
460/************************** sysfs end ************************/ 460/************************** sysfs end ************************/
461 461
462static void dbs_freq_increase(struct cpufreq_policy *p, unsigned int freq)
463{
464 if (dbs_tuners_ins.powersave_bias)
465 freq = powersave_bias_target(p, freq, CPUFREQ_RELATION_H);
466 else if (p->cur == p->max)
467 return;
468
469 __cpufreq_driver_target(p, freq, dbs_tuners_ins.powersave_bias ?
470 CPUFREQ_RELATION_L : CPUFREQ_RELATION_H);
471}
472
462static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info) 473static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
463{ 474{
464 unsigned int max_load_freq; 475 unsigned int max_load_freq;
@@ -551,19 +562,7 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
551 562
552 /* Check for frequency increase */ 563 /* Check for frequency increase */
553 if (max_load_freq > dbs_tuners_ins.up_threshold * policy->cur) { 564 if (max_load_freq > dbs_tuners_ins.up_threshold * policy->cur) {
554 /* if we are already at full speed then break out early */ 565 dbs_freq_increase(policy, policy->max);
555 if (!dbs_tuners_ins.powersave_bias) {
556 if (policy->cur == policy->max)
557 return;
558
559 __cpufreq_driver_target(policy, policy->max,
560 CPUFREQ_RELATION_H);
561 } else {
562 int freq = powersave_bias_target(policy, policy->max,
563 CPUFREQ_RELATION_H);
564 __cpufreq_driver_target(policy, freq,
565 CPUFREQ_RELATION_L);
566 }
567 return; 566 return;
568 } 567 }
569 568