--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -33,6 +33,8 @@
#include <trace/events/power.h>
#include <linux/semaphore.h>
+unsigned int thermal_max = 1512000;
+
#if !defined(__MP_DECISION_PATCH__)
#error "__MP_DECISION_PATCH__ must be defined in cpufreq.c"
#endif
@@ -443,12 +445,20 @@ static ssize_t show_##file_name \
return sprintf(buf, "%u\n", policy->object); \
}
+#define findmax( a, b ) ( ((a) > (b)) ? (a) : (b) )
+
show_one(cpuinfo_min_freq, cpuinfo.min_freq);
show_one(cpuinfo_max_freq, cpuinfo.max_freq);
show_one(cpuinfo_transition_latency, cpuinfo.transition_latency);
show_one(scaling_min_freq, min);
show_one(scaling_max_freq, max);
show_one(scaling_cur_freq, cur);
+
+static ssize_t show_thermal_max_freq(struct cpufreq_policy *policy, char *buf)
+{
+ return sprintf(buf, "%u\n", thermal_max);
+}
+
#if defined(__MP_DECISION_PATCH__)
show_one(cpu_utilization, utils);
#endif
@@ -518,12 +528,27 @@ static ssize_t store_scaling_max_freq
cpufreq_set_limit_defered(USER_MAX_START, value);
}
+ thermal_max = findmax(policy->max, thermal_max);
+
return count;
}
#else
store_one(scaling_min_freq, min);
store_one(scaling_max_freq, max);
#endif
+static ssize_t store_thermal_max_freq
+ (struct cpufreq_policy *policy, const char *buf, size_t count)
+{
+ unsigned int ret = -EINVAL;
+ unsigned int value = 0;
+
+ ret = sscanf(buf, "%u", &value);
+ if (ret != 1)
+ return -EINVAL;
+
+ thermal_max = value;
+ return count;
+}
/**
* show_cpuinfo_cur_freq - current CPU frequency as detected by hardware
@@ -580,6 +605,7 @@ static ssize_t store_scaling_governor(st
will be wrongly overridden */
ret = __cpufreq_set_policy(policy, &new_policy);
+ if (policy->max > 1512000) policy->max = 1512000;
policy->user_policy.policy = policy->policy;
policy->user_policy.governor = policy->governor;
@@ -770,12 +796,14 @@ cpufreq_freq_attr_rw(scaling_governor);
cpufreq_freq_attr_rw(scaling_setspeed);
#ifdef CONFIG_VDD_USERSPACE
+cpufreq_freq_attr_rw(thermal_max_freq);
define_one_global_rw(vdd_levels);
#endif
static struct attribute *default_attrs[] = {
&cpuinfo_min_freq.attr,
&cpuinfo_max_freq.attr,
+ &thermal_max_freq.attr,
&cpuinfo_transition_latency.attr,
&scaling_min_freq.attr,
&scaling_max_freq.attr,
@@ -2129,7 +2157,7 @@ int cpufreq_set_limit(unsigned int flag,
max_value = user_max_freq_limit;
}
- /* set min freq
+ /* set min freq */
if (freq_limit_start_flag & TOUCH_BOOSTER_FIRST_BIT)
min_value = TOUCH_BOOSTER_FIRST_FREQ_LIMIT;
else if (freq_limit_start_flag & TOUCH_BOOSTER_SECOND_BIT)
@@ -2137,13 +2165,13 @@ int cpufreq_set_limit(unsigned int flag,
else if (freq_limit_start_flag & TOUCH_BOOSTER_BIT)
min_value = TOUCH_BOOSTER_FREQ_LIMIT;
else
- min_value = MIN_FREQ_LIMIT;*/
+ min_value = MIN_FREQ_LIMIT;
- /* cpufreq_min_limit
+ /* cpufreq_min_limit */
if (freq_limit_start_flag & APPS_MIN_BIT) {
if (min_value < app_min_freq_limit)
min_value = app_min_freq_limit;
- }*/
+ }
/* user */
if (freq_limit_start_flag & USER_MIN_BIT) {
projects / ziggy471-sgs3-jb.git / commitdiff