From: Chad Goodman <cgoodman@HP-EliteBook-2730p.(none)>
Date: Tue, 4 Dec 2012 05:00:43 +0000 (-0800)
Subject: THERMAL: fix thermal driver setting min-clock to 1.89 by default, update fastcharge ...
X-Git-Url: https://ziggy471.com/git/gitweb.cgi?p=ziggy471-sgs3-jb.git;a=commitdiff;h=788a3483ff9e66bf2aa99cd09782a251ab99244e

THERMAL: fix thermal driver setting min-clock to 1.89 by default, update fastcharge driver

Signed-off-by: Ziggy <ziggy@tardis.(none)>
---

--- 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) {