cpufreq: Remove cpufreq_enable_boost_support()

Remove the now unused helper, cpufreq_enable_boost_support().

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

Author: vireshk

drivers/cpufreq/cpufreq.c

@@ -2877,21 +2877,6 @@ static void remove_boost_sysfs_file(void)
 		sysfs_remove_file(cpufreq_global_kobject, &boost.attr);
 }
 
-int cpufreq_enable_boost_support(void)
-{
-	if (!cpufreq_driver)
-		return -EINVAL;
-
-	if (cpufreq_boost_supported())
-		return 0;
-
-	cpufreq_driver->set_boost = cpufreq_boost_set_sw;
-
-	/* This will get removed on driver unregister */
-	return create_boost_sysfs_file();
-}
-EXPORT_SYMBOL_GPL(cpufreq_enable_boost_support);
-
 bool cpufreq_boost_enabled(void)
 {
 	return cpufreq_driver->boost_enabled;

include/linux/cpufreq.h

@@ -782,7 +782,6 @@ ssize_t cpufreq_show_cpus(const struct cpumask *mask, char *buf);
 
 #ifdef CONFIG_CPU_FREQ
 bool cpufreq_boost_enabled(void);
-int cpufreq_enable_boost_support(void);
 int cpufreq_boost_set_sw(struct cpufreq_policy *policy, int state);
 
 /* Find lowest freq at or above target in a table in ascending order */
@@ -1157,11 +1156,6 @@ static inline bool cpufreq_boost_enabled(void)
 	return false;
 }
 
-static inline int cpufreq_enable_boost_support(void)
-{
-	return -EINVAL;
-}
-
 static inline int cpufreq_boost_set_sw(struct cpufreq_policy *policy, int state)
 {
 	return -EOPNOTSUPP;