cpufreq: staticize policy_has_boost_freq()

policy_has_boost_freq() isn't used outside of freq_table.c now, mark it
static.

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

Author: vireshk

drivers/cpufreq/freq_table.c

@@ -14,7 +14,7 @@
  *                     FREQUENCY TABLE HELPERS                       *
  *********************************************************************/
 
-bool policy_has_boost_freq(struct cpufreq_policy *policy)
+static bool policy_has_boost_freq(struct cpufreq_policy *policy)
 {
 	struct cpufreq_frequency_table *pos, *table = policy->freq_table;
 
@@ -27,7 +27,6 @@ bool policy_has_boost_freq(struct cpufreq_policy *policy)
 
 	return false;
 }
-EXPORT_SYMBOL_GPL(policy_has_boost_freq);
 
 int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
 				    struct cpufreq_frequency_table *table)

include/linux/cpufreq.h

@@ -783,7 +783,6 @@ 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);
-bool policy_has_boost_freq(struct cpufreq_policy *policy);
 int cpufreq_boost_set_sw(struct cpufreq_policy *policy, int state);
 
 /* Find lowest freq at or above target in a table in ascending order */
@@ -1163,11 +1162,6 @@ static inline int cpufreq_enable_boost_support(void)
 	return -EINVAL;
 }
 
-static inline bool policy_has_boost_freq(struct cpufreq_policy *policy)
-{
-	return false;
-}
-
 static inline int cpufreq_boost_set_sw(struct cpufreq_policy *policy, int state)
 {
 	return -EOPNOTSUPP;