1 /* General */
2 extern unsigned int sysfs_cpu_exists(unsigned int cpu);
3 
4 /* CPUfreq */
5 extern unsigned long sysfs_get_freq_kernel(unsigned int cpu);
6 extern unsigned long sysfs_get_freq_hardware(unsigned int cpu);
7 extern unsigned long sysfs_get_freq_transition_latency(unsigned int cpu);
8 extern int sysfs_get_freq_hardware_limits(unsigned int cpu,
9 					unsigned long *min, unsigned long *max);
10 extern char *sysfs_get_freq_driver(unsigned int cpu);
11 extern struct cpufreq_policy *sysfs_get_freq_policy(unsigned int cpu);
12 extern struct cpufreq_available_governors *sysfs_get_freq_available_governors(
13 	unsigned int cpu);
14 extern struct cpufreq_available_frequencies *sysfs_get_available_frequencies(
15 	unsigned int cpu);
16 extern struct cpufreq_affected_cpus *sysfs_get_freq_affected_cpus(
17 	unsigned int cpu);
18 extern struct cpufreq_affected_cpus *sysfs_get_freq_related_cpus(
19 	unsigned int cpu);
20 extern struct cpufreq_stats *sysfs_get_freq_stats(unsigned int cpu,
21 						unsigned long long *total_time);
22 extern unsigned long sysfs_get_freq_transitions(unsigned int cpu);
23 extern int sysfs_set_freq_policy(unsigned int cpu,
24 				struct cpufreq_policy *policy);
25 extern int sysfs_modify_freq_policy_min(unsigned int cpu,
26 					unsigned long min_freq);
27 extern int sysfs_modify_freq_policy_max(unsigned int cpu,
28 					unsigned long max_freq);
29 extern int sysfs_modify_freq_policy_governor(unsigned int cpu, char *governor);
30 extern int sysfs_set_frequency(unsigned int cpu,
31 			unsigned long target_frequency);
32