50 static unsigned int sysfs_cpufreq_read_file(unsigned int cpu, const char *fname,  in sysfs_cpufreq_read_file()  argument
56 			 cpu, fname);  in sysfs_cpufreq_read_file()
62 static unsigned int sysfs_cpufreq_write_file(unsigned int cpu,  in sysfs_cpufreq_write_file()  argument
71 			 cpu, fname);  in sysfs_cpufreq_write_file()
114 static unsigned long sysfs_cpufreq_get_one_value(unsigned int cpu,  in sysfs_cpufreq_get_one_value()  argument
125 	len = sysfs_cpufreq_read_file(cpu, cpufreq_value_files[which],  in sysfs_cpufreq_get_one_value()
153 static char *sysfs_cpufreq_get_one_string(unsigned int cpu,  in sysfs_cpufreq_get_one_string()  argument
163 	len = sysfs_cpufreq_read_file(cpu, cpufreq_string_files[which],  in sysfs_cpufreq_get_one_string()
195 static int sysfs_cpufreq_write_one_value(unsigned int cpu,  in sysfs_cpufreq_write_one_value()  argument
202 	if (sysfs_cpufreq_write_file(cpu, cpufreq_write_files[which],  in sysfs_cpufreq_write_one_value()
209 unsigned long sysfs_get_freq_kernel(unsigned int cpu)  in sysfs_get_freq_kernel()  argument
211 	return sysfs_cpufreq_get_one_value(cpu, SCALING_CUR_FREQ);  in sysfs_get_freq_kernel()
214 unsigned long sysfs_get_freq_hardware(unsigned int cpu)  in sysfs_get_freq_hardware()  argument
216 	return sysfs_cpufreq_get_one_value(cpu, CPUINFO_CUR_FREQ);  in sysfs_get_freq_hardware()
219 unsigned long sysfs_get_freq_transition_latency(unsigned int cpu)  in sysfs_get_freq_transition_latency()  argument
221 	return sysfs_cpufreq_get_one_value(cpu, CPUINFO_LATENCY);  in sysfs_get_freq_transition_latency()
224 int sysfs_get_freq_hardware_limits(unsigned int cpu,  in sysfs_get_freq_hardware_limits()  argument
231 	*min = sysfs_cpufreq_get_one_value(cpu, CPUINFO_MIN_FREQ);  in sysfs_get_freq_hardware_limits()
235 	*max = sysfs_cpufreq_get_one_value(cpu, CPUINFO_MAX_FREQ);  in sysfs_get_freq_hardware_limits()
242 char *sysfs_get_freq_driver(unsigned int cpu)  in sysfs_get_freq_driver()  argument
244 	return sysfs_cpufreq_get_one_string(cpu, SCALING_DRIVER);  in sysfs_get_freq_driver()
247 struct cpufreq_policy *sysfs_get_freq_policy(unsigned int cpu)  in sysfs_get_freq_policy()  argument
255 	policy->governor = sysfs_cpufreq_get_one_string(cpu, SCALING_GOVERNOR);  in sysfs_get_freq_policy()
260 	policy->min = sysfs_cpufreq_get_one_value(cpu, SCALING_MIN_FREQ);  in sysfs_get_freq_policy()
261 	policy->max = sysfs_cpufreq_get_one_value(cpu, SCALING_MAX_FREQ);  in sysfs_get_freq_policy()
272 sysfs_get_freq_available_governors(unsigned int cpu) {  in sysfs_get_freq_available_governors()  argument
279 	len = sysfs_cpufreq_read_file(cpu, "scaling_available_governors",  in sysfs_get_freq_available_governors()
328 sysfs_get_available_frequencies(unsigned int cpu) {  in sysfs_get_available_frequencies()  argument
336 	len = sysfs_cpufreq_read_file(cpu, "scaling_available_frequencies",  in sysfs_get_available_frequencies()
382 static struct cpufreq_affected_cpus *sysfs_get_cpu_list(unsigned int cpu,  in sysfs_get_cpu_list()  argument
392 	len = sysfs_cpufreq_read_file(cpu, file, linebuf, sizeof(linebuf));  in sysfs_get_cpu_list()
420 			if (sscanf(one_value, "%u", &current->cpu) != 1)  in sysfs_get_cpu_list()
438 struct cpufreq_affected_cpus *sysfs_get_freq_affected_cpus(unsigned int cpu)  in sysfs_get_freq_affected_cpus()  argument
440 	return sysfs_get_cpu_list(cpu, "affected_cpus");  in sysfs_get_freq_affected_cpus()
443 struct cpufreq_affected_cpus *sysfs_get_freq_related_cpus(unsigned int cpu)  in sysfs_get_freq_related_cpus()  argument
445 	return sysfs_get_cpu_list(cpu, "related_cpus");  in sysfs_get_freq_related_cpus()
448 struct cpufreq_stats *sysfs_get_freq_stats(unsigned int cpu,  in sysfs_get_freq_stats()  argument
457 	len = sysfs_cpufreq_read_file(cpu, "stats/time_in_state",  in sysfs_get_freq_stats()
507 unsigned long sysfs_get_freq_transitions(unsigned int cpu)  in sysfs_get_freq_transitions()  argument
509 	return sysfs_cpufreq_get_one_value(cpu, STATS_NUM_TRANSITIONS);  in sysfs_get_freq_transitions()
547 int sysfs_modify_freq_policy_governor(unsigned int cpu, char *governor)  in sysfs_modify_freq_policy_governor()  argument
557 	return sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_GOVERNOR,  in sysfs_modify_freq_policy_governor()
561 int sysfs_modify_freq_policy_max(unsigned int cpu, unsigned long max_freq)  in sysfs_modify_freq_policy_max()  argument
567 	return sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_MAX_FREQ,  in sysfs_modify_freq_policy_max()
572 int sysfs_modify_freq_policy_min(unsigned int cpu, unsigned long min_freq)  in sysfs_modify_freq_policy_min()  argument
578 	return sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_MIN_FREQ,  in sysfs_modify_freq_policy_min()
583 int sysfs_set_freq_policy(unsigned int cpu, struct cpufreq_policy *policy)  in sysfs_set_freq_policy()  argument
604 	old_min = sysfs_cpufreq_get_one_value(cpu, SCALING_MIN_FREQ);  in sysfs_set_freq_policy()
608 		ret = sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_MAX_FREQ,  in sysfs_set_freq_policy()
614 	ret = sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_MIN_FREQ, min,  in sysfs_set_freq_policy()
620 		ret = sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_MAX_FREQ,  in sysfs_set_freq_policy()
626 	return sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_GOVERNOR,  in sysfs_set_freq_policy()
630 int sysfs_set_frequency(unsigned int cpu, unsigned long target_frequency)  in sysfs_set_frequency()  argument
632 	struct cpufreq_policy *pol = sysfs_get_freq_policy(cpu);  in sysfs_set_frequency()
641 		ret = sysfs_modify_freq_policy_governor(cpu, userspace_gov);  in sysfs_set_frequency()
652 	return sysfs_cpufreq_write_one_value(cpu, WRITE_SCALING_SET_SPEED,  in sysfs_set_frequency()
659 int sysfs_cpu_exists(unsigned int cpu)  in sysfs_cpu_exists()  argument
664 	snprintf(file, SYSFS_PATH_MAX, PATH_TO_CPU "cpu%u/", cpu);  in sysfs_cpu_exists()