1 /* SPDX-License-Identifier: GPL-2.0 */ 1 2 #ifndef __CPUPOWER_HELPERS_SYSFS_H__ 3 #define __CPUPOWER_HELPERS_SYSFS_H__ 4 5 #define PATH_TO_CPU "/sys/devices/system/cpu/" 6 #define MAX_LINE_LEN 255 7 #define SYSFS_PATH_MAX 255 8 9 extern unsigned int sysfs_read_file(const char 10 11 extern unsigned int sysfs_idlestate_file_exist 12 13 14 15 extern int sysfs_is_cpu_online(unsigned int cp 16 17 extern int sysfs_is_idlestate_disabled(unsigne 18 unsigne 19 extern int sysfs_idlestate_disable(unsigned in 20 unsigned in 21 extern unsigned long sysfs_get_idlestate_laten 22 23 extern unsigned long sysfs_get_idlestate_usage 24 unsign 25 extern unsigned long long sysfs_get_idlestate_ 26 27 extern char *sysfs_get_idlestate_name(unsigned 28 unsigned int i 29 extern char *sysfs_get_idlestate_desc(unsigned 30 unsigned int i 31 extern unsigned int sysfs_get_idlestate_count( 32 33 extern char *sysfs_get_cpuidle_governor(void); 34 extern char *sysfs_get_cpuidle_driver(void); 35 36 extern int sysfs_get_sched(const char *smt_mc) 37 extern int sysfs_set_sched(const char *smt_mc, 38 39 #endif /* __CPUPOWER_HELPERS_SYSFS_H__ */ 40
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