1 /* SPDX-License-Identifier: GPL-2.0 */
2 #define PATH_TO_CPU "/sys/devices/system/cpu/"
3 
4 #ifndef MAX_LINE_LEN
5 #define MAX_LINE_LEN 4096
6 #endif
7 
8 #define SYSFS_PATH_MAX 255
9 
10 int is_valid_path(const char *path);
11 unsigned int cpupower_read_sysfs(const char *path, char *buf, size_t buflen);
12 unsigned int cpupower_write_sysfs(const char *path, char *buf, size_t buflen);
13