1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _LINUX_SCHED_CPUFREQ_H 3 #define _LINUX_SCHED_CPUFREQ_H 4 5 #include <linux/types.h> 6 7 /* 8 * Interface between cpufreq drivers and the scheduler: 9 */ 10 11 #define SCHED_CPUFREQ_RT (1U << 0) 12 #define SCHED_CPUFREQ_DL (1U << 1) 13 #define SCHED_CPUFREQ_IOWAIT (1U << 2) 14 15 #define SCHED_CPUFREQ_RT_DL (SCHED_CPUFREQ_RT | SCHED_CPUFREQ_DL) 16 17 #ifdef CONFIG_CPU_FREQ 18 struct update_util_data { 19 void (*func)(struct update_util_data *data, u64 time, unsigned int flags); 20 }; 21 22 void cpufreq_add_update_util_hook(int cpu, struct update_util_data *data, 23 void (*func)(struct update_util_data *data, u64 time, 24 unsigned int flags)); 25 void cpufreq_remove_update_util_hook(int cpu); 26 #endif /* CONFIG_CPU_FREQ */ 27 28 #endif /* _LINUX_SCHED_CPUFREQ_H */ 29