| /* drivers/cpufreq/cpufreq_times.c |
| * |
| * Copyright (C) 2018 Google, Inc. |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #ifndef _LINUX_CPUFREQ_TIMES_H |
| #define _LINUX_CPUFREQ_TIMES_H |
| |
| #include <linux/cpufreq.h> |
| #include <linux/cputime.h> |
| #include <linux/pid.h> |
| |
| #ifdef CONFIG_CPU_FREQ_TIMES |
| void cpufreq_task_times_init(struct task_struct *p); |
| void cpufreq_task_times_alloc(struct task_struct *p); |
| void cpufreq_task_times_exit(struct task_struct *p); |
| int proc_time_in_state_show(struct seq_file *m, struct pid_namespace *ns, |
| struct pid *pid, struct task_struct *p); |
| void cpufreq_acct_update_power(struct task_struct *p, cputime_t cputime); |
| void cpufreq_times_create_policy(struct cpufreq_policy *policy); |
| void cpufreq_times_record_transition(struct cpufreq_policy *policy, |
| unsigned int new_freq); |
| void cpufreq_task_times_remove_uids(uid_t uid_start, uid_t uid_end); |
| int single_uid_time_in_state_open(struct inode *inode, struct file *file); |
| #else |
| static inline void cpufreq_task_times_init(struct task_struct *p) {} |
| static inline void cpufreq_task_times_alloc(struct task_struct *p) {} |
| static inline void cpufreq_task_times_exit(struct task_struct *p) {} |
| static inline void cpufreq_acct_update_power(struct task_struct *p, |
| u64 cputime) {} |
| static inline void cpufreq_times_create_policy(struct cpufreq_policy *policy) {} |
| static inline void cpufreq_times_record_transition( |
| struct cpufreq_policy *policy, unsigned int new_freq) {} |
| static inline void cpufreq_task_times_remove_uids(uid_t uid_start, |
| uid_t uid_end) {} |
| #endif /* CONFIG_CPU_FREQ_TIMES */ |
| #endif /* _LINUX_CPUFREQ_TIMES_H */ |