idle_inject.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright (C) 2018 Linaro Ltd
 4 *
 5 * Author: Daniel Lezcano <daniel.lezcano@linaro.org>
 6 *
 7 */
 8#ifndef __IDLE_INJECT_H__
 9#define __IDLE_INJECT_H__
10
11/* private idle injection device structure */
12struct idle_inject_device;
13
14struct idle_inject_device *idle_inject_register(struct cpumask *cpumask);
15
16struct idle_inject_device *idle_inject_register_full(struct cpumask *cpumask,
17						     bool (*update)(void));
18
19void idle_inject_unregister(struct idle_inject_device *ii_dev);
20
21int idle_inject_start(struct idle_inject_device *ii_dev);
22
23void idle_inject_stop(struct idle_inject_device *ii_dev);
24
25void idle_inject_set_duration(struct idle_inject_device *ii_dev,
26				 unsigned int run_duration_us,
27				 unsigned int idle_duration_us);
28
29void idle_inject_get_duration(struct idle_inject_device *ii_dev,
30				 unsigned int *run_duration_us,
31				 unsigned int *idle_duration_us);
32
33void idle_inject_set_latency(struct idle_inject_device *ii_dev,
34			     unsigned int latency_us);
35
36#endif /* __IDLE_INJECT_H__ */