android_device_xiaomi_sdm84.../power/utils.h
Wei Wang 7690a1c964 sdm845-common: power: Use monotonic time for interaction boost
Using the wall clock will cause boosts to be disabled
when/if the clock is adjusted backward.

Bug: 29191415
Bug: 29208304
Change-Id: I8af5f40b46d996ce7bccb8324fc186e2f3a5b267
2019-01-05 20:01:37 +00:00

50 lines
2.4 KiB
C

/*
* Copyright (c) 2012-2013,2015-2017, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cutils/properties.h>
int sysfs_read(char* path, char* s, int num_bytes);
int sysfs_write(char* path, char* s);
int get_scaling_governor(char governor[], int size);
int get_scaling_governor_check_cores(char governor[], int size, int core_num);
int is_interactive_governor(char*);
void vote_ondemand_io_busy_off();
void unvote_ondemand_io_busy_off();
void vote_ondemand_sdf_low();
void unvote_ondemand_sdf_low();
void perform_hint_action(int hint_id, int resource_values[], int num_resources);
void undo_hint_action(int hint_id);
void release_request(int lock_handle);
int interaction_with_handle(int lock_handle, int duration, int num_args, int opt_list[]);
int perf_hint_enable(int hint_id, int duration);
int perf_hint_enable_with_type(int hint_id, int duration, int type);
long long calc_timespan_us(struct timespec start, struct timespec end);