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