118 lines
4.0 KiB
C
118 lines
4.0 KiB
C
/*
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* Copyright (c) 2013, The Linux Foundation. All rights reserved.
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* Copyright (c) 2014, The CyanogenMod Project
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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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#define LOG_NIDEBUG 0
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#include <errno.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <dlfcn.h>
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#include <stdlib.h>
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#define LOG_TAG "QCOM PowerHAL"
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#include <utils/Log.h>
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#include <hardware/hardware.h>
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#include <hardware/power.h>
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#include "utils.h"
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#include "metadata-defs.h"
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#include "hint-data.h"
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#include "performance.h"
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#include "power-common.h"
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int get_number_of_profiles() {
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return 3;
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}
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static int current_power_profile = PROFILE_BALANCED;
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static void set_power_profile(int profile) {
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if (profile == current_power_profile)
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return;
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ALOGV("%s: profile=%d", __func__, profile);
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if (current_power_profile != PROFILE_BALANCED) {
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undo_hint_action(DEFAULT_PROFILE_HINT_ID);
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ALOGV("%s: hint undone", __func__);
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}
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if (profile == PROFILE_HIGH_PERFORMANCE) {
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int resource_values[] = { CPUS_ONLINE_MIN_2,
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CPU0_MIN_FREQ_TURBO_MAX, CPU1_MIN_FREQ_TURBO_MAX };
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perform_hint_action(DEFAULT_PROFILE_HINT_ID,
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resource_values, ARRAY_SIZE(resource_values));
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ALOGD("%s: set performance mode", __func__);
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} else if (profile == PROFILE_POWER_SAVE) {
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int resource_values[] = { CPUS_ONLINE_MAX_LIMIT_2,
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CPU0_MAX_FREQ_NONTURBO_MAX, CPU1_MAX_FREQ_NONTURBO_MAX };
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perform_hint_action(DEFAULT_PROFILE_HINT_ID,
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resource_values, ARRAY_SIZE(resource_values));
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ALOGD("%s: set powersave", __func__);
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}
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current_power_profile = profile;
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}
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extern void interaction(int duration, int num_args, int opt_list[]);
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int power_hint_override(__attribute__((unused)) struct power_module *module,
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power_hint_t hint, void *data)
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{
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if (hint == POWER_HINT_SET_PROFILE) {
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set_power_profile(*(int32_t *)data);
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return HINT_HANDLED;
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}
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// Skip other hints in custom power modes
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if (current_power_profile != PROFILE_BALANCED) {
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return HINT_HANDLED;
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}
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if (hint == POWER_HINT_CPU_BOOST) {
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int duration = *(int32_t *)data / 1000;
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int resources[] = { CPUS_ONLINE_MIN_2, 0x20F, 0x30F};
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if (duration > 0)
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interaction(duration, ARRAY_SIZE(resources), resources);
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return HINT_HANDLED;
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} else if (hint == POWER_HINT_INTERACTION) {
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int resources[] = {0x702, 0x20B, 0x30B};
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int duration = 3000;
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interaction(duration, ARRAY_SIZE(resources), resources);
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return HINT_HANDLED;
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}
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return HINT_NONE;
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}
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