/* * Copyright (c) 2013, The Linux Foundation. All rights reserved. * Copyright (c) 2014, The CyanogenMod Project * * 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, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #define LOG_NIDEBUG 0 #include #include #include #include #include #include #include #define LOG_TAG "QCOM PowerHAL" #include #include #include #include "utils.h" #include "metadata-defs.h" #include "hint-data.h" #include "performance.h" #include "power-common.h" static int first_display_off_hint; static int current_power_profile = PROFILE_BALANCED; int get_number_of_profiles() { return 5; } /** * If target is 8974pro: * return 1 * else: * return 0 */ static int is_target_8974pro(void) { static int is_8974pro = -1; int soc_id; if (is_8974pro >= 0) return is_8974pro; soc_id = get_soc_id(); if (soc_id == 194 || (soc_id >= 208 && soc_id <= 218)) is_8974pro = 1; else is_8974pro = 0; return is_8974pro; } static void set_power_profile(int profile) { if (profile == current_power_profile) return; ALOGV("%s: profile=%d", __func__, profile); if (current_power_profile != PROFILE_BALANCED) { undo_hint_action(DEFAULT_PROFILE_HINT_ID); ALOGV("%s: hint undone", __func__); } if (profile == PROFILE_HIGH_PERFORMANCE) { int resource_values[] = { CPUS_ONLINE_MIN_4, 0x0901, CPU0_MIN_FREQ_TURBO_MAX, CPU1_MIN_FREQ_TURBO_MAX, CPU2_MIN_FREQ_TURBO_MAX, CPU3_MIN_FREQ_TURBO_MAX }; perform_hint_action(DEFAULT_PROFILE_HINT_ID, resource_values, ARRAY_SIZE(resource_values)); ALOGD("%s: set performance mode", __func__); } else if (profile == PROFILE_BIAS_PERFORMANCE) { int resource_values[] = { CPU0_MIN_FREQ_NONTURBO_MAX + 1, CPU1_MIN_FREQ_NONTURBO_MAX + 1, CPU2_MIN_FREQ_NONTURBO_MAX + 1, CPU2_MIN_FREQ_NONTURBO_MAX + 1 }; perform_hint_action(DEFAULT_PROFILE_HINT_ID, resource_values, ARRAY_SIZE(resource_values)); ALOGD("%s: set bias perf mode", __func__); } else if (profile == PROFILE_BIAS_POWER) { int resource_values[] = { 0x0A03, CPU0_MAX_FREQ_NONTURBO_MAX, CPU1_MAX_FREQ_NONTURBO_MAX, CPU1_MAX_FREQ_NONTURBO_MAX, CPU2_MAX_FREQ_NONTURBO_MAX }; perform_hint_action(DEFAULT_PROFILE_HINT_ID, resource_values, ARRAY_SIZE(resource_values)); ALOGD("%s: set bias power mode", __func__); } else if (profile == PROFILE_POWER_SAVE) { int resource_values[] = { 0x0A03, CPUS_ONLINE_MAX_LIMIT_2, CPU0_MAX_FREQ_NONTURBO_MAX, CPU1_MAX_FREQ_NONTURBO_MAX, CPU2_MAX_FREQ_NONTURBO_MAX, CPU3_MAX_FREQ_NONTURBO_MAX }; perform_hint_action(DEFAULT_PROFILE_HINT_ID, resource_values, ARRAY_SIZE(resource_values)); ALOGD("%s: set powersave", __func__); } current_power_profile = profile; } extern void interaction(int duration, int num_args, int opt_list[]); int power_hint_override(__attribute__((unused)) struct power_module *module, power_hint_t hint, void *data) { if (hint == POWER_HINT_SET_PROFILE) { set_power_profile(*(int32_t *)data); return HINT_HANDLED; } // Skip other hints in high/low power modes if (current_power_profile == PROFILE_POWER_SAVE || current_power_profile == PROFILE_HIGH_PERFORMANCE) { return HINT_HANDLED; } if (hint == POWER_HINT_LAUNCH) { int duration = 2000; int resources[] = { CPUS_ONLINE_MIN_3, CPU0_MIN_FREQ_TURBO_MAX, CPU1_MIN_FREQ_TURBO_MAX, CPU2_MIN_FREQ_TURBO_MAX, CPU3_MIN_FREQ_TURBO_MAX }; interaction(duration, ARRAY_SIZE(resources), resources); return HINT_HANDLED; } if (hint == POWER_HINT_CPU_BOOST) { int duration = *(int32_t *)data / 1000; int resources[] = { CPUS_ONLINE_MIN_2, 0x20F, 0x30F, 0x40F, 0x50F }; if (duration) interaction(duration, ARRAY_SIZE(resources), resources); return HINT_HANDLED; } if (hint == POWER_HINT_INTERACTION) { int duration = 500, duration_hint = 0; static struct timespec s_previous_boost_timespec; struct timespec cur_boost_timespec; long long elapsed_time; if (data) { duration_hint = *((int *)data); } duration = duration_hint > 0 ? duration_hint : 500; clock_gettime(CLOCK_MONOTONIC, &cur_boost_timespec); elapsed_time = calc_timespan_us(s_previous_boost_timespec, cur_boost_timespec); if (elapsed_time > 750000) elapsed_time = 750000; // don't hint if it's been less than 250ms since last boost // also detect if we're doing anything resembling a fling // support additional boosting in case of flings else if (elapsed_time < 250000 && duration <= 750) return HINT_HANDLED; s_previous_boost_timespec = cur_boost_timespec; int resources[] = { (duration >= 2000 ? CPUS_ONLINE_MIN_3 : CPUS_ONLINE_MIN_2), 0x20F, 0x30F, 0x40F, 0x50F }; if (duration) interaction(duration, ARRAY_SIZE(resources), resources); return HINT_HANDLED; } return HINT_NONE; } int set_interactive_override(struct power_module *module __unused, int on) { char governor[80]; if (get_scaling_governor(governor, sizeof(governor)) == -1) { ALOGE("Can't obtain scaling governor."); return HINT_NONE; } if (!on) { /* Display off. */ /* * We need to be able to identify the first display off hint * and release the current lock holder */ if (is_target_8974pro()) { if (!first_display_off_hint) { undo_initial_hint_action(); first_display_off_hint = 1; } /* used for all subsequent toggles to the display */ undo_hint_action(DISPLAY_STATE_HINT_ID_2); } if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) && (strlen(governor) == strlen(ONDEMAND_GOVERNOR))) { int resource_values[] = {MS_500, SYNC_FREQ_600, OPTIMAL_FREQ_600, THREAD_MIGRATION_SYNC_OFF}; perform_hint_action(DISPLAY_STATE_HINT_ID, resource_values, ARRAY_SIZE(resource_values)); return HINT_HANDLED; } } else { /* Display on */ if (is_target_8974pro()) { int resource_values2[] = {CPUS_ONLINE_MIN_2}; perform_hint_action(DISPLAY_STATE_HINT_ID_2, resource_values2, ARRAY_SIZE(resource_values2)); } if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) && (strlen(governor) == strlen(ONDEMAND_GOVERNOR))) { undo_hint_action(DISPLAY_STATE_HINT_ID); return HINT_HANDLED; } } return HINT_NONE; }