| /* |
| * Copyright (C) 2011-2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <charger/healthd_mode_charger.h> |
| |
| #include <dirent.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <inttypes.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/epoll.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <sys/un.h> |
| #include <time.h> |
| #include <unistd.h> |
| |
| #include <optional> |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/macros.h> |
| #include <android-base/strings.h> |
| |
| #include <linux/netlink.h> |
| #include <sys/socket.h> |
| |
| #include <cutils/android_get_control_file.h> |
| #include <cutils/klog.h> |
| #include <cutils/misc.h> |
| #include <cutils/properties.h> |
| #include <cutils/uevent.h> |
| #include <sys/reboot.h> |
| |
| #include <suspend/autosuspend.h> |
| |
| #include "AnimationParser.h" |
| #include "healthd_draw.h" |
| |
| #include <aidl/android/hardware/health/BatteryStatus.h> |
| #include <health/HealthLoop.h> |
| #include <healthd/healthd.h> |
| |
| #if !defined(__ANDROID_VNDK__) |
| #include "charger.sysprop.h" |
| #endif |
| |
| using std::string_literals::operator""s; |
| using namespace android; |
| using aidl::android::hardware::health::BatteryStatus; |
| using android::hardware::health::HealthLoop; |
| |
| // main healthd loop |
| extern int healthd_main(void); |
| |
| // minui globals |
| char* locale; |
| |
| #ifndef max |
| #define max(a, b) ((a) > (b) ? (a) : (b)) |
| #endif |
| |
| #ifndef min |
| #define min(a, b) ((a) < (b) ? (a) : (b)) |
| #endif |
| |
| #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
| |
| #define MSEC_PER_SEC (1000LL) |
| #define NSEC_PER_MSEC (1000000LL) |
| |
| #define BATTERY_UNKNOWN_TIME (2 * MSEC_PER_SEC) |
| #define POWER_ON_KEY_TIME (2 * MSEC_PER_SEC) |
| #define UNPLUGGED_SHUTDOWN_TIME (10 * MSEC_PER_SEC) |
| #define UNPLUGGED_DISPLAY_TIME (3 * MSEC_PER_SEC) |
| #define MAX_BATT_LEVEL_WAIT_TIME (5 * MSEC_PER_SEC) |
| #define UNPLUGGED_SHUTDOWN_TIME_PROP "ro.product.charger.unplugged_shutdown_time" |
| |
| #define LAST_KMSG_MAX_SZ (32 * 1024) |
| |
| #define LOGE(x...) KLOG_ERROR("charger", x); |
| #define LOGW(x...) KLOG_WARNING("charger", x); |
| #define LOGV(x...) KLOG_DEBUG("charger", x); |
| |
| namespace android { |
| |
| #if defined(__ANDROID_VNDK__) |
| static constexpr const char* vendor_animation_desc_path = |
| "/vendor/etc/res/values/charger/animation.txt"; |
| static constexpr const char* vendor_animation_root = "/vendor/etc/res/images/"; |
| static constexpr const char* vendor_default_animation_root = "/vendor/etc/res/images/default/"; |
| #else |
| |
| // Legacy animation resources are loaded from this directory. |
| static constexpr const char* legacy_animation_root = "/res/images/"; |
| |
| // Built-in animation resources are loaded from this directory. |
| static constexpr const char* system_animation_root = "/system/etc/res/images/"; |
| |
| // Resources in /product/etc/res overrides resources in /res and /system/etc/res. |
| // If the device is using the Generic System Image (GSI), resources may exist in |
| // both paths. |
| static constexpr const char* product_animation_desc_path = |
| "/product/etc/res/values/charger/animation.txt"; |
| static constexpr const char* product_animation_root = "/product/etc/res/images/"; |
| static constexpr const char* animation_desc_path = "/res/values/charger/animation.txt"; |
| #endif |
| |
| static const animation BASE_ANIMATION = { |
| .text_clock = |
| { |
| .pos_x = 0, |
| .pos_y = 0, |
| |
| .color_r = 255, |
| .color_g = 255, |
| .color_b = 255, |
| .color_a = 255, |
| |
| .font = nullptr, |
| }, |
| .text_percent = |
| { |
| .pos_x = 0, |
| .pos_y = 0, |
| |
| .color_r = 255, |
| .color_g = 255, |
| .color_b = 255, |
| .color_a = 255, |
| }, |
| |
| .run = false, |
| |
| .frames = nullptr, |
| .cur_frame = 0, |
| .num_frames = 0, |
| .first_frame_repeats = 2, |
| |
| .cur_cycle = 0, |
| .num_cycles = 3, |
| |
| .cur_level = 0, |
| .cur_status = BATTERY_STATUS_UNKNOWN, |
| }; |
| |
| void Charger::InitDefaultAnimationFrames() { |
| owned_frames_ = { |
| { |
| .disp_time = 750, |
| .min_level = 0, |
| .max_level = 19, |
| .surface = NULL, |
| }, |
| { |
| .disp_time = 750, |
| .min_level = 0, |
| .max_level = 39, |
| .surface = NULL, |
| }, |
| { |
| .disp_time = 750, |
| .min_level = 0, |
| .max_level = 59, |
| .surface = NULL, |
| }, |
| { |
| .disp_time = 750, |
| .min_level = 0, |
| .max_level = 79, |
| .surface = NULL, |
| }, |
| { |
| .disp_time = 750, |
| .min_level = 80, |
| .max_level = 95, |
| .surface = NULL, |
| }, |
| { |
| .disp_time = 750, |
| .min_level = 0, |
| .max_level = 100, |
| .surface = NULL, |
| }, |
| }; |
| } |
| |
| Charger::Charger(ChargerConfigurationInterface* configuration) |
| : batt_anim_(BASE_ANIMATION), configuration_(configuration) {} |
| |
| Charger::~Charger() {} |
| |
| /* current time in milliseconds */ |
| static int64_t curr_time_ms() { |
| timespec tm; |
| clock_gettime(CLOCK_MONOTONIC, &tm); |
| return tm.tv_sec * MSEC_PER_SEC + (tm.tv_nsec / NSEC_PER_MSEC); |
| } |
| |
| #define MAX_KLOG_WRITE_BUF_SZ 256 |
| |
| static void dump_last_kmsg(void) { |
| std::string buf; |
| char* ptr; |
| size_t len; |
| |
| LOGW("*************** LAST KMSG ***************\n"); |
| const char* kmsg[] = { |
| // clang-format off |
| "/sys/fs/pstore/console-ramoops-0", |
| "/sys/fs/pstore/console-ramoops", |
| "/proc/last_kmsg", |
| // clang-format on |
| }; |
| for (size_t i = 0; i < arraysize(kmsg) && buf.empty(); ++i) { |
| auto fd = android_get_control_file(kmsg[i]); |
| if (fd >= 0) { |
| android::base::ReadFdToString(fd, &buf); |
| } else { |
| android::base::ReadFileToString(kmsg[i], &buf); |
| } |
| } |
| |
| if (buf.empty()) { |
| LOGW("last_kmsg not found. Cold reset?\n"); |
| goto out; |
| } |
| |
| len = min(buf.size(), LAST_KMSG_MAX_SZ); |
| ptr = &buf[buf.size() - len]; |
| |
| while (len > 0) { |
| size_t cnt = min(len, MAX_KLOG_WRITE_BUF_SZ); |
| char yoink; |
| char* nl; |
| |
| nl = (char*)memrchr(ptr, '\n', cnt - 1); |
| if (nl) cnt = nl - ptr + 1; |
| |
| yoink = ptr[cnt]; |
| ptr[cnt] = '\0'; |
| klog_write(6, "<4>%s", ptr); |
| ptr[cnt] = yoink; |
| |
| len -= cnt; |
| ptr += cnt; |
| } |
| |
| out: |
| LOGW("************* END LAST KMSG *************\n"); |
| } |
| |
| int Charger::RequestEnableSuspend() { |
| if (!configuration_->ChargerEnableSuspend()) { |
| return 0; |
| } |
| return autosuspend_enable(); |
| } |
| |
| int Charger::RequestDisableSuspend() { |
| if (!configuration_->ChargerEnableSuspend()) { |
| return 0; |
| } |
| return autosuspend_disable(); |
| } |
| |
| static void kick_animation(animation* anim) { |
| anim->run = true; |
| } |
| |
| static void reset_animation(animation* anim) { |
| anim->cur_cycle = 0; |
| anim->cur_frame = 0; |
| anim->run = false; |
| } |
| |
| void Charger::BlankSecScreen() { |
| int drm = drm_ == DRM_INNER ? 1 : 0; |
| |
| if (!init_screen_) { |
| /* blank the secondary screen */ |
| healthd_draw_->blank_screen(false, drm); |
| healthd_draw_->redraw_screen(&batt_anim_, surf_unknown_); |
| healthd_draw_->blank_screen(true, drm); |
| init_screen_ = true; |
| } |
| } |
| |
| void Charger::UpdateScreenState(int64_t now) { |
| int disp_time; |
| |
| if (!batt_anim_.run || now < next_screen_transition_) return; |
| |
| // If battery level is not ready, keep checking in the defined time |
| if (health_info_.battery_level == 0 && health_info_.battery_status == BatteryStatus::UNKNOWN) { |
| if (wait_batt_level_timestamp_ == 0) { |
| // Set max delay time and skip drawing screen |
| wait_batt_level_timestamp_ = now + MAX_BATT_LEVEL_WAIT_TIME; |
| LOGV("[%" PRId64 "] wait for battery capacity ready\n", now); |
| return; |
| } else if (now <= wait_batt_level_timestamp_) { |
| // Do nothing, keep waiting |
| return; |
| } |
| // If timeout and battery level is still not ready, draw unknown battery |
| } |
| |
| if (healthd_draw_ == nullptr) return; |
| |
| /* animation is over, blank screen and leave */ |
| if (batt_anim_.num_cycles > 0 && batt_anim_.cur_cycle == batt_anim_.num_cycles) { |
| reset_animation(&batt_anim_); |
| next_screen_transition_ = -1; |
| healthd_draw_->blank_screen(true, static_cast<int>(drm_)); |
| if (healthd_draw_->has_multiple_connectors()) { |
| BlankSecScreen(); |
| } |
| screen_blanked_ = true; |
| LOGV("[%" PRId64 "] animation done\n", now); |
| if (configuration_->ChargerIsOnline()) { |
| RequestEnableSuspend(); |
| } |
| return; |
| } |
| |
| disp_time = batt_anim_.frames[batt_anim_.cur_frame].disp_time; |
| |
| /* turn off all screen */ |
| if (screen_switch_ == SCREEN_SWITCH_ENABLE) { |
| healthd_draw_->blank_screen(true, 0 /* drm */); |
| healthd_draw_->blank_screen(true, 1 /* drm */); |
| healthd_draw_->rotate_screen(static_cast<int>(drm_)); |
| screen_blanked_ = true; |
| screen_switch_ = SCREEN_SWITCH_DISABLE; |
| } |
| |
| if (screen_blanked_) { |
| healthd_draw_->blank_screen(false, static_cast<int>(drm_)); |
| screen_blanked_ = false; |
| } |
| |
| /* animation starting, set up the animation */ |
| if (batt_anim_.cur_frame == 0) { |
| LOGV("[%" PRId64 "] animation starting\n", now); |
| batt_anim_.cur_level = health_info_.battery_level; |
| batt_anim_.cur_status = (int)health_info_.battery_status; |
| if (health_info_.battery_level >= 0 && batt_anim_.num_frames != 0) { |
| /* find first frame given current battery level */ |
| for (int i = 0; i < batt_anim_.num_frames; i++) { |
| if (batt_anim_.cur_level >= batt_anim_.frames[i].min_level && |
| batt_anim_.cur_level <= batt_anim_.frames[i].max_level) { |
| batt_anim_.cur_frame = i; |
| break; |
| } |
| } |
| |
| if (configuration_->ChargerIsOnline()) { |
| // repeat the first frame first_frame_repeats times |
| disp_time = batt_anim_.frames[batt_anim_.cur_frame].disp_time * |
| batt_anim_.first_frame_repeats; |
| } else { |
| disp_time = UNPLUGGED_DISPLAY_TIME / batt_anim_.num_cycles; |
| } |
| |
| LOGV("cur_frame=%d disp_time=%d\n", batt_anim_.cur_frame, disp_time); |
| } |
| } |
| |
| /* draw the new frame (@ cur_frame) */ |
| healthd_draw_->redraw_screen(&batt_anim_, surf_unknown_); |
| |
| /* if we don't have anim frames, we only have one image, so just bump |
| * the cycle counter and exit |
| */ |
| if (batt_anim_.num_frames == 0 || batt_anim_.cur_level < 0) { |
| LOGW("[%" PRId64 "] animation missing or unknown battery status\n", now); |
| next_screen_transition_ = now + BATTERY_UNKNOWN_TIME; |
| batt_anim_.cur_cycle++; |
| return; |
| } |
| |
| /* schedule next screen transition */ |
| next_screen_transition_ = curr_time_ms() + disp_time; |
| |
| /* advance frame cntr to the next valid frame only if we are charging |
| * if necessary, advance cycle cntr, and reset frame cntr |
| */ |
| if (configuration_->ChargerIsOnline()) { |
| batt_anim_.cur_frame++; |
| |
| while (batt_anim_.cur_frame < batt_anim_.num_frames && |
| (batt_anim_.cur_level < batt_anim_.frames[batt_anim_.cur_frame].min_level || |
| batt_anim_.cur_level > batt_anim_.frames[batt_anim_.cur_frame].max_level)) { |
| batt_anim_.cur_frame++; |
| } |
| if (batt_anim_.cur_frame >= batt_anim_.num_frames) { |
| batt_anim_.cur_cycle++; |
| batt_anim_.cur_frame = 0; |
| |
| /* don't reset the cycle counter, since we use that as a signal |
| * in a test above to check if animation is over |
| */ |
| } |
| } else { |
| /* Stop animating if we're not charging. |
| * If we stop it immediately instead of going through this loop, then |
| * the animation would stop somewhere in the middle. |
| */ |
| batt_anim_.cur_frame = 0; |
| batt_anim_.cur_cycle++; |
| } |
| } |
| |
| int Charger::SetKeyCallback(int code, int value) { |
| int64_t now = curr_time_ms(); |
| int down = !!value; |
| |
| if (code > KEY_MAX) return -1; |
| |
| /* ignore events that don't modify our state */ |
| if (keys_[code].down == down) return 0; |
| |
| /* only record the down even timestamp, as the amount |
| * of time the key spent not being pressed is not useful */ |
| if (down) keys_[code].timestamp = now; |
| keys_[code].down = down; |
| keys_[code].pending = true; |
| if (down) { |
| LOGV("[%" PRId64 "] key[%d] down\n", now, code); |
| } else { |
| int64_t duration = now - keys_[code].timestamp; |
| int64_t secs = duration / 1000; |
| int64_t msecs = duration - secs * 1000; |
| LOGV("[%" PRId64 "] key[%d] up (was down for %" PRId64 ".%" PRId64 "sec)\n", now, code, |
| secs, msecs); |
| } |
| |
| return 0; |
| } |
| |
| int Charger::SetSwCallback(int code, int value) { |
| if (code > SW_MAX) return -1; |
| if (code == SW_LID) { |
| if ((screen_switch_ == SCREEN_SWITCH_DEFAULT) || ((value != 0) && (drm_ == DRM_INNER)) || |
| ((value == 0) && (drm_ == DRM_OUTER))) { |
| screen_switch_ = SCREEN_SWITCH_ENABLE; |
| drm_ = (value != 0) ? DRM_OUTER : DRM_INNER; |
| keys_[code].pending = true; |
| } |
| } |
| |
| return 0; |
| } |
| |
| void Charger::UpdateInputState(input_event* ev) { |
| if (ev->type == EV_SW && ev->code == SW_LID) { |
| SetSwCallback(ev->code, ev->value); |
| return; |
| } |
| |
| if (ev->type != EV_KEY) return; |
| SetKeyCallback(ev->code, ev->value); |
| } |
| |
| void Charger::SetNextKeyCheck(key_state* key, int64_t timeout) { |
| int64_t then = key->timestamp + timeout; |
| |
| if (next_key_check_ == -1 || then < next_key_check_) next_key_check_ = then; |
| } |
| |
| void Charger::ProcessKey(int code, int64_t now) { |
| key_state* key = &keys_[code]; |
| |
| if (code == KEY_POWER) { |
| if (key->down) { |
| int64_t reboot_timeout = key->timestamp + POWER_ON_KEY_TIME; |
| if (now >= reboot_timeout) { |
| /* We do not currently support booting from charger mode on |
| all devices. Check the property and continue booting or reboot |
| accordingly. */ |
| if (property_get_bool("ro.enable_boot_charger_mode", false)) { |
| LOGW("[%" PRId64 "] booting from charger mode\n", now); |
| property_set("sys.boot_from_charger_mode", "1"); |
| } else { |
| if (batt_anim_.cur_level >= boot_min_cap_) { |
| LOGW("[%" PRId64 "] rebooting\n", now); |
| reboot(RB_AUTOBOOT); |
| } else { |
| LOGV("[%" PRId64 |
| "] ignore power-button press, battery level " |
| "less than minimum\n", |
| now); |
| } |
| } |
| } else { |
| /* if the key is pressed but timeout hasn't expired, |
| * make sure we wake up at the right-ish time to check |
| */ |
| SetNextKeyCheck(key, POWER_ON_KEY_TIME); |
| |
| /* Turn on the display and kick animation on power-key press |
| * rather than on key release |
| */ |
| kick_animation(&batt_anim_); |
| RequestDisableSuspend(); |
| } |
| } else { |
| /* if the power key got released, force screen state cycle */ |
| if (key->pending) { |
| kick_animation(&batt_anim_); |
| RequestDisableSuspend(); |
| } |
| } |
| } |
| |
| key->pending = false; |
| } |
| |
| void Charger::ProcessHallSensor(int code) { |
| key_state* key = &keys_[code]; |
| |
| if (code == SW_LID) { |
| if (key->pending) { |
| reset_animation(&batt_anim_); |
| kick_animation(&batt_anim_); |
| RequestDisableSuspend(); |
| } |
| } |
| |
| key->pending = false; |
| } |
| |
| void Charger::HandleInputState(int64_t now) { |
| ProcessKey(KEY_POWER, now); |
| |
| if (next_key_check_ != -1 && now > next_key_check_) next_key_check_ = -1; |
| |
| ProcessHallSensor(SW_LID); |
| } |
| |
| void Charger::HandlePowerSupplyState(int64_t now) { |
| int timer_shutdown = UNPLUGGED_SHUTDOWN_TIME; |
| if (!have_battery_state_) return; |
| |
| if (!configuration_->ChargerIsOnline()) { |
| RequestDisableSuspend(); |
| if (next_pwr_check_ == -1) { |
| /* Last cycle would have stopped at the extreme top of battery-icon |
| * Need to show the correct level corresponding to capacity. |
| * |
| * Reset next_screen_transition_ to update screen immediately. |
| * Reset & kick animation to show complete animation cycles |
| * when charger disconnected. |
| */ |
| timer_shutdown = |
| property_get_int32(UNPLUGGED_SHUTDOWN_TIME_PROP, UNPLUGGED_SHUTDOWN_TIME); |
| next_screen_transition_ = now - 1; |
| reset_animation(&batt_anim_); |
| kick_animation(&batt_anim_); |
| next_pwr_check_ = now + timer_shutdown; |
| LOGW("[%" PRId64 "] device unplugged: shutting down in %" PRId64 " (@ %" PRId64 ")\n", |
| now, (int64_t)timer_shutdown, next_pwr_check_); |
| } else if (now >= next_pwr_check_) { |
| LOGW("[%" PRId64 "] shutting down\n", now); |
| reboot(RB_POWER_OFF); |
| } else { |
| /* otherwise we already have a shutdown timer scheduled */ |
| } |
| } else { |
| /* online supply present, reset shutdown timer if set */ |
| if (next_pwr_check_ != -1) { |
| /* Reset next_screen_transition_ to update screen immediately. |
| * Reset & kick animation to show complete animation cycles |
| * when charger connected again. |
| */ |
| RequestDisableSuspend(); |
| next_screen_transition_ = now - 1; |
| reset_animation(&batt_anim_); |
| kick_animation(&batt_anim_); |
| LOGW("[%" PRId64 "] device plugged in: shutdown cancelled\n", now); |
| } |
| next_pwr_check_ = -1; |
| } |
| } |
| |
| void Charger::OnHeartbeat() { |
| // charger* charger = &charger_state; |
| int64_t now = curr_time_ms(); |
| |
| HandleInputState(now); |
| HandlePowerSupplyState(now); |
| |
| /* do screen update last in case any of the above want to start |
| * screen transitions (animations, etc) |
| */ |
| UpdateScreenState(now); |
| } |
| |
| void Charger::OnHealthInfoChanged(const ChargerHealthInfo& health_info) { |
| if (!have_battery_state_) { |
| have_battery_state_ = true; |
| next_screen_transition_ = curr_time_ms() - 1; |
| RequestDisableSuspend(); |
| reset_animation(&batt_anim_); |
| kick_animation(&batt_anim_); |
| } |
| health_info_ = health_info; |
| |
| if (property_get_bool("ro.charger_mode_autoboot", false)) { |
| if (health_info_.battery_level >= boot_min_cap_) { |
| if (property_get_bool("ro.enable_boot_charger_mode", false)) { |
| LOGW("booting from charger mode\n"); |
| property_set("sys.boot_from_charger_mode", "1"); |
| } else { |
| LOGW("Battery SOC = %d%%, Automatically rebooting\n", health_info_.battery_level); |
| reboot(RB_AUTOBOOT); |
| } |
| } |
| } |
| } |
| |
| int Charger::OnPrepareToWait(void) { |
| int64_t now = curr_time_ms(); |
| int64_t next_event = INT64_MAX; |
| int64_t timeout; |
| |
| LOGV("[%" PRId64 "] next screen: %" PRId64 " next key: %" PRId64 " next pwr: %" PRId64 "\n", |
| now, next_screen_transition_, next_key_check_, next_pwr_check_); |
| |
| if (next_screen_transition_ != -1) next_event = next_screen_transition_; |
| if (next_key_check_ != -1 && next_key_check_ < next_event) next_event = next_key_check_; |
| if (next_pwr_check_ != -1 && next_pwr_check_ < next_event) next_event = next_pwr_check_; |
| |
| if (next_event != -1 && next_event != INT64_MAX) |
| timeout = max(0, next_event - now); |
| else |
| timeout = -1; |
| |
| return (int)timeout; |
| } |
| |
| int Charger::InputCallback(int fd, unsigned int epevents) { |
| input_event ev; |
| int ret; |
| |
| ret = ev_get_input(fd, epevents, &ev); |
| if (ret) return -1; |
| UpdateInputState(&ev); |
| return 0; |
| } |
| |
| static void charger_event_handler(HealthLoop* /*charger_loop*/, uint32_t /*epevents*/) { |
| int ret; |
| |
| ret = ev_wait(-1); |
| if (!ret) ev_dispatch(); |
| } |
| |
| void Charger::InitAnimation() { |
| bool parse_success; |
| |
| std::string content; |
| |
| #if defined(__ANDROID_VNDK__) |
| if (base::ReadFileToString(vendor_animation_desc_path, &content)) { |
| parse_success = parse_animation_desc(content, &batt_anim_); |
| batt_anim_.set_resource_root(vendor_animation_root); |
| } else { |
| LOGW("Could not open animation description at %s\n", vendor_animation_desc_path); |
| parse_success = false; |
| } |
| #else |
| if (base::ReadFileToString(product_animation_desc_path, &content)) { |
| parse_success = parse_animation_desc(content, &batt_anim_); |
| batt_anim_.set_resource_root(product_animation_root); |
| } else if (base::ReadFileToString(animation_desc_path, &content)) { |
| parse_success = parse_animation_desc(content, &batt_anim_); |
| // Fallback resources always exist in system_animation_root. On legacy devices with an old |
| // ramdisk image, resources may be overridden under root. For example, |
| // /res/images/charger/battery_fail.png may not be the same as |
| // system/core/healthd/images/battery_fail.png in the source tree, but is a device-specific |
| // image. Hence, load from /res, and fall back to /system/etc/res. |
| batt_anim_.set_resource_root(legacy_animation_root, system_animation_root); |
| } else { |
| LOGW("Could not open animation description at %s\n", animation_desc_path); |
| parse_success = false; |
| } |
| #endif |
| |
| #if defined(__ANDROID_VNDK__) |
| auto default_animation_root = vendor_default_animation_root; |
| #else |
| auto default_animation_root = system_animation_root; |
| #endif |
| |
| if (!parse_success) { |
| LOGW("Could not parse animation description. " |
| "Using default animation with resources at %s\n", |
| default_animation_root); |
| batt_anim_ = BASE_ANIMATION; |
| batt_anim_.animation_file.assign(default_animation_root + "charger/battery_scale.png"s); |
| InitDefaultAnimationFrames(); |
| batt_anim_.frames = owned_frames_.data(); |
| batt_anim_.num_frames = owned_frames_.size(); |
| } |
| if (batt_anim_.fail_file.empty()) { |
| batt_anim_.fail_file.assign(default_animation_root + "charger/battery_fail.png"s); |
| } |
| |
| LOGV("Animation Description:\n"); |
| LOGV(" animation: %d %d '%s' (%d)\n", batt_anim_.num_cycles, batt_anim_.first_frame_repeats, |
| batt_anim_.animation_file.c_str(), batt_anim_.num_frames); |
| LOGV(" fail_file: '%s'\n", batt_anim_.fail_file.c_str()); |
| LOGV(" clock: %d %d %d %d %d %d '%s'\n", batt_anim_.text_clock.pos_x, |
| batt_anim_.text_clock.pos_y, batt_anim_.text_clock.color_r, batt_anim_.text_clock.color_g, |
| batt_anim_.text_clock.color_b, batt_anim_.text_clock.color_a, |
| batt_anim_.text_clock.font_file.c_str()); |
| LOGV(" percent: %d %d %d %d %d %d '%s'\n", batt_anim_.text_percent.pos_x, |
| batt_anim_.text_percent.pos_y, batt_anim_.text_percent.color_r, |
| batt_anim_.text_percent.color_g, batt_anim_.text_percent.color_b, |
| batt_anim_.text_percent.color_a, batt_anim_.text_percent.font_file.c_str()); |
| for (int i = 0; i < batt_anim_.num_frames; i++) { |
| LOGV(" frame %.2d: %d %d %d\n", i, batt_anim_.frames[i].disp_time, |
| batt_anim_.frames[i].min_level, batt_anim_.frames[i].max_level); |
| } |
| } |
| |
| void Charger::InitHealthdDraw() { |
| if (healthd_draw_ == nullptr) { |
| std::optional<bool> out_screen_on = configuration_->ChargerShouldKeepScreenOn(); |
| if (out_screen_on.has_value()) { |
| if (!*out_screen_on) { |
| LOGV("[%" PRId64 "] leave screen off\n", curr_time_ms()); |
| batt_anim_.run = false; |
| next_screen_transition_ = -1; |
| if (configuration_->ChargerIsOnline()) { |
| RequestEnableSuspend(); |
| } |
| return; |
| } |
| } |
| |
| healthd_draw_ = HealthdDraw::Create(&batt_anim_); |
| if (healthd_draw_ == nullptr) return; |
| |
| #if !defined(__ANDROID_VNDK__) |
| if (android::sysprop::ChargerProperties::disable_init_blank().value_or(false)) { |
| healthd_draw_->blank_screen(true, static_cast<int>(drm_)); |
| screen_blanked_ = true; |
| } |
| #endif |
| } |
| } |
| |
| void Charger::OnInit(struct healthd_config* config) { |
| int ret; |
| int i; |
| int epollfd; |
| |
| dump_last_kmsg(); |
| |
| LOGW("--------------- STARTING CHARGER MODE ---------------\n"); |
| |
| ret = ev_init( |
| std::bind(&Charger::InputCallback, this, std::placeholders::_1, std::placeholders::_2)); |
| if (!ret) { |
| epollfd = ev_get_epollfd(); |
| configuration_->ChargerRegisterEvent(epollfd, &charger_event_handler, EVENT_WAKEUP_FD); |
| } |
| |
| InitAnimation(); |
| InitHealthdDraw(); |
| |
| ret = CreateDisplaySurface(batt_anim_.fail_file, &surf_unknown_); |
| if (ret < 0) { |
| #if !defined(__ANDROID_VNDK__) |
| LOGE("Cannot load custom battery_fail image. Reverting to built in: %d\n", ret); |
| ret = CreateDisplaySurface((system_animation_root + "charger/battery_fail.png"s).c_str(), |
| &surf_unknown_); |
| #endif |
| if (ret < 0) { |
| LOGE("Cannot load built in battery_fail image\n"); |
| surf_unknown_ = NULL; |
| } |
| } |
| |
| GRSurface** scale_frames; |
| int scale_count; |
| int scale_fps; // Not in use (charger/battery_scale doesn't have FPS text |
| // chunk). We are using hard-coded frame.disp_time instead. |
| ret = CreateMultiDisplaySurface(batt_anim_.animation_file, &scale_count, &scale_fps, |
| &scale_frames); |
| if (ret < 0) { |
| LOGE("Cannot load battery_scale image\n"); |
| batt_anim_.num_frames = 0; |
| batt_anim_.num_cycles = 1; |
| } else if (scale_count != batt_anim_.num_frames) { |
| LOGE("battery_scale image has unexpected frame count (%d, expected %d)\n", scale_count, |
| batt_anim_.num_frames); |
| batt_anim_.num_frames = 0; |
| batt_anim_.num_cycles = 1; |
| } else { |
| for (i = 0; i < batt_anim_.num_frames; i++) { |
| batt_anim_.frames[i].surface = scale_frames[i]; |
| } |
| } |
| drm_ = DRM_INNER; |
| screen_switch_ = SCREEN_SWITCH_DEFAULT; |
| ev_sync_key_state(std::bind(&Charger::SetKeyCallback, this, std::placeholders::_1, |
| std::placeholders::_2)); |
| |
| (void)ev_sync_sw_state( |
| std::bind(&Charger::SetSwCallback, this, std::placeholders::_1, std::placeholders::_2)); |
| |
| next_screen_transition_ = -1; |
| next_key_check_ = -1; |
| next_pwr_check_ = -1; |
| wait_batt_level_timestamp_ = 0; |
| |
| // Retrieve healthd_config from the existing health HAL. |
| configuration_->ChargerInitConfig(config); |
| |
| boot_min_cap_ = config->boot_min_cap; |
| } |
| |
| int Charger::CreateDisplaySurface(const std::string& name, GRSurface** surface) { |
| return res_create_display_surface(name.c_str(), surface); |
| } |
| |
| int Charger::CreateMultiDisplaySurface(const std::string& name, int* frames, int* fps, |
| GRSurface*** surface) { |
| return res_create_multi_display_surface(name.c_str(), frames, fps, surface); |
| } |
| |
| void set_resource_root_for(const std::string& root, const std::string& backup_root, |
| std::string* value) { |
| if (value->empty()) { |
| return; |
| } |
| |
| std::string new_value = root + *value + ".png"; |
| // If |backup_root| is provided, additionally check whether the file under |root| is |
| // accessible or not. If not accessible, fallback to file under |backup_root|. |
| if (!backup_root.empty() && access(new_value.data(), F_OK) == -1) { |
| new_value = backup_root + *value + ".png"; |
| } |
| |
| *value = new_value; |
| } |
| |
| void animation::set_resource_root(const std::string& root, const std::string& backup_root) { |
| CHECK(android::base::StartsWith(root, "/") && android::base::EndsWith(root, "/")) |
| << "animation root " << root << " must start and end with /"; |
| CHECK(backup_root.empty() || (android::base::StartsWith(backup_root, "/") && |
| android::base::EndsWith(backup_root, "/"))) |
| << "animation backup root " << backup_root << " must start and end with /"; |
| set_resource_root_for(root, backup_root, &animation_file); |
| set_resource_root_for(root, backup_root, &fail_file); |
| set_resource_root_for(root, backup_root, &text_clock.font_file); |
| set_resource_root_for(root, backup_root, &text_percent.font_file); |
| } |
| |
| } // namespace android |
