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Merge "Update HardwarePropertiesManagerService-JNI to use Thermal AIDL" into udc-dev

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This commit is contained in:
Xiang Wang
2023-02-28 20:50:26 +00:00
committed by Android (Google) Code Review
parent 1a4e44610f fb5bc8eed3
commit 3570bff78f
2 changed files with 177 additions and 54 deletions
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1
services/core/jni/Android.bp
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@@ -179,6 +179,7 @@ cc_defaults {
"android.hardware.power.stats@1.0",
"android.hardware.power.stats-V1-ndk",
"android.hardware.thermal@1.0",
"android.hardware.thermal-V1-ndk",
"android.hardware.tv.input@1.0",
"android.hardware.tv.input-V1-ndk",
"android.hardware.vibrator-V2-cpp",

230
services/core/jni/com_android_server_HardwarePropertiesManagerService.cpp
View File

@@ -16,27 +16,28 @@
#define LOG_TAG "HardwarePropertiesManagerService-JNI"
#include <nativehelper/JNIHelp.h>
#include "jni.h"
#include <math.h>
#include <stdlib.h>
#include <aidl/android/hardware/thermal/IThermal.h>
#include <android/binder_manager.h>
#include <android/hardware/thermal/1.0/IThermal.h>
#include <math.h>
#include <nativehelper/JNIHelp.h>
#include <utils/Log.h>
#include <utils/String8.h>
#include "core_jni_helpers.h"
#include "jni.h"
namespace android {
using ::aidl::android::hardware::thermal::CoolingDevice;
using ::aidl::android::hardware::thermal::IThermal;
using ::aidl::android::hardware::thermal::Temperature;
using ::aidl::android::hardware::thermal::TemperatureThreshold;
using ::aidl::android::hardware::thermal::TemperatureType;
using ::aidl::android::hardware::thermal::ThrottlingSeverity;
using android::hidl::base::V1_0::IBase;
using hardware::hidl_death_recipient;
using hardware::hidl_vec;
using hardware::thermal::V1_0::CoolingDevice;
using hardware::thermal::V1_0::CpuUsage;
using hardware::thermal::V1_0::IThermal;
using hardware::thermal::V1_0::Temperature;
using hardware::thermal::V1_0::ThermalStatus;
using hardware::thermal::V1_0::ThermalStatusCode;
template<typename T>
@@ -62,20 +63,28 @@ jfloat gUndefinedTemperature;
static void getThermalHalLocked();
static std::mutex gThermalHalMutex;
static sp<IThermal> gThermalHal = nullptr;
static sp<hardware::thermal::V1_0::IThermal> gThermalHidlHal = nullptr;
static std::shared_ptr<IThermal> gThermalAidlHal = nullptr;
// struct ThermalHalDeathRecipient;
struct ThermalHalDeathRecipient : virtual public hidl_death_recipient {
// hidl_death_recipient interface
virtual void serviceDied(uint64_t cookie, const wp<IBase>& who) override {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
ALOGE("ThermalHAL just died");
gThermalHal = nullptr;
getThermalHalLocked();
}
struct ThermalHidlHalDeathRecipient : virtual public hidl_death_recipient {
// hidl_death_recipient interface
virtual void serviceDied(uint64_t cookie, const wp<IBase> &who) override {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
ALOGE("Thermal HAL just died");
gThermalHidlHal = nullptr;
getThermalHalLocked();
}
};
sp<ThermalHalDeathRecipient> gThermalHalDeathRecipient = nullptr;
static void onThermalAidlBinderDied(void *cookie) {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
ALOGE("Thermal AIDL HAL just died");
gThermalAidlHal = nullptr;
getThermalHalLocked();
}
sp<ThermalHidlHalDeathRecipient> gThermalHidlHalDeathRecipient = nullptr;
ndk::ScopedAIBinder_DeathRecipient gThermalAidlDeathRecipient;
// ----------------------------------------------------------------------------
@@ -85,27 +94,49 @@ float finalizeTemperature(float temperature) {
// The caller must be holding gThermalHalMutex.
static void getThermalHalLocked() {
if (gThermalHal != nullptr) {
if (gThermalAidlHal || gThermalHidlHal) {
return;
}
const std::string thermalInstanceName = std::string(IThermal::descriptor) + "/default";
if (AServiceManager_isDeclared(thermalInstanceName.c_str())) {
auto binder = AServiceManager_waitForService(thermalInstanceName.c_str());
auto thermalAidlService = IThermal::fromBinder(ndk::SpAIBinder(binder));
if (thermalAidlService) {
gThermalAidlHal = thermalAidlService;
if (gThermalAidlDeathRecipient.get() == nullptr) {
gThermalAidlDeathRecipient = ndk::ScopedAIBinder_DeathRecipient(
AIBinder_DeathRecipient_new(onThermalAidlBinderDied));
}
auto linked = AIBinder_linkToDeath(thermalAidlService->asBinder().get(),
gThermalAidlDeathRecipient.get(), nullptr);
if (linked != STATUS_OK) {
ALOGW("Failed to link to death (AIDL): %d", linked);
gThermalAidlHal = nullptr;
}
} else {
ALOGE("Unable to get Thermal AIDL service");
}
return;
}
gThermalHal = IThermal::getService();
ALOGI("Thermal AIDL service is not declared, trying HIDL");
gThermalHidlHal = hardware::thermal::V1_0::IThermal::getService();
if (gThermalHal == nullptr) {
if (gThermalHidlHal == nullptr) {
ALOGE("Unable to get Thermal service.");
} else {
if (gThermalHalDeathRecipient == nullptr) {
gThermalHalDeathRecipient = new ThermalHalDeathRecipient();
if (gThermalHidlHalDeathRecipient == nullptr) {
gThermalHidlHalDeathRecipient = new ThermalHidlHalDeathRecipient();
}
hardware::Return<bool> linked = gThermalHal->linkToDeath(
gThermalHalDeathRecipient, 0x451F /* cookie */);
hardware::Return<bool> linked =
gThermalHidlHal->linkToDeath(gThermalHidlHalDeathRecipient, 0x451F /* cookie */);
if (!linked.isOk()) {
ALOGE("Transaction error in linking to ThermalHAL death: %s",
linked.description().c_str());
gThermalHal = nullptr;
linked.description().c_str());
gThermalHidlHal = nullptr;
} else if (!linked) {
ALOGW("Unable to link to ThermalHal death notifications");
gThermalHal = nullptr;
gThermalHidlHal = nullptr;
} else {
ALOGD("Link to death notification successful");
}
@@ -117,17 +148,27 @@ static void nativeInit(JNIEnv* env, jobject obj) {
getThermalHalLocked();
}
static jfloatArray nativeGetFanSpeeds(JNIEnv *env, jclass /* clazz */) {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
getThermalHalLocked();
if (gThermalHal == nullptr) {
ALOGE("Couldn't get fan speeds because of HAL error.");
static jfloatArray getFanSpeedsAidl(JNIEnv *env) {
std::vector<CoolingDevice> list;
auto status = gThermalAidlHal->getCoolingDevices(&list);
if (!status.isOk()) {
ALOGE("getFanSpeeds failed status: %s", status.getMessage());
return env->NewFloatArray(0);
}
float values[list.size()];
for (size_t i = 0; i < list.size(); ++i) {
values[i] = list[i].value;
}
jfloatArray fanSpeeds = env->NewFloatArray(list.size());
env->SetFloatArrayRegion(fanSpeeds, 0, list.size(), values);
return fanSpeeds;
}
hidl_vec<CoolingDevice> list;
Return<void> ret = gThermalHal->getCoolingDevices(
[&list](ThermalStatus status, hidl_vec<CoolingDevice> devices) {
static jfloatArray getFanSpeedsHidl(JNIEnv *env) {
hidl_vec<hardware::thermal::V1_0::CoolingDevice> list;
Return<void> ret = gThermalHidlHal->getCoolingDevices(
[&list](ThermalStatus status,
hidl_vec<hardware::thermal::V1_0::CoolingDevice> devices) {
if (status.code == ThermalStatusCode::SUCCESS) {
list = std::move(devices);
} else {
@@ -137,9 +178,9 @@ static jfloatArray nativeGetFanSpeeds(JNIEnv *env, jclass /* clazz */) {
});
if (!ret.isOk()) {
ALOGE("getCoolingDevices failed status: %s", ret.description().c_str());
ALOGE("getFanSpeeds failed status: %s", ret.description().c_str());
return env->NewFloatArray(0);
}
float values[list.size()];
for (size_t i = 0; i < list.size(); ++i) {
values[i] = list[i].currentValue;
@@ -149,17 +190,79 @@ static jfloatArray nativeGetFanSpeeds(JNIEnv *env, jclass /* clazz */) {
return fanSpeeds;
}
static jfloatArray nativeGetDeviceTemperatures(JNIEnv *env, jclass /* clazz */, int type,
int source) {
static jfloatArray nativeGetFanSpeeds(JNIEnv *env, jclass /* clazz */) {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
getThermalHalLocked();
if (gThermalHal == nullptr) {
ALOGE("Couldn't get device temperatures because of HAL error.");
if (!gThermalHidlHal && !gThermalAidlHal) {
ALOGE("Couldn't get fan speeds because of HAL error.");
return env->NewFloatArray(0);
}
hidl_vec<Temperature> list;
Return<void> ret = gThermalHal->getTemperatures(
[&list](ThermalStatus status, hidl_vec<Temperature> temperatures) {
if (gThermalAidlHal) {
return getFanSpeedsAidl(env);
}
return getFanSpeedsHidl(env);
}
static jfloatArray getDeviceTemperaturesAidl(JNIEnv *env, int type, int source) {
jfloat *values;
size_t length = 0;
if (source == TEMPERATURE_CURRENT) {
std::vector<Temperature> list;
auto status =
gThermalAidlHal->getTemperaturesWithType(static_cast<TemperatureType>(type), &list);
if (!status.isOk()) {
ALOGE("getDeviceTemperatures failed status: %s", status.getMessage());
return env->NewFloatArray(0);
}
values = new jfloat[list.size()];
for (const auto &temp : list) {
if (static_cast<int>(temp.type) == type) {
values[length++] = finalizeTemperature(temp.value);
}
}
} else if (source == TEMPERATURE_THROTTLING_BELOW_VR_MIN) {
values = new jfloat[1];
values[length++] = gUndefinedTemperature;
} else {
std::vector<TemperatureThreshold> list;
auto status =
gThermalAidlHal->getTemperatureThresholdsWithType(static_cast<TemperatureType>(
type),
&list);
if (!status.isOk()) {
ALOGE("getDeviceTemperatures failed status: %s", status.getMessage());
return env->NewFloatArray(0);
}
values = new jfloat[list.size()];
for (auto &t : list) {
if (static_cast<int>(t.type) == type) {
switch (source) {
case TEMPERATURE_THROTTLING:
values[length++] =
finalizeTemperature(t.hotThrottlingThresholds[static_cast<int>(
ThrottlingSeverity::SEVERE)]);
break;
case TEMPERATURE_SHUTDOWN:
values[length++] =
finalizeTemperature(t.hotThrottlingThresholds[static_cast<int>(
ThrottlingSeverity::SHUTDOWN)]);
break;
}
}
}
}
jfloatArray deviceTemps = env->NewFloatArray(length);
env->SetFloatArrayRegion(deviceTemps, 0, length, values);
return deviceTemps;
}
static jfloatArray getDeviceTemperaturesHidl(JNIEnv *env, int type, int source) {
hidl_vec<hardware::thermal::V1_0::Temperature> list;
Return<void> ret = gThermalHidlHal->getTemperatures(
[&list](ThermalStatus status,
hidl_vec<hardware::thermal::V1_0::Temperature> temperatures) {
if (status.code == ThermalStatusCode::SUCCESS) {
list = std::move(temperatures);
} else {
@@ -170,9 +273,9 @@ static jfloatArray nativeGetDeviceTemperatures(JNIEnv *env, jclass /* clazz */,
if (!ret.isOk()) {
ALOGE("getDeviceTemperatures failed status: %s", ret.description().c_str());
return env->NewFloatArray(0);
}
jfloat values[list.size()];
float values[list.size()];
size_t length = 0;
for (size_t i = 0; i < list.size(); ++i) {
if (static_cast<int>(list[i].type) == type) {
@@ -197,16 +300,34 @@ static jfloatArray nativeGetDeviceTemperatures(JNIEnv *env, jclass /* clazz */,
return deviceTemps;
}
static jfloatArray nativeGetDeviceTemperatures(JNIEnv *env, jclass /* clazz */, int type,
int source) {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
getThermalHalLocked();
if (!gThermalHidlHal && !gThermalAidlHal) {
ALOGE("Couldn't get device temperatures because of HAL error.");
return env->NewFloatArray(0);
}
if (gThermalAidlHal) {
return getDeviceTemperaturesAidl(env, type, source);
}
return getDeviceTemperaturesHidl(env, type, source);
}
static jobjectArray nativeGetCpuUsages(JNIEnv *env, jclass /* clazz */) {
std::lock_guard<std::mutex> lock(gThermalHalMutex);
getThermalHalLocked();
if (gThermalHal == nullptr || !gCpuUsageInfoClassInfo.initMethod) {
if (gThermalAidlHal) {
ALOGW("getCpuUsages is not supported");
return env->NewObjectArray(0, gCpuUsageInfoClassInfo.clazz, nullptr);
}
if (gThermalHidlHal == nullptr || !gCpuUsageInfoClassInfo.initMethod) {
ALOGE("Couldn't get CPU usages because of HAL error.");
return env->NewObjectArray(0, gCpuUsageInfoClassInfo.clazz, nullptr);
}
hidl_vec<CpuUsage> list;
Return<void> ret = gThermalHal->getCpuUsages(
[&list](ThermalStatus status, hidl_vec<CpuUsage> cpuUsages) {
hidl_vec<hardware::thermal::V1_0::CpuUsage> list;
Return<void> ret = gThermalHidlHal->getCpuUsages(
[&list](ThermalStatus status, hidl_vec<hardware::thermal::V1_0::CpuUsage> cpuUsages) {
if (status.code == ThermalStatusCode::SUCCESS) {
list = std::move(cpuUsages);
} else {
@@ -217,6 +338,7 @@ static jobjectArray nativeGetCpuUsages(JNIEnv *env, jclass /* clazz */) {
if (!ret.isOk()) {
ALOGE("getCpuUsages failed status: %s", ret.description().c_str());
return env->NewObjectArray(0, gCpuUsageInfoClassInfo.clazz, nullptr);
}
jobjectArray cpuUsages = env->NewObjectArray(list.size(), gCpuUsageInfoClassInfo.clazz,