Merge "Replace libsuspend with android.system.suspend@1.0"
diff --git a/services/core/jni/Android.bp b/services/core/jni/Android.bp
index 89efe12..306f73a 100644
--- a/services/core/jni/Android.bp
+++ b/services/core/jni/Android.bp
@@ -98,7 +98,6 @@
"libsensorservicehidl",
"libgui",
"libusbhost",
- "libsuspend",
"libtinyalsa",
"libEGL",
"libGLESv2",
@@ -130,6 +129,7 @@
"android.hardware.vr@1.0",
"android.frameworks.schedulerservice@1.0",
"android.frameworks.sensorservice@1.0",
+ "android.system.suspend@1.0",
],
static_libs: [
diff --git a/services/core/jni/com_android_server_am_BatteryStatsService.cpp b/services/core/jni/com_android_server_am_BatteryStatsService.cpp
index 02ad6c7..0ff60e4 100644
--- a/services/core/jni/com_android_server_am_BatteryStatsService.cpp
+++ b/services/core/jni/com_android_server_am_BatteryStatsService.cpp
@@ -30,6 +30,8 @@
#include <android/hardware/power/1.0/IPower.h>
#include <android/hardware/power/1.1/IPower.h>
+#include <android/system/suspend/1.0/ISystemSuspend.h>
+#include <android/system/suspend/1.0/ISystemSuspendCallback.h>
#include <android_runtime/AndroidRuntime.h>
#include <jni.h>
@@ -39,7 +41,6 @@
#include <log/log.h>
#include <utils/misc.h>
#include <utils/Log.h>
-#include <suspend/autosuspend.h>
using android::hardware::Return;
using android::hardware::Void;
@@ -49,6 +50,8 @@
using android::hardware::power::V1_1::PowerStateSubsystem;
using android::hardware::power::V1_1::PowerStateSubsystemSleepState;
using android::hardware::hidl_vec;
+using android::system::suspend::V1_0::ISystemSuspend;
+using android::system::suspend::V1_0::ISystemSuspendCallback;
using IPowerV1_1 = android::hardware::power::V1_1::IPower;
using IPowerV1_0 = android::hardware::power::V1_0::IPower;
@@ -63,6 +66,7 @@
extern sp<IPowerV1_0> getPowerHalV1_0();
extern sp<IPowerV1_1> getPowerHalV1_1();
extern bool processPowerHalReturn(const Return<void> &ret, const char* functionName);
+extern sp<ISystemSuspend> getSuspendHal();
// Java methods used in getLowPowerStats
static jmethodID jgetAndUpdatePlatformState = NULL;
@@ -70,16 +74,19 @@
static jmethodID jputVoter = NULL;
static jmethodID jputState = NULL;
-static void wakeup_callback(bool success)
-{
- ALOGV("In wakeup_callback: %s", success ? "resumed from suspend" : "suspend aborted");
- int ret = sem_post(&wakeup_sem);
- if (ret < 0) {
- char buf[80];
- strerror_r(errno, buf, sizeof(buf));
- ALOGE("Error posting wakeup sem: %s\n", buf);
+class WakeupCallback : public ISystemSuspendCallback {
+public:
+ Return<void> notifyWakeup(bool success) override {
+ ALOGV("In wakeup_callback: %s", success ? "resumed from suspend" : "suspend aborted");
+ int ret = sem_post(&wakeup_sem);
+ if (ret < 0) {
+ char buf[80];
+ strerror_r(errno, buf, sizeof(buf));
+ ALOGE("Error posting wakeup sem: %s\n", buf);
+ }
+ return Void();
}
-}
+};
static jint nativeWaitWakeup(JNIEnv *env, jobject clazz, jobject outBuf)
{
@@ -101,11 +108,14 @@
return -1;
}
ALOGV("Registering callback...");
- autosuspend_set_wakeup_callback(&wakeup_callback);
+ sp<ISystemSuspend> suspendHal = getSuspendHal();
+ suspendHal->registerCallback(new WakeupCallback());
}
// Wait for wakeup.
ALOGV("Waiting for wakeup...");
+ // TODO(b/116747600): device can suspend and wakeup after sem_wait() finishes and before wakeup
+ // reason is recorded, i.e. BatteryStats might occasionally miss wakeup events.
int ret = sem_wait(&wakeup_sem);
if (ret < 0) {
char buf[80];
diff --git a/services/core/jni/com_android_server_power_PowerManagerService.cpp b/services/core/jni/com_android_server_power_PowerManagerService.cpp
index b2d35d4..0c9b5f4 100644
--- a/services/core/jni/com_android_server_power_PowerManagerService.cpp
+++ b/services/core/jni/com_android_server_power_PowerManagerService.cpp
@@ -19,6 +19,7 @@
//#define LOG_NDEBUG 0
#include <android/hardware/power/1.1/IPower.h>
+#include <android/system/suspend/1.0/ISystemSuspend.h>
#include <nativehelper/JNIHelp.h>
#include "jni.h"
@@ -35,7 +36,7 @@
#include <utils/Log.h>
#include <hardware/power.h>
#include <hardware_legacy/power.h>
-#include <suspend/autosuspend.h>
+#include <hidl/ServiceManagement.h>
#include "com_android_server_power_PowerManagerService.h"
@@ -44,6 +45,9 @@
using android::hardware::power::V1_0::PowerHint;
using android::hardware::power::V1_0::Feature;
using android::String8;
+using android::system::suspend::V1_0::ISystemSuspend;
+using android::system::suspend::V1_0::IWakeLock;
+using android::system::suspend::V1_0::WakeLockType;
using IPowerV1_1 = android::hardware::power::V1_1::IPower;
using IPowerV1_0 = android::hardware::power::V1_0::IPower;
@@ -171,6 +175,46 @@
}
}
+static sp<ISystemSuspend> gSuspendHal = nullptr;
+static sp<IWakeLock> gSuspendBlocker = nullptr;
+static std::mutex gSuspendMutex;
+
+// Assume SystemSuspend HAL is always alive.
+// TODO: Force device to restart if SystemSuspend HAL dies.
+sp<ISystemSuspend> getSuspendHal() {
+ static std::once_flag suspendHalFlag;
+ std::call_once(suspendHalFlag, [](){
+ ::android::hardware::details::waitForHwService(ISystemSuspend::descriptor, "default");
+ gSuspendHal = ISystemSuspend::getService();
+ assert(gSuspendHal != nullptr);
+ });
+ return gSuspendHal;
+}
+
+void enableAutoSuspend() {
+ static bool enabled = false;
+
+ std::lock_guard<std::mutex> lock(gSuspendMutex);
+ if (!enabled) {
+ sp<ISystemSuspend> suspendHal = getSuspendHal();
+ suspendHal->enableAutosuspend();
+ enabled = true;
+ }
+ if (gSuspendBlocker) {
+ gSuspendBlocker->release();
+ gSuspendBlocker.clear();
+ }
+}
+
+void disableAutoSuspend() {
+ std::lock_guard<std::mutex> lock(gSuspendMutex);
+ if (!gSuspendBlocker) {
+ sp<ISystemSuspend> suspendHal = getSuspendHal();
+ gSuspendBlocker = suspendHal->acquireWakeLock(WakeLockType::PARTIAL,
+ "PowerManager.SuspendLockout");
+ }
+}
+
// ----------------------------------------------------------------------------
static void nativeInit(JNIEnv* env, jobject obj) {
@@ -207,13 +251,13 @@
static void nativeSetAutoSuspend(JNIEnv* /* env */, jclass /* clazz */, jboolean enable) {
if (enable) {
android::base::Timer t;
- autosuspend_enable();
+ enableAutoSuspend();
if (t.duration() > 100ms) {
ALOGD("Excessive delay in autosuspend_enable() while turning screen off");
}
} else {
android::base::Timer t;
- autosuspend_disable();
+ disableAutoSuspend();
if (t.duration() > 100ms) {
ALOGD("Excessive delay in autosuspend_disable() while turning screen on");
}