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Merge "Simplify libpower"

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am: e9f8002117

Change-Id: I28fc49eda15688d4c240ead6ffd67082aad41720
This commit is contained in:
Tri Vo 2018-10-16 17:17:10 -07:00 committed by android-build-merger
commit 36c877ff06
1 changed files with 8 additions and 9 deletions
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17
power.cpp
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@ -36,13 +36,7 @@ static std::mutex gLock;
static std::unordered_map<std::string, sp<IWakeLock>> gWakeLockMap;
static sp<ISystemSuspend> getSystemSuspendServiceOnce() {
static std::once_flag initFlag;
static sp<ISystemSuspend> suspendService = nullptr;
std::call_once(initFlag, []() {
// It's possible for the calling process to not have permissions to
// ISystemSuspend. getService will then return nullptr.
suspendService = ISystemSuspend::getService();
});
static sp<ISystemSuspend> suspendService = ISystemSuspend::getService();
return suspendService;
}
@ -64,8 +58,13 @@ int release_wake_lock(const char* id) {
ATRACE_CALL();
std::lock_guard<std::mutex> l{gLock};
if (gWakeLockMap[id]) {
gWakeLockMap[id]->release();
gWakeLockMap[id] = nullptr;
// Ignore errors on release() call since hwbinder driver will clean up the underlying object
// once we clear the corresponding strong pointer.
auto ret = gWakeLockMap[id]->release();
if (!ret.isOk()) {
LOG(ERROR) << "IWakeLock::release() call failed: " << ret.description();
}
gWakeLockMap[id].clear();
return 0;
}
return -1;