bool StreamHalHidl::requestHalThreadPriority(pid_t threadPid, pid_t threadId) {
if (mHalThreadPriority == HAL_THREAD_PRIORITY_DEFAULT) {
return true;
}
int err = requestPriority(
threadPid, threadId,
mHalThreadPriority, false /*isForApp*/, true /*asynchronous*/);
ALOGE_IF(err, "failed to set priority %d for pid %d tid %d; error %d",
mHalThreadPriority, threadPid, threadId, err);
// Audio will still work, but latency will be higher and sometimes unacceptable.
return err == 0;
}
status_t
GonkSchedulePolicyService::onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch (code) {
case REQUEST_PRIORITY_TRANSACTION: {
CHECK_INTERFACE(ISchedulePolicyService, data, reply);
int32_t pid = data.readInt32();
int32_t tid = data.readInt32();
int32_t prio = data.readInt32();
requestPriority(pid, tid, prio);
return NO_ERROR;
break;
}
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
int
GonkSchedulePolicyService::requestPriority(int32_t pid, int32_t tid, int32_t prio, bool async)
{
return requestPriority(pid, tid, prio);
}
