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102 lines
3.2 KiB
102 lines
3.2 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "ISchedulingPolicyService"
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//#define LOG_NDEBUG 0
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#include <binder/Parcel.h>
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#include "ISchedulingPolicyService.h"
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namespace android {
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// Keep in sync with frameworks/base/core/java/android/os/ISchedulingPolicyService.aidl
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enum {
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REQUEST_PRIORITY_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
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REQUEST_CPUSET_BOOST,
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};
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// ----------------------------------------------------------------------
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class BpSchedulingPolicyService : public BpInterface<ISchedulingPolicyService>
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{
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public:
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explicit BpSchedulingPolicyService(const sp<IBinder>& impl)
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: BpInterface<ISchedulingPolicyService>(impl)
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{
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}
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virtual int requestPriority(int32_t pid, int32_t tid,
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int32_t prio, bool isForApp, bool asynchronous)
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{
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Parcel data, reply;
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data.writeInterfaceToken(ISchedulingPolicyService::getInterfaceDescriptor());
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data.writeInt32(pid);
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data.writeInt32(tid);
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data.writeInt32(prio);
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data.writeBool(isForApp);
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uint32_t flags = asynchronous ? IBinder::FLAG_ONEWAY : 0;
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status_t status = remote()->transact(REQUEST_PRIORITY_TRANSACTION, data, &reply, flags);
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if (status != NO_ERROR) {
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return status;
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}
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if (asynchronous) {
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return NO_ERROR;
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}
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// fail on exception: force binder reconnection
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if (reply.readExceptionCode() != 0) {
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return DEAD_OBJECT;
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}
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return reply.readInt32();
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}
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virtual int requestCpusetBoost(bool enable, const sp<IBinder>& client)
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{
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Parcel data, reply;
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data.writeInterfaceToken(ISchedulingPolicyService::getInterfaceDescriptor());
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data.writeInt32(enable);
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data.writeStrongBinder(client);
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status_t status = remote()->transact(REQUEST_CPUSET_BOOST, data, &reply, 0);
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if (status != NO_ERROR) {
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return status;
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}
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// fail on exception: force binder reconnection
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if (reply.readExceptionCode() != 0) {
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return DEAD_OBJECT;
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}
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return reply.readInt32();
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}
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};
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IMPLEMENT_META_INTERFACE(SchedulingPolicyService, "android.os.ISchedulingPolicyService");
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// ----------------------------------------------------------------------
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status_t BnSchedulingPolicyService::onTransact(
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uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
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{
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switch (code) {
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case REQUEST_PRIORITY_TRANSACTION:
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case REQUEST_CPUSET_BOOST:
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// Not reached
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return NO_ERROR;
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break;
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default:
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return BBinder::onTransact(code, data, reply, flags);
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}
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}
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} // namespace android
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