1 /*
2  * Copyright 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "GpuService"
18 
19 #include <graphicsenv/IGpuService.h>
20 
21 #include <binder/IResultReceiver.h>
22 #include <binder/Parcel.h>
23 
24 namespace android {
25 
26 class BpGpuService : public BpInterface<IGpuService> {
27 public:
BpGpuService(const sp<IBinder> & impl)28     explicit BpGpuService(const sp<IBinder>& impl) : BpInterface<IGpuService>(impl) {}
29 
setGpuStats(const std::string & driverPackageName,const std::string & driverVersionName,uint64_t driverVersionCode,int64_t driverBuildTime,const std::string & appPackageName,const int32_t vulkanVersion,GpuStatsInfo::Driver driver,bool isDriverLoaded,int64_t driverLoadingTime)30     void setGpuStats(const std::string& driverPackageName, const std::string& driverVersionName,
31                      uint64_t driverVersionCode, int64_t driverBuildTime,
32                      const std::string& appPackageName, const int32_t vulkanVersion,
33                      GpuStatsInfo::Driver driver, bool isDriverLoaded,
34                      int64_t driverLoadingTime) override {
35         Parcel data, reply;
36         data.writeInterfaceToken(IGpuService::getInterfaceDescriptor());
37 
38         data.writeUtf8AsUtf16(driverPackageName);
39         data.writeUtf8AsUtf16(driverVersionName);
40         data.writeUint64(driverVersionCode);
41         data.writeInt64(driverBuildTime);
42         data.writeUtf8AsUtf16(appPackageName);
43         data.writeInt32(vulkanVersion);
44         data.writeInt32(static_cast<int32_t>(driver));
45         data.writeBool(isDriverLoaded);
46         data.writeInt64(driverLoadingTime);
47 
48         remote()->transact(BnGpuService::SET_GPU_STATS, data, &reply, IBinder::FLAG_ONEWAY);
49     }
50 
setTargetStats(const std::string & appPackageName,const uint64_t driverVersionCode,const GpuStatsInfo::Stats stats,const uint64_t value)51     void setTargetStats(const std::string& appPackageName, const uint64_t driverVersionCode,
52                         const GpuStatsInfo::Stats stats, const uint64_t value) override {
53         Parcel data, reply;
54         data.writeInterfaceToken(IGpuService::getInterfaceDescriptor());
55 
56         data.writeUtf8AsUtf16(appPackageName);
57         data.writeUint64(driverVersionCode);
58         data.writeInt32(static_cast<int32_t>(stats));
59         data.writeUint64(value);
60 
61         remote()->transact(BnGpuService::SET_TARGET_STATS, data, &reply, IBinder::FLAG_ONEWAY);
62     }
63 
setUpdatableDriverPath(const std::string & driverPath)64     void setUpdatableDriverPath(const std::string& driverPath) override {
65         Parcel data, reply;
66         data.writeInterfaceToken(IGpuService::getInterfaceDescriptor());
67         data.writeUtf8AsUtf16(driverPath);
68 
69         remote()->transact(BnGpuService::SET_UPDATABLE_DRIVER_PATH, data, &reply,
70                            IBinder::FLAG_ONEWAY);
71     }
72 
getUpdatableDriverPath()73     std::string getUpdatableDriverPath() override {
74         Parcel data, reply;
75         data.writeInterfaceToken(IGpuService::getInterfaceDescriptor());
76 
77         status_t error = remote()->transact(BnGpuService::GET_UPDATABLE_DRIVER_PATH, data, &reply);
78         std::string driverPath;
79         if (error == OK) {
80             error = reply.readUtf8FromUtf16(&driverPath);
81         }
82         return driverPath;
83     }
84 };
85 
86 IMPLEMENT_META_INTERFACE(GpuService, "android.graphicsenv.IGpuService");
87 
onTransact(uint32_t code,const Parcel & data,Parcel * reply,uint32_t flags)88 status_t BnGpuService::onTransact(uint32_t code, const Parcel& data, Parcel* reply,
89                                   uint32_t flags) {
90     ALOGV("onTransact code[0x%X]", code);
91 
92     status_t status;
93     switch (code) {
94         case SET_GPU_STATS: {
95             CHECK_INTERFACE(IGpuService, data, reply);
96 
97             std::string driverPackageName;
98             if ((status = data.readUtf8FromUtf16(&driverPackageName)) != OK) return status;
99 
100             std::string driverVersionName;
101             if ((status = data.readUtf8FromUtf16(&driverVersionName)) != OK) return status;
102 
103             uint64_t driverVersionCode;
104             if ((status = data.readUint64(&driverVersionCode)) != OK) return status;
105 
106             int64_t driverBuildTime;
107             if ((status = data.readInt64(&driverBuildTime)) != OK) return status;
108 
109             std::string appPackageName;
110             if ((status = data.readUtf8FromUtf16(&appPackageName)) != OK) return status;
111 
112             int32_t vulkanVersion;
113             if ((status = data.readInt32(&vulkanVersion)) != OK) return status;
114 
115             int32_t driver;
116             if ((status = data.readInt32(&driver)) != OK) return status;
117 
118             bool isDriverLoaded;
119             if ((status = data.readBool(&isDriverLoaded)) != OK) return status;
120 
121             int64_t driverLoadingTime;
122             if ((status = data.readInt64(&driverLoadingTime)) != OK) return status;
123 
124             setGpuStats(driverPackageName, driverVersionName, driverVersionCode, driverBuildTime,
125                         appPackageName, vulkanVersion, static_cast<GpuStatsInfo::Driver>(driver),
126                         isDriverLoaded, driverLoadingTime);
127 
128             return OK;
129         }
130         case SET_TARGET_STATS: {
131             CHECK_INTERFACE(IGpuService, data, reply);
132 
133             std::string appPackageName;
134             if ((status = data.readUtf8FromUtf16(&appPackageName)) != OK) return status;
135 
136             uint64_t driverVersionCode;
137             if ((status = data.readUint64(&driverVersionCode)) != OK) return status;
138 
139             int32_t stats;
140             if ((status = data.readInt32(&stats)) != OK) return status;
141 
142             uint64_t value;
143             if ((status = data.readUint64(&value)) != OK) return status;
144 
145             setTargetStats(appPackageName, driverVersionCode,
146                            static_cast<GpuStatsInfo::Stats>(stats), value);
147 
148             return OK;
149         }
150         case SET_UPDATABLE_DRIVER_PATH: {
151             CHECK_INTERFACE(IGpuService, data, reply);
152 
153             std::string driverPath;
154             if ((status = data.readUtf8FromUtf16(&driverPath)) != OK) return status;
155 
156             setUpdatableDriverPath(driverPath);
157             return OK;
158         }
159         case GET_UPDATABLE_DRIVER_PATH: {
160             CHECK_INTERFACE(IGpuService, data, reply);
161 
162             std::string driverPath = getUpdatableDriverPath();
163             return reply->writeUtf8AsUtf16(driverPath);
164         }
165         case SHELL_COMMAND_TRANSACTION: {
166             int in = data.readFileDescriptor();
167             int out = data.readFileDescriptor();
168             int err = data.readFileDescriptor();
169 
170             std::vector<String16> args;
171             data.readString16Vector(&args);
172 
173             sp<IBinder> unusedCallback;
174             if ((status = data.readNullableStrongBinder(&unusedCallback)) != OK) return status;
175 
176             sp<IResultReceiver> resultReceiver;
177             if ((status = data.readNullableStrongBinder(&resultReceiver)) != OK) return status;
178 
179             status = shellCommand(in, out, err, args);
180             if (resultReceiver != nullptr) resultReceiver->send(status);
181 
182             return OK;
183         }
184         default:
185             return BBinder::onTransact(code, data, reply, flags);
186     }
187 }
188 
189 } // namespace android
190