1 /* 2 * Copyright (C) 2018 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 #ifndef ANDROID_SENSORS_HIDL_ENVIRONMENT_V2_X_H 18 #define ANDROID_SENSORS_HIDL_ENVIRONMENT_V2_X_H 19 20 #include "ISensorsWrapper.h" 21 #include "sensors-vts-utils/SensorsHidlEnvironmentBase.h" 22 23 #include <android/hardware/sensors/2.1/ISensors.h> 24 #include <android/hardware/sensors/2.1/types.h> 25 26 #include <fmq/MessageQueue.h> 27 #include <utils/StrongPointer.h> 28 29 #include <array> 30 #include <atomic> 31 #include <memory> 32 33 using ::android::sp; 34 using ::android::hardware::MessageQueue; 35 using ::android::hardware::sensors::V2_1::implementation::ISensorsWrapperBase; 36 using ::android::hardware::sensors::V2_1::implementation::MAX_RECEIVE_BUFFER_EVENT_COUNT; 37 using ::android::hardware::sensors::V2_1::implementation::NoOpSensorsCallback; 38 using ::android::hardware::sensors::V2_1::implementation::wrapISensors; 39 40 class SensorsHidlTest; 41 42 class SensorsHalDeathRecipient : public ::android::hardware::hidl_death_recipient { 43 virtual void serviceDied( 44 uint64_t cookie, 45 const ::android::wp<::android::hidl::base::V1_0::IBase>& service) override; 46 }; 47 48 class SensorsHidlEnvironmentV2_X 49 : public SensorsHidlEnvironmentBase<::android::hardware::sensors::V2_1::Event> { 50 public: 51 virtual void HidlTearDown() override; 52 53 protected: 54 friend SensorsHidlTest; SensorsHidlEnvironmentV2_X(const std::string & service_name)55 SensorsHidlEnvironmentV2_X(const std::string& service_name) 56 : SensorsHidlEnvironmentBase(service_name), mEventQueueFlag(nullptr) {} 57 58 /** 59 * Resets the HAL with new FMQs and a new Event Flag 60 * 61 * @return bool true if successful, false otherwise 62 */ 63 bool resetHal() override; 64 65 /** 66 * Starts the polling thread that reads sensor events from the Event FMQ 67 */ 68 void startPollingThread() override; 69 70 /** 71 * Thread responsible for calling functions to read Event FMQ 72 * 73 * @param env SensorEnvironment to being polling for events on 74 */ 75 static void pollingThread(SensorsHidlEnvironmentV2_X* env); 76 77 /** 78 * Reads and saves sensor events from the Event FMQ 79 */ 80 void readEvents(); 81 82 GTEST_DISALLOW_COPY_AND_ASSIGN_(SensorsHidlEnvironmentV2_X); 83 84 /** 85 * Pointer to the Sensors HAL Interface that allows the test to call HAL functions. 86 */ 87 sp<ISensorsWrapperBase> mSensors; 88 89 /** 90 * Monitors the HAL for crashes, triggering test failure if seen 91 */ 92 sp<SensorsHalDeathRecipient> mDeathRecipient = new SensorsHalDeathRecipient(); 93 94 /** 95 * Type used to simplify the creation of the Wake Lock FMQ 96 */ 97 typedef MessageQueue<uint32_t, ::android::hardware::kSynchronizedReadWrite> WakeLockQueue; 98 99 /** 100 * The Wake Lock FMQ is used by the test to notify the Sensors HAL whenever it has processed 101 * WAKE_UP sensor events. 102 */ 103 std::unique_ptr<WakeLockQueue> mWakeLockQueue; 104 105 /** 106 * The Event Queue Flag notifies the test framework when sensor events have been written to the 107 * Event FMQ by the Sensors HAL. 108 */ 109 ::android::hardware::EventFlag* mEventQueueFlag; 110 111 /** 112 * An array that is used to store sensor events read from the Event FMQ 113 */ 114 std::array<::android::hardware::sensors::V2_1::Event, MAX_RECEIVE_BUFFER_EVENT_COUNT> 115 mEventBuffer; 116 }; 117 118 #endif // ANDROID_SENSORS_HIDL_ENVIRONMENT_V2_X_H 119