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Diffstat (limited to 'include/powermanager/PowerHalLoader.h')
-rw-r--r-- | include/powermanager/PowerHalLoader.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/include/powermanager/PowerHalLoader.h b/include/powermanager/PowerHalLoader.h new file mode 100644 index 0000000000..ed6f6f35f5 --- /dev/null +++ b/include/powermanager/PowerHalLoader.h @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2020 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef ANDROID_POWERHALLOADER_H +#define ANDROID_POWERHALLOADER_H + +#include <android-base/thread_annotations.h> +#include <android/hardware/power/1.1/IPower.h> +#include <android/hardware/power/IPower.h> + +namespace android { + +namespace power { + +// Loads available Power HAL services. +class PowerHalLoader { +public: + static void unloadAll(); + static sp<hardware::power::IPower> loadAidl(); + static sp<hardware::power::V1_0::IPower> loadHidlV1_0(); + static sp<hardware::power::V1_1::IPower> loadHidlV1_1(); + +private: + static std::mutex gHalMutex; + static sp<hardware::power::IPower> gHalAidl GUARDED_BY(gHalMutex); + static sp<hardware::power::V1_0::IPower> gHalHidlV1_0 GUARDED_BY(gHalMutex); + static sp<hardware::power::V1_1::IPower> gHalHidlV1_1 GUARDED_BY(gHalMutex); + + static sp<hardware::power::V1_0::IPower> loadHidlV1_0Locked() + EXCLUSIVE_LOCKS_REQUIRED(gHalMutex); + + PowerHalLoader() = delete; + ~PowerHalLoader() = delete; +}; + +}; // namespace power + +} // namespace android + +#endif // ANDROID_POWERHALLOADER_H |