Merge "btaa: introduce btaa module into gd" (ea53e5cb) · Commits · e / os / android_packages_modules_Bluetooth

system/btif/Android.bp

+2 −0

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		@@ -145,6 +145,8 @@ cc_test {
		"android.hardware.bluetooth.a2dp@1.0",
		"android.hardware.bluetooth.audio@2.0",
		"android.hardware.bluetooth.audio@2.1",
		"android.system.suspend.control-V1-ndk",
		"libbinder_ndk",
		"libfmq",
		"libhidlbase",
		"liblog",

system/gd/Android.bp

+5 −1

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		@@ -125,20 +125,24 @@ cc_defaults {
		},
		host: {
		srcs: [
		":BluetoothBtaaSources_host",
		":BluetoothHalSources_hci_rootcanal",
		":BluetoothOsSources_host",
		],
		},
		android: {
		srcs: [
		":BluetoothBtaaSources_android",
		":BluetoothHalSources_hci_android_hidl",
		":BluetoothOsSources_android",
		],
		shared_libs: [
		"android.hardware.bluetooth@1.0",
		"android.system.suspend.control-V1-ndk",
		"libbinder_ndk",
		"libcutils",
		"libhidlbase",
		"libutils",
		"libcutils",
		],
		},
		},

system/gd/btaa/Android.bp

0 → 100644

+13 −0

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		filegroup {
		name: "BluetoothBtaaSources_android",
		srcs: [
		"android/activity_attribution.cc",
		],
		}

		filegroup {
		name: "BluetoothBtaaSources_host",
		srcs: [
		"host/activity_attribution.cc",
		],
		}

system/gd/btaa/activity_attribution.h

0 → 100644

+58 −0

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		/*
		* Copyright 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.
		*/

		#pragma once

		#include "hci/address.h"
		#include "module.h"

		namespace bluetooth {
		namespace activity_attribution {

		enum class Activity : uint8_t { UNKNOWN = 0, ADVERTISE, CONNECT, CONTROL, SCAN, HFP, VENDOR };

		class ActivityAttributionCallback {
		public:
		virtual ~ActivityAttributionCallback() = default;

		// Callback when Blutooth woke up the system
		virtual void OnWakeup(const Activity activity, const hci::Address& address) = 0;
		};

		class ActivityAttribution : public bluetooth::Module {
		public:
		ActivityAttribution() = default;
		~ActivityAttribution() = default;

		void RegisterActivityAttributionCallback(ActivityAttributionCallback* callback);

		static const ModuleFactory Factory;

		protected:
		std::string ToString() const override;
		void ListDependencies(ModuleList* list) override;
		void Start() override;
		void Stop() override;

		private:
		struct impl;
		std::unique_ptr<impl> pimpl_;

		DISALLOW_COPY_AND_ASSIGN(ActivityAttribution);
		};

		} // namespace activity_attribution
		} // namespace bluetooth

system/gd/btaa/android/activity_attribution.cc

0 → 100644

+123 −0

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		/*
		* Copyright 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.
		*/

		#define LOG_TAG "btaa"

		#include "btaa/activity_attribution.h"

		#include <aidl/android/system/suspend/BnSuspendCallback.h>
		#include <aidl/android/system/suspend/BnWakelockCallback.h>
		#include <aidl/android/system/suspend/ISuspendControlService.h>
		#include <android/binder_manager.h>

		#include "module.h"
		#include "os/log.h"

		using aidl::android::system::suspend::BnSuspendCallback;
		using aidl::android::system::suspend::BnWakelockCallback;
		using aidl::android::system::suspend::ISuspendCallback;
		using aidl::android::system::suspend::ISuspendControlService;
		using Status = ::ndk::ScopedAStatus;
		using namespace ndk;

		namespace bluetooth {
		namespace activity_attribution {

		const ModuleFactory ActivityAttribution::Factory = ModuleFactory([]() {
		return new ActivityAttribution();
		});

		static const std::string kBtWakelockName("hal_bluetooth_lock");

		struct wakelock_callback : public BnWakelockCallback {
		wakelock_callback(ActivityAttribution* module) : module_(module) {}

		Status notifyAcquired() override {
		return Status::ok();
		}
		Status notifyReleased() override {
		return Status::ok();
		}

		ActivityAttribution* module_;
		};

		struct wakeup_callback : public BnSuspendCallback {
		wakeup_callback(ActivityAttribution* module) : module_(module) {}

		Status notifyWakeup(bool success, const std::vector<std::string>& wakeup_reasons) override {
		return Status::ok();
		}

		ActivityAttribution* module_;
		};

		struct ActivityAttribution::impl {
		impl(ActivityAttribution* module) {
		bool is_registered = false;

		auto control_service =
		ISuspendControlService::fromBinder(SpAIBinder(
		AServiceManager_getService("suspend_control")));
		if (!control_service) {
		LOG_ERROR("Fail to obtain suspend_control");
		return;
		}

		Status register_callback_status =
		control_service->registerCallback(SharedRefBase::make<wakeup_callback>(module),
		&is_registered);
		if (!is_registered \|\| !register_callback_status.isOk()) {
		LOG_ERROR("Fail to register wakeup callback");
		return;
		}

		register_callback_status = control_service->registerWakelockCallback(
		SharedRefBase::make<wakelock_callback>(module), kBtWakelockName, &is_registered);
		if (!is_registered \|\| !register_callback_status.isOk()) {
		LOG_ERROR("Fail to register wakelock callback");
		return;
		}
		}

		void register_callback(ActivityAttributionCallback* callback) {
		callback_ = callback;
		}

		ActivityAttributionCallback* callback_;
		};

		void ActivityAttribution::RegisterActivityAttributionCallback(
		ActivityAttributionCallback* callback) {
		CallOn(pimpl_.get(), &impl::register_callback, callback);
		}

		std::string ActivityAttribution::ToString() const {
		return "Btaa Module";
		}

		void ActivityAttribution::ListDependencies(ModuleList* list) {}

		void ActivityAttribution::Start() {
		pimpl_ = std::make_unique<impl>(this);
		}

		void ActivityAttribution::Stop() {
		pimpl_.reset();
		}

		} // namespace activity_attribution
		} // namespace bluetooth