Power and stats vendor implementation

Power aidl is being moved to vendor-hardware-interfaces Using default AIDL for power stats hal as is from hardware-interfaces Tracked-On: OAM-126029 Signed-off-by: Shwetha B <[email protected]>
projectceladon · Oct 1, 2024 · c6c555b · c6c555b
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diff --git a/power/Android.bp → power/1.2/Android.bp b/power/Android.bp → power/1.2/Android.bp
diff --git a/power/Power.cpp → power/1.2/Power.cpp b/power/Power.cpp → power/1.2/Power.cpp
diff --git a/power/Power.h → power/1.2/Power.h b/power/Power.h → power/1.2/Power.h
diff --git a/power/[email protected] → ...1.2/[email protected] b/power/[email protected] → ...1.2/[email protected]
diff --git a/power/service.cpp → power/1.2/service.cpp b/power/service.cpp → power/1.2/service.cpp
diff --git a/power/aidl/Android.bp b/power/aidl/Android.bp
@@ -0,0 +1,57 @@
+// 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.
+
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_binary {
+    name: "android.hardware.power-service.intel",
+    defaults: ["android.hardware.power-ndk_shared"],
+    relative_install_path: "hw",
+    init_rc: [":android.hardware.power.intel.rc"],
+    vintf_fragments: [":android.hardware.power.intel.xml"],
+    vendor: true,
+    shared_libs: [
+        "android.hardware.common-V2-ndk",
+        "android.hardware.common.fmq-V1-ndk",
+        "libbase",
+        "libbinder_ndk",
+        "libcutils",
+        "libfmq",
+        "libutils",
+    ],
+    srcs: [
+        "main.cpp",
+        "Power.cpp",
+        "PowerHintSession.cpp",
+    ],
+}
+
+prebuilt_etc {
+    name: "android.hardware.power.intel.xml",
+    src: "power-default.intel.xml",
+    sub_dir: "vintf",
+    installable: false,
+}
+
+filegroup {
+    name: "android.hardware.power.intel.rc",
+    srcs: ["power-default.intel.rc"],
+}
diff --git a/power/aidl/Power.cpp b/power/aidl/Power.cpp
@@ -0,0 +1,118 @@
+/*
+ * 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.
+ */
+
+#include "Power.h"
+#include "PowerHintSession.h"
+
+#include <android-base/logging.h>
+#include <fmq/AidlMessageQueue.h>
+#include <fmq/EventFlag.h>
+#include <thread>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace power {
+namespace impl {
+namespace example {
+
+using namespace std::chrono_literals;
+using ::aidl::android::hardware::common::fmq::MQDescriptor;
+using ::aidl::android::hardware::common::fmq::SynchronizedReadWrite;
+using ::aidl::android::hardware::power::ChannelMessage;
+using ::android::AidlMessageQueue;
+
+using ndk::ScopedAStatus;
+
+const std::vector<Boost> BOOST_RANGE{ndk::enum_range<Boost>().begin(),
+                                     ndk::enum_range<Boost>().end()};
+const std::vector<Mode> MODE_RANGE{ndk::enum_range<Mode>().begin(), ndk::enum_range<Mode>().end()};
+
+ScopedAStatus Power::setMode(Mode type, bool enabled) {
+    LOG(VERBOSE) << "Power setMode: " << static_cast<int32_t>(type) << " to: " << enabled;
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus Power::isModeSupported(Mode type, bool* _aidl_return) {
+    LOG(INFO) << "Power isModeSupported: " << static_cast<int32_t>(type);
+    *_aidl_return = type >= MODE_RANGE.front() && type <= MODE_RANGE.back();
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus Power::setBoost(Boost type, int32_t durationMs) {
+    LOG(VERBOSE) << "Power setBoost: " << static_cast<int32_t>(type)
+                 << ", duration: " << durationMs;
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus Power::isBoostSupported(Boost type, bool* _aidl_return) {
+    LOG(INFO) << "Power isBoostSupported: " << static_cast<int32_t>(type);
+    *_aidl_return = type >= BOOST_RANGE.front() && type <= BOOST_RANGE.back();
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus Power::createHintSession(int32_t, int32_t, const std::vector<int32_t>& tids, int64_t,
+                                       std::shared_ptr<IPowerHintSession>* _aidl_return) {
+    if (tids.size() == 0) {
+        *_aidl_return = nullptr;
+        return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+    std::shared_ptr<IPowerHintSession> powerHintSession =
+            ndk::SharedRefBase::make<PowerHintSession>();
+    mPowerHintSessions.push_back(powerHintSession);
+    *_aidl_return = powerHintSession;
+    return ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus Power::createHintSessionWithConfig(
+        int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
+        SessionTag, SessionConfig* config, std::shared_ptr<IPowerHintSession>* _aidl_return) {
+    auto out = createHintSession(tgid, uid, threadIds, durationNanos, _aidl_return);
+    static_cast<PowerHintSession*>(_aidl_return->get())->getSessionConfig(config);
+    return out;
+}
+
+ndk::ScopedAStatus Power::getSessionChannel(int32_t, int32_t, ChannelConfig* _aidl_return) {
+    static AidlMessageQueue<ChannelMessage, SynchronizedReadWrite> stubQueue{20, true};
+    static std::thread stubThread([&] {
+        ChannelMessage data;
+        // This loop will only run while there is data waiting
+        // to be processed, and blocks on a futex all other times
+        while (stubQueue.readBlocking(&data, 1, 0)) {
+        }
+    });
+    _aidl_return->channelDescriptor = stubQueue.dupeDesc();
+    _aidl_return->readFlagBitmask = 0x01;
+    _aidl_return->writeFlagBitmask = 0x02;
+    _aidl_return->eventFlagDescriptor = std::nullopt;
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus Power::closeSessionChannel(int32_t, int32_t) {
+    return ndk::ScopedAStatus::ok();
+}
+
+ScopedAStatus Power::getHintSessionPreferredRate(int64_t* outNanoseconds) {
+    *outNanoseconds = std::chrono::nanoseconds(1ms).count();
+    return ScopedAStatus::ok();
+}
+
+}  // namespace example
+}  // namespace impl
+}  // namespace power
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/power/aidl/Power.h b/power/aidl/Power.h
@@ -0,0 +1,57 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/power/BnPower.h>
+#include "aidl/android/hardware/power/SessionTag.h"
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace power {
+namespace impl {
+namespace example {
+
+class Power : public BnPower {
+  public:
+    ndk::ScopedAStatus setMode(Mode type, bool enabled) override;
+    ndk::ScopedAStatus isModeSupported(Mode type, bool* _aidl_return) override;
+    ndk::ScopedAStatus setBoost(Boost type, int32_t durationMs) override;
+    ndk::ScopedAStatus isBoostSupported(Boost type, bool* _aidl_return) override;
+    ndk::ScopedAStatus createHintSession(int32_t tgid, int32_t uid,
+                                         const std::vector<int32_t>& threadIds,
+                                         int64_t durationNanos,
+                                         std::shared_ptr<IPowerHintSession>* _aidl_return) override;
+    ndk::ScopedAStatus createHintSessionWithConfig(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
+            SessionTag tag, SessionConfig* config,
+            std::shared_ptr<IPowerHintSession>* _aidl_return) override;
+    ndk::ScopedAStatus getHintSessionPreferredRate(int64_t* outNanoseconds) override;
+    ndk::ScopedAStatus getSessionChannel(int32_t tgid, int32_t uid,
+                                         ChannelConfig* _aidl_return) override;
+    ndk::ScopedAStatus closeSessionChannel(int32_t tgid, int32_t uid) override;
+
+  private:
+    std::vector<std::shared_ptr<IPowerHintSession>> mPowerHintSessions;
+};
+
+}  // namespace example
+}  // namespace impl
+}  // namespace power
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/power/aidl/PowerHintSession.cpp b/power/aidl/PowerHintSession.cpp
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+
+#include "PowerHintSession.h"
+
+#include <android-base/logging.h>
+#include "android/binder_auto_utils.h"
+
+namespace aidl::android::hardware::power::impl::example {
+
+using ndk::ScopedAStatus;
+
+PowerHintSession::PowerHintSession() {}
+
+ScopedAStatus PowerHintSession::updateTargetWorkDuration(int64_t targetDurationNanos) {
+    LOG(VERBOSE) << __func__ << "target duration in nanoseconds: " << targetDurationNanos;
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::reportActualWorkDuration(
+        const std::vector<WorkDuration>& /* durations */) {
+    LOG(VERBOSE) << __func__;
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::pause() {
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::resume() {
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::close() {
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::sendHint(SessionHint /* hint */) {
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::setThreads(const std::vector<int32_t>& threadIds) {
+    if (threadIds.size() == 0) {
+        LOG(ERROR) << "Error: threadIds.size() shouldn't be " << threadIds.size();
+        return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::setMode(SessionMode /* mode */, bool /* enabled */) {
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus PowerHintSession::getSessionConfig(SessionConfig* _aidl_return) {
+    _aidl_return->id = 1;
+    return ScopedAStatus::ok();
+}
+
+}  // namespace aidl::android::hardware::power::impl::example
diff --git a/power/aidl/PowerHintSession.h b/power/aidl/PowerHintSession.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2022 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 <aidl/android/hardware/power/BnPowerHintSession.h>
+#include <aidl/android/hardware/power/SessionHint.h>
+#include <aidl/android/hardware/power/SessionMode.h>
+#include <aidl/android/hardware/power/WorkDuration.h>
+
+namespace aidl::android::hardware::power::impl::example {
+
+class PowerHintSession : public BnPowerHintSession {
+  public:
+    explicit PowerHintSession();
+    ndk::ScopedAStatus updateTargetWorkDuration(int64_t targetDurationNanos) override;
+    ndk::ScopedAStatus reportActualWorkDuration(
+            const std::vector<WorkDuration>& durations) override;
+    ndk::ScopedAStatus pause() override;
+    ndk::ScopedAStatus resume() override;
+    ndk::ScopedAStatus close() override;
+    ndk::ScopedAStatus sendHint(SessionHint hint) override;
+    ndk::ScopedAStatus setThreads(const std::vector<int32_t>& threadIds) override;
+    ndk::ScopedAStatus setMode(SessionMode mode, bool enabled) override;
+    ndk::ScopedAStatus getSessionConfig(SessionConfig* _aidl_return) override;
+};
+
+}  // namespace aidl::android::hardware::power::impl::example