Merge changes from topic '31177288'
* changes:
power: Add android.hardware.power@1.0-service
power: Add android.hardware.power@1.0-impl
power: Add Power interface 1.0
diff --git a/Android.bp b/Android.bp
index 4f13c3f..65febd3 100644
--- a/Android.bp
+++ b/Android.bp
@@ -8,6 +8,8 @@
"nfc/1.0",
"nfc/1.0/default",
"radio/1.0",
+ "power/1.0",
+ "power/1.0/default",
"tests/bar/1.0",
"tests/baz/1.0",
"tests/expression/1.0",
diff --git a/power/1.0/Android.bp b/power/1.0/Android.bp
new file mode 100644
index 0000000..9b4d81e
--- /dev/null
+++ b/power/1.0/Android.bp
@@ -0,0 +1,46 @@
+// This file is autogenerated by hidl-gen. Do not edit manually.
+
+genrule {
+ name: "android.hardware.power@1.0_genc++",
+ tool: "hidl-gen",
+ cmd: "$tool -o $genDir -Lc++ -randroid.hardware:hardware/interfaces android.hardware.power@1.0",
+ srcs: [
+ "types.hal",
+ "IPower.hal",
+ ],
+ out: [
+ "android/hardware/power/1.0/types.cpp",
+ "android/hardware/power/1.0/PowerAll.cpp",
+ ],
+}
+
+genrule {
+ name: "android.hardware.power@1.0_genc++_headers",
+ tool: "hidl-gen",
+ cmd: "$tool -o $genDir -Lc++ -randroid.hardware:hardware/interfaces android.hardware.power@1.0",
+ srcs: [
+ "types.hal",
+ "IPower.hal",
+ ],
+ out: [
+ "android/hardware/power/1.0/types.h",
+ "android/hardware/power/1.0/IPower.h",
+ "android/hardware/power/1.0/IHwPower.h",
+ "android/hardware/power/1.0/BnPower.h",
+ "android/hardware/power/1.0/BpPower.h",
+ "android/hardware/power/1.0/BsPower.h",
+ ],
+}
+
+cc_library_shared {
+ name: "android.hardware.power@1.0",
+ generated_sources: ["android.hardware.power@1.0_genc++"],
+ generated_headers: ["android.hardware.power@1.0_genc++_headers"],
+ export_generated_headers: ["android.hardware.power@1.0_genc++_headers"],
+ shared_libs: [
+ "libhidl",
+ "libhwbinder",
+ "libutils",
+ "libcutils",
+ ],
+}
diff --git a/power/1.0/Android.mk b/power/1.0/Android.mk
new file mode 100644
index 0000000..5f1260b
--- /dev/null
+++ b/power/1.0/Android.mk
@@ -0,0 +1,238 @@
+# This file is autogenerated by hidl-gen. Do not edit manually.
+
+LOCAL_PATH := $(call my-dir)
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.power@1.0-java
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(local-generated-sources-dir)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+#
+# Build types.hal (Feature)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/Feature.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.Feature
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PowerHint)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/PowerHint.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.PowerHint
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PowerStatePlatformSleepState)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/PowerStatePlatformSleepState.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.PowerStatePlatformSleepState
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PowerStateVoter)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/PowerStateVoter.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.PowerStateVoter
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (Status)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/Status.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.Status
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IPower.hal
+#
+GEN := $(intermediates)/android/hardware/power/1.0/IPower.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IPower.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::IPower
+
+$(GEN): $(LOCAL_PATH)/IPower.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_JAVA_LIBRARY)
+
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.power@1.0-java-static
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(local-generated-sources-dir)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+#
+# Build types.hal (Feature)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/Feature.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.Feature
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PowerHint)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/PowerHint.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.PowerHint
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PowerStatePlatformSleepState)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/PowerStatePlatformSleepState.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.PowerStatePlatformSleepState
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PowerStateVoter)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/PowerStateVoter.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.PowerStateVoter
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (Status)
+#
+GEN := $(intermediates)/android/hardware/power/1.0/Status.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::types.Status
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IPower.hal
+#
+GEN := $(intermediates)/android/hardware/power/1.0/IPower.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IPower.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.power@1.0::IPower
+
+$(GEN): $(LOCAL_PATH)/IPower.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_STATIC_JAVA_LIBRARY)
+
+
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/power/1.0/IPower.hal b/power/1.0/IPower.hal
new file mode 100644
index 0000000..6cba42a
--- /dev/null
+++ b/power/1.0/IPower.hal
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2016 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 android.hardware.power@1.0;
+
+/*
+ * Constructor for the interface performs power management setup actions at
+ * runtime startup, such as to set default cpufreq parameters.
+ */
+interface IPower {
+ /*
+ * setInteractive() performs power management actions upon the
+ * system entering interactive state (that is, the system is awake
+ * and ready for interaction, often with UI devices such as
+ * display and touchscreen enabled) or non-interactive state (the
+ * system appears asleep, display usually turned off). The
+ * non-interactive state may be entered after a period of
+ * inactivity in order to conserve battery power during
+ * such inactive periods.
+ *
+ * Typical actions are to turn on or off devices and adjust
+ * cpufreq parameters. This function may also call the
+ * appropriate interfaces to allow the kernel to suspend the
+ * system to low-power sleep state when entering non-interactive
+ * state, and to disallow low-power suspend when the system is in
+ * interactive state. When low-power suspend state is allowed, the
+ * kernel may suspend the system whenever no wakelocks are held.
+ *
+ * For example,
+ * This function can be called to enter non-interactive state after
+ * turning off the screen (if present) and called to enter
+ * interactive state prior to turning on the screen.
+ *
+ * @param interactive is true when the system is transitioning to an
+ * interactive state and false when transitioning to a
+ * non-interactive state.
+ */
+ setInteractive(bool interactive);
+
+ /*
+ * powerHint() is called to pass hints on power requirements which
+ * may result in adjustment of power/performance parameters of the
+ * cpufreq governor and other controls.
+ *
+ * A particular platform may choose to ignore any hint.
+ *
+ * @param hint PowerHint which is passed
+ * @param data contains additional information about the hint
+ * and is described along with the comments for each of the hints.
+ */
+ powerHint(PowerHint hint, int32_t data);
+
+ /*
+ * setFeature() is called to turn on or off a particular feature
+ * depending on the state parameter.
+ *
+ * @param feature Feature which needs to be set
+ * @param activate true/false to enable/disable the feature
+ */
+ setFeature(Feature feature, bool activate);
+
+ /*
+ * Platform-level sleep state stats:
+ * Report cumulative info on the statistics on platform-level sleep states
+ * since boot.
+ *
+ * Higher the index in the returned <states> vector deeper the state is
+ * i.e. lesser steady-state power is consumed by the platform to be
+ * resident in that state.
+ *
+ * @return states of power states the device supports
+ * @return retval SUCCESS on success or FILESYSTEM_ERROR on filesystem
+ * nodes access error.
+ */
+ getPlatformLowPowerStats()
+ generates (vec<PowerStatePlatformSleepState> states, Status retval);
+};
diff --git a/power/1.0/default/Android.bp b/power/1.0/default/Android.bp
new file mode 100644
index 0000000..4c31c6f
--- /dev/null
+++ b/power/1.0/default/Android.bp
@@ -0,0 +1,46 @@
+// Copyright (C) 2016 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.
+
+cc_library_shared {
+ name: "android.hardware.power@1.0-impl",
+ relative_install_path: "hw",
+ srcs: ["Power.cpp"],
+
+ shared_libs: [
+ "liblog",
+ "libhardware",
+ "libhidl",
+ "libhwbinder",
+ "libutils",
+ "android.hardware.power@1.0",
+ ],
+
+}
+
+cc_binary {
+ relative_install_path: "hw",
+ name: "android.hardware.power@1.0-service",
+ srcs: ["service.cpp"],
+
+ shared_libs: [
+ "liblog",
+ "libdl",
+ "libutils",
+ "libhardware",
+ "libhidl",
+ "libhwbinder",
+ "android.hardware.power@1.0",
+ ],
+
+}
diff --git a/power/1.0/default/Power.cpp b/power/1.0/default/Power.cpp
new file mode 100644
index 0000000..5d0593b
--- /dev/null
+++ b/power/1.0/default/Power.cpp
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 2016 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 "android.hardware.power@1.0-impl"
+#include <hardware/hardware.h>
+#include <hardware/power.h>
+#include "Power.h"
+
+namespace android {
+namespace hardware {
+namespace power {
+namespace V1_0 {
+namespace implementation {
+
+Power::Power(power_module_t *module) : mModule(module) {
+ if (mModule)
+ mModule->init(mModule);
+}
+
+Power::~Power() {
+ delete(mModule);
+}
+
+// Methods from ::android::hardware::power::V1_0::IPower follow.
+Return<void> Power::setInteractive(bool interactive) {
+ if (mModule->setInteractive > 0)
+ mModule->setInteractive(mModule, interactive ? 1 : 0);
+ return Void();
+}
+
+Return<void> Power::powerHint(PowerHint hint, int32_t data) {
+ int32_t param = data;
+ if (mModule->powerHint > 0)
+ mModule->powerHint(mModule, static_cast<power_hint_t>(hint), ¶m);
+ return Void();
+}
+
+Return<void> Power::setFeature(Feature feature, bool activate) {
+ if (mModule->setFeature > 0)
+ mModule->setFeature(mModule, static_cast<feature_t>(feature),
+ activate ? 1 : 0);
+ return Void();
+}
+
+Return<void> Power::getPlatformLowPowerStats(getPlatformLowPowerStats_cb _hidl_cb) {
+ hidl_vec<PowerStatePlatformSleepState> states;
+ ssize_t number_platform_modes;
+ size_t *voters = nullptr;
+ power_state_platform_sleep_state_t *legacy_states = nullptr;
+ int ret;
+
+ if (mModule->get_number_of_platform_modes == nullptr ||
+ mModule->get_voter_list == nullptr ||
+ mModule->get_platform_low_power_stats == nullptr)
+ {
+ _hidl_cb(states, Status::SUCCESS);
+ return Void();
+ }
+
+ number_platform_modes = mModule->get_number_of_platform_modes(mModule);
+ if (number_platform_modes > 0)
+ {
+ voters = new size_t [number_platform_modes];
+ if (voters == nullptr)
+ goto done;
+
+ ret = mModule->get_voter_list(mModule, voters);
+ if (ret != 0)
+ goto done;
+
+ legacy_states = new power_state_platform_sleep_state_t [number_platform_modes];
+ if (legacy_states == nullptr)
+ goto done;
+
+ for (int i = 0; i < number_platform_modes; i++)
+ {
+ legacy_states[i].voters = nullptr;
+ legacy_states[i].voters = new power_state_voter_t [voters[i]];
+ if (legacy_states[i].voters == nullptr)
+ goto done;
+ }
+
+ ret = mModule->get_platform_low_power_stats(mModule, legacy_states);
+ if (ret != 0)
+ goto done;
+
+ states.resize(number_platform_modes);
+ for (int i = 0; i < number_platform_modes; i++)
+ {
+ power_state_platform_sleep_state_t& legacy_state = legacy_states[i];
+ PowerStatePlatformSleepState& state = states[i];
+ state.name = legacy_state.name;
+ state.residencyInMsecSinceBoot = legacy_state.residency_in_msec_since_boot;
+ state.totalTransitions = legacy_state.total_transitions;
+ state.supportedOnlyInSuspend = legacy_state.supported_only_in_suspend;
+ state.voters.resize(voters[i]);
+ for(size_t j = 0; j < voters[i]; j++)
+ {
+ state.voters[j].name = legacy_state.voters[j].name;
+ state.voters[j].totalTimeInMsecVotedForSinceBoot = legacy_state.voters[j].total_time_in_msec_voted_for_since_boot;
+ state.voters[j].totalNumberOfTimesVotedSinceBoot = legacy_state.voters[j].total_number_of_times_voted_since_boot;
+ }
+ }
+ }
+done:
+ if (legacy_states)
+ {
+ for (int i = 0; i < number_platform_modes; i++)
+ {
+ if(legacy_states[i].voters)
+ delete(legacy_states[i].voters);
+ }
+ }
+ delete[] legacy_states;
+ delete[] voters;
+ _hidl_cb(states, Status::SUCCESS);
+ return Void();
+}
+
+IPower* HIDL_FETCH_IPower(const char* name) {
+ int ret = 0;
+ const hw_module_t* hw_module = NULL;
+ power_module_t *power_module;
+ ret = hw_get_module(name, &hw_module);
+ if (ret == 0 && hw_module->methods->open > 0) {
+ ret = hw_module->methods->open(hw_module, name,
+ reinterpret_cast<hw_device_t**>(&power_module));
+ if (ret == 0) {
+ return new Power(power_module);
+ }
+ else {
+ ALOGE("Passthrough failed to load legacy HAL.");
+ return nullptr;
+ }
+ }
+ else {
+ ALOGE ("hw_get_module %s failed: %d", name, ret);
+ return nullptr;
+ }
+}
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace power
+} // namespace hardware
+} // namespace android
diff --git a/power/1.0/default/Power.h b/power/1.0/default/Power.h
new file mode 100644
index 0000000..a0495be
--- /dev/null
+++ b/power/1.0/default/Power.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2016 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 HIDL_GENERATED_android_hardware_power_V1_0_Power_H_
+#define HIDL_GENERATED_android_hardware_power_V1_0_Power_H_
+
+#include <android/hardware/power/1.0/IPower.h>
+#include <hidl/Status.h>
+
+#include <hidl/MQDescriptor.h>
+namespace android {
+namespace hardware {
+namespace power {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::power::V1_0::Feature;
+using ::android::hardware::power::V1_0::IPower;
+using ::android::hardware::power::V1_0::PowerHint;
+using ::android::hardware::power::V1_0::PowerStatePlatformSleepState;
+using ::android::hardware::power::V1_0::Status;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::hidl_string;
+using ::android::sp;
+
+struct Power : public IPower {
+ Power(power_module_t* module);
+ ~Power();
+ Return<void> setInteractive(bool interactive) override;
+ Return<void> powerHint(PowerHint hint, int32_t data) override;
+ Return<void> setFeature(Feature feature, bool activate) override;
+ Return<void> getPlatformLowPowerStats(getPlatformLowPowerStats_cb _hidl_cb) override;
+
+ private:
+ power_module_t* mModule;
+};
+
+extern "C" IPower* HIDL_FETCH_IPower(const char* name);
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace power
+} // namespace hardware
+} // namespace android
+
+#endif // HIDL_GENERATED_android_hardware_power_V1_0_Power_H_
diff --git a/power/1.0/default/service.cpp b/power/1.0/default/service.cpp
new file mode 100644
index 0000000..bad1adf
--- /dev/null
+++ b/power/1.0/default/service.cpp
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2016 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 "android.hardware.power@1.0-service"
+#include <utils/Log.h>
+
+#include <iostream>
+#include <unistd.h>
+
+#include <android/hardware/power/1.0/IPower.h>
+
+#include <hidl/IServiceManager.h>
+#include <hwbinder/IPCThreadState.h>
+#include <hwbinder/ProcessState.h>
+#include <utils/Errors.h>
+#include <utils/StrongPointer.h>
+
+using android::sp;
+
+using android::hardware::IPCThreadState;
+using android::hardware::ProcessState;
+
+using android::hardware::power::V1_0::IPower;
+
+int main() {
+ const char instance[] = "power";
+ android::sp<IPower> service = IPower::getService(instance, true);
+ if (service.get() == nullptr) {
+ ALOGE("IPower::getService returned NULL, exiting");
+ return -1;
+ }
+ LOG_FATAL_IF(service->isRemote(), "Implementation is REMOTE!");
+ service->registerAsService(instance);
+
+ ProcessState::self()->setThreadPoolMaxThreadCount(0);
+ ProcessState::self()->startThreadPool();
+ IPCThreadState::self()->joinThreadPool();
+}
diff --git a/power/1.0/types.hal b/power/1.0/types.hal
new file mode 100644
index 0000000..c27242e
--- /dev/null
+++ b/power/1.0/types.hal
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2016 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 android.hardware.power@1.0;
+
+/* Power hint identifiers passed to powerHint() */
+enum PowerHint : uint32_t {
+ /*
+ * Foreground app has started or stopped requesting a VSYNC pulse
+ * from SurfaceFlinger. If the app has started requesting VSYNC
+ * then CPU and GPU load is expected soon, and it may be appropriate
+ * to raise speeds of CPU, memory bus, etc. The data parameter is
+ * non-zero to indicate VSYNC pulse is now requested, or zero for
+ * VSYNC pulse no longer requested.
+ */
+ VSYNC = 0x00000001,
+
+
+ /*
+ * User is interacting with the device, for example, touchscreen
+ * events are incoming. CPU and GPU load may be expected soon,
+ * and it may be appropriate to raise speeds of CPU, memory bus,
+ * etc. The data parameter is the estimated length of the interaction
+ * in milliseconds, or 0 if unknown.
+ */
+ INTERACTION = 0x00000002,
+
+
+ /* DO NOT USE VIDEO_ENCODE/_DECODE! They will be removed in
+ * KLP.
+ */
+ VIDEO_ENCODE = 0x00000003,
+ VIDEO_DECODE = 0x00000004,
+
+ /*
+ * Low power mode is activated or deactivated. Low power mode
+ * is intended to save battery at the cost of performance. The data
+ * parameter is non-zero when low power mode is activated, and zero
+ * when deactivated.
+ */
+ LOW_POWER = 0x00000005,
+
+ /*
+ * Sustained Performance mode is actived or deactivated. Sustained
+ * performance mode is intended to provide a consistent level of
+ * performance for a prolonged amount of time. The data parameter is
+ * non-zero when sustained performance mode is activated, and zero
+ * when deactivated.
+ */
+ SUSTAINED_PERFORMANCE = 0x00000006,
+
+ /*
+ * VR Mode is activated or deactivated. VR mode is intended to
+ * provide minimum guarantee for performance for the amount of time the
+ * device can sustain it. The data parameter is non-zero when the mode
+ * is activated and zero when deactivated.
+ */
+ VR_MODE = 0x00000007,
+
+ /*
+ * This hint indicates that an application has been launched. Can be used
+ * for device specific optimizations during application launch. The data
+ * parameter is non-zero when the application starts to launch and zero when
+ * it has been launched.
+ */
+ LAUNCH = 0x00000008,
+
+ /*
+ * When device enters some special modes, e.g. theater mode in Android
+ * Wear, there is no touch interaction expected between device and user.
+ * Touch controller could be disabled in those modes to save power.
+ * The data parameter is non-zero when touch could be disabled, and zero
+ * when touch needs to be re-enabled.
+ */
+ DISABLE_TOUCH = 0x00000009
+};
+
+enum Feature : uint32_t {
+ /*
+ * Enabling/Disabling this feature will allow/disallow the system
+ * to wake up by tapping the screen twice.
+ */
+ POWER_FEATURE_DOUBLE_TAP_TO_WAKE = 0x00000001
+};
+
+enum Status : uint32_t {
+ SUCCESS = 0,
+ FILESYSTEM_ERROR = 1
+};
+/*
+ * Platform-level sleep state stats:
+ * PowerStateVoter struct is useful for describing the individual voters
+ * when a Platform-level sleep state is chosen by aggregation of votes from
+ * multiple clients/system conditions.
+ *
+ * This helps in attirbuting what in the device is blocking the device from
+ * entering the lowest Platform-level sleep state.
+ */
+struct PowerStateVoter {
+ /*
+ * Name of the voter.
+ */
+ string name;
+
+ /*
+ * Total time in msec the voter voted for the platform sleep state since
+ * boot.
+ */
+ uint64_t totalTimeInMsecVotedForSinceBoot;
+
+ /*
+ * Number of times the voter voted for the platform sleep state since boot.
+ */
+ uint64_t totalNumberOfTimesVotedSinceBoot;
+};
+
+/*
+ * Platform-level sleep state stats:
+ * PowerStatePlatformSleepState represents the Platform-level sleep state
+ * the device is capable of getting into.
+ *
+ * SoCs usually have more than one Platform-level sleep state.
+ */
+struct PowerStatePlatformSleepState {
+ /*
+ * Platform-level Sleep state name.
+ */
+ string name;
+
+ /*
+ * Time spent in msec at this platform-level sleep state since boot.
+ */
+ uint64_t residencyInMsecSinceBoot;
+
+ /*
+ * Total number of times system entered this state.
+ */
+ uint64_t totalTransitions;
+
+ /*
+ * This platform-level sleep state can only be reached during system suspend
+ */
+ bool supportedOnlyInSuspend;
+
+ /*
+ * voters is useful if the Platform-level sleep state
+ * is chosen by aggregation votes from multiple clients/system conditions.
+ * All the voters have to say yes or all the system conditions need to be
+ * met to enter a platform-level sleep state.
+ *
+ * Vector of size zero implies either the info is not available
+ * or the system does not follow a voting mechanism to choose this
+ * Platform-level sleep state.
+ */
+ vec<PowerStateVoter> voters;
+};