Merge "VibratorService: support AIDL HAL implementation" (893a14b6) · Commits · e / os / android_frameworks_base

services/core/jni/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -136,6 +136,7 @@ cc_defaults {
		"android.frameworks.sensorservice@1.0",
		"android.system.suspend@1.0",
		"suspend_control_aidl_interface-cpp",
		"vintf-vibrator-cpp",
		],

		static_libs: [

services/core/jni/com_android_server_VibratorService.cpp

+144 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,9 @@
		#define LOG_TAG "VibratorService"

		#include <android/hardware/vibrator/1.4/IVibrator.h>
		#include <android/hardware/vibrator/BnVibratorCallback.h>
		#include <android/hardware/vibrator/IVibrator.h>
		#include <binder/IServiceManager.h>

		#include "jni.h"
		#include <nativehelper/JNIHelp.h>
		@@ -41,11 +44,147 @@ namespace V1_1 = android::hardware::vibrator::V1_1;
		namespace V1_2 = android::hardware::vibrator::V1_2;
		namespace V1_3 = android::hardware::vibrator::V1_3;
		namespace V1_4 = android::hardware::vibrator::V1_4;
		namespace aidl = android::hardware::vibrator;

		namespace android {

		static jmethodID sMethodIdOnComplete;

		// TODO(b/141828236): remove HIDL 1.4 and re-write all of this code to remove
		// shim
		class VibratorShim : public V1_4::IVibrator {
		public:
		VibratorShim(const sp<aidl::IVibrator>& vib) : mVib(vib) {}

		Return<V1_0::Status> on(uint32_t timeoutMs) override {
		return on_1_4(timeoutMs, nullptr);
		}

		Return<V1_0::Status> off() override {
		return toHidlStatus(mVib->off());
		}

		Return<bool> supportsAmplitudeControl() override {
		int32_t cap = 0;
		if (!mVib->getCapabilities(&cap).isOk()) return false;
		return (cap & aidl::IVibrator::CAP_AMPLITUDE_CONTROL) > 0;
		}

		Return<V1_0::Status> setAmplitude(uint8_t amplitude) override {
		return toHidlStatus(mVib->setAmplitude(amplitude));
		}

		Return<void> perform(V1_0::Effect effect, V1_0::EffectStrength strength,
		perform_cb _hidl_cb) override {
		return perform_1_4(static_cast<V1_3::Effect>(effect), strength, nullptr, _hidl_cb);
		}

		Return<void> perform_1_1(V1_1::Effect_1_1 effect, V1_0::EffectStrength strength,
		perform_1_1_cb _hidl_cb) override {
		return perform_1_4(static_cast<V1_3::Effect>(effect), strength, nullptr, _hidl_cb);
		}

		Return<void> perform_1_2(V1_2::Effect effect, V1_0::EffectStrength strength,
		perform_1_2_cb _hidl_cb) override {
		return perform_1_4(static_cast<V1_3::Effect>(effect), strength, nullptr, _hidl_cb);
		}

		Return<bool> supportsExternalControl() override {
		int32_t cap = 0;
		if (!mVib->getCapabilities(&cap).isOk()) return false;
		return (cap & aidl::IVibrator::CAP_EXTERNAL_CONTROL) > 0;
		}

		Return<V1_0::Status> setExternalControl(bool enabled) override {
		return toHidlStatus(mVib->setExternalControl(enabled));
		}

		Return<void> perform_1_3(V1_3::Effect effect, V1_0::EffectStrength strength,
		perform_1_3_cb _hidl_cb) override {
		return perform_1_4(static_cast<V1_3::Effect>(effect), strength, nullptr, _hidl_cb);
		}

		Return<uint32_t> getCapabilities() override {
		static_assert(static_cast<int32_t>(V1_4::Capabilities::ON_COMPLETION_CALLBACK) ==
		static_cast<int32_t>(aidl::IVibrator::CAP_ON_CALLBACK));
		static_assert(static_cast<int32_t>(V1_4::Capabilities::PERFORM_COMPLETION_CALLBACK) ==
		static_cast<int32_t>(aidl::IVibrator::CAP_PERFORM_CALLBACK));

		int32_t cap;
		if (!mVib->getCapabilities(&cap).isOk()) return 0;
		return (cap & (aidl::IVibrator::CAP_ON_CALLBACK \|
		aidl::IVibrator::CAP_PERFORM_CALLBACK)) > 0;
		}

		Return<V1_0::Status> on_1_4(uint32_t timeoutMs,
		const sp<V1_4::IVibratorCallback>& callback) override {
		sp<aidl::IVibratorCallback> cb = callback ? new CallbackShim(callback) : nullptr;
		return toHidlStatus(mVib->on(timeoutMs, cb));
		}

		Return<void> perform_1_4(V1_3::Effect effect, V1_0::EffectStrength strength,
		const sp<V1_4::IVibratorCallback>& callback,
		perform_1_4_cb _hidl_cb) override {
		static_assert(static_cast<uint8_t>(V1_0::EffectStrength::LIGHT) ==
		static_cast<uint8_t>(aidl::EffectStrength::LIGHT));
		static_assert(static_cast<uint8_t>(V1_0::EffectStrength::MEDIUM) ==
		static_cast<uint8_t>(aidl::EffectStrength::MEDIUM));
		static_assert(static_cast<uint8_t>(V1_0::EffectStrength::STRONG) ==
		static_cast<uint8_t>(aidl::EffectStrength::STRONG));
		static_assert(static_cast<uint8_t>(V1_3::Effect::CLICK) ==
		static_cast<uint8_t>(aidl::Effect::CLICK));
		static_assert(static_cast<uint8_t>(V1_3::Effect::DOUBLE_CLICK) ==
		static_cast<uint8_t>(aidl::Effect::DOUBLE_CLICK));
		static_assert(static_cast<uint8_t>(V1_3::Effect::TICK) ==
		static_cast<uint8_t>(aidl::Effect::TICK));
		static_assert(static_cast<uint8_t>(V1_3::Effect::THUD) ==
		static_cast<uint8_t>(aidl::Effect::THUD));
		static_assert(static_cast<uint8_t>(V1_3::Effect::POP) ==
		static_cast<uint8_t>(aidl::Effect::POP));
		static_assert(static_cast<uint8_t>(V1_3::Effect::HEAVY_CLICK) ==
		static_cast<uint8_t>(aidl::Effect::HEAVY_CLICK));
		static_assert(static_cast<uint8_t>(V1_3::Effect::RINGTONE_1) ==
		static_cast<uint8_t>(aidl::Effect::RINGTONE_1));
		static_assert(static_cast<uint8_t>(V1_3::Effect::RINGTONE_2) ==
		static_cast<uint8_t>(aidl::Effect::RINGTONE_2));
		static_assert(static_cast<uint8_t>(V1_3::Effect::RINGTONE_15) ==
		static_cast<uint8_t>(aidl::Effect::RINGTONE_15));
		static_assert(static_cast<uint8_t>(V1_3::Effect::TEXTURE_TICK) ==
		static_cast<uint8_t>(aidl::Effect::TEXTURE_TICK));

		sp<aidl::IVibratorCallback> cb = callback ? new CallbackShim(callback) : nullptr;
		int timeoutMs = 0;
		V1_0::Status status = toHidlStatus(
		mVib->perform(static_cast<aidl::Effect>(effect),
		static_cast<aidl::EffectStrength>(strength), cb, &timeoutMs));
		_hidl_cb(status, timeoutMs);
		return android::hardware::Status::ok();
		}
		private:
		sp<aidl::IVibrator> mVib;

		V1_0::Status toHidlStatus(const android::binder::Status& status) {
		switch(status.exceptionCode()) {
		using android::hardware::Status;
		case Status::EX_NONE: return V1_0::Status::OK;
		case Status::EX_ILLEGAL_ARGUMENT: return V1_0::Status::BAD_VALUE;
		case Status::EX_UNSUPPORTED_OPERATION: return V1_0::Status::UNSUPPORTED_OPERATION;
		}
		return V1_0::Status::UNKNOWN_ERROR;
		}

		class CallbackShim : public aidl::BnVibratorCallback {
		public:
		CallbackShim(const sp<V1_4::IVibratorCallback>& cb) : mCb(cb) {}
		binder::Status onComplete() {
		mCb->onComplete();
		return binder::Status::ok(); // oneway, local call
		}
		private:
		sp<V1_4::IVibratorCallback> mCb;
		};
		};

		class VibratorCallback : public V1_4::IVibratorCallback {
		public:
		VibratorCallback(JNIEnv *env, jobject vibration) :
		@@ -79,6 +218,11 @@ template <typename I>
		class HalWrapper {
		public:
		static std::unique_ptr<HalWrapper> Create() {
		sp<aidl::IVibrator> aidlVib = waitForVintfService<aidl::IVibrator>();
		if (aidlVib) {
		return std::unique_ptr<HalWrapper>(new HalWrapper(new VibratorShim(aidlVib)));
		}

		// Assume that if getService returns a nullptr, HAL is not available on the
		// device.
		auto hal = I::getService();