usb: migration to USB gadget AIDL
Using the USB gadget AIDL
Bug: 261027750
Test: USB function switch success and AIDL service is running.
Change-Id: I4781ac9eb641a5340ecfb6bda0881761b7a01eb2
diff --git a/usbd/Android.bp b/usbd/Android.bp
index 27db0fa..e67759c 100644
--- a/usbd/Android.bp
+++ b/usbd/Android.bp
@@ -8,10 +8,12 @@
srcs: ["usbd.cpp"],
shared_libs: [
"libbase",
+ "libbinder_ndk",
"libhidlbase",
"liblog",
"libutils",
"libhardware",
"android.hardware.usb.gadget@1.0",
+ "android.hardware.usb.gadget-V1-ndk",
],
}
diff --git a/usbd/usbd.cpp b/usbd/usbd.cpp
index 6e24d8e..0616cfb 100644
--- a/usbd/usbd.cpp
+++ b/usbd/usbd.cpp
@@ -18,43 +18,78 @@
#include <string>
+#include <aidl/android/hardware/usb/gadget/GadgetFunction.h>
+#include <aidl/android/hardware/usb/gadget/IUsbGadget.h>
#include <android-base/logging.h>
#include <android-base/properties.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
#include <android/hardware/usb/gadget/1.0/IUsbGadget.h>
-#include <hidl/HidlTransportSupport.h>
-
+using aidl::android::hardware::usb::gadget::GadgetFunction;
using android::base::GetProperty;
using android::base::SetProperty;
-using android::hardware::configureRpcThreadpool;
-using android::hardware::usb::gadget::V1_0::GadgetFunction;
-using android::hardware::usb::gadget::V1_0::IUsbGadget;
using android::hardware::Return;
+using ndk::ScopedAStatus;
+using std::shared_ptr;
+
+std::atomic<int> sUsbOperationCount{};
int main(int /*argc*/, char** /*argv*/) {
if (GetProperty("ro.bootmode", "") == "charger") exit(0);
+ int operationId = sUsbOperationCount++;
- configureRpcThreadpool(1, true /*callerWillJoin*/);
- android::sp<IUsbGadget> gadget = IUsbGadget::getService();
- Return<void> ret;
+ ABinderProcess_setThreadPoolMaxThreadCount(1);
+ ABinderProcess_startThreadPool();
+ const std::string service_name =
+ std::string(aidl::android::hardware::usb::gadget::IUsbGadget::descriptor)
+ .append("/default");
- if (gadget != nullptr) {
- LOG(INFO) << "Usb HAL found.";
- std::string function = GetProperty("persist.sys.usb.config", "");
- if (function == "adb") {
- LOG(INFO) << "peristent prop is adb";
- SetProperty("ctl.start", "adbd");
- ret = gadget->setCurrentUsbFunctions(static_cast<uint64_t>(GadgetFunction::ADB),
- nullptr, 0);
+ std::string function = GetProperty("persist.sys.usb.config", "");
+ if (function == "adb") {
+ LOG(INFO) << "persistent prop is adb";
+ SetProperty("ctl.start", "adbd");
+ }
+
+ if (AServiceManager_isDeclared(service_name.c_str())) {
+ shared_ptr<aidl::android::hardware::usb::gadget::IUsbGadget> gadget_aidl =
+ aidl::android::hardware::usb::gadget::IUsbGadget::fromBinder(
+ ndk::SpAIBinder(AServiceManager_waitForService(service_name.c_str())));
+ ScopedAStatus ret;
+ if (gadget_aidl != nullptr) {
+ LOG(INFO) << "Usb AIDL HAL found.";
+ if (function == "adb") {
+ ret = gadget_aidl->setCurrentUsbFunctions(
+ static_cast<uint64_t>(GadgetFunction::ADB), nullptr, 0, operationId);
+ } else {
+ LOG(INFO) << "Signal MTP to enable default functions";
+ ret = gadget_aidl->setCurrentUsbFunctions(
+ static_cast<uint64_t>(GadgetFunction::MTP), nullptr, 0, operationId);
+ }
+
+ if (!ret.isOk()) LOG(ERROR) << "Error while invoking usb hal";
} else {
- LOG(INFO) << "Signal MTP to enable default functions";
- ret = gadget->setCurrentUsbFunctions(static_cast<uint64_t>(GadgetFunction::MTP),
- nullptr, 0);
+ LOG(INFO) << "Usb AIDL HAL not found";
}
-
- if (!ret.isOk()) LOG(ERROR) << "Error while invoking usb hal";
} else {
- LOG(INFO) << "Usb HAL not found";
+ android::sp<android::hardware::usb::gadget::V1_0::IUsbGadget> gadget =
+ android::hardware::usb::gadget::V1_0::IUsbGadget::getService();
+ Return<void> ret;
+ if (gadget != nullptr) {
+ LOG(INFO) << "Usb HAL found.";
+ if (function == "adb") {
+ ret = gadget->setCurrentUsbFunctions(static_cast<uint64_t>(GadgetFunction::ADB),
+ nullptr, 0);
+ } else {
+ LOG(INFO) << "Signal MTP to enable default functions";
+ ret = gadget->setCurrentUsbFunctions(static_cast<uint64_t>(GadgetFunction::MTP),
+ nullptr, 0);
+ }
+
+ if (!ret.isOk()) LOG(ERROR) << "Error while invoking usb hal";
+ } else {
+ LOG(INFO) << "Usb HAL not found";
+ }
}
exit(0);
}