USB: HIDL: Type-c usb interface V1_0
This interface is responsible for handling type-c port enquiry
and role swtiching.
BUG: 31015010
Test: Manually tested on Angler and sailfish for type-c role switches.
Change-Id: I2c4fb01e7bd74f0483ab08b543e2ce294175bc35
diff --git a/usb/1.0/IUsbCallback.hal b/usb/1.0/IUsbCallback.hal
new file mode 100644
index 0000000..b665ba3
--- /dev/null
+++ b/usb/1.0/IUsbCallback.hal
@@ -0,0 +1,45 @@
+/*
+ * 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.usb@1.0;
+
+/*
+ * Callback object used for all the IUsb async methods which expects a result.
+ * Caller is expected to register the callback object using setCallback method
+ * to receive updates on the PortStatus.
+ */
+interface IUsbCallback {
+ /*
+ * Used to convey the current port status to the caller.
+ * Called either when PortState changes due to the port partner (or)
+ * when caller requested for the PortStatus update through queryPortStatus.
+ *
+ * @param currentPortStatus vector object of current status of all the
+ * typeC ports in the device.
+ * @param retval SUCCESS when query was done successfully.
+ * ERROR otherwise.
+ */
+ oneway notifyPortStatusChange(vec<PortStatus> currentPortStatus, Status retval);
+
+ /*
+ * Used to notify the result of the switchRole call to the caller.
+ *
+ * @param portName name of the port for which the roleswap is requested.
+ * @param newRole the new role requested by the caller.
+ * @param retval SUCCESS if the role switch succeeded. FAILURE otherwise.
+ */
+ oneway notifyRoleSwitchStatus(string portName, PortRole newRole, Status retval);
+};