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Merge "Usb: HIDL: UsbGadget hal"

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Badhri Jagan Sridharan
2018-01-23 03:09:27 +00:00
committed by Gerrit Code Review
parent cf99978291 4a93dec03c
commit 204314ace2
4 changed files with 200 additions and 0 deletions
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23
usb/gadget/1.0/Android.bp Normal file
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// This file is autogenerated by hidl-gen -Landroidbp.
hidl_interface {
name: "android.hardware.usb.gadget@1.0",
root: "android.hardware",
vndk: {
enabled: true,
},
srcs: [
"types.hal",
"IUsbGadget.hal",
"IUsbGadgetCallback.hal",
],
interfaces: [
"android.hidl.base@1.0",
],
types: [
"GadgetFunction",
"Status",
],
gen_java: true,
}

47
usb/gadget/1.0/IUsbGadget.hal Normal file
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/*
* Copyright (C) 2017 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.gadget@1.0;
import IUsbGadgetCallback;
interface IUsbGadget {
/**
* This function is used to set the current USB gadget configuration.
* Usb gadget needs to teared down if an USB configuration is already
* active.
*
* @param functions list of functions defined by GadgetFunction to be
* included in the gadget composition.
* @param callback IUsbGadgetCallback::setCurrentUsbFunctionsCb used to
* propagate back the status.
* @param timeout The maximum time (in milliseconds) within which the
* IUsbGadgetCallback needs to be returned.
*/
oneway setCurrentUsbFunctions(bitfield<GadgetFunction> functions,
IUsbGadgetCallback callback,
uint64_t timeout);
/**
* This function is used to query the USB functions included in the
* current USB configuration.
*
* @param callback IUsbGadgetCallback::getCurrentUsbFunctionsCb used to
* propagate the current functions list.
*/
oneway getCurrentUsbFunctions(IUsbGadgetCallback callback);
};

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usb/gadget/1.0/IUsbGadgetCallback.hal Normal file
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/*
* Copyright (C) 2017 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.gadget@1.0;
interface IUsbGadgetCallback {
/**
* Callback function used to propagate the status of configuration
* switch to the caller.
*
* @param functions list of functions defined by GadgetFunction
* included in the current USB gadget composition.
* @param status SUCCESS when the functions are applied.
* FUNCTIONS_NOT_SUPPORTED when the configuration is
* not supported.
* ERROR otherwise.
*/
oneway setCurrentUsbFunctionsCb(bitfield<GadgetFunction> functions,
Status status);
/**
* Callback function used to propagate the current USB gadget
* configuration.
* @param functions list of functions defined by GadgetFunction
* included in the current USB gadget composition.
* @param status FUNCTIONS_APPLIED when list of functions have been
* applied.
* FUNCTIONS_NOT_APPLIED when the functions have not
* been applied.
* ERROR otherwise.
*/
oneway getCurrentUsbFunctionsCb(bitfield<GadgetFunction> functions,
Status status);
};

83
usb/gadget/1.0/types.hal Normal file
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/*
* Copyright (C) 2017 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.gadget@1.0;
enum GadgetFunction : uint64_t {
/**
* Removes all the functions and pulls down the gadget.
*/
NONE = 0,
/**
* Android Debug Bridge function.
*/
ADB = 1 << 0,
/**
* Android open accessory protocol function.
*/
ACCESSORY = 1 << 1,
/**
* Media Transfer protocol function.
*/
MTP = 1 << 2,
/**
* Peripheral mode USB Midi function.
*/
MIDI = 1 << 3,
/**
* Picture transfer protocol function.
*/
PTP = 1 << 4,
/**
* Tethering function.
*/
RNDIS = 1 << 5,
/**
* AOAv2.0 - Audio Source function.
*/
AUDIO_SOURCE = 1 << 6,
};
enum Status : uint32_t {
SUCCESS = 0,
/**
* Error value when the HAL operation fails for reasons not listed here.
*/
ERROR = 1,
/**
* USB configuration applied successfully.
*/
FUNCTIONS_APPLIED = 2,
/**
* USB confgiuration failed to apply.
*/
FUNCTIONS_NOT_APPLIED = 3,
/**
* USB configuration not supported.
*/
CONFIGURATION_NOT_SUPPORTED = 4,
};