112 lines
4.0 KiB
C++
112 lines
4.0 KiB
C++
/*
|
|
* Copyright (C) 2019-2021, The Linux Foundation. All rights reserved.
|
|
* Not a Contribution.
|
|
*
|
|
* 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.
|
|
*
|
|
* Changes from Qualcomm Innovation Center are provided under the following license:
|
|
* Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
|
|
* SPDX-License-Identifier: BSD-3-Clause-Clear
|
|
*/
|
|
|
|
#ifndef ANDROID_HARDWARE_USB_QTI_USB_H
|
|
#define ANDROID_HARDWARE_USB_QTI_USB_H
|
|
|
|
#include <aidl/android/hardware/usb/BnUsb.h>
|
|
#include <aidl/android/hardware/usb/BnUsbCallback.h>
|
|
#include <condition_variable>
|
|
#include <list>
|
|
#include <mutex>
|
|
#include <thread>
|
|
#include <utils/Log.h>
|
|
#include <android-base/unique_fd.h>
|
|
|
|
namespace aidl {
|
|
namespace android {
|
|
namespace hardware {
|
|
namespace usb {
|
|
|
|
using ::aidl::android::hardware::usb::IUsbCallback;
|
|
using ::aidl::android::hardware::usb::PortRole;
|
|
using ::android::sp;
|
|
using ::android::base::unique_fd;
|
|
using ::ndk::ScopedAStatus;
|
|
|
|
struct Usb : public BnUsb {
|
|
Usb();
|
|
|
|
ScopedAStatus enableContaminantPresenceDetection(const std::string& in_portName,
|
|
bool in_enable, int64_t in_transactionId) override;
|
|
ScopedAStatus enableUsbData(const std::string& in_portName, bool in_enable,
|
|
int64_t in_transactionId) override;
|
|
ScopedAStatus enableUsbDataWhileDocked(const std::string& in_portName,
|
|
int64_t in_transactionId) override;
|
|
ScopedAStatus queryPortStatus(int64_t in_transactionId) override;
|
|
ScopedAStatus setCallback(const std::shared_ptr<IUsbCallback>& in_callback) override;
|
|
ScopedAStatus switchRole(const std::string& in_portName, const PortRole& in_role,
|
|
int64_t in_transactionId) override;
|
|
ScopedAStatus limitPowerTransfer(const std::string& in_portName, bool in_limit,
|
|
int64_t in_transactionId) override;
|
|
ScopedAStatus resetUsbPort(const std::string& in_portName,
|
|
int64_t in_transactionId) override;
|
|
Status getPortStatusHelper(std::vector<PortStatus> ¤tPortStatus,
|
|
const std::string &contaminantStatusPath);
|
|
|
|
std::shared_ptr<IUsbCallback> mCallback;
|
|
// Protects mCallback variable
|
|
std::mutex mLock;
|
|
// Protects roleSwitch operation
|
|
std::mutex mRoleSwitchLock;
|
|
// Threads waiting for the partner to come back wait here
|
|
std::condition_variable mPartnerCV;
|
|
// lock protecting mPartnerCV
|
|
std::mutex mPartnerLock;
|
|
// Variable to signal partner coming back online after type switch
|
|
bool mPartnerUp;
|
|
// Variable to indicate presence or absence or contaminant
|
|
bool mContaminantPresence;
|
|
// Variable to indicate presence or absence of wakeup node
|
|
bool mIgnoreWakeup;
|
|
// Configuration descriptor for MaxPower
|
|
std::string mMaxPower;
|
|
// Configuration descriptor for bmAttributes
|
|
std::string mAttributes;
|
|
// Current power operation mode
|
|
std::string mPowerOpMode;
|
|
// Path to get the status of contaminant presence
|
|
std::string mContaminantStatusPath;
|
|
// USB bus reset recovery active
|
|
int usbResetRecov;
|
|
// USB data disabled
|
|
bool usbDataDisabled;
|
|
// Limit power transfer
|
|
bool limitedPower;
|
|
// List of connected HID USB devices
|
|
std::list <std::string> hidDevs;
|
|
|
|
private:
|
|
std::thread mPoll;
|
|
unique_fd mEventFd;
|
|
bool switchMode(const std::string &portName, const PortRole &newRole);
|
|
void uevent_work();
|
|
};
|
|
|
|
} // namespace usb
|
|
} // namespace hardware
|
|
} // namespace android
|
|
} // namespace aidl
|
|
|
|
#endif // ANDROID_HARDWARE_USB_QTI_USB_H
|