mirror of
https://github.com/openharmony/drivers_peripheral.git
synced 2026-08-25 02:23:31 -04:00
yanghaizhou
97 lines
2.8 KiB
C
97 lines
2.8 KiB
C
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef U_ECM_H
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#define U_ECM_H
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#include "hdf_base.h"
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#include "hdf_device_desc.h"
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#include "osal_atomic.h"
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#include "osal_mutex.h"
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#include "usb_ddk.h"
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#include "usb_object.h"
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#include "usbfn_request.h"
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#include "data_fifo.h"
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enum EcmNotifyState {
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ECM_NOTIFY_NONE, /* don't notify */
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ECM_NOTIFY_CONNECT, /* issue CONNECT next */
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ECM_NOTIFY_SPEED, /* issue SPEED_CHANGE next */
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};
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enum UsbEcmCmd {
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USB_ECM_OPEN = 0,
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USB_ECM_CLOSE,
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USB_ECM_READ,
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USB_ECM_WRITE,
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USB_ECM_INIT = 100,
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USB_ECM_RELEASE = 101,
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};
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struct UsbEcm {
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struct UsbEcmDevice *ecm;
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struct OsalMutex lock;
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struct DListHead readPool;
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struct DListHead readQueue;
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int32_t readStarted;
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int32_t readAllocated;
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struct DataFifo readFifo;
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struct DListHead writePool;
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int32_t writeStarted;
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int32_t writeAllocated;
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struct DataFifo writeFifo;
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bool writeBusy;
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struct OsalMutex lockRW;
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struct OsalMutex lockReadFifo;
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struct OsalMutex lockWriteFifo;
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int32_t refCount;
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};
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struct UsbEcmPipe {
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uint8_t id;
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uint16_t maxPacketSize;
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struct UsbFnInterface *ctrlIface;
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};
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struct UsbEcmInterface {
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struct UsbFnInterface *fn;
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UsbFnInterfaceHandle handle;
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};
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struct UsbEcmDevice {
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struct IDeviceIoService service;
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struct HdfDeviceObject *device;
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struct UsbFnDevice *fnDev;
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struct UsbEcmInterface ctrlIface;
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struct UsbEcmInterface dataIface;
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struct UsbEcmPipe notifyPipe;
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struct UsbEcmPipe dataInPipe;
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struct UsbEcmPipe dataOutPipe;
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uint8_t ctrlId;
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uint8_t dataId;
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struct OsalMutex lock;
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char *udcName;
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struct UsbEcm *port;
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struct UsbFnRequest *notifyReq;
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struct UsbFnRequest *ep0Req;
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uint8_t notifyState;
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bool isOpen;
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bool initFlag;
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};
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#endif /* U_ECM_H */
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