hubinterface.cpp File Reference

#include "ucx01000.h"
#include <debug.h>

Include dependency graph for hubinterface.cpp:

Go to the source code of this file.

Macros
#define	NDEBUG
#define	UCX_FILL_SLOT(Interface, Limit, Field, Value)

Functions
VOID NTAPI	UcxInterfaceNoOp (_In_ PVOID Context)
static NTSTATUS NTAPI	UcxHubDeviceCreate (_In_ UCXUSBDEVICE Hub, _In_ PUCXHUB_DEVICE_CREATE_INFO CreateInfo, _Out_ UCXUSBDEVICE *Device)
static VOID NTAPI	UcxHubDeviceDelete (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device)
static VOID NTAPI	UcxHubDeviceDisconnect (_In_ UCXUSBDEVICE Hub, _In_ ULONG PortNumber)
static VOID NTAPI	UcxHubDeviceSetPdo (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device, _In_ PDEVICE_OBJECT Pdo)
static NTSTATUS NTAPI	UcxHubCreateControlEndpoint (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device, _In_ ULONG MaxPacketSize, _Out_ UCXENDPOINT *Endpoint)
static VOID NTAPI	UcxHubAddress0Release (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device)
static NTSTATUS NTAPI	UcxHubEndpointCreate (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device, _In_ PUSB_ENDPOINT_DESCRIPTOR Descriptor, _In_ ULONG DescriptorBufferLength, _In_opt_ PUSB_SUPERSPEED_ENDPOINT_COMPANION_DESCRIPTOR Companion, _Out_ UCXENDPOINT *Endpoint)
static VOID NTAPI	UcxHubEndpointDelete (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device, _In_ UCXENDPOINT Endpoint)
static VOID NTAPI	UcxHubEndpointExposed (_In_ UCXENDPOINT Endpoint)
static USBD_PIPE_HANDLE NTAPI	UcxHubEndpointPipeHandle (_In_ UCXENDPOINT Endpoint)
static ULONG NTAPI	UcxHubEndpointMaxTransfer (_In_ UCXENDPOINT Endpoint)
static PUCXHUB_WORKITEM NTAPI	UcxHubWorkItemAllocate (_In_ UCXUSBDEVICE Hub, _In_ PDEVICE_OBJECT DeviceObject, _In_ ULONG Flags)
static VOID NTAPI	UcxHubWorkItemDelete (_In_ PUCXHUB_WORKITEM WorkItem)
static VOID NTAPI	UcxHubWorkItemEnqueue (_In_ PUCXHUB_WORKITEM WorkItem, _In_ PUCXHUB_WORKITEM_ROUTINE Routine, _In_opt_ PVOID Context, _In_ UCXHUB_WORKITEM_ENQUEUE_OPTIONS Options)
static VOID NTAPI	UcxHubWorkItemFlush (_In_ PUCXHUB_WORKITEM WorkItem)
static VOID NTAPI	UcxHubClearTtBufferComplete (_In_ UCXUSBDEVICE Hub, _In_ UCXENDPOINT Endpoint)
static BOOLEAN NTAPI	UcxHubIsDeviceDisconnected (_In_ UCXUSBDEVICE Device)
static BOOLEAN NTAPI	UcxHubStreamsSupported (_In_ UCXUSBDEVICE Hub)
static NTSTATUS NTAPI	UcxHubBlockControllerIdle (_In_ UCXUSBDEVICE Hub, _Inout_ PUCXHUB_STOP_IDLE_CONTEXT Context)
static VOID NTAPI	UcxHubAllowControllerIdle (_In_ UCXUSBDEVICE Hub, _Inout_ PUCXHUB_STOP_IDLE_CONTEXT Context)
static VOID NTAPI	UcxHubQueryControllerBus (_In_ UCXUSBDEVICE Hub, _Out_ PUCXHUB_CONTROLLER_INFO Info)
static ULONG64 NTAPI	UcxHubDeviceGetTimestamp (_In_ UCXUSBDEVICE Device)
static VOID NTAPI	UcxHubEndpointSetPriority (_In_ UCXUSBDEVICE Hub, _In_ UCXUSBDEVICE Device, _In_ UCXENDPOINT Endpoint, _In_ ULONG Priority)
static BOOLEAN NTAPI	UcxParentResetDuringResume (_In_ PVOID Context)
static BOOLEAN NTAPI	UcxParentWasProgrammingLost (_In_ PVOID Context)
static VOID NTAPI	UcxParentGetHubSymbolicName (_In_ PVOID Context, _In_ PUNICODE_STRING SymbolicLinkName)
template<typename T >
static VOID NTAPI	UcxFillParentInterface (_Out_ T *Parent, _In_ UcxRootHub *RootHub)
NTSTATUS NTAPI	UcxEvtQueryParentInterface (_In_ WDFDEVICE Device, _In_ LPGUID InterfaceType, _Inout_ PINTERFACE ExposedInterface, _Inout_opt_ PVOID ExposedInterfaceSpecificData)
NTSTATUS NTAPI	UcxEvtQueryStackInterface (_In_ WDFDEVICE Device, _In_ LPGUID InterfaceType, _Inout_ PINTERFACE ExposedInterface, _Inout_opt_ PVOID ExposedInterfaceSpecificData)
static NTSTATUS NTAPI	UcxGetLocationString (_Inout_ PVOID Context, _Outptr_ PZZWSTR *LocationStrings)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 10 of file hubinterface.cpp.

UCX_FILL_SLOT

#define UCX_FILL_SLOT	(		Interface,
			Limit,
			Field,
			Value
	)

Value:

    do                                                                              \
    {                                                                               \
        if (FIELD_OFFSET(UCXHUB_STACK_INTERFACE, Field) + sizeof((Interface)->Field) <= (Limit)) \
            (Interface)->Field = (Value);                                           \
    } while (0)

Definition at line 405 of file hubinterface.cpp.

Function Documentation

UcxEvtQueryParentInterface()

NTSTATUS NTAPI UcxEvtQueryParentInterface	(	_In_ WDFDEVICE	Device,
		_In_ LPGUID	InterfaceType,
		_Inout_ PINTERFACE	ExposedInterface,
		_Inout_opt_ PVOID	ExposedInterfaceSpecificData
	)

Definition at line 370 of file hubinterface.cpp.

{
    UcxRootHub* RootHub = UcxGetRootHubPdoContext(Device)->RootHub;
 
    UNREFERENCED_PARAMETER(InterfaceType);
    UNREFERENCED_PARAMETER(ExposedInterfaceSpecificData);
 
    if (ExposedInterface->Size != sizeof(UCXHUB_PARENT_INTERFACE) &&
        ExposedInterface->Size != sizeof(UCXHUB_PARENT_INTERFACE_ORIGINAL))
    {
        DPRINT1("Parent interface size %u not accepted\n", ExposedInterface->Size);
        return STATUS_BUFFER_TOO_SMALL;
    }
 
    if (ExposedInterface->Version != UCXHUB_PARENT_INTERFACE_VERSION)
    {
        DPRINT1("Parent interface version %u not supported\n", ExposedInterface->Version);
        return STATUS_NOT_SUPPORTED;
    }
 
    /* The current layout added the tunnel state, which is 0 for the root hub */
    if (ExposedInterface->Size == sizeof(UCXHUB_PARENT_INTERFACE))
        UcxFillParentInterface((PUCXHUB_PARENT_INTERFACE)ExposedInterface, RootHub);
    else
        UcxFillParentInterface((PUCXHUB_PARENT_INTERFACE_ORIGINAL)ExposedInterface, RootHub);
 
    DPRINT("Parent interface size %u handed to root hub %p's hub\n", ExposedInterface->Size, RootHub);
    return STATUS_SUCCESS;
}

UcxEvtQueryStackInterface()

NTSTATUS NTAPI UcxEvtQueryStackInterface	(	_In_ WDFDEVICE	Device,
		_In_ LPGUID	InterfaceType,
		_Inout_ PINTERFACE	ExposedInterface,
		_Inout_opt_ PVOID	ExposedInterfaceSpecificData
	)

Definition at line 415 of file hubinterface.cpp.

{
    PUCXHUB_STACK_INTERFACE Stack = (PUCXHUB_STACK_INTERFACE)ExposedInterface;
    ULONG Limit = ExposedInterface->Size;
    USHORT Version = ExposedInterface->Version;
    UcxUsbDevice* Hub;
    ULONG Filled;
 
    UNREFERENCED_PARAMETER(InterfaceType);
    UNREFERENCED_PARAMETER(ExposedInterfaceSpecificData);
 
    if (Version < UCXHUB_STACK_INTERFACE_VERSION_1)
    {
        DPRINT1("Stack interface version %u too old, left unfilled\n", Version);
        return STATUS_SUCCESS;
    }
 
    Limit = min(Limit, (ULONG)sizeof(*Stack));
 
    Stack->Header.Context = Device;
    Stack->Header.InterfaceReference = UcxInterfaceNoOp;
    Stack->Header.InterfaceDereference = UcxInterfaceNoOp;
 
    UCX_FILL_SLOT(Stack, Limit, DeviceCreate, UcxHubDeviceCreate);
    UCX_FILL_SLOT(Stack, Limit, DeviceDelete, UcxHubDeviceDelete);
    UCX_FILL_SLOT(Stack, Limit, DeviceDisconnect, UcxHubDeviceDisconnect);
    UCX_FILL_SLOT(Stack, Limit, DeviceSetPdo, UcxHubDeviceSetPdo);
    UCX_FILL_SLOT(Stack, Limit, CreateControlEndpoint, UcxHubCreateControlEndpoint);
    UCX_FILL_SLOT(Stack, Limit, Address0Release, UcxHubAddress0Release);
    UCX_FILL_SLOT(Stack, Limit, EndpointCreate, UcxHubEndpointCreate);
    UCX_FILL_SLOT(Stack, Limit, EndpointDelete, UcxHubEndpointDelete);
    UCX_FILL_SLOT(Stack, Limit, MarkEndpointClientOwned, UcxHubEndpointExposed);
    UCX_FILL_SLOT(Stack, Limit, EndpointGetPipeHandle, UcxHubEndpointPipeHandle);
    UCX_FILL_SLOT(Stack, Limit, EndpointGetMaxTransferSize, UcxHubEndpointMaxTransfer);
    UCX_FILL_SLOT(Stack, Limit, WorkItemAllocate, UcxHubWorkItemAllocate);
    UCX_FILL_SLOT(Stack, Limit, WorkItemDelete, UcxHubWorkItemDelete);
    UCX_FILL_SLOT(Stack, Limit, WorkItemEnqueue, UcxHubWorkItemEnqueue);
    UCX_FILL_SLOT(Stack, Limit, WorkItemFlush, UcxHubWorkItemFlush);
    UCX_FILL_SLOT(Stack, Limit, ClearTtBufferComplete, UcxHubClearTtBufferComplete);
    UCX_FILL_SLOT(Stack, Limit, IsDeviceDisconnected, UcxHubIsDeviceDisconnected);
    UCX_FILL_SLOT(Stack, Limit, StreamsSupported, UcxHubStreamsSupported);
    UCX_FILL_SLOT(Stack, Limit, BlockControllerIdle, UcxHubBlockControllerIdle);
    UCX_FILL_SLOT(Stack, Limit, AllowControllerIdle, UcxHubAllowControllerIdle);
    UCX_FILL_SLOT(Stack, Limit, QueryControllerBus, UcxHubQueryControllerBus);
    UCX_FILL_SLOT(Stack, Limit, DeviceGetTimestamp, UcxHubDeviceGetTimestamp);
 
    Filled = min(Limit, (ULONG)FIELD_OFFSET(UCXHUB_STACK_INTERFACE, EndpointSetPriority));
    Stack->Header.Version = UCXHUB_STACK_INTERFACE_VERSION_1;
 
    if (Version >= UCXHUB_STACK_INTERFACE_VERSION_2)
    {
        UCX_FILL_SLOT(Stack, Limit, EndpointSetPriority, UcxHubEndpointSetPriority);
        Filled = min(Limit, (ULONG)FIELD_OFFSET(UCXHUB_STACK_INTERFACE, EndpointCreateEx));
        Stack->Header.Version = UCXHUB_STACK_INTERFACE_VERSION_2;
    }
 
    Stack->Header.Size = (USHORT)Filled;
 
    /* The hub's own half of the interface goes into its device context */
    Hub = UcxUsbDevice::FromHandle(Stack->Hub);
    NT_ASSERT(Hub->IsHub());
    Hub->m_HubContext = Stack->HubContext;
    Hub->m_HubClearTtBuffer = Stack->ClearTtBuffer;
    Hub->m_HubNoPingResponse = Stack->NoPingResponse;
    Hub->m_HubUsesGrownInterface = (ExposedInterface->Size > UCXHUB_STACK_INTERFACE_SIZE_ORIGINAL);
 
    DPRINT("Stack interface for hub %p, size %lu version %u\n", Hub, Filled, Stack->Header.Version);
    return STATUS_SUCCESS;
}

UcxFillParentInterface()

template<typename T >

static VOID NTAPI UcxFillParentInterface ( _Out_ T *  Parent, _In_ UcxRootHub *  RootHub  )

static

Fills whichever parent layout the hub asked for; both share every field but one.

Definition at line 337 of file hubinterface.cpp.

{
    const UCX_CONTROLLER_PCI_INFORMATION* Pci = &RootHub->m_Controller->m_Config.PciDeviceInfo;
 
    /* Wipes the hub's debug context too, harmlessly */
    RtlZeroMemory(Parent, sizeof(*Parent));
 
    Parent->Header.Size = sizeof(*Parent);
    Parent->Header.Version = UCXHUB_PARENT_INTERFACE_VERSION;
    Parent->Header.Context = RootHub->m_Handle;
    Parent->Header.InterfaceReference = UcxInterfaceNoOp;
    Parent->Header.InterfaceDereference = UcxInterfaceNoOp;
 
    Parent->HubDepth = 0;
    Parent->Hub = (UCXUSBDEVICE)RootHub->m_Handle;
 
    /* UCX wakes the root hub itself on a port change */
    Parent->ParentCanWake = TRUE;
 
    Parent->ParentResetDuringResume = UcxParentResetDuringResume;
    Parent->ParentLostStateDuringResume = UcxParentWasProgrammingLost;
    Parent->QueryHubLinkName = UcxParentGetHubSymbolicName;
 
    /* Taken from the PCI fields whatever the parent bus is */
    Parent->HubTopologyAddress.PciBusNumber = Pci->BusNumber;
    Parent->HubTopologyAddress.PciDeviceNumber = Pci->DeviceNumber;
    Parent->HubTopologyAddress.PciFunctionNumber = Pci->FunctionNumber;
}

Referenced by UcxEvtQueryParentInterface().

UcxGetLocationString()

static NTSTATUS NTAPI UcxGetLocationString ( _Inout_ PVOID  Context, _Outptr_ PZZWSTR *  LocationStrings  )

static

Definition at line 493 of file hubinterface.cpp.

{
    static const WCHAR Location[] = L"USBROOT(0)";
    PWCHAR Buffer;
 
    UNREFERENCED_PARAMETER(Context);
 
    *LocationStrings = NULL;
 
    /* One extra NUL makes it a multi string; PnP frees it */
    Buffer = (PWCHAR)ExAllocatePoolZero(PagedPool, sizeof(Location) + sizeof(WCHAR), UCX_POOL_TAG);
    if (Buffer == NULL)
    {
        DPRINT1("Root hub location string allocation failed\n");
        return STATUS_INSUFFICIENT_RESOURCES;
    }
 
    RtlCopyMemory(Buffer, Location, sizeof(Location));
    *LocationStrings = Buffer;
    return STATUS_SUCCESS;
}

Referenced by UcxRootHub::AddQueryInterfaces().

UcxHubAddress0Release()

static VOID NTAPI UcxHubAddress0Release ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device  )

static

Definition at line 86 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Device);
 
    UcxUsbDevice::FromHandle(Hub)->m_Controller->Address0Release(Hub);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubAllowControllerIdle()

static VOID NTAPI UcxHubAllowControllerIdle ( _In_ UCXUSBDEVICE  Hub, _Inout_ PUCXHUB_STOP_IDLE_CONTEXT  Context  )

static

Definition at line 238 of file hubinterface.cpp.

{
    UcxUsbDevice::FromHandle(Hub)->m_Controller->ResumeIdle(Context);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubBlockControllerIdle()

static NTSTATUS NTAPI UcxHubBlockControllerIdle ( _In_ UCXUSBDEVICE  Hub, _Inout_ PUCXHUB_STOP_IDLE_CONTEXT  Context  )

static

Definition at line 228 of file hubinterface.cpp.

{
    return UcxUsbDevice::FromHandle(Hub)->m_Controller->StopIdle(Context);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubClearTtBufferComplete()

static VOID NTAPI UcxHubClearTtBufferComplete ( _In_ UCXUSBDEVICE  Hub, _In_ UCXENDPOINT  Endpoint  )

static

Definition at line 197 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Hub);
 
    UcxEndpoint::FromHandle(Endpoint)->ReleaseCancelSync();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubCreateControlEndpoint()

static NTSTATUS NTAPI UcxHubCreateControlEndpoint ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device, _In_ ULONG  MaxPacketSize, _Out_ UCXENDPOINT *  Endpoint  )

static

Definition at line 72 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Hub);
 
    return UcxEndpoint::CreateDefaultFromHub(Device, MaxPacketSize, Endpoint);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubDeviceCreate()

static NTSTATUS NTAPI UcxHubDeviceCreate ( _In_ UCXUSBDEVICE  Hub, _In_ PUCXHUB_DEVICE_CREATE_INFO  CreateInfo, _Out_ UCXUSBDEVICE *  Device  )

static

Definition at line 26 of file hubinterface.cpp.

{
    return UcxUsbDevice::CreateFromHub(Hub, CreateInfo, Device);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubDeviceDelete()

static VOID NTAPI UcxHubDeviceDelete ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device  )

static

Definition at line 37 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Hub);
 
    UcxUsbDevice::FromHandle(Device)->DeleteFromHub();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubDeviceDisconnect()

static VOID NTAPI UcxHubDeviceDisconnect ( _In_ UCXUSBDEVICE  Hub, _In_ ULONG  PortNumber  )

static

Definition at line 49 of file hubinterface.cpp.

{
    UcxUsbDevice::FromHandle(Hub)->DisconnectPort(PortNumber);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubDeviceGetTimestamp()

static ULONG64 NTAPI UcxHubDeviceGetTimestamp ( _In_ UCXUSBDEVICE  Device )

static

Definition at line 260 of file hubinterface.cpp.

{
    return UcxUsbDevice::FromHandle(Device)->Timestamp();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubDeviceSetPdo()

static VOID NTAPI UcxHubDeviceSetPdo ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device, _In_ PDEVICE_OBJECT  Pdo  )

static

Definition at line 59 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Hub);
 
    UcxUsbDevice::FromHandle(Device)->SetPdo(Pdo);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubEndpointCreate()

static NTSTATUS NTAPI UcxHubEndpointCreate ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device, _In_ PUSB_ENDPOINT_DESCRIPTOR  Descriptor, _In_ ULONG  DescriptorBufferLength, _In_opt_ PUSB_SUPERSPEED_ENDPOINT_COMPANION_DESCRIPTOR  Companion, _Out_ UCXENDPOINT *  Endpoint  )

static

Definition at line 98 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Hub);
 
    return UcxEndpoint::CreateFromHub(Device, Descriptor, DescriptorBufferLength, Companion, Endpoint);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubEndpointDelete()

static VOID NTAPI UcxHubEndpointDelete ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device, _In_ UCXENDPOINT  Endpoint  )

static

Definition at line 114 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Hub);
    UNREFERENCED_PARAMETER(Device);
 
    UcxEndpoint::FromHandle(Endpoint)->DeleteFromHub();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubEndpointExposed()

static VOID NTAPI UcxHubEndpointExposed ( _In_ UCXENDPOINT  Endpoint )

static

Definition at line 129 of file hubinterface.cpp.

{
    UcxEndpoint::FromHandle(Endpoint)->m_ClientHoldsHandle = TRUE;
}

Referenced by UcxEvtQueryStackInterface().

UcxHubEndpointMaxTransfer()

static ULONG NTAPI UcxHubEndpointMaxTransfer ( _In_ UCXENDPOINT  Endpoint )

static

Definition at line 147 of file hubinterface.cpp.

{
    return UcxEndpoint::FromHandle(Endpoint)->m_Pipe.MaximumTransferSize;
}

Referenced by UcxEvtQueryStackInterface().

UcxHubEndpointPipeHandle()

static USBD_PIPE_HANDLE NTAPI UcxHubEndpointPipeHandle ( _In_ UCXENDPOINT  Endpoint )

static

Definition at line 138 of file hubinterface.cpp.

{
    return UcxEndpoint::FromHandle(Endpoint)->m_Pipe.Handle();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubEndpointSetPriority()

static VOID NTAPI UcxHubEndpointSetPriority ( _In_ UCXUSBDEVICE  Hub, _In_ UCXUSBDEVICE  Device, _In_ UCXENDPOINT  Endpoint, _In_ ULONG  Priority  )

static

Definition at line 269 of file hubinterface.cpp.

{
    UcxEndpoint* Context = UcxEndpoint::FromHandle(Endpoint);
    UCX_ENDPOINT_CHARACTERISTIC Characteristic;
 
    UNREFERENCED_PARAMETER(Hub);
    UNREFERENCED_PARAMETER(Device);
 
    if (Context->m_Callbacks.SetCharacteristic == NULL)
        return;
 
    RtlZeroMemory(&Characteristic, sizeof(Characteristic));
    Characteristic.Size = sizeof(Characteristic);
    Characteristic.CharacteristicType = UCX_ENDPOINT_CHARACTERISTIC_TYPE_PRIORITY;
    Characteristic.Priority = (UCX_CONTROLLER_ENDPOINT_CHARACTERISTIC_PRIORITY)Priority;
 
    Context->m_Callbacks.SetCharacteristic(Endpoint, &Characteristic);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubIsDeviceDisconnected()

static BOOLEAN NTAPI UcxHubIsDeviceDisconnected ( _In_ UCXUSBDEVICE  Device )

static

Definition at line 210 of file hubinterface.cpp.

{
    return UcxUsbDevice::FromHandle(Device)->m_Disconnected;
}

Referenced by UcxEvtQueryStackInterface().

UcxHubQueryControllerBus()

static VOID NTAPI UcxHubQueryControllerBus ( _In_ UCXUSBDEVICE  Hub, _Out_ PUCXHUB_CONTROLLER_INFO  Info  )

static

Definition at line 248 of file hubinterface.cpp.

{
    UcxUsbDevice* HubDevice = UcxUsbDevice::FromHandle(Hub);
 
    HubDevice->m_Controller->GetInfo(Info, HubDevice->m_HubUsesGrownInterface);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubStreamsSupported()

static BOOLEAN NTAPI UcxHubStreamsSupported ( _In_ UCXUSBDEVICE  Hub )

static

Definition at line 219 of file hubinterface.cpp.

{
    return UcxUsbDevice::FromHandle(Hub)->m_Controller->QueryStreamsSupported();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubWorkItemAllocate()

static PUCXHUB_WORKITEM NTAPI UcxHubWorkItemAllocate ( _In_ UCXUSBDEVICE  Hub, _In_ PDEVICE_OBJECT  DeviceObject, _In_ ULONG  Flags  )

static

Definition at line 156 of file hubinterface.cpp.

{
    return UcxWorkItem::Allocate(UcxUsbDevice::FromHandle(Hub)->m_Controller, DeviceObject, Flags);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubWorkItemDelete()

static VOID NTAPI UcxHubWorkItemDelete ( _In_ PUCXHUB_WORKITEM  WorkItem )

static

Definition at line 167 of file hubinterface.cpp.

{
    WorkItem->Free();
}

Referenced by UcxEvtQueryStackInterface().

UcxHubWorkItemEnqueue()

static VOID NTAPI UcxHubWorkItemEnqueue ( _In_ PUCXHUB_WORKITEM  WorkItem, _In_ PUCXHUB_WORKITEM_ROUTINE  Routine, _In_opt_ PVOID  Context, _In_ UCXHUB_WORKITEM_ENQUEUE_OPTIONS  Options  )

static

Definition at line 176 of file hubinterface.cpp.

{
    WorkItem->Enqueue(Routine, Context, Options);
}

Referenced by UcxEvtQueryStackInterface().

UcxHubWorkItemFlush()

static VOID NTAPI UcxHubWorkItemFlush ( _In_ PUCXHUB_WORKITEM  WorkItem )

static

Definition at line 188 of file hubinterface.cpp.

{
    WorkItem->Flush();
}

Referenced by UcxEvtQueryStackInterface().

UcxInterfaceNoOp()

VOID NTAPI UcxInterfaceNoOp

(

_In_ PVOID

Context

)

Definition at line 15 of file hubinterface.cpp.

{
    UNREFERENCED_PARAMETER(Context);
}

Referenced by _IRQL_requires_(), UcxRootHub::AddQueryInterfaces(), UcxEvtQueryStackInterface(), UcxEvtQueryUsbdiInterface(), and UcxFillParentInterface().

UcxParentGetHubSymbolicName()

static VOID NTAPI UcxParentGetHubSymbolicName ( _In_ PVOID  Context, _In_ PUNICODE_STRING  SymbolicLinkName  )

static

Definition at line 320 of file hubinterface.cpp.

{
    UcxRootHub* RootHub = UcxRootHub::FromHandle((UCXROOTHUB)Context);
 
    RtlInitEmptyUnicodeString(SymbolicLinkName, NULL, 0);
 
    if (RootHub->m_SymbolicName != NULL)
        WdfStringGetUnicodeString(RootHub->m_SymbolicName, SymbolicLinkName);
}

Referenced by UcxFillParentInterface().

UcxParentResetDuringResume()

static BOOLEAN NTAPI UcxParentResetDuringResume ( _In_ PVOID  Context )

static

Definition at line 297 of file hubinterface.cpp.

{
    UcxController* Controller = UcxRootHub::FromHandle((UCXROOTHUB)Context)->m_Controller;
 
    return InterlockedExchange(&Controller->m_RootHubResetSeen, 0) != 0;
}

Referenced by UcxFillParentInterface().

UcxParentWasProgrammingLost()

static BOOLEAN NTAPI UcxParentWasProgrammingLost ( _In_ PVOID  Context )

static

Definition at line 308 of file hubinterface.cpp.

{
    UcxController* Controller = UcxRootHub::FromHandle((UCXROOTHUB)Context)->m_Controller;
 
    return InterlockedExchange(&Controller->m_DeviceContextsLost, 0) != 0;
}

Referenced by UcxFillParentInterface().