IOCTL_UCMTCPCI_PORT_CONTROLLER_DISPLAYPORT_DISPLAY_OUT_STATUS_CHANGED IOCTL

Notifies the client driver that the display out status of the DisplayPort connection has changed so that the driver can perform additional tasks.

Major Code

IRP_MJ_DEVICE_CONTROL

Input Buffer

A pointer to a UCMTCPCI_PORT_CONTROLLER_DISPLAYPORT_DISPLAY_OUT_STATUS_CHANGED_IN_PARAMS structure that contains status information.

Input Buffer Length

The size of the UCMTCPCI_PORT_CONTROLLER_DISPLAYPORT_DISPLAY_OUT_STATUS_CHANGED_IN_PARAMS structure.

Status Block

TBD

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Otherwise, Status to the appropriate error condition as a NTSTATUS code.

Remarks

The UcmTcpciCx class extension sends this IOCTL request when the display out status changes. The client driver can determine the new status based on the values passed in the supplied structure.

Requirements

   
Minimum supported client Windows 10, version 1709
Minimum supported server Windows Server 2016
Header ucmtcpciportcontrollerrequests.h
IRQL PASSIVE_LEVEL