UcxRootHubPortChanged function (ucxroothub.h)

Notifies UCX about a new port change event on the host controller.

Syntax

void UcxRootHubPortChanged(
  [in] UCXROOTHUB UcxRootHub
);

Parameters

[in] UcxRootHub

A handle to the root hub object. The client driver retrieved the handle in a previous call to UcxRootHubCreate.

Return value

None

Remarks

This method causes interrupt transfers to be sent to the host controller. UCX invokes the client driver's implementation of the EVT_UCX_ROOTHUB_INTERRUPT_TX event callback.

Requirements

Requirement Value
Minimum supported client Windows 10
Target Platform Windows
Minimum KMDF version 1.0
Minimum UMDF version 2.0
Header ucxroothub.h (include Ucxclass.h)
IRQL <=DISPATCH_LEVEL

See also

UcxRootHubCreate