power.c File Reference

#include "scsiport.h"

Include dependency graph for power.c:

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Functions
NTSTATUS NTAPI	ScsiPortDispatchPower (_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PIRP Irp)

Function Documentation

ScsiPortDispatchPower()

NTSTATUS NTAPI ScsiPortDispatchPower	(	_In_ PDEVICE_OBJECT	DeviceObject,
		_Inout_ PIRP	Irp
	)

Definition at line 13 of file power.c.

{
    PSCSI_PORT_COMMON_EXTENSION comExt = DeviceObject->DeviceExtension;
 
    if (comExt->IsFDO)
    {
        PoStartNextPowerIrp(Irp);
        IoSkipCurrentIrpStackLocation(Irp);
        return PoCallDriver(comExt->LowerDevice, Irp);
    }
    else
    {
        PIO_STACK_LOCATION ioStack = IoGetCurrentIrpStackLocation(Irp);
        switch (ioStack->MinorFunction)
        {
            case IRP_MN_SET_POWER:
            case IRP_MN_QUERY_POWER:
                Irp->IoStatus.Status = STATUS_SUCCESS;
                break;
        }
 
        NTSTATUS status = Irp->IoStatus.Status;
        PoStartNextPowerIrp(Irp);
        IoCompleteRequest(Irp, IO_NO_INCREMENT);
        return status;
    }
}