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42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
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/*
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* PROJECT: ReactOS Storage Stack / SCSIPORT storage port library
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* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
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* PURPOSE: PnP power handlers
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* COPYRIGHT: Copyright 2016 Thomas Faber <thomas.faber@reactos.org>
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*/
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#include "scsiport.h"
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NTSTATUS
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NTAPI
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ScsiPortDispatchPower(
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_In_ PDEVICE_OBJECT DeviceObject,
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_Inout_ PIRP Irp)
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{
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PSCSI_PORT_COMMON_EXTENSION comExt = DeviceObject->DeviceExtension;
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if (comExt->IsFDO)
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{
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PoStartNextPowerIrp(Irp);
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IoSkipCurrentIrpStackLocation(Irp);
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return PoCallDriver(comExt->LowerDevice, Irp);
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}
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else
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{
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PIO_STACK_LOCATION ioStack = IoGetCurrentIrpStackLocation(Irp);
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switch (ioStack->MinorFunction)
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{
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case IRP_MN_SET_POWER:
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case IRP_MN_QUERY_POWER:
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Irp->IoStatus.Status = STATUS_SUCCESS;
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break;
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}
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NTSTATUS status = Irp->IoStatus.Status;
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PoStartNextPowerIrp(Irp);
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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return status;
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}
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}
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