audk/MdeModulePkg/Bus/Pci/PciBusDxe/PciPowerManagement.h

29 lines
711 B
C

/** @file
Power management support functions declaration for PCI Bus module.
Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _EFI_PCI_POWER_MANAGEMENT_H_
#define _EFI_PCI_POWER_MANAGEMENT_H_
/**
This function is intended to turn off PWE assertion and
put the device to D0 state if the device supports
PCI Power Management.
@param PciIoDevice PCI device instance.
@retval EFI_UNSUPPORTED PCI Device does not support power management.
@retval EFI_SUCCESS Turned off PWE successfully.
**/
EFI_STATUS
ResetPowerManagementFeature (
IN PCI_IO_DEVICE *PciIoDevice
);
#endif