[mirror_edk2.git] / MdeModulePkg / Bus / Pci / PciBusDxe / PciPowerManagement.h

/** @file\r
  Power management support functions declaration for PCI Bus module.\r
\r
Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef _EFI_PCI_POWER_MANAGEMENT_H_\r
#define _EFI_PCI_POWER_MANAGEMENT_H_\r
\r
/**\r
  This function is intended to turn off PWE assertion and\r
  put the device to D0 state if the device supports\r
  PCI Power Management.\r
\r
  @param PciIoDevice      PCI device instance.\r
\r
  @retval EFI_UNSUPPORTED PCI Device does not support power management.\r
  @retval EFI_SUCCESS     Turned off PWE successfully.\r
\r
**/\r
EFI_STATUS\r
ResetPowerManagementFeature (\r
  IN PCI_IO_DEVICE *PciIoDevice\r
  );\r
\r
#endif\r
Commit	Line	Data
9060e3ec	1	/** @file\r
fcdfcdbf	2	Power management support functions declaration for PCI Bus module.\r
9060e3ec	3	\r
fcdfcdbf	4	Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
9d510e61	5	SPDX-License-Identifier: BSD-2-Clause-Patent\r
9060e3ec	6	\r
	7	**/\r
	8	\r
	9	#ifndef _EFI_PCI_POWER_MANAGEMENT_H_\r
	10	#define _EFI_PCI_POWER_MANAGEMENT_H_\r
	11	\r
	12	/**\r
	13	This function is intended to turn off PWE assertion and\r
	14	put the device to D0 state if the device supports\r
	15	PCI Power Management.\r
	16	\r
	17	@param PciIoDevice PCI device instance.\r
	18	\r
	19	@retval EFI_UNSUPPORTED PCI Device does not support power management.\r
	20	@retval EFI_SUCCESS Turned off PWE successfully.\r
	21	\r
	22	**/\r
	23	EFI_STATUS\r
	24	ResetPowerManagementFeature (\r
	25	IN PCI_IO_DEVICE *PciIoDevice\r
	26	);\r
	27	\r
	28	#endif\r