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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * acpi_drivers.h ($Revision: 31 $)4 *5 * Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>6 * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>7 */8 9#ifndef __ACPI_DRIVERS_H__10#define __ACPI_DRIVERS_H__11 12#define ACPI_MAX_STRING 8013 14/*15 * _HID definitions16 * HIDs must conform to ACPI spec(6.1.4)17 * Linux specific HIDs do not apply to this and begin with LNX:18 */19 20#define ACPI_POWER_HID "LNXPOWER"21#define ACPI_PROCESSOR_OBJECT_HID "LNXCPU"22#define ACPI_SYSTEM_HID "LNXSYSTM"23#define ACPI_THERMAL_HID "LNXTHERM"24#define ACPI_BUTTON_HID_POWERF "LNXPWRBN"25#define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN"26#define ACPI_VIDEO_HID "LNXVIDEO"27#define ACPI_BAY_HID "LNXIOBAY"28#define ACPI_DOCK_HID "LNXDOCK"29#define ACPI_ECDT_HID "LNXEC"30/* SMBUS HID definition as supported by Microsoft Windows */31#define ACPI_SMBUS_MS_HID "SMB0001"32/* Quirk for broken IBM BIOSes */33#define ACPI_SMBUS_IBM_HID "SMBUSIBM"34 35/*36 * For fixed hardware buttons, we fabricate acpi_devices with HID37 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware38 * signals only an event; it doesn't supply a notification value.39 * To allow drivers to treat notifications from fixed hardware the40 * same as those from real devices, we turn the events into this41 * notification value.42 */43#define ACPI_FIXED_HARDWARE_EVENT 0x10044 45/* --------------------------------------------------------------------------46 PCI47 -------------------------------------------------------------------------- */48 49 50/* ACPI PCI Interrupt Link */51 52int acpi_irq_penalty_init(void);53int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,54 int *polarity, char **name);55int acpi_pci_link_free_irq(acpi_handle handle);56 57/* ACPI PCI Device Binding */58 59struct pci_bus;60 61#ifdef CONFIG_PCI62struct pci_dev *acpi_get_pci_dev(acpi_handle);63#else64static inline struct pci_dev *acpi_get_pci_dev(acpi_handle handle)65{66 return NULL;67}68#endif69 70/* Arch-defined function to add a bus to the system */71 72struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);73 74#ifdef CONFIG_X8675void pci_acpi_crs_quirks(void);76#else77static inline void pci_acpi_crs_quirks(void) { }78#endif79 80/*--------------------------------------------------------------------------81 Dock Station82 -------------------------------------------------------------------------- */83 84#ifdef CONFIG_ACPI_DOCK85extern int is_dock_device(struct acpi_device *adev);86#else87static inline int is_dock_device(struct acpi_device *adev)88{89 return 0;90}91#endif /* CONFIG_ACPI_DOCK */92 93#endif /*__ACPI_DRIVERS_H__*/94