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 80 |
13 | |
14 | /* |
15 | * _HID definitions |
16 | * 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 HID |
37 | * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware |
38 | * signals only an event; it doesn't supply a notification value. |
39 | * To allow drivers to treat notifications from fixed hardware the |
40 | * same as those from real devices, we turn the events into this |
41 | * notification value. |
42 | */ |
43 | #define ACPI_FIXED_HARDWARE_EVENT 0x100 |
44 | |
45 | /* -------------------------------------------------------------------------- |
46 | PCI |
47 | -------------------------------------------------------------------------- */ |
48 | |
49 | |
50 | /* ACPI PCI Interrupt Link */ |
51 | |
52 | int acpi_irq_penalty_init(void); |
53 | int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, |
54 | int *polarity, char **name); |
55 | int acpi_pci_link_free_irq(acpi_handle handle); |
56 | |
57 | /* ACPI PCI Device Binding */ |
58 | |
59 | struct pci_bus; |
60 | |
61 | #ifdef CONFIG_PCI |
62 | struct pci_dev *acpi_get_pci_dev(acpi_handle); |
63 | #else |
64 | static inline struct pci_dev *acpi_get_pci_dev(acpi_handle handle) |
65 | { |
66 | return NULL; |
67 | } |
68 | #endif |
69 | |
70 | /* Arch-defined function to add a bus to the system */ |
71 | |
72 | struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root); |
73 | |
74 | #ifdef CONFIG_X86 |
75 | void pci_acpi_crs_quirks(void); |
76 | #else |
77 | static inline void pci_acpi_crs_quirks(void) { } |
78 | #endif |
79 | |
80 | /*-------------------------------------------------------------------------- |
81 | Dock Station |
82 | -------------------------------------------------------------------------- */ |
83 | |
84 | #ifdef CONFIG_ACPI_DOCK |
85 | extern int is_dock_device(struct acpi_device *adev); |
86 | #else |
87 | static 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 | |