tjh.dev
Linux kernel mirror (for testing)
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linux
1/*
2 * acpi_drivers.h ($Revision: 31 $)
3 *
4 * Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
5 * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
6 *
7 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or (at
12 * your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
20 */
21
22#ifndef __ACPI_DRIVERS_H__
23#define __ACPI_DRIVERS_H__
24
25#define ACPI_MAX_STRING 80
26
27/*
28 * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt
29 * if you add to this list.
30 */
31#define ACPI_BUS_COMPONENT 0x00010000
32#define ACPI_AC_COMPONENT 0x00020000
33#define ACPI_BATTERY_COMPONENT 0x00040000
34#define ACPI_BUTTON_COMPONENT 0x00080000
35#define ACPI_SBS_COMPONENT 0x00100000
36#define ACPI_FAN_COMPONENT 0x00200000
37#define ACPI_PCI_COMPONENT 0x00400000
38#define ACPI_POWER_COMPONENT 0x00800000
39#define ACPI_CONTAINER_COMPONENT 0x01000000
40#define ACPI_SYSTEM_COMPONENT 0x02000000
41#define ACPI_THERMAL_COMPONENT 0x04000000
42#define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000
43#define ACPI_VIDEO_COMPONENT 0x10000000
44#define ACPI_PROCESSOR_COMPONENT 0x20000000
45
46/*
47 * _HID definitions
48 * HIDs must conform to ACPI spec(6.1.4)
49 * Linux specific HIDs do not apply to this and begin with LNX:
50 */
51
52#define ACPI_POWER_HID "LNXPOWER"
53#define ACPI_PROCESSOR_OBJECT_HID "LNXCPU"
54#define ACPI_SYSTEM_HID "LNXSYSTM"
55#define ACPI_THERMAL_HID "LNXTHERM"
56#define ACPI_BUTTON_HID_POWERF "LNXPWRBN"
57#define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN"
58#define ACPI_VIDEO_HID "LNXVIDEO"
59#define ACPI_BAY_HID "LNXIOBAY"
60#define ACPI_DOCK_HID "LNXDOCK"
61/* Quirk for broken IBM BIOSes */
62#define ACPI_SMBUS_IBM_HID "SMBUSIBM"
63
64/*
65 * For fixed hardware buttons, we fabricate acpi_devices with HID
66 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware
67 * signals only an event; it doesn't supply a notification value.
68 * To allow drivers to treat notifications from fixed hardware the
69 * same as those from real devices, we turn the events into this
70 * notification value.
71 */
72#define ACPI_FIXED_HARDWARE_EVENT 0x100
73
74/* --------------------------------------------------------------------------
75 PCI
76 -------------------------------------------------------------------------- */
77
78
79/* ACPI PCI Interrupt Link (pci_link.c) */
80
81int acpi_irq_penalty_init(void);
82int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
83 int *polarity, char **name);
84int acpi_pci_link_free_irq(acpi_handle handle);
85
86/* ACPI PCI Device Binding (pci_bind.c) */
87
88struct pci_bus;
89
90struct pci_dev *acpi_get_pci_dev(acpi_handle);
91
92/* Arch-defined function to add a bus to the system */
93
94struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
95
96#ifdef CONFIG_X86
97void pci_acpi_crs_quirks(void);
98#else
99static inline void pci_acpi_crs_quirks(void) { }
100#endif
101
102/* --------------------------------------------------------------------------
103 Processor
104 -------------------------------------------------------------------------- */
105
106#define ACPI_PROCESSOR_LIMIT_NONE 0x00
107#define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01
108#define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02
109
110/*--------------------------------------------------------------------------
111 Dock Station
112 -------------------------------------------------------------------------- */
113
114#ifdef CONFIG_ACPI_DOCK
115extern int is_dock_device(struct acpi_device *adev);
116#else
117static inline int is_dock_device(struct acpi_device *adev)
118{
119 return 0;
120}
121#endif /* CONFIG_ACPI_DOCK */
122
123#endif /*__ACPI_DRIVERS_H__*/