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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 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
22 *
23 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
24 */
25
26#ifndef __ACPI_DRIVERS_H__
27#define __ACPI_DRIVERS_H__
28
29#include <linux/acpi.h>
30#include <acpi/acpi_bus.h>
31
32#define ACPI_MAX_STRING 80
33
34/*
35 * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt
36 * if you add to this list.
37 */
38#define ACPI_BUS_COMPONENT 0x00010000
39#define ACPI_AC_COMPONENT 0x00020000
40#define ACPI_BATTERY_COMPONENT 0x00040000
41#define ACPI_BUTTON_COMPONENT 0x00080000
42#define ACPI_SBS_COMPONENT 0x00100000
43#define ACPI_FAN_COMPONENT 0x00200000
44#define ACPI_PCI_COMPONENT 0x00400000
45#define ACPI_POWER_COMPONENT 0x00800000
46#define ACPI_CONTAINER_COMPONENT 0x01000000
47#define ACPI_SYSTEM_COMPONENT 0x02000000
48#define ACPI_THERMAL_COMPONENT 0x04000000
49#define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000
50#define ACPI_VIDEO_COMPONENT 0x10000000
51#define ACPI_PROCESSOR_COMPONENT 0x20000000
52
53/*
54 * _HID definitions
55 * HIDs must conform to ACPI spec(6.1.4)
56 * Linux specific HIDs do not apply to this and begin with LNX:
57 */
58
59#define ACPI_POWER_HID "LNXPOWER"
60#define ACPI_PROCESSOR_OBJECT_HID "LNXCPU"
61#define ACPI_SYSTEM_HID "LNXSYSTM"
62#define ACPI_THERMAL_HID "LNXTHERM"
63#define ACPI_BUTTON_HID_POWERF "LNXPWRBN"
64#define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN"
65#define ACPI_VIDEO_HID "LNXVIDEO"
66#define ACPI_BAY_HID "LNXIOBAY"
67#define ACPI_DOCK_HID "LNXDOCK"
68
69/*
70 * For fixed hardware buttons, we fabricate acpi_devices with HID
71 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware
72 * signals only an event; it doesn't supply a notification value.
73 * To allow drivers to treat notifications from fixed hardware the
74 * same as those from real devices, we turn the events into this
75 * notification value.
76 */
77#define ACPI_FIXED_HARDWARE_EVENT 0x100
78
79/* --------------------------------------------------------------------------
80 PCI
81 -------------------------------------------------------------------------- */
82
83
84/* ACPI PCI Interrupt Link (pci_link.c) */
85
86int acpi_irq_penalty_init(void);
87int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
88 int *polarity, char **name);
89int acpi_pci_link_free_irq(acpi_handle handle);
90
91/* ACPI PCI Interrupt Routing (pci_irq.c) */
92
93int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus);
94void acpi_pci_irq_del_prt(struct pci_bus *bus);
95
96/* ACPI PCI Device Binding (pci_bind.c) */
97
98struct pci_bus;
99
100struct pci_dev *acpi_get_pci_dev(acpi_handle);
101int acpi_pci_bind_root(struct acpi_device *device);
102
103/* Arch-defined function to add a bus to the system */
104
105struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
106 int bus);
107
108/* --------------------------------------------------------------------------
109 Processor
110 -------------------------------------------------------------------------- */
111
112#define ACPI_PROCESSOR_LIMIT_NONE 0x00
113#define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01
114#define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02
115
116int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
117
118/*--------------------------------------------------------------------------
119 Dock Station
120 -------------------------------------------------------------------------- */
121struct acpi_dock_ops {
122 acpi_notify_handler handler;
123 acpi_notify_handler uevent;
124};
125
126#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
127extern int is_dock_device(acpi_handle handle);
128extern int register_dock_notifier(struct notifier_block *nb);
129extern void unregister_dock_notifier(struct notifier_block *nb);
130extern int register_hotplug_dock_device(acpi_handle handle,
131 struct acpi_dock_ops *ops,
132 void *context);
133extern void unregister_hotplug_dock_device(acpi_handle handle);
134#else
135static inline int is_dock_device(acpi_handle handle)
136{
137 return 0;
138}
139static inline int register_dock_notifier(struct notifier_block *nb)
140{
141 return -ENODEV;
142}
143static inline void unregister_dock_notifier(struct notifier_block *nb)
144{
145}
146static inline int register_hotplug_dock_device(acpi_handle handle,
147 struct acpi_dock_ops *ops,
148 void *context)
149{
150 return -ENODEV;
151}
152static inline void unregister_hotplug_dock_device(acpi_handle handle)
153{
154}
155#endif
156
157#endif /*__ACPI_DRIVERS_H__*/