Pull remove-hotkey into release branch
[linux-2.6.git] / include / acpi / acpi_drivers.h
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 #define ACPI_BUS_COMPONENT              0x00010000
35 #define ACPI_SYSTEM_COMPONENT           0x02000000
36
37 /* _HID definitions */
38
39 #define ACPI_POWER_HID                  "power_resource"
40 #define ACPI_PROCESSOR_HID              "ACPI0007"
41 #define ACPI_SYSTEM_HID                 "acpi_system"
42 #define ACPI_THERMAL_HID                "thermal"
43 #define ACPI_BUTTON_HID_POWERF          "button_power"
44 #define ACPI_BUTTON_HID_SLEEPF          "button_sleep"
45 #define ACPI_VIDEO_HID                  "video"
46 #define ACPI_BAY_HID                    "bay"
47 /* --------------------------------------------------------------------------
48                                        PCI
49    -------------------------------------------------------------------------- */
50
51 #define ACPI_PCI_COMPONENT              0x00400000
52
53 /* ACPI PCI Interrupt Link (pci_link.c) */
54
55 int acpi_irq_penalty_init(void);
56 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
57                                int *polarity, char **name);
58 int acpi_pci_link_free_irq(acpi_handle handle);
59
60 /* ACPI PCI Interrupt Routing (pci_irq.c) */
61
62 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus);
63 void acpi_pci_irq_del_prt(int segment, int bus);
64
65 /* ACPI PCI Device Binding (pci_bind.c) */
66
67 struct pci_bus;
68
69 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id);
70 int acpi_pci_bind(struct acpi_device *device);
71 int acpi_pci_unbind(struct acpi_device *device);
72 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id,
73                        struct pci_bus *bus);
74
75 /* Arch-defined function to add a bus to the system */
76
77 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
78                                    int bus);
79
80 /* --------------------------------------------------------------------------
81                                   Power Resource
82    -------------------------------------------------------------------------- */
83
84 #ifdef CONFIG_ACPI_POWER
85 int acpi_enable_wakeup_device_power(struct acpi_device *dev);
86 int acpi_disable_wakeup_device_power(struct acpi_device *dev);
87 int acpi_power_get_inferred_state(struct acpi_device *device);
88 int acpi_power_transition(struct acpi_device *device, int state);
89 #endif
90
91 /* --------------------------------------------------------------------------
92                                   Embedded Controller
93    -------------------------------------------------------------------------- */
94 #ifdef CONFIG_ACPI_EC
95 int acpi_ec_ecdt_probe(void);
96 #endif
97
98 /* --------------------------------------------------------------------------
99                                     Processor
100    -------------------------------------------------------------------------- */
101
102 #define ACPI_PROCESSOR_LIMIT_NONE       0x00
103 #define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
104 #define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02
105
106 int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
107
108 /*--------------------------------------------------------------------------
109                                   Dock Station
110   -------------------------------------------------------------------------- */
111 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
112 extern int is_dock_device(acpi_handle handle);
113 extern int register_dock_notifier(struct notifier_block *nb);
114 extern void unregister_dock_notifier(struct notifier_block *nb);
115 extern int register_hotplug_dock_device(acpi_handle handle,
116         acpi_notify_handler handler, void *context);
117 extern void unregister_hotplug_dock_device(acpi_handle handle);
118 #else
119 static inline int is_dock_device(acpi_handle handle)
120 {
121         return 0;
122 }
123 static inline int register_dock_notifier(struct notifier_block *nb)
124 {
125         return -ENODEV;
126 }
127 static inline void unregister_dock_notifier(struct notifier_block *nb)
128 {
129 }
130 static inline int register_hotplug_dock_device(acpi_handle handle,
131                                 acpi_notify_handler handler, void *context)
132 {
133         return -ENODEV;
134 }
135 static inline void unregister_hotplug_dock_device(acpi_handle handle)
136 {
137 }
138 #endif
139 #endif /*__ACPI_DRIVERS_H__*/