Pull bay into test 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                  "ACPI_PWR"
40 #define ACPI_PROCESSOR_HID              "ACPI0007"
41 #define ACPI_SYSTEM_HID                 "ACPI_SYS"
42 #define ACPI_THERMAL_HID                "ACPI_THM"
43 #define ACPI_BUTTON_HID_POWERF          "ACPI_FPB"
44 #define ACPI_BUTTON_HID_SLEEPF          "ACPI_FSB"
45
46 /* --------------------------------------------------------------------------
47                                        PCI
48    -------------------------------------------------------------------------- */
49
50 #define ACPI_PCI_COMPONENT              0x00400000
51
52 /* ACPI PCI Interrupt Link (pci_link.c) */
53
54 int acpi_irq_penalty_init(void);
55 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
56                                int *polarity, char **name);
57 int acpi_pci_link_free_irq(acpi_handle handle);
58
59 /* ACPI PCI Interrupt Routing (pci_irq.c) */
60
61 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus);
62 void acpi_pci_irq_del_prt(int segment, int bus);
63
64 /* ACPI PCI Device Binding (pci_bind.c) */
65
66 struct pci_bus;
67
68 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id);
69 int acpi_pci_bind(struct acpi_device *device);
70 int acpi_pci_unbind(struct acpi_device *device);
71 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id,
72                        struct pci_bus *bus);
73
74 /* Arch-defined function to add a bus to the system */
75
76 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
77                                    int bus);
78
79 /* --------------------------------------------------------------------------
80                                   Power Resource
81    -------------------------------------------------------------------------- */
82
83 #ifdef CONFIG_ACPI_POWER
84 int acpi_enable_wakeup_device_power(struct acpi_device *dev);
85 int acpi_disable_wakeup_device_power(struct acpi_device *dev);
86 int acpi_power_get_inferred_state(struct acpi_device *device);
87 int acpi_power_transition(struct acpi_device *device, int state);
88 #endif
89
90 /* --------------------------------------------------------------------------
91                                   Embedded Controller
92    -------------------------------------------------------------------------- */
93 #ifdef CONFIG_ACPI_EC
94 int acpi_ec_ecdt_probe(void);
95 #endif
96
97 /* --------------------------------------------------------------------------
98                                     Processor
99    -------------------------------------------------------------------------- */
100
101 #define ACPI_PROCESSOR_LIMIT_NONE       0x00
102 #define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
103 #define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02
104
105 int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
106
107 /* --------------------------------------------------------------------------
108                                     Hot Keys
109    -------------------------------------------------------------------------- */
110
111 extern int acpi_specific_hotkey_enabled;
112
113 /*--------------------------------------------------------------------------
114                                   Dock Station
115   -------------------------------------------------------------------------- */
116 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
117 extern int is_dock_device(acpi_handle handle);
118 extern int register_dock_notifier(struct notifier_block *nb);
119 extern void unregister_dock_notifier(struct notifier_block *nb);
120 extern int register_hotplug_dock_device(acpi_handle handle,
121         acpi_notify_handler handler, void *context);
122 extern void unregister_hotplug_dock_device(acpi_handle handle);
123 #else
124 #define is_dock_device(h)                       (0)
125 #define register_dock_notifier(nb)              (-ENODEV)
126 #define unregister_dock_notifier(nb)            do { } while(0)
127 #define register_hotplug_dock_device(h1, h2, c) (-ENODEV)
128 #define unregister_hotplug_dock_device(h)       do { } while(0)
129 #endif
130 #endif /*__ACPI_DRIVERS_H__*/