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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       "ACPI_CPU"
61 #define ACPI_PROCESSOR_HID              "ACPI0007"
62 #define ACPI_SYSTEM_HID                 "LNXSYSTM"
63 #define ACPI_THERMAL_HID                "LNXTHERM"
64 #define ACPI_BUTTON_HID_POWERF          "LNXPWRBN"
65 #define ACPI_BUTTON_HID_SLEEPF          "LNXSLPBN"
66 #define ACPI_VIDEO_HID                  "LNXVIDEO"
67 #define ACPI_BAY_HID                    "LNXIOBAY"
68 #define ACPI_DOCK_HID                   "LNXDOCK"
69
70 /* --------------------------------------------------------------------------
71                                        PCI
72    -------------------------------------------------------------------------- */
73
74
75 /* ACPI PCI Interrupt Link (pci_link.c) */
76
77 int acpi_irq_penalty_init(void);
78 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
79                                int *polarity, char **name);
80 int acpi_pci_link_free_irq(acpi_handle handle);
81
82 /* ACPI PCI Interrupt Routing (pci_irq.c) */
83
84 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus);
85 void acpi_pci_irq_del_prt(int segment, int bus);
86
87 /* ACPI PCI Device Binding (pci_bind.c) */
88
89 struct pci_bus;
90
91 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id);
92 int acpi_pci_bind(struct acpi_device *device);
93 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id,
94                        struct pci_bus *bus);
95
96 /* Arch-defined function to add a bus to the system */
97
98 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
99                                    int bus);
100
101 /* --------------------------------------------------------------------------
102                                     Processor
103    -------------------------------------------------------------------------- */
104
105 #define ACPI_PROCESSOR_LIMIT_NONE       0x00
106 #define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
107 #define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02
108
109 int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
110
111 /*--------------------------------------------------------------------------
112                                   Dock Station
113   -------------------------------------------------------------------------- */
114 struct acpi_dock_ops {
115         acpi_notify_handler handler;
116         acpi_notify_handler uevent;
117 };
118
119 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
120 extern int is_dock_device(acpi_handle handle);
121 extern int register_dock_notifier(struct notifier_block *nb);
122 extern void unregister_dock_notifier(struct notifier_block *nb);
123 extern int register_hotplug_dock_device(acpi_handle handle,
124                                         struct acpi_dock_ops *ops,
125                                         void *context);
126 extern void unregister_hotplug_dock_device(acpi_handle handle);
127 #else
128 static inline int is_dock_device(acpi_handle handle)
129 {
130         return 0;
131 }
132 static inline int register_dock_notifier(struct notifier_block *nb)
133 {
134         return -ENODEV;
135 }
136 static inline void unregister_dock_notifier(struct notifier_block *nb)
137 {
138 }
139 static inline int register_hotplug_dock_device(acpi_handle handle,
140                                                struct acpi_dock_ops *ops,
141                                                void *context)
142 {
143         return -ENODEV;
144 }
145 static inline void unregister_hotplug_dock_device(acpi_handle handle)
146 {
147 }
148 #endif
149
150 #endif /*__ACPI_DRIVERS_H__*/