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 * 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/*
38 * _HID definitions
39 * HIDs must conform to ACPI spec(6.1.4)
40 * Linux specific HIDs do not apply to this and begin with LNX:
41 */
42
43#define ACPI_POWER_HID "LNXPOWER"
44#define ACPI_PROCESSOR_HID "ACPI0007"
45#define ACPI_SYSTEM_HID "LNXSYSTM"
46#define ACPI_THERMAL_HID "LNXTHERM"
47#define ACPI_BUTTON_HID_POWERF "LNXPWRBN"
48#define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN"
49#define ACPI_VIDEO_HID "LNXVIDEO"
50#define ACPI_BAY_HID "LNXIOBAY"
51#define ACPI_DOCK_HID "LNXDOCK"
52
53/* --------------------------------------------------------------------------
54 PCI
55 -------------------------------------------------------------------------- */
56
57#define ACPI_PCI_COMPONENT 0x00400000
58
59/* ACPI PCI Interrupt Link (pci_link.c) */
60
61int acpi_irq_penalty_init(void);
62int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
63 int *polarity, char **name);
64int acpi_pci_link_free_irq(acpi_handle handle);
65
66/* ACPI PCI Interrupt Routing (pci_irq.c) */
67
68int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus);
69void acpi_pci_irq_del_prt(int segment, int bus);
70
71/* ACPI PCI Device Binding (pci_bind.c) */
72
73struct pci_bus;
74
75acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id);
76int acpi_pci_bind(struct acpi_device *device);
77int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id,
78 struct pci_bus *bus);
79
80/* Arch-defined function to add a bus to the system */
81
82struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
83 int bus);
84
85/* --------------------------------------------------------------------------
86 Power Resource
87 -------------------------------------------------------------------------- */
88
89#ifdef CONFIG_ACPI_POWER
90int acpi_device_sleep_wake(struct acpi_device *dev,
91 int enable, int sleep_state, int dev_state);
92int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state);
93int acpi_disable_wakeup_device_power(struct acpi_device *dev);
94int acpi_power_get_inferred_state(struct acpi_device *device);
95int acpi_power_transition(struct acpi_device *device, int state);
96extern int acpi_power_nocheck;
97#endif
98
99/* --------------------------------------------------------------------------
100 Embedded Controller
101 -------------------------------------------------------------------------- */
102#ifdef CONFIG_ACPI_EC
103int acpi_ec_ecdt_probe(void);
104int acpi_boot_ec_enable(void);
105#endif
106
107/* --------------------------------------------------------------------------
108 Processor
109 -------------------------------------------------------------------------- */
110
111#define ACPI_PROCESSOR_LIMIT_NONE 0x00
112#define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01
113#define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02
114
115int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
116
117/*--------------------------------------------------------------------------
118 Dock Station
119 -------------------------------------------------------------------------- */
120struct acpi_dock_ops {
121 acpi_notify_handler handler;
122 acpi_notify_handler uevent;
123};
124
125#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
126extern int is_dock_device(acpi_handle handle);
127extern int register_dock_notifier(struct notifier_block *nb);
128extern void unregister_dock_notifier(struct notifier_block *nb);
129extern int register_hotplug_dock_device(acpi_handle handle,
130 struct acpi_dock_ops *ops,
131 void *context);
132extern void unregister_hotplug_dock_device(acpi_handle handle);
133#else
134static inline int is_dock_device(acpi_handle handle)
135{
136 return 0;
137}
138static inline int register_dock_notifier(struct notifier_block *nb)
139{
140 return -ENODEV;
141}
142static inline void unregister_dock_notifier(struct notifier_block *nb)
143{
144}
145static inline int register_hotplug_dock_device(acpi_handle handle,
146 struct acpi_dock_ops *ops,
147 void *context)
148{
149 return -ENODEV;
150}
151static inline void unregister_hotplug_dock_device(acpi_handle handle)
152{
153}
154#endif
155
156/*--------------------------------------------------------------------------
157 Suspend/Resume
158 -------------------------------------------------------------------------- */
159extern int acpi_sleep_init(void);
160
161#endif /*__ACPI_DRIVERS_H__*/