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  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
20  */
21 
22 #ifndef __ACPI_DRIVERS_H__
23 #define __ACPI_DRIVERS_H__
24 
25 #define ACPI_MAX_STRING			80
26 
27 /*
28  * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt
29  * if you add to this list.
30  */
31 #define ACPI_BUS_COMPONENT		0x00010000
32 #define ACPI_AC_COMPONENT		0x00020000
33 #define ACPI_BATTERY_COMPONENT		0x00040000
34 #define ACPI_BUTTON_COMPONENT		0x00080000
35 #define ACPI_SBS_COMPONENT		0x00100000
36 #define ACPI_FAN_COMPONENT		0x00200000
37 #define ACPI_PCI_COMPONENT		0x00400000
38 #define ACPI_POWER_COMPONENT		0x00800000
39 #define ACPI_CONTAINER_COMPONENT	0x01000000
40 #define ACPI_SYSTEM_COMPONENT		0x02000000
41 #define ACPI_THERMAL_COMPONENT		0x04000000
42 #define ACPI_MEMORY_DEVICE_COMPONENT	0x08000000
43 #define ACPI_VIDEO_COMPONENT		0x10000000
44 #define ACPI_PROCESSOR_COMPONENT	0x20000000
45 
46 /*
47  * _HID definitions
48  * HIDs must conform to ACPI spec(6.1.4)
49  * Linux specific HIDs do not apply to this and begin with LNX:
50  */
51 
52 #define ACPI_POWER_HID			"LNXPOWER"
53 #define ACPI_PROCESSOR_OBJECT_HID	"LNXCPU"
54 #define ACPI_SYSTEM_HID			"LNXSYSTM"
55 #define ACPI_THERMAL_HID		"LNXTHERM"
56 #define ACPI_BUTTON_HID_POWERF		"LNXPWRBN"
57 #define ACPI_BUTTON_HID_SLEEPF		"LNXSLPBN"
58 #define ACPI_VIDEO_HID			"LNXVIDEO"
59 #define ACPI_BAY_HID			"LNXIOBAY"
60 #define ACPI_DOCK_HID			"LNXDOCK"
61 #define ACPI_ECDT_HID			"LNXEC"
62 /* Quirk for broken IBM BIOSes */
63 #define ACPI_SMBUS_IBM_HID		"SMBUSIBM"
64 
65 /*
66  * For fixed hardware buttons, we fabricate acpi_devices with HID
67  * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF.  Fixed hardware
68  * signals only an event; it doesn't supply a notification value.
69  * To allow drivers to treat notifications from fixed hardware the
70  * same as those from real devices, we turn the events into this
71  * notification value.
72  */
73 #define ACPI_FIXED_HARDWARE_EVENT	0x100
74 
75 /* --------------------------------------------------------------------------
76                                        PCI
77    -------------------------------------------------------------------------- */
78 
79 
80 /* ACPI PCI Interrupt Link (pci_link.c) */
81 
82 int acpi_irq_penalty_init(void);
83 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
84 			       int *polarity, char **name);
85 int acpi_pci_link_free_irq(acpi_handle handle);
86 
87 /* ACPI PCI Device Binding (pci_bind.c) */
88 
89 struct pci_bus;
90 
91 struct pci_dev *acpi_get_pci_dev(acpi_handle);
92 
93 /* Arch-defined function to add a bus to the system */
94 
95 struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
96 
97 #ifdef CONFIG_X86
98 void pci_acpi_crs_quirks(void);
99 #else
pci_acpi_crs_quirks(void)100 static inline void pci_acpi_crs_quirks(void) { }
101 #endif
102 
103 /* --------------------------------------------------------------------------
104                                     Processor
105    -------------------------------------------------------------------------- */
106 
107 #define ACPI_PROCESSOR_LIMIT_NONE	0x00
108 #define ACPI_PROCESSOR_LIMIT_INCREMENT	0x01
109 #define ACPI_PROCESSOR_LIMIT_DECREMENT	0x02
110 
111 /*--------------------------------------------------------------------------
112                                   Dock Station
113   -------------------------------------------------------------------------- */
114 
115 #ifdef CONFIG_ACPI_DOCK
116 extern int is_dock_device(struct acpi_device *adev);
117 #else
is_dock_device(struct acpi_device * adev)118 static inline int is_dock_device(struct acpi_device *adev)
119 {
120 	return 0;
121 }
122 #endif /* CONFIG_ACPI_DOCK */
123 
124 #endif /*__ACPI_DRIVERS_H__*/
125