xref: /linux/include/acpi/acpi_drivers.h (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
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 #define ACPI_MAX_STRING			80
30 
31 /*
32  * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt
33  * if you add to this list.
34  */
35 #define ACPI_BUS_COMPONENT		0x00010000
36 #define ACPI_AC_COMPONENT		0x00020000
37 #define ACPI_BATTERY_COMPONENT		0x00040000
38 #define ACPI_BUTTON_COMPONENT		0x00080000
39 #define ACPI_SBS_COMPONENT		0x00100000
40 #define ACPI_FAN_COMPONENT		0x00200000
41 #define ACPI_PCI_COMPONENT		0x00400000
42 #define ACPI_POWER_COMPONENT		0x00800000
43 #define ACPI_CONTAINER_COMPONENT	0x01000000
44 #define ACPI_SYSTEM_COMPONENT		0x02000000
45 #define ACPI_THERMAL_COMPONENT		0x04000000
46 #define ACPI_MEMORY_DEVICE_COMPONENT	0x08000000
47 #define ACPI_VIDEO_COMPONENT		0x10000000
48 #define ACPI_PROCESSOR_COMPONENT	0x20000000
49 
50 /*
51  * _HID definitions
52  * HIDs must conform to ACPI spec(6.1.4)
53  * Linux specific HIDs do not apply to this and begin with LNX:
54  */
55 
56 #define ACPI_POWER_HID			"LNXPOWER"
57 #define ACPI_PROCESSOR_OBJECT_HID	"LNXCPU"
58 #define ACPI_SYSTEM_HID			"LNXSYSTM"
59 #define ACPI_THERMAL_HID		"LNXTHERM"
60 #define ACPI_BUTTON_HID_POWERF		"LNXPWRBN"
61 #define ACPI_BUTTON_HID_SLEEPF		"LNXSLPBN"
62 #define ACPI_VIDEO_HID			"LNXVIDEO"
63 #define ACPI_BAY_HID			"LNXIOBAY"
64 #define ACPI_DOCK_HID			"LNXDOCK"
65 /* Quirk for broken IBM BIOSes */
66 #define ACPI_SMBUS_IBM_HID		"SMBUSIBM"
67 
68 /*
69  * For fixed hardware buttons, we fabricate acpi_devices with HID
70  * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF.  Fixed hardware
71  * signals only an event; it doesn't supply a notification value.
72  * To allow drivers to treat notifications from fixed hardware the
73  * same as those from real devices, we turn the events into this
74  * notification value.
75  */
76 #define ACPI_FIXED_HARDWARE_EVENT	0x100
77 
78 /* --------------------------------------------------------------------------
79                                        PCI
80    -------------------------------------------------------------------------- */
81 
82 
83 /* ACPI PCI Interrupt Link (pci_link.c) */
84 
85 int acpi_irq_penalty_init(void);
86 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
87 			       int *polarity, char **name);
88 int acpi_pci_link_free_irq(acpi_handle handle);
89 
90 /* ACPI PCI Device Binding (pci_bind.c) */
91 
92 struct pci_bus;
93 
94 struct pci_dev *acpi_get_pci_dev(acpi_handle);
95 
96 /* Arch-defined function to add a bus to the system */
97 
98 struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
99 
100 #ifdef CONFIG_X86
101 void pci_acpi_crs_quirks(void);
102 #else
103 static inline void pci_acpi_crs_quirks(void) { }
104 #endif
105 
106 /* --------------------------------------------------------------------------
107                                     Processor
108    -------------------------------------------------------------------------- */
109 
110 #define ACPI_PROCESSOR_LIMIT_NONE	0x00
111 #define ACPI_PROCESSOR_LIMIT_INCREMENT	0x01
112 #define ACPI_PROCESSOR_LIMIT_DECREMENT	0x02
113 
114 /*--------------------------------------------------------------------------
115                                   Dock Station
116   -------------------------------------------------------------------------- */
117 
118 #ifdef CONFIG_ACPI_DOCK
119 extern int is_dock_device(struct acpi_device *adev);
120 #else
121 static inline int is_dock_device(struct acpi_device *adev)
122 {
123 	return 0;
124 }
125 #endif /* CONFIG_ACPI_DOCK */
126 
127 #endif /*__ACPI_DRIVERS_H__*/
128