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Linux/include/acpi/acpi_drivers.h

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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       "LNXCPU"
 61 #define ACPI_SYSTEM_HID                 "LNXSYSTM"
 62 #define ACPI_THERMAL_HID                "LNXTHERM"
 63 #define ACPI_BUTTON_HID_POWERF          "LNXPWRBN"
 64 #define ACPI_BUTTON_HID_SLEEPF          "LNXSLPBN"
 65 #define ACPI_VIDEO_HID                  "LNXVIDEO"
 66 #define ACPI_BAY_HID                    "LNXIOBAY"
 67 #define ACPI_DOCK_HID                   "LNXDOCK"
 68 /* Quirk for broken IBM BIOSes */
 69 #define ACPI_SMBUS_IBM_HID              "SMBUSIBM"
 70 
 71 /*
 72  * For fixed hardware buttons, we fabricate acpi_devices with HID
 73  * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF.  Fixed hardware
 74  * signals only an event; it doesn't supply a notification value.
 75  * To allow drivers to treat notifications from fixed hardware the
 76  * same as those from real devices, we turn the events into this
 77  * notification value.
 78  */
 79 #define ACPI_FIXED_HARDWARE_EVENT       0x100
 80 
 81 /* --------------------------------------------------------------------------
 82                                        PCI
 83    -------------------------------------------------------------------------- */
 84 
 85 
 86 /* ACPI PCI Interrupt Link (pci_link.c) */
 87 
 88 int acpi_irq_penalty_init(void);
 89 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
 90                                int *polarity, char **name);
 91 int acpi_pci_link_free_irq(acpi_handle handle);
 92 
 93 /* ACPI PCI Device Binding (pci_bind.c) */
 94 
 95 struct pci_bus;
 96 
 97 struct pci_dev *acpi_get_pci_dev(acpi_handle);
 98 
 99 /* Arch-defined function to add a bus to the system */
100 
101 struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
102 void pci_acpi_crs_quirks(void);
103 
104 /* --------------------------------------------------------------------------
105                                     Processor
106    -------------------------------------------------------------------------- */
107 
108 #define ACPI_PROCESSOR_LIMIT_NONE       0x00
109 #define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
110 #define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02
111 
112 /*--------------------------------------------------------------------------
113                                   Dock Station
114   -------------------------------------------------------------------------- */
115 struct acpi_dock_ops {
116         acpi_notify_handler fixup;
117         acpi_notify_handler handler;
118         acpi_notify_handler uevent;
119 };
120 
121 #ifdef CONFIG_ACPI_DOCK
122 extern int is_dock_device(acpi_handle handle);
123 extern int register_hotplug_dock_device(acpi_handle handle,
124                                         const struct acpi_dock_ops *ops,
125                                         void *context,
126                                         void (*init)(void *),
127                                         void (*release)(void *));
128 extern void unregister_hotplug_dock_device(acpi_handle handle);
129 #else
130 static inline int is_dock_device(acpi_handle handle)
131 {
132         return 0;
133 }
134 static inline int register_hotplug_dock_device(acpi_handle handle,
135                                                const struct acpi_dock_ops *ops,
136                                                void *context,
137                                                void (*init)(void *),
138                                                void (*release)(void *))
139 {
140         return -ENODEV;
141 }
142 static inline void unregister_hotplug_dock_device(acpi_handle handle)
143 {
144 }
145 #endif /* CONFIG_ACPI_DOCK */
146 
147 #endif /*__ACPI_DRIVERS_H__*/
148 

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