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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                                   Power Resource
 103    -------------------------------------------------------------------------- */
 104
 105 int acpi_device_sleep_wake(struct acpi_device *dev,
 106                            int enable, int sleep_state, int dev_state);
 107 int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state);
 108 int acpi_disable_wakeup_device_power(struct acpi_device *dev);
 109 int acpi_power_get_inferred_state(struct acpi_device *device);
 110 int acpi_power_transition(struct acpi_device *device, int state);
 111 extern int acpi_power_nocheck;
 112
 113 /* --------------------------------------------------------------------------
 114                                   Embedded Controller
 115    -------------------------------------------------------------------------- */
 116 int acpi_ec_ecdt_probe(void);
 117 int acpi_boot_ec_enable(void);
 118
 119 /* --------------------------------------------------------------------------
 120                                     Processor
 121    -------------------------------------------------------------------------- */
 122
 123 #define ACPI_PROCESSOR_LIMIT_NONE       0x00
 124 #define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
 125 #define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02
 126
 127 int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
 128
 129 /*--------------------------------------------------------------------------
 130                                   Dock Station
 131   -------------------------------------------------------------------------- */
 132 struct acpi_dock_ops {
 133         acpi_notify_handler handler;
 134         acpi_notify_handler uevent;
 135 };
 136
 137 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
 138 extern int is_dock_device(acpi_handle handle);
 139 extern int register_dock_notifier(struct notifier_block *nb);
 140 extern void unregister_dock_notifier(struct notifier_block *nb);
 141 extern int register_hotplug_dock_device(acpi_handle handle,
 142                                         struct acpi_dock_ops *ops,
 143                                         void *context);
 144 extern void unregister_hotplug_dock_device(acpi_handle handle);
 145 #else
 146 static inline int is_dock_device(acpi_handle handle)
 147 {
 148         return 0;
 149 }
 150 static inline int register_dock_notifier(struct notifier_block *nb)
 151 {
 152         return -ENODEV;
 153 }
 154 static inline void unregister_dock_notifier(struct notifier_block *nb)
 155 {
 156 }
 157 static inline int register_hotplug_dock_device(acpi_handle handle,
 158                                                struct acpi_dock_ops *ops,
 159                                                void *context)
 160 {
 161         return -ENODEV;
 162 }
 163 static inline void unregister_hotplug_dock_device(acpi_handle handle)
 164 {
 165 }
 166 #endif
 167
 168 /*--------------------------------------------------------------------------
 169                                   Suspend/Resume
 170   -------------------------------------------------------------------------- */
 171 extern int acpi_sleep_init(void);
 172
 173 #endif /*__ACPI_DRIVERS_H__*/