include/acpi/acpi_drivers.h

   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 /* _HID definitions */
  38
  39 #define ACPI_POWER_HID                  "ACPI_PWR"
  40 #define ACPI_PROCESSOR_HID              "ACPI_CPU"
  41 #define ACPI_SYSTEM_HID                 "ACPI_SYS"
  42 #define ACPI_THERMAL_HID                "ACPI_THM"
  43 #define ACPI_BUTTON_HID_POWERF          "ACPI_FPB"
  44 #define ACPI_BUTTON_HID_SLEEPF          "ACPI_FSB"
  45
  46 /* --------------------------------------------------------------------------
  47                                        PCI
  48    -------------------------------------------------------------------------- */
  49
  50 #define ACPI_PCI_COMPONENT              0x00400000
  51
  52 /* ACPI PCI Interrupt Link (pci_link.c) */
  53
  54 int acpi_irq_penalty_init(void);
  55 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
  56                                int *polarity, char **name);
  57 int acpi_pci_link_free_irq(acpi_handle handle);
  58
  59 /* ACPI PCI Interrupt Routing (pci_irq.c) */
  60
  61 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus);
  62 void acpi_pci_irq_del_prt(int segment, int bus);
  63
  64 /* ACPI PCI Device Binding (pci_bind.c) */
  65
  66 struct pci_bus;
  67
  68 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id);
  69 int acpi_pci_bind(struct acpi_device *device);
  70 int acpi_pci_unbind(struct acpi_device *device);
  71 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id,
  72                        struct pci_bus *bus);
  73
  74 /* Arch-defined function to add a bus to the system */
  75
  76 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
  77                                    int bus);
  78
  79 /* --------------------------------------------------------------------------
  80                                   Power Resource
  81    -------------------------------------------------------------------------- */
  82
  83 #ifdef CONFIG_ACPI_POWER
  84 int acpi_enable_wakeup_device_power(struct acpi_device *dev);
  85 int acpi_disable_wakeup_device_power(struct acpi_device *dev);
  86 int acpi_power_get_inferred_state(struct acpi_device *device);
  87 int acpi_power_transition(struct acpi_device *device, int state);
  88 #endif
  89
  90 /* --------------------------------------------------------------------------
  91                                   Embedded Controller
  92    -------------------------------------------------------------------------- */
  93 #ifdef CONFIG_ACPI_EC
  94 int acpi_ec_ecdt_probe(void);
  95 #endif
  96
  97 /* --------------------------------------------------------------------------
  98                                     Processor
  99    -------------------------------------------------------------------------- */
 100
 101 #define ACPI_PROCESSOR_LIMIT_NONE       0x00
 102 #define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
 103 #define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02
 104
 105 int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
 106
 107 /* --------------------------------------------------------------------------
 108                                     Hot Keys
 109    -------------------------------------------------------------------------- */
 110
 111 extern int acpi_specific_hotkey_enabled;
 112
 113 /*--------------------------------------------------------------------------
 114                                   Dock Station
 115   -------------------------------------------------------------------------- */
 116 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
 117 extern int is_dock_device(acpi_handle handle);
 118 extern int register_dock_notifier(struct notifier_block *nb);
 119 extern void unregister_dock_notifier(struct notifier_block *nb);
 120 extern int register_hotplug_dock_device(acpi_handle handle,
 121         acpi_notify_handler handler, void *context);
 122 extern void unregister_hotplug_dock_device(acpi_handle handle);
 123 #else
 124 #define is_dock_device(h)                       (0)
 125 #define register_dock_notifier(nb)              (-ENODEV)
 126 #define unregister_dock_notifier(nb)            do { } while(0)
 127 #define register_hotplug_dock_device(h1, h2, c) (-ENODEV)
 128 #define unregister_hotplug_dock_device(h)       do { } while(0)
 129 #endif
 130 #endif /*__ACPI_DRIVERS_H__*/