LXR linux/include/acpi/acpi

   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/*
  38 * _HID definitions
  39 * HIDs must conform to ACPI spec(6.1.4)
  40 * Linux specific HIDs do not apply to this and begin with LNX:
  41 */
  42
  43#define ACPI_POWER_HID                  "LNXPOWER"
  44#define ACPI_PROCESSOR_HID              "ACPI0007"
  45#define ACPI_SYSTEM_HID                 "LNXSYSTM"
  46#define ACPI_THERMAL_HID                "LNXTHERM"
  47#define ACPI_BUTTON_HID_POWERF          "LNXPWRBN"
  48#define ACPI_BUTTON_HID_SLEEPF          "LNXSLPBN"
  49#define ACPI_VIDEO_HID                  "LNXVIDEO"
  50#define ACPI_BAY_HID                    "LNXIOBAY"
  51#define ACPI_DOCK_HID                   "LNXDOCK"
  52
  53/* --------------------------------------------------------------------------
  54                                       PCI
  55   -------------------------------------------------------------------------- */
  56
  57#define ACPI_PCI_COMPONENT              0x00400000
  58
  59/* ACPI PCI Interrupt Link (pci_link.c) */
  60
  61int acpi_irq_penalty_init(void);
  62int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
  63                               int *polarity, char **name);
  64int acpi_pci_link_free_irq(acpi_handle handle);
  65
  66/* ACPI PCI Interrupt Routing (pci_irq.c) */
  67
  68int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus);
  69void acpi_pci_irq_del_prt(int segment, int bus);
  70
  71/* ACPI PCI Device Binding (pci_bind.c) */
  72
  73struct pci_bus;
  74
  75acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id);
  76int acpi_pci_bind(struct acpi_device *device);
  77int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id,
  78                       struct pci_bus *bus);
  79
  80/* Arch-defined function to add a bus to the system */
  81
  82struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
  83                                   int bus);
  84
  85/* --------------------------------------------------------------------------
  86                                  Power Resource
  87   -------------------------------------------------------------------------- */
  88
  89#ifdef CONFIG_ACPI_POWER
  90int acpi_enable_wakeup_device_power(struct acpi_device *dev);
  91int acpi_disable_wakeup_device_power(struct acpi_device *dev);
  92int acpi_power_get_inferred_state(struct acpi_device *device);
  93int acpi_power_transition(struct acpi_device *device, int state);
  94#endif
  95
  96/* --------------------------------------------------------------------------
  97                                  Embedded Controller
  98   -------------------------------------------------------------------------- */
  99#ifdef CONFIG_ACPI_EC
 100int acpi_ec_ecdt_probe(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
 111int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
 112
 113/*--------------------------------------------------------------------------
 114                                  Dock Station
 115  -------------------------------------------------------------------------- */
 116#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
 117extern int is_dock_device(acpi_handle handle);
 118extern int register_dock_notifier(struct notifier_block *nb);
 119extern void unregister_dock_notifier(struct notifier_block *nb);
 120extern int register_hotplug_dock_device(acpi_handle handle,
 121                                        acpi_notify_handler handler,
 122                                        void *context);
 123extern void unregister_hotplug_dock_device(acpi_handle handle);
 124#else
 125static inline int is_dock_device(acpi_handle handle)
 126{
 127        return 0;
 128}
 129static inline int register_dock_notifier(struct notifier_block *nb)
 130{
 131        return -ENODEV;
 132}
 133static inline void unregister_dock_notifier(struct notifier_block *nb)
 134{
 135}
 136static inline int register_hotplug_dock_device(acpi_handle handle,
 137                                               acpi_notify_handler handler,
 138                                               void *context)
 139{
 140        return -ENODEV;
 141}
 142static inline void unregister_hotplug_dock_device(acpi_handle handle)
 143{
 144}
 145#endif
 146
 147/*--------------------------------------------------------------------------
 148                                  Suspend/Resume
 149  -------------------------------------------------------------------------- */
 150extern int acpi_sleep_init(void);
 151
 152#endif /*__ACPI_DRIVERS_H__*/
 153