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/*
  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
  88int acpi_irq_penalty_init(void);
  89int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
  90                               int *polarity, char **name);
  91int acpi_pci_link_free_irq(acpi_handle handle);
  92
  93/* ACPI PCI Device Binding (pci_bind.c) */
  94
  95struct pci_bus;
  96
  97struct pci_dev *acpi_get_pci_dev(acpi_handle);
  98
  99/* Arch-defined function to add a bus to the system */
 100
 101struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
 102void 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  -------------------------------------------------------------------------- */
 115struct 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
 122extern int is_dock_device(acpi_handle handle);
 123extern 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 *));
 128extern void unregister_hotplug_dock_device(acpi_handle handle);
 129#else
 130static inline int is_dock_device(acpi_handle handle)
 131{
 132        return 0;
 133}
 134static 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}
 142static inline void unregister_hotplug_dock_device(acpi_handle handle)
 143{
 144}
 145#endif /* CONFIG_ACPI_DOCK */
 146
 147#endif /*__ACPI_DRIVERS_H__*/
 148