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_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 * For fixed hardware buttons, we fabricate acpi_devices with HID 72 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware 73 * signals only an event; it doesn't supply a notification value. 74 * To allow drivers to treat notifications from fixed hardware the 75 * same as those from real devices, we turn the events into this 76 * notification value. 77 */ 78 #define ACPI_FIXED_HARDWARE_EVENT 0x100 79 80 /* -------------------------------------------------------------------------- 81 PCI 82 -------------------------------------------------------------------------- */ 83 84 85 /* ACPI PCI Interrupt Link (pci_link.c) */ 86 87 int acpi_irq_penalty_init(void); 88 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, 89 int *polarity, char **name); 90 int acpi_pci_link_free_irq(acpi_handle handle); 91 92 /* ACPI PCI Interrupt Routing (pci_irq.c) */ 93 94 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus); 95 void acpi_pci_irq_del_prt(int segment, int bus); 96 97 /* ACPI PCI Device Binding (pci_bind.c) */ 98 99 struct pci_bus; 100 101 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id); 102 int acpi_pci_bind(struct acpi_device *device); 103 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id, 104 struct pci_bus *bus); 105 106 /* Arch-defined function to add a bus to the system */ 107 108 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain, 109 int bus); 110 111 /* -------------------------------------------------------------------------- 112 Processor 113 -------------------------------------------------------------------------- */ 114 115 #define ACPI_PROCESSOR_LIMIT_NONE 0x00 116 #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 117 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 118 119 int acpi_processor_set_thermal_limit(acpi_handle handle, int type); 120 121 /*-------------------------------------------------------------------------- 122 Dock Station 123 -------------------------------------------------------------------------- */ 124 struct acpi_dock_ops { 125 acpi_notify_handler handler; 126 acpi_notify_handler uevent; 127 }; 128 129 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE) 130 extern int is_dock_device(acpi_handle handle); 131 extern int register_dock_notifier(struct notifier_block *nb); 132 extern void unregister_dock_notifier(struct notifier_block *nb); 133 extern int register_hotplug_dock_device(acpi_handle handle, 134 struct acpi_dock_ops *ops, 135 void *context); 136 extern void unregister_hotplug_dock_device(acpi_handle handle); 137 #else 138 static inline int is_dock_device(acpi_handle handle) 139 { 140 return 0; 141 } 142 static inline int register_dock_notifier(struct notifier_block *nb) 143 { 144 return -ENODEV; 145 } 146 static inline void unregister_dock_notifier(struct notifier_block *nb) 147 { 148 } 149 static inline int register_hotplug_dock_device(acpi_handle handle, 150 struct acpi_dock_ops *ops, 151 void *context) 152 { 153 return -ENODEV; 154 } 155 static inline void unregister_hotplug_dock_device(acpi_handle handle) 156 { 157 } 158 #endif 159 160 #endif /*__ACPI_DRIVERS_H__*/ 161