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 69 /* 70 * For fixed hardware buttons, we fabricate acpi_devices with HID 71 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware 72 * signals only an event; it doesn't supply a notification value. 73 * To allow drivers to treat notifications from fixed hardware the 74 * same as those from real devices, we turn the events into this 75 * notification value. 76 */ 77 #define ACPI_FIXED_HARDWARE_EVENT 0x100 78 79 /* -------------------------------------------------------------------------- 80 PCI 81 -------------------------------------------------------------------------- */ 82 83 84 /* ACPI PCI Interrupt Link (pci_link.c) */ 85 86 int acpi_irq_penalty_init(void); 87 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, 88 int *polarity, char **name); 89 int acpi_pci_link_free_irq(acpi_handle handle); 90 91 /* ACPI PCI Interrupt Routing (pci_irq.c) */ 92 93 int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus); 94 void acpi_pci_irq_del_prt(struct pci_bus *bus); 95 96 /* ACPI PCI Device Binding (pci_bind.c) */ 97 98 struct pci_bus; 99 100 struct pci_dev *acpi_get_pci_dev(acpi_handle); 101 int acpi_pci_bind_root(struct acpi_device *device); 102 103 /* Arch-defined function to add a bus to the system */ 104 105 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain, 106 int bus); 107 void pci_acpi_crs_quirks(void); 108 109 /* -------------------------------------------------------------------------- 110 Processor 111 -------------------------------------------------------------------------- */ 112 113 #define ACPI_PROCESSOR_LIMIT_NONE 0x00 114 #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 115 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 116 117 int acpi_processor_set_thermal_limit(acpi_handle handle, int type); 118 119 /*-------------------------------------------------------------------------- 120 Dock Station 121 -------------------------------------------------------------------------- */ 122 struct acpi_dock_ops { 123 acpi_notify_handler handler; 124 acpi_notify_handler uevent; 125 }; 126 127 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE) 128 extern int is_dock_device(acpi_handle handle); 129 extern int register_dock_notifier(struct notifier_block *nb); 130 extern void unregister_dock_notifier(struct notifier_block *nb); 131 extern int register_hotplug_dock_device(acpi_handle handle, 132 struct acpi_dock_ops *ops, 133 void *context); 134 extern void unregister_hotplug_dock_device(acpi_handle handle); 135 #else 136 static inline int is_dock_device(acpi_handle handle) 137 { 138 return 0; 139 } 140 static inline int register_dock_notifier(struct notifier_block *nb) 141 { 142 return -ENODEV; 143 } 144 static inline void unregister_dock_notifier(struct notifier_block *nb) 145 { 146 } 147 static inline int register_hotplug_dock_device(acpi_handle handle, 148 struct acpi_dock_ops *ops, 149 void *context) 150 { 151 return -ENODEV; 152 } 153 static inline void unregister_hotplug_dock_device(acpi_handle handle) 154 { 155 } 156 #endif 157 158 #endif /*__ACPI_DRIVERS_H__*/ 159