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 "ACPI_CPU" 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 PCI 72 -------------------------------------------------------------------------- */ 73 74 75 /* ACPI PCI Interrupt Link (pci_link.c) */ 76 77 int acpi_irq_penalty_init(void); 78 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, 79 int *polarity, char **name); 80 int acpi_pci_link_free_irq(acpi_handle handle); 81 82 /* ACPI PCI Interrupt Routing (pci_irq.c) */ 83 84 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus); 85 void acpi_pci_irq_del_prt(int segment, int bus); 86 87 /* ACPI PCI Device Binding (pci_bind.c) */ 88 89 struct pci_bus; 90 91 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id); 92 int acpi_pci_bind(struct acpi_device *device); 93 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id, 94 struct pci_bus *bus); 95 96 /* Arch-defined function to add a bus to the system */ 97 98 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain, 99 int bus); 100 101 /* -------------------------------------------------------------------------- 102 Power Resource 103 -------------------------------------------------------------------------- */ 104 105 int acpi_device_sleep_wake(struct acpi_device *dev, 106 int enable, int sleep_state, int dev_state); 107 int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state); 108 int acpi_disable_wakeup_device_power(struct acpi_device *dev); 109 int acpi_power_get_inferred_state(struct acpi_device *device); 110 int acpi_power_transition(struct acpi_device *device, int state); 111 extern int acpi_power_nocheck; 112 113 /* -------------------------------------------------------------------------- 114 Embedded Controller 115 -------------------------------------------------------------------------- */ 116 int acpi_ec_ecdt_probe(void); 117 int acpi_boot_ec_enable(void); 118 119 /* -------------------------------------------------------------------------- 120 Processor 121 -------------------------------------------------------------------------- */ 122 123 #define ACPI_PROCESSOR_LIMIT_NONE 0x00 124 #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 125 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 126 127 int acpi_processor_set_thermal_limit(acpi_handle handle, int type); 128 129 /*-------------------------------------------------------------------------- 130 Dock Station 131 -------------------------------------------------------------------------- */ 132 struct acpi_dock_ops { 133 acpi_notify_handler handler; 134 acpi_notify_handler uevent; 135 }; 136 137 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE) 138 extern int is_dock_device(acpi_handle handle); 139 extern int register_dock_notifier(struct notifier_block *nb); 140 extern void unregister_dock_notifier(struct notifier_block *nb); 141 extern int register_hotplug_dock_device(acpi_handle handle, 142 struct acpi_dock_ops *ops, 143 void *context); 144 extern void unregister_hotplug_dock_device(acpi_handle handle); 145 #else 146 static inline int is_dock_device(acpi_handle handle) 147 { 148 return 0; 149 } 150 static inline int register_dock_notifier(struct notifier_block *nb) 151 { 152 return -ENODEV; 153 } 154 static inline void unregister_dock_notifier(struct notifier_block *nb) 155 { 156 } 157 static inline int register_hotplug_dock_device(acpi_handle handle, 158 struct acpi_dock_ops *ops, 159 void *context) 160 { 161 return -ENODEV; 162 } 163 static inline void unregister_hotplug_dock_device(acpi_handle handle) 164 { 165 } 166 #endif 167 168 /*-------------------------------------------------------------------------- 169 Suspend/Resume 170 -------------------------------------------------------------------------- */ 171 extern int acpi_sleep_init(void); 172 173 #endif /*__ACPI_DRIVERS_H__*/ 174