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 61 int acpi_irq_penalty_init(void); 62 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, 63 int *polarity, char **name); 64 int acpi_pci_link_free_irq(acpi_handle handle); 65 66 /* ACPI PCI Interrupt Routing (pci_irq.c) */ 67 68 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus); 69 void acpi_pci_irq_del_prt(int segment, int bus); 70 71 /* ACPI PCI Device Binding (pci_bind.c) */ 72 73 struct pci_bus; 74 75 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id); 76 int acpi_pci_bind(struct acpi_device *device); 77 int 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 82 struct 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 90 int acpi_device_sleep_wake(struct acpi_device *dev, 91 int enable, int sleep_state, int dev_state); 92 int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state); 93 int acpi_disable_wakeup_device_power(struct acpi_device *dev); 94 int acpi_power_get_inferred_state(struct acpi_device *device); 95 int acpi_power_transition(struct acpi_device *device, int state); 96 #endif 97 98 /* -------------------------------------------------------------------------- 99 Embedded Controller 100 -------------------------------------------------------------------------- */ 101 #ifdef CONFIG_ACPI_EC 102 int acpi_ec_ecdt_probe(void); 103 #endif 104 105 /* -------------------------------------------------------------------------- 106 Processor 107 -------------------------------------------------------------------------- */ 108 109 #define ACPI_PROCESSOR_LIMIT_NONE 0x00 110 #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 111 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 112 113 int acpi_processor_set_thermal_limit(acpi_handle handle, int type); 114 115 /*-------------------------------------------------------------------------- 116 Dock Station 117 -------------------------------------------------------------------------- */ 118 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE) 119 extern int is_dock_device(acpi_handle handle); 120 extern int register_dock_notifier(struct notifier_block *nb); 121 extern void unregister_dock_notifier(struct notifier_block *nb); 122 extern int register_hotplug_dock_device(acpi_handle handle, 123 acpi_notify_handler handler, 124 void *context); 125 extern void unregister_hotplug_dock_device(acpi_handle handle); 126 #else 127 static inline int is_dock_device(acpi_handle handle) 128 { 129 return 0; 130 } 131 static inline int register_dock_notifier(struct notifier_block *nb) 132 { 133 return -ENODEV; 134 } 135 static inline void unregister_dock_notifier(struct notifier_block *nb) 136 { 137 } 138 static inline int register_hotplug_dock_device(acpi_handle handle, 139 acpi_notify_handler handler, 140 void *context) 141 { 142 return -ENODEV; 143 } 144 static inline void unregister_hotplug_dock_device(acpi_handle handle) 145 { 146 } 147 #endif 148 149 /*-------------------------------------------------------------------------- 150 Suspend/Resume 151 -------------------------------------------------------------------------- */ 152 extern int acpi_sleep_init(void); 153 154 #endif /*__ACPI_DRIVERS_H__*/ 155