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 /* _HID definitions */ 38 39 #define ACPI_POWER_HID "power_resource" 40 #define ACPI_PROCESSOR_HID "ACPI0007" 41 #define ACPI_SYSTEM_HID "acpi_system" 42 #define ACPI_THERMAL_HID "thermal" 43 #define ACPI_BUTTON_HID_POWERF "button_power" 44 #define ACPI_BUTTON_HID_SLEEPF "button_sleep" 45 #define ACPI_VIDEO_HID "video" 46 #define ACPI_BAY_HID "bay" 47 /* -------------------------------------------------------------------------- 48 PCI 49 -------------------------------------------------------------------------- */ 50 51 #define ACPI_PCI_COMPONENT 0x00400000 52 53 /* ACPI PCI Interrupt Link (pci_link.c) */ 54 55 int acpi_irq_penalty_init(void); 56 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, 57 int *polarity, char **name); 58 int acpi_pci_link_free_irq(acpi_handle handle); 59 60 /* ACPI PCI Interrupt Routing (pci_irq.c) */ 61 62 int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus); 63 void acpi_pci_irq_del_prt(int segment, int bus); 64 65 /* ACPI PCI Device Binding (pci_bind.c) */ 66 67 struct pci_bus; 68 69 acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id); 70 int acpi_pci_bind(struct acpi_device *device); 71 int acpi_pci_unbind(struct acpi_device *device); 72 int acpi_pci_bind_root(struct acpi_device *device, struct acpi_pci_id *id, 73 struct pci_bus *bus); 74 75 /* Arch-defined function to add a bus to the system */ 76 77 struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain, 78 int bus); 79 80 /* -------------------------------------------------------------------------- 81 Power Resource 82 -------------------------------------------------------------------------- */ 83 84 #ifdef CONFIG_ACPI_POWER 85 int acpi_enable_wakeup_device_power(struct acpi_device *dev); 86 int acpi_disable_wakeup_device_power(struct acpi_device *dev); 87 int acpi_power_get_inferred_state(struct acpi_device *device); 88 int acpi_power_transition(struct acpi_device *device, int state); 89 #endif 90 91 /* -------------------------------------------------------------------------- 92 Embedded Controller 93 -------------------------------------------------------------------------- */ 94 #ifdef CONFIG_ACPI_EC 95 int acpi_ec_ecdt_probe(void); 96 #endif 97 98 /* -------------------------------------------------------------------------- 99 Processor 100 -------------------------------------------------------------------------- */ 101 102 #define ACPI_PROCESSOR_LIMIT_NONE 0x00 103 #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 104 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 105 106 int acpi_processor_set_thermal_limit(acpi_handle handle, int type); 107 108 /*-------------------------------------------------------------------------- 109 Dock Station 110 -------------------------------------------------------------------------- */ 111 #if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE) 112 extern int is_dock_device(acpi_handle handle); 113 extern int register_dock_notifier(struct notifier_block *nb); 114 extern void unregister_dock_notifier(struct notifier_block *nb); 115 extern int register_hotplug_dock_device(acpi_handle handle, 116 acpi_notify_handler handler, 117 void *context); 118 extern void unregister_hotplug_dock_device(acpi_handle handle); 119 #else 120 static inline int is_dock_device(acpi_handle handle) 121 { 122 return 0; 123 } 124 static inline int register_dock_notifier(struct notifier_block *nb) 125 { 126 return -ENODEV; 127 } 128 static inline void unregister_dock_notifier(struct notifier_block *nb) 129 { 130 } 131 static inline int register_hotplug_dock_device(acpi_handle handle, 132 acpi_notify_handler handler, 133 void *context) 134 { 135 return -ENODEV; 136 } 137 static inline void unregister_hotplug_dock_device(acpi_handle handle) 138 { 139 } 140 #endif 141 142 /*-------------------------------------------------------------------------- 143 Suspend/Resume 144 -------------------------------------------------------------------------- */ 145 #ifdef CONFIG_ACPI_SLEEP 146 extern int acpi_sleep_init(void); 147 #else 148 #define acpi_sleep_init() do {} while (0) 149 #endif 150 151 #endif /*__ACPI_DRIVERS_H__*/ 152