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 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 20 */ 21 22 #ifndef __ACPI_DRIVERS_H__ 23 #define __ACPI_DRIVERS_H__ 24 25 #define ACPI_MAX_STRING 80 26 27 /* 28 * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt 29 * if you add to this list. 30 */ 31 #define ACPI_BUS_COMPONENT 0x00010000 32 #define ACPI_AC_COMPONENT 0x00020000 33 #define ACPI_BATTERY_COMPONENT 0x00040000 34 #define ACPI_BUTTON_COMPONENT 0x00080000 35 #define ACPI_SBS_COMPONENT 0x00100000 36 #define ACPI_FAN_COMPONENT 0x00200000 37 #define ACPI_PCI_COMPONENT 0x00400000 38 #define ACPI_POWER_COMPONENT 0x00800000 39 #define ACPI_CONTAINER_COMPONENT 0x01000000 40 #define ACPI_SYSTEM_COMPONENT 0x02000000 41 #define ACPI_THERMAL_COMPONENT 0x04000000 42 #define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000 43 #define ACPI_VIDEO_COMPONENT 0x10000000 44 #define ACPI_PROCESSOR_COMPONENT 0x20000000 45 46 /* 47 * _HID definitions 48 * HIDs must conform to ACPI spec(6.1.4) 49 * Linux specific HIDs do not apply to this and begin with LNX: 50 */ 51 52 #define ACPI_POWER_HID "LNXPOWER" 53 #define ACPI_PROCESSOR_OBJECT_HID "LNXCPU" 54 #define ACPI_SYSTEM_HID "LNXSYSTM" 55 #define ACPI_THERMAL_HID "LNXTHERM" 56 #define ACPI_BUTTON_HID_POWERF "LNXPWRBN" 57 #define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN" 58 #define ACPI_VIDEO_HID "LNXVIDEO" 59 #define ACPI_BAY_HID "LNXIOBAY" 60 #define ACPI_DOCK_HID "LNXDOCK" 61 #define ACPI_ECDT_HID "LNXEC" 62 /* Quirk for broken IBM BIOSes */ 63 #define ACPI_SMBUS_IBM_HID "SMBUSIBM" 64 65 /* 66 * For fixed hardware buttons, we fabricate acpi_devices with HID 67 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware 68 * signals only an event; it doesn't supply a notification value. 69 * To allow drivers to treat notifications from fixed hardware the 70 * same as those from real devices, we turn the events into this 71 * notification value. 72 */ 73 #define ACPI_FIXED_HARDWARE_EVENT 0x100 74 75 /* -------------------------------------------------------------------------- 76 PCI 77 -------------------------------------------------------------------------- */ 78 79 80 /* ACPI PCI Interrupt Link (pci_link.c) */ 81 82 int acpi_irq_penalty_init(void); 83 int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, 84 int *polarity, char **name); 85 int acpi_pci_link_free_irq(acpi_handle handle); 86 87 /* ACPI PCI Device Binding (pci_bind.c) */ 88 89 struct pci_bus; 90 91 #ifdef CONFIG_PCI 92 struct pci_dev *acpi_get_pci_dev(acpi_handle); 93 #else 94 static inline struct pci_dev *acpi_get_pci_dev(acpi_handle handle) 95 { 96 return NULL; 97 } 98 #endif 99 100 /* Arch-defined function to add a bus to the system */ 101 102 struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root); 103 104 #ifdef CONFIG_X86 105 void pci_acpi_crs_quirks(void); 106 #else 107 static inline void pci_acpi_crs_quirks(void) { } 108 #endif 109 110 /* -------------------------------------------------------------------------- 111 Processor 112 -------------------------------------------------------------------------- */ 113 114 #define ACPI_PROCESSOR_LIMIT_NONE 0x00 115 #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 116 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 117 118 /*-------------------------------------------------------------------------- 119 Dock Station 120 -------------------------------------------------------------------------- */ 121 122 #ifdef CONFIG_ACPI_DOCK 123 extern int is_dock_device(struct acpi_device *adev); 124 #else 125 static inline int is_dock_device(struct acpi_device *adev) 126 { 127 return 0; 128 } 129 #endif /* CONFIG_ACPI_DOCK */ 130 131 #endif /*__ACPI_DRIVERS_H__*/ 132