acpi_drivers.h 3.6 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * acpi_drivers.h ($Revision: 31 $)
  4. *
  5. * Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
  6. * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
  7. */
  8. #ifndef __ACPI_DRIVERS_H__
  9. #define __ACPI_DRIVERS_H__
  10. #define ACPI_MAX_STRING 80
  11. /*
  12. * Please update drivers/acpi/debug.c and Documentation/firmware-guide/acpi/debug.rst
  13. * if you add to this list.
  14. */
  15. #define ACPI_BUS_COMPONENT 0x00010000
  16. #define ACPI_AC_COMPONENT 0x00020000
  17. #define ACPI_BATTERY_COMPONENT 0x00040000
  18. #define ACPI_BUTTON_COMPONENT 0x00080000
  19. #define ACPI_SBS_COMPONENT 0x00100000
  20. #define ACPI_FAN_COMPONENT 0x00200000
  21. #define ACPI_PCI_COMPONENT 0x00400000
  22. #define ACPI_POWER_COMPONENT 0x00800000
  23. #define ACPI_CONTAINER_COMPONENT 0x01000000
  24. #define ACPI_SYSTEM_COMPONENT 0x02000000
  25. #define ACPI_THERMAL_COMPONENT 0x04000000
  26. #define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000
  27. #define ACPI_VIDEO_COMPONENT 0x10000000
  28. #define ACPI_PROCESSOR_COMPONENT 0x20000000
  29. /*
  30. * _HID definitions
  31. * HIDs must conform to ACPI spec(6.1.4)
  32. * Linux specific HIDs do not apply to this and begin with LNX:
  33. */
  34. #define ACPI_POWER_HID "LNXPOWER"
  35. #define ACPI_PROCESSOR_OBJECT_HID "LNXCPU"
  36. #define ACPI_SYSTEM_HID "LNXSYSTM"
  37. #define ACPI_THERMAL_HID "LNXTHERM"
  38. #define ACPI_BUTTON_HID_POWERF "LNXPWRBN"
  39. #define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN"
  40. #define ACPI_VIDEO_HID "LNXVIDEO"
  41. #define ACPI_BAY_HID "LNXIOBAY"
  42. #define ACPI_DOCK_HID "LNXDOCK"
  43. #define ACPI_ECDT_HID "LNXEC"
  44. /* Quirk for broken IBM BIOSes */
  45. #define ACPI_SMBUS_IBM_HID "SMBUSIBM"
  46. /*
  47. * For fixed hardware buttons, we fabricate acpi_devices with HID
  48. * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware
  49. * signals only an event; it doesn't supply a notification value.
  50. * To allow drivers to treat notifications from fixed hardware the
  51. * same as those from real devices, we turn the events into this
  52. * notification value.
  53. */
  54. #define ACPI_FIXED_HARDWARE_EVENT 0x100
  55. /* --------------------------------------------------------------------------
  56. PCI
  57. -------------------------------------------------------------------------- */
  58. /* ACPI PCI Interrupt Link (pci_link.c) */
  59. int acpi_irq_penalty_init(void);
  60. int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
  61. int *polarity, char **name);
  62. int acpi_pci_link_free_irq(acpi_handle handle);
  63. /* ACPI PCI Device Binding (pci_bind.c) */
  64. struct pci_bus;
  65. #ifdef CONFIG_PCI
  66. struct pci_dev *acpi_get_pci_dev(acpi_handle);
  67. #else
  68. static inline struct pci_dev *acpi_get_pci_dev(acpi_handle handle)
  69. {
  70. return NULL;
  71. }
  72. #endif
  73. /* Arch-defined function to add a bus to the system */
  74. struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
  75. #ifdef CONFIG_X86
  76. void pci_acpi_crs_quirks(void);
  77. #else
  78. static inline void pci_acpi_crs_quirks(void) { }
  79. #endif
  80. /* --------------------------------------------------------------------------
  81. Processor
  82. -------------------------------------------------------------------------- */
  83. #define ACPI_PROCESSOR_LIMIT_NONE 0x00
  84. #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01
  85. #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02
  86. /*--------------------------------------------------------------------------
  87. Dock Station
  88. -------------------------------------------------------------------------- */
  89. #ifdef CONFIG_ACPI_DOCK
  90. extern int is_dock_device(struct acpi_device *adev);
  91. #else
  92. static inline int is_dock_device(struct acpi_device *adev)
  93. {
  94. return 0;
  95. }
  96. #endif /* CONFIG_ACPI_DOCK */
  97. #endif /*__ACPI_DRIVERS_H__*/