1 /* Public domain. */ 2 3 #ifndef _LINUX_ACPI_H 4 #define _LINUX_ACPI_H 5 6 #include <sys/types.h> 7 #include <sys/param.h> 8 9 #ifdef __HAVE_ACPI 10 #include <dev/acpi/acpireg.h> 11 #include <dev/acpi/acpivar.h> 12 #endif 13 14 #include <linux/irqdomain.h> 15 #include <linux/module.h> 16 #include <linux/property.h> 17 18 typedef size_t acpi_size; 19 typedef int acpi_status; 20 typedef struct aml_node *acpi_handle; 21 22 struct acpi_bus_event { 23 const char *device_class; 24 int type; 25 }; 26 27 struct acpi_buffer { 28 size_t length; 29 void *pointer; 30 }; 31 32 #define ACPI_ALLOCATE_BUFFER (size_t)-1 33 34 union acpi_object { 35 int type; 36 struct { 37 int type; 38 uint64_t value; 39 } integer; 40 struct { 41 int type; 42 size_t length; 43 void *pointer; 44 } buffer; 45 }; 46 47 #define ACPI_TYPE_INTEGER 1 48 #define ACPI_TYPE_BUFFER 3 49 50 struct acpi_object_list { 51 int count; 52 union acpi_object *pointer; 53 }; 54 55 struct acpi_table_header; 56 57 #define ACPI_SUCCESS(x) ((x) == 0) 58 #define ACPI_FAILURE(x) ((x) != 0) 59 #define return_ACPI_STATUS(x) return(x) 60 61 #define AE_ERROR 1 62 #define AE_NOT_FOUND 2 63 #define AE_BAD_PARAMETER 3 64 #define AE_NOT_EXIST 4 65 66 acpi_status acpi_evaluate_object(acpi_handle, const char *, 67 struct acpi_object_list *, struct acpi_buffer *); 68 69 acpi_status acpi_get_handle(acpi_handle, const char *, acpi_handle *); 70 acpi_status acpi_get_name(acpi_handle, int, struct acpi_buffer *); 71 acpi_status acpi_get_table(const char *, int, struct acpi_table_header **); 72 void acpi_put_table(struct acpi_table_header *); 73 74 #define ACPI_FULL_PATHNAME 1 75 76 #define ACPI_VIDEO_CLASS "video" 77 78 #define ACPI_VIDEO_NOTIFY_PROBE 0x81 79 80 #define ACPI_HANDLE(x) ((x)->node) 81 82 const char *acpi_format_exception(acpi_status); 83 84 struct notifier_block; 85 86 int register_acpi_notifier(struct notifier_block *); 87 int unregister_acpi_notifier(struct notifier_block *); 88 89 int acpi_target_system_state(void); 90 91 extern struct acpi_fadt acpi_gbl_FADT; 92 #define ACPI_FADT_LOW_POWER_S0 (1 << 21) 93 94 #endif 95