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
18typedef size_t acpi_size;
19typedef int acpi_status;
20typedef struct aml_node *acpi_handle;
21
22struct acpi_bus_event {
23	const char *device_class;
24	int type;
25};
26
27struct acpi_buffer {
28	size_t length;
29	void *pointer;
30};
31
32#define ACPI_ALLOCATE_BUFFER	(size_t)-1
33
34union 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
50struct acpi_object_list {
51	int count;
52	union acpi_object *pointer;
53};
54
55struct 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
66acpi_status acpi_evaluate_object(acpi_handle, const char *,
67	struct acpi_object_list *, struct acpi_buffer *);
68
69acpi_status acpi_get_handle(acpi_handle, const char *, acpi_handle *);
70acpi_status acpi_get_name(acpi_handle, int, struct acpi_buffer *);
71acpi_status acpi_get_table(const char *, int, struct acpi_table_header **);
72void 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
82const char *acpi_format_exception(acpi_status);
83
84struct notifier_block;
85
86int register_acpi_notifier(struct notifier_block *);
87int unregister_acpi_notifier(struct notifier_block *);
88
89int acpi_target_system_state(void);
90
91#endif
92