Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...
[firefly-linux-kernel-4.4.55.git] / include / linux / dmi.h
1 #ifndef __DMI_H__
2 #define __DMI_H__
3
4 #include <linux/list.h>
5
6 enum dmi_field {
7         DMI_NONE,
8         DMI_BIOS_VENDOR,
9         DMI_BIOS_VERSION,
10         DMI_BIOS_DATE,
11         DMI_SYS_VENDOR,
12         DMI_PRODUCT_NAME,
13         DMI_PRODUCT_VERSION,
14         DMI_PRODUCT_SERIAL,
15         DMI_BOARD_VENDOR,
16         DMI_BOARD_NAME,
17         DMI_BOARD_VERSION,
18         DMI_STRING_MAX,
19 };
20
21 enum dmi_device_type {
22         DMI_DEV_TYPE_ANY = 0,
23         DMI_DEV_TYPE_OTHER,
24         DMI_DEV_TYPE_UNKNOWN,
25         DMI_DEV_TYPE_VIDEO,
26         DMI_DEV_TYPE_SCSI,
27         DMI_DEV_TYPE_ETHERNET,
28         DMI_DEV_TYPE_TOKENRING,
29         DMI_DEV_TYPE_SOUND,
30         DMI_DEV_TYPE_IPMI = -1,
31         DMI_DEV_TYPE_OEM_STRING = -2
32 };
33
34 struct dmi_header {
35         u8 type;
36         u8 length;
37         u16 handle;
38 };
39
40 /*
41  *      DMI callbacks for problem boards
42  */
43 struct dmi_strmatch {
44         u8 slot;
45         char *substr;
46 };
47
48 struct dmi_system_id {
49         int (*callback)(struct dmi_system_id *);
50         const char *ident;
51         struct dmi_strmatch matches[4];
52         void *driver_data;
53 };
54
55 #define DMI_MATCH(a, b) { a, b }
56
57 struct dmi_device {
58         struct list_head list;
59         int type;
60         const char *name;
61         void *device_data;      /* Type specific data */
62 };
63
64 #ifdef CONFIG_DMI
65
66 extern int dmi_check_system(struct dmi_system_id *list);
67 extern char * dmi_get_system_info(int field);
68 extern struct dmi_device * dmi_find_device(int type, const char *name,
69         struct dmi_device *from);
70 extern void dmi_scan_machine(void);
71 extern int dmi_get_year(int field);
72 extern int dmi_name_in_vendors(char *str);
73
74 #else
75
76 static inline int dmi_check_system(struct dmi_system_id *list) { return 0; }
77 static inline char * dmi_get_system_info(int field) { return NULL; }
78 static inline struct dmi_device * dmi_find_device(int type, const char *name,
79         struct dmi_device *from) { return NULL; }
80 static inline int dmi_get_year(int year) { return 0; }
81 static inline int dmi_name_in_vendors(char *s) { return 0; }
82
83 #endif
84
85 #endif  /* __DMI_H__ */