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1 #ifndef __DMI_H__
2 #define __DMI_H__
3
4 #include <linux/list.h>
5 #include <linux/mod_devicetable.h>
6
7 /* enum dmi_field is in mod_devicetable.h */
8
9 enum dmi_device_type {
10 DMI_DEV_TYPE_ANY = 0,
11 DMI_DEV_TYPE_OTHER,
12 DMI_DEV_TYPE_UNKNOWN,
13 DMI_DEV_TYPE_VIDEO,
14 DMI_DEV_TYPE_SCSI,
15 DMI_DEV_TYPE_ETHERNET,
16 DMI_DEV_TYPE_TOKENRING,
17 DMI_DEV_TYPE_SOUND,
18 DMI_DEV_TYPE_PATA,
19 DMI_DEV_TYPE_SATA,
20 DMI_DEV_TYPE_SAS,
21 DMI_DEV_TYPE_IPMI = -1,
22 DMI_DEV_TYPE_OEM_STRING = -2,
23 DMI_DEV_TYPE_DEV_ONBOARD = -3,
24 };
25
26 struct dmi_header {
27 u8 type;
28 u8 length;
29 u16 handle;
30 };
31
32 struct dmi_device {
33 struct list_head list;
34 int type;
35 const char *name;
36 void *device_data; /* Type specific data */
37 };
38
39 #ifdef CONFIG_DMI
40
41 struct dmi_dev_onboard {
42 struct dmi_device dev;
43 int instance;
44 int segment;
45 int bus;
46 int devfn;
47 };
48
49 extern int dmi_check_system(const struct dmi_system_id *list);
50 const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
51 extern const char * dmi_get_system_info(int field);
52 extern const struct dmi_device * dmi_find_device(int type, const char *name,
53 const struct dmi_device *from);
54 extern void dmi_scan_machine(void);
55 extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
56 extern int dmi_name_in_vendors(const char *str);
57 extern int dmi_name_in_serial(const char *str);
58 extern int dmi_available;
59 extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
60 void *private_data);
61 extern bool dmi_match(enum dmi_field f, const char *str);
62
63 #else
64
65 static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
66 static inline const char * dmi_get_system_info(int field) { return NULL; }
67 static inline const struct dmi_device * dmi_find_device(int type, const char *name,
68 const struct dmi_device *from) { return NULL; }
69 static inline void dmi_scan_machine(void) { return; }
70 static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
71 {
72 if (yearp)
73 *yearp = 0;
74 if (monthp)
75 *monthp = 0;
76 if (dayp)
77 *dayp = 0;
78 return false;
79 }
80 static inline int dmi_name_in_vendors(const char *s) { return 0; }
81 static inline int dmi_name_in_serial(const char *s) { return 0; }
82 #define dmi_available 0
83 static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
84 void *private_data) { return -1; }
85 static inline bool dmi_match(enum dmi_field f, const char *str)
86 { return false; }
87 static inline const struct dmi_system_id *
88 dmi_first_match(const struct dmi_system_id *list) { return NULL; }
89
90 #endif
91
92 #endif /* __DMI_H__ */