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Merge tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg...
[mirror_ubuntu-bionic-kernel.git] / include / linux / dmi.h
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1da177e4
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1#ifndef __DMI_H__
2#define __DMI_H__
3
ebad6a42 4#include <linux/list.h>
d945b697 5#include <linux/mod_devicetable.h>
ebad6a42 6
d945b697 7/* enum dmi_field is in mod_devicetable.h */
1da177e4 8
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9enum 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,
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18 DMI_DEV_TYPE_PATA,
19 DMI_DEV_TYPE_SATA,
20 DMI_DEV_TYPE_SAS,
2e0c1f6c 21 DMI_DEV_TYPE_IPMI = -1,
b4bd7d59 22 DMI_DEV_TYPE_OEM_STRING = -2,
911e1c9b 23 DMI_DEV_TYPE_DEV_ONBOARD = -3,
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24};
25
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26enum dmi_entry_type {
27 DMI_ENTRY_BIOS = 0,
28 DMI_ENTRY_SYSTEM,
29 DMI_ENTRY_BASEBOARD,
30 DMI_ENTRY_CHASSIS,
31 DMI_ENTRY_PROCESSOR,
32 DMI_ENTRY_MEM_CONTROLLER,
33 DMI_ENTRY_MEM_MODULE,
34 DMI_ENTRY_CACHE,
35 DMI_ENTRY_PORT_CONNECTOR,
36 DMI_ENTRY_SYSTEM_SLOT,
37 DMI_ENTRY_ONBOARD_DEVICE,
38 DMI_ENTRY_OEMSTRINGS,
39 DMI_ENTRY_SYSCONF,
40 DMI_ENTRY_BIOS_LANG,
41 DMI_ENTRY_GROUP_ASSOC,
42 DMI_ENTRY_SYSTEM_EVENT_LOG,
43 DMI_ENTRY_PHYS_MEM_ARRAY,
44 DMI_ENTRY_MEM_DEVICE,
45 DMI_ENTRY_32_MEM_ERROR,
46 DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR,
47 DMI_ENTRY_MEM_DEV_MAPPED_ADDR,
48 DMI_ENTRY_BUILTIN_POINTING_DEV,
49 DMI_ENTRY_PORTABLE_BATTERY,
50 DMI_ENTRY_SYSTEM_RESET,
51 DMI_ENTRY_HW_SECURITY,
52 DMI_ENTRY_SYSTEM_POWER_CONTROLS,
53 DMI_ENTRY_VOLTAGE_PROBE,
54 DMI_ENTRY_COOLING_DEV,
55 DMI_ENTRY_TEMP_PROBE,
56 DMI_ENTRY_ELECTRICAL_CURRENT_PROBE,
57 DMI_ENTRY_OOB_REMOTE_ACCESS,
58 DMI_ENTRY_BIS_ENTRY,
59 DMI_ENTRY_SYSTEM_BOOT,
60 DMI_ENTRY_MGMT_DEV,
61 DMI_ENTRY_MGMT_DEV_COMPONENT,
62 DMI_ENTRY_MGMT_DEV_THRES,
63 DMI_ENTRY_MEM_CHANNEL,
64 DMI_ENTRY_IPMI_DEV,
65 DMI_ENTRY_SYS_POWER_SUPPLY,
66 DMI_ENTRY_ADDITIONAL,
67 DMI_ENTRY_ONBOARD_DEV_EXT,
68 DMI_ENTRY_MGMT_CONTROLLER_HOST,
69 DMI_ENTRY_INACTIVE = 126,
70 DMI_ENTRY_END_OF_TABLE = 127,
71};
72
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73struct dmi_header {
74 u8 type;
75 u8 length;
76 u16 handle;
77};
78
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79struct dmi_device {
80 struct list_head list;
81 int type;
82 const char *name;
83 void *device_data; /* Type specific data */
84};
1da177e4 85
e9928674 86#ifdef CONFIG_DMI
1da177e4 87
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88struct dmi_dev_onboard {
89 struct dmi_device dev;
90 int instance;
91 int segment;
92 int bus;
93 int devfn;
94};
95
1855256c 96extern int dmi_check_system(const struct dmi_system_id *list);
d7b1956f 97const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
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98extern const char * dmi_get_system_info(int field);
99extern const struct dmi_device * dmi_find_device(int type, const char *name,
100 const struct dmi_device *from);
e9928674 101extern void dmi_scan_machine(void);
98e5e1bf 102extern void dmi_set_dump_stack_arch_desc(void);
3e5cd1f2 103extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
1855256c 104extern int dmi_name_in_vendors(const char *str);
fd8cd7e1 105extern int dmi_name_in_serial(const char *str);
81b4e1f6 106extern int dmi_available;
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107extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
108 void *private_data);
d61c72e5 109extern bool dmi_match(enum dmi_field f, const char *str);
e9928674 110
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111#else
112
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113static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
114static inline const char * dmi_get_system_info(int field) { return NULL; }
115static inline const struct dmi_device * dmi_find_device(int type, const char *name,
116 const struct dmi_device *from) { return NULL; }
7ae9392c 117static inline void dmi_scan_machine(void) { return; }
98e5e1bf 118static inline void dmi_set_dump_stack_arch_desc(void) { }
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119static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
120{
121 if (yearp)
122 *yearp = 0;
123 if (monthp)
124 *monthp = 0;
125 if (dayp)
126 *dayp = 0;
127 return false;
128}
1855256c 129static inline int dmi_name_in_vendors(const char *s) { return 0; }
fd8cd7e1 130static inline int dmi_name_in_serial(const char *s) { return 0; }
81b4e1f6 131#define dmi_available 0
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132static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
133 void *private_data) { return -1; }
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134static inline bool dmi_match(enum dmi_field f, const char *str)
135 { return false; }
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136static inline const struct dmi_system_id *
137 dmi_first_match(const struct dmi_system_id *list) { return NULL; }
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138
139#endif
140
141#endif /* __DMI_H__ */