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 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, 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 26struct dmi_header { 27 u8 type; 28 u8 length; 29 u16 handle; 30}; 31 32struct 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 41struct dmi_dev_onboard { 42 struct dmi_device dev; 43 int instance; 44 int segment; 45 int bus; 46 int devfn; 47}; 48 49extern int dmi_check_system(const struct dmi_system_id *list); 50const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list); 51extern const char * dmi_get_system_info(int field); 52extern const struct dmi_device * dmi_find_device(int type, const char *name, 53 const struct dmi_device *from); 54extern void dmi_scan_machine(void); 55extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp); 56extern int dmi_name_in_vendors(const char *str); 57extern int dmi_name_in_serial(const char *str); 58extern int dmi_available; 59extern int dmi_walk(void (*decode)(const struct dmi_header *, void *), 60 void *private_data); 61extern bool dmi_match(enum dmi_field f, const char *str); 62 63#else 64 65static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; } 66static inline const char * dmi_get_system_info(int field) { return NULL; } 67static inline const struct dmi_device * dmi_find_device(int type, const char *name, 68 const struct dmi_device *from) { return NULL; } 69static inline void dmi_scan_machine(void) { return; } 70static 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} 80static inline int dmi_name_in_vendors(const char *s) { return 0; } 81static inline int dmi_name_in_serial(const char *s) { return 0; } 82#define dmi_available 0 83static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *), 84 void *private_data) { return -1; } 85static inline bool dmi_match(enum dmi_field f, const char *str) 86 { return false; } 87static 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__ */ 93