/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_DEVICE_ID_DMI_H
#define LINUX_DEVICE_ID_DMI_H

#define DMI_MATCH(a, b) { .slot = a, .substr = b }
#define DMI_EXACT_MATCH(a, b)   { .slot = a, .substr = b, .exact_match = 1 }

/* dmi */
enum dmi_field {
        DMI_NONE,
        DMI_BIOS_VENDOR,
        DMI_BIOS_VERSION,
        DMI_BIOS_DATE,
        DMI_BIOS_RELEASE,
        DMI_EC_FIRMWARE_RELEASE,
        DMI_SYS_VENDOR,
        DMI_PRODUCT_NAME,
        DMI_PRODUCT_VERSION,
        DMI_PRODUCT_SERIAL,
        DMI_PRODUCT_UUID,
        DMI_PRODUCT_SKU,
        DMI_PRODUCT_FAMILY,
        DMI_BOARD_VENDOR,
        DMI_BOARD_NAME,
        DMI_BOARD_VERSION,
        DMI_BOARD_SERIAL,
        DMI_BOARD_ASSET_TAG,
        DMI_CHASSIS_VENDOR,
        DMI_CHASSIS_TYPE,
        DMI_CHASSIS_VERSION,
        DMI_CHASSIS_SERIAL,
        DMI_CHASSIS_ASSET_TAG,
        DMI_STRING_MAX,
        DMI_OEM_STRING, /* special case - will not be in dmi_ident */
};

struct dmi_strmatch {
        unsigned char slot:7;
        unsigned char exact_match:1;
        char substr[79];
};

struct dmi_system_id {
        int (*callback)(const struct dmi_system_id *);
        const char *ident;
        struct dmi_strmatch matches[4];
        void *driver_data;
};

/*
 * struct dmi_device_id appears during expansion of
 * "MODULE_DEVICE_TABLE(dmi, x)". Compiler doesn't look inside it
 * but this is enough for gcc 3.4.6 to error out:
 *      error: storage size of '__mod_dmi_device_table' isn't known
 */
#define dmi_device_id dmi_system_id

#endif /* ifndef LINUX_DEVICE_ID_DMI_H */