include/eeprom_layout.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2009-2016 CompuLab, Ltd.
   4  *
   5  * Authors: Nikita Kiryanov <nikita@compulab.co.il>
   6  *          Igor Grinberg <grinberg@compulab.co.il>
   7  */
   8
   9 #ifndef _LAYOUT_
  10 #define _LAYOUT_
  11
  12 #define RESERVED_FIELDS                 NULL
  13 #define LAYOUT_VERSION_UNRECOGNIZED     -1
  14 #define LAYOUT_VERSION_AUTODETECT       -2
  15
  16 struct eeprom_layout {
  17         struct eeprom_field *fields;
  18         int num_of_fields;
  19         int layout_version;
  20         unsigned char *data;
  21         int data_size;
  22         void (*print)(const struct eeprom_layout *eeprom_layout);
  23         int (*update)(struct eeprom_layout *eeprom_layout, char *field_name,
  24                       char *new_data);
  25 };
  26
  27 void eeprom_layout_setup(struct eeprom_layout *layout, unsigned char *buf,
  28                          unsigned int buf_size, int layout_version);
  29 __weak void __eeprom_layout_assign(struct eeprom_layout *layout,
  30                                    int layout_version);
  31
  32 #endif