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
33