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 #include <eeprom_field.h>
13 
14 #define RESERVED_FIELDS			NULL
15 #define LAYOUT_VERSION_UNRECOGNIZED	-1
16 #define LAYOUT_VERSION_AUTODETECT	-2
17 
18 struct eeprom_layout {
19 	struct eeprom_field *fields;
20 	int num_of_fields;
21 	int layout_version;
22 	unsigned char *data;
23 	int data_size;
24 	void (*print)(const struct eeprom_layout *eeprom_layout);
25 	int (*update)(struct eeprom_layout *eeprom_layout, char *field_name,
26 		      char *new_data);
27 };
28 
29 struct eeprom_field *eeprom_layout_find_field(struct eeprom_layout *layout,
30 					      char *field_name, bool warn);
31 void eeprom_layout_setup(struct eeprom_layout *layout, unsigned char *buf,
32 			 unsigned int buf_size, int layout_version);
33 __weak void __eeprom_layout_assign(struct eeprom_layout *layout,
34 				   int layout_version);
35 
36 #endif
37