2 * i2c-core.h - interfaces internal to the I2C framework
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
15 #include <linux/rwsem.h>
18 struct list_head list;
20 struct i2c_board_info board_info;
23 /* board_lock protects board_list and first_dynamic_bus_num.
24 * only i2c core components are allowed to use these symbols.
26 extern struct rw_semaphore __i2c_board_lock;
27 extern struct list_head __i2c_board_list;
28 extern int __i2c_first_dynamic_bus_num;