blob: cd5bff8748557377704015562ea05d07309d0b07 [file] [log] [blame]
David Brownell9c1600e2007-05-01 23:26:31 +02001/*
2 * i2c-core.h - interfaces internal to the I2C framework
3 *
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.
8 *
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.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17 */
18
19struct i2c_devinfo {
20 struct list_head list;
21 int busnum;
22 struct i2c_board_info board_info;
23};
24
25/* board_lock protects board_list and first_dynamic_bus_num.
26 * only i2c core components are allowed to use these symbols.
27 */
28extern struct mutex __i2c_board_lock;
29extern struct list_head __i2c_board_list;
30extern int __i2c_first_dynamic_bus_num;
31