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9c1600ed DB |
1 | /* |
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 | ||
19 | struct 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 | */ | |
28 | extern struct mutex __i2c_board_lock; | |
29 | extern struct list_head __i2c_board_list; | |
30 | extern int __i2c_first_dynamic_bus_num; | |
31 |