Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | /* |
| 2 | i2c-dev.h - i2c-bus driver, char device interface |
||
| 3 | |||
| 4 | Copyright (C) 1995-97 Simon G. Vogl |
||
| 5 | Copyright (C) 1998-99 Frodo Looijaard <frodol@dds.nl> |
||
| 6 | |||
| 7 | This program is free software; you can redistribute it and/or modify |
||
| 8 | it under the terms of the GNU General Public License as published by |
||
| 9 | the Free Software Foundation; either version 2 of the License, or |
||
| 10 | (at your option) any later version. |
||
| 11 | |||
| 12 | This program is distributed in the hope that it will be useful, |
||
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||
| 15 | GNU General Public License for more details. |
||
| 16 | |||
| 17 | You should have received a copy of the GNU General Public License |
||
| 18 | along with this program; if not, write to the Free Software |
||
| 19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
||
| 20 | */ |
||
| 21 | |||
| 22 | /* $Id: i2c-dev.h,v 1.1 2004-01-28 15:25:28 giacomo Exp $ */ |
||
| 23 | |||
| 24 | #ifndef _LINUX_I2C_DEV_H |
||
| 25 | #define _LINUX_I2C_DEV_H |
||
| 26 | |||
| 27 | #include <linux/types.h> |
||
| 28 | |||
| 29 | /* Some IOCTL commands are defined in <linux/i2c.h> */ |
||
| 30 | /* Note: 10-bit addresses are NOT supported! */ |
||
| 31 | |||
| 32 | /* This is the structure as used in the I2C_SMBUS ioctl call */ |
||
| 33 | struct i2c_smbus_ioctl_data { |
||
| 34 | __u8 read_write; |
||
| 35 | __u8 command; |
||
| 36 | __u32 size; |
||
| 37 | union i2c_smbus_data __user *data; |
||
| 38 | }; |
||
| 39 | |||
| 40 | /* This is the structure as used in the I2C_RDWR ioctl call */ |
||
| 41 | struct i2c_rdwr_ioctl_data { |
||
| 42 | struct i2c_msg __user *msgs; /* pointers to i2c_msgs */ |
||
| 43 | __u32 nmsgs; /* number of i2c_msgs */ |
||
| 44 | }; |
||
| 45 | |||
| 46 | #endif /* _LINUX_I2C_DEV_H */ |