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