RTEMS: cpukit/include/linux/i2c-dev.h Source File

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i2c-dev.h
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1
9/*
10 * Copyright (c) 2014 embedded brains GmbH. All rights reserved.
11 *
12 * embedded brains GmbH
13 * Dornierstr. 4
14 * 82178 Puchheim
15 * Germany
16 * <rtems@embedded-brains.de>
17 *
18 * The license and distribution terms for this file may be
19 * found in the file LICENSE in this distribution or at
20 * http://www.rtems.org/license/LICENSE.
21 */
22
23#ifndef _UAPI_LINUX_I2C_DEV_H
24#define _UAPI_LINUX_I2C_DEV_H
25
26#include <stdint.h>
27
46#define I2C_RETRIES 0x701
47
53#define I2C_TIMEOUT 0x702
54
62#define I2C_SLAVE 0x703
63
69#define I2C_SLAVE_FORCE 0x706
70
77#define I2C_TENBIT 0x704
78
84#define I2C_FUNCS 0x705
85
93#define I2C_RDWR 0x707
94
101#define I2C_PEC 0x708
102
108#define I2C_SMBUS 0x720
109
115 struct i2c_smbus_ioctl_data {
116 uint8_t read_write;
117 uint8_t command;
118 uint32_t size;
119 union i2c_smbus_data *data;
120};
121
125 struct i2c_rdwr_ioctl_data {
126 struct i2c_msg *msgs;
127 uint32_t nmsgs;
128};
129
133#define I2C_RDRW_IOCTL_MAX_MSGS 42
134
137#endif /* _UAPI_LINUX_I2C_DEV_H */
i2c_msg
I2C transfer message.
Definition: i2c.h:138
i2c_rdwr_ioctl_data
Argument type for I2C_RDWR IO control call.
Definition: i2c-dev.h:125
i2c_smbus_ioctl_data
Argument type for I2C_SMBUS IO control call.
Definition: i2c-dev.h:115
i2c_smbus_data
SMBus data.
Definition: i2c.h:229