/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** *** **************************************************************************** ****************************************************************************/ #ifndef _UAPI_LINUX_I2C_DEV_H #define _UAPI_LINUX_I2C_DEV_H #include <linux/types.h> #include "compiler.h" #define I2C_RETRIES 0x0701 #define I2C_TIMEOUT 0x0702 #define I2C_SLAVE 0x0703 #define I2C_SLAVE_FORCE 0x0706 #define I2C_TENBIT 0x0704 #define I2C_FUNCS 0x0705 #define I2C_RDWR 0x0707 #define I2C_PEC 0x0708 #define I2C_SMBUS 0x0720 struct i2c_smbus_ioctl_data { char read_write; __u8 command; int size; union i2c_smbus_data __user *data; }; struct i2c_rdwr_ioctl_data { struct i2c_msg __user *msgs; int nmsgs; }; #define I2C_SMBUS_BLOCK_MAX 32 #define I2C_SMBUS_I2C_BLOCK_MAX 32 union i2c_smbus_data { __u8 byte; __u16 word; __u8 block[I2C_SMBUS_BLOCK_MAX + 2]; }; #define I2C_RDRW_IOCTL_MAX_MSGS 42 struct i2c_msg { __u16 addr; unsigned short flags; #define I2C_M_TEN 0x10 #define I2C_M_RD 0x01 #define I2C_M_NOSTART 0x4000 #define I2C_M_REV_DIR_ADDR 0x2000 #define I2C_M_IGNORE_NAK 0x1000 #define I2C_M_NO_RD_ACK 0x0800 short len; char *buf; }; #define I2C_NOCMD 0 #define I2C_SMBUS_READ 1 #define I2C_SMBUS_WRITE 0 #define I2C_SMBUS_QUICK 0 #define I2C_SMBUS_BYTE 1 #define I2C_SMBUS_BYTE_DATA 2 #define I2C_SMBUS_WORD_DATA 3 #define I2C_SMBUS_PROC_CALL 4 #define I2C_SMBUS_BLOCK_DATA 5 #define I2C_SMBUS_I2C_BLOCK_BROKEN 6 #define I2C_SMBUS_BLOCK_PROC_CALL 7 #define I2C_SMBUS_I2C_BLOCK_DATA 8 #define I2C_FUNC_I2C 0x00000001 #define I2C_FUNC_10BIT_ADDR 0x00000002 #define I2C_FUNC_PROTOCOL_MANGLING 0x00000004 #define I2C_FUNC_SMBUS_PEC 0x00000008 #define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 #define I2C_FUNC_SMBUS_QUICK 0x00010000 #define I2C_FUNC_SMBUS_READ_BYTE 0x00020000 #define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000 #define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000 #define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000 #define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000 #define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000 #define I2C_FUNC_SMBUS_PROC_CALL 0x00800000 #define I2C_FUNC_SMBUS_READ_BLOCK_DATA 0x01000000 #define I2C_FUNC_SMBUS_WRITE_BLOCK_DATA 0x02000000 #define I2C_FUNC_SMBUS_READ_I2C_BLOCK 0x04000000 #define I2C_FUNC_SMBUS_WRITE_I2C_BLOCK 0x08000000 #endif