Name

i2c_smbus_read_byte_data — SMBus “read byte” protocol

Synopsis

s32 i2c_smbus_read_byte_data (const struct i2c_client * client, u8 command);

Arguments

client

Handle to slave device

command

Byte interpreted by slave

Description

This executes the SMBus “read byte” protocol, returning negative errno else a data byte received from the device.