Hi, > How i can figure out whether this mechanism will be provided of my driver?
Use i2c_get_functionality() and check for I2C_FUNC_SMBUS_READ_BLOCK_DATA (or look at the source code). > What is the alternative of using the function i2c_smbus_read_block_data? That depends solely on your slave device. Check the documentation what transfer types it supports and what alternatives are possible. Regards, Wolfram
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