Hi Uwe, please prefer wsa@xxxxxxxxxxxxx for kernel stuff. > - Is it correct to have I2C_FUNC_SMBUS_EMUL in .functionality without > supporting I2C_M_RECV_LEN? Yes. Check the #define and you'll see that it does not contain BLOCK_READ and BLOCK_PROC_CALL. All the best, Wolfram -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html