vcnl4000_read_data
ret = vcnl4000_read_data(data, VCNL4010_HIGH_THR_HI,
ret = vcnl4000_read_data(data, VCNL4010_LOW_THR_HI,
ret = vcnl4000_read_data(data,
ret = vcnl4000_read_data(data, data_reg, val);