fan_from_reg8
data->fan_from_reg_min = fan_from_reg8;
*val = fan_from_reg8(data->fan_min[channel],
data->rpm[i] = fan_from_reg8(reg, data->fan_div[i]);
channel + 1, val, fan_from_reg8(254, 7));
channel + 1, val, fan_from_reg8(1, 0));