bmc->add_dev_support_attr.attr.mode = S_IRUGO;
bmc->add_dev_support_attr.show = add_dev_support_show;
bmc->manufacturer_id_attr.attr.name = "manufacturer_id";
bmc->add_dev_support_attr.attr.mode = S_IRUGO;
bmc->add_dev_support_attr.show = add_dev_support_show;
bmc->manufacturer_id_attr.attr.name = "manufacturer_id";