fc_get_fc4type_bitmask
void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);
fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types);
fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->port_act_fc4_type);