bnxt_find_dev
struct bnxt_softc *bnxt_find_dev(uint32_t domain, uint32_t bus, uint32_t dev_fn, char *name);
softc = bnxt_find_dev(mgmt_dcb.hdr.domain, mgmt_dcb.hdr.bus,
softc = bnxt_find_dev(mgmt_req.hdr.domain, mgmt_req.hdr.bus,
softc = bnxt_find_dev(0, 0, 0, dev_info.nic_info.dev_name);