efx_mae_lookup_mport
rc = efx_mae_lookup_mport(efx, efv->idx, &efv->mport);
if (efx_mae_lookup_mport(efx, idx, &id)) {
int efx_mae_lookup_mport(struct efx_nic *efx, u32 vf, u32 *id);
int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);