ibdma_set_ioc_state
ibdma_set_ioc_state(hca, free_slot, IBDMA_IOC_PRESENT);
ibdma_set_ioc_state(hca, slot, IBDMA_IOC_NOT_INSTALLED);
ibdma_set_ioc_state(ioc->ii_hcap, ioc->ii_slot, IBDMA_IOC_PRESENT);
ibdma_set_ioc_state(ibdma_hca_t *hca, int slot, ibdma_ioc_state_t state);