iommulib_iommu_dma_bindhdl
dma_error = iommulib_iommu_dma_bindhdl(dip, rdip, dma_handle,
ret = iommulib_iommu_dma_bindhdl(dip, rdip, dma_handle,
int iommulib_iommu_dma_bindhdl(dev_info_t *dip, dev_info_t *rdip,