iommu/s390: support iova_to_phys for additional table regions

The origin_type of the dma_table is used to determine how many table
levels must be traversed for the translation.

Reviewed-by: Niklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Tested-by: Niklas Schnelle <schnelle@linux.ibm.com>
Link: https://lore.kernel.org/r/20250411202433.181683-4-mjrosato@linux.ibm.com


Signed-off-by: Joerg Roedel <jroedel@suse.de>