iommu/amd/io-pgtable: Implement map_pages io_pgtable_ops callback

Implement the io_pgtable_ops->map_pages() callback for AMD driver.
Also deprecate io_pgtable->map callback.

Suggested-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Link: https://lore.kernel.org/r/20220825063939.8360-2-vasant.hegde@amd.com


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