Store information about what IOAT designation types are supported by
underlying hardware as well as the largest store block size allowed.
These values will be needed by passthrough.
Reviewed-by: NNiklas Schnelle <schnelle@linux.ibm.com>
Reviewed-by: NPierre Morel <pmorel@linux.ibm.com>
Reviewed-by: NChristian Borntraeger <borntraeger@linux.ibm.com>
Signed-off-by: NMatthew Rosato <mjrosato@linux.ibm.com>
Link: https://lore.kernel.org/r/20220606203325.110625-10-mjrosato@linux.ibm.comSigned-off-by: NChristian Borntraeger <borntraeger@linux.ibm.com>