The GICv3 ITS is MSI remapping capable. Let's advertise
this property so that VFIO passthrough can assess IRQ safety.
Signed-off-by: NEric Auger <eric.auger@redhat.com>
Reviewed-by: NMarc Zyngier <marc.zyngier@arm.com>
Reviewed-by: NTomasz Nowicki <tomasz.nowicki@caviumnetworks.com>
Tested-by: NTomasz Nowicki <tomasz.nowicki@caviumnetworks.com>
Tested-by: NBharat Bhushan <bharat.bhushan@nxp.com>
Signed-off-by: NWill Deacon <will.deacon@arm.com>