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Add ofw_bus_iommu_map() that maps PCI requester ID to an IOMMU

Description

Add ofw_bus_iommu_map() that maps PCI requester ID to an IOMMU
specifier based on "iommu-map" DTS property.

Sponsored by: UKRI

Details

Provenance
brAuthored on May 6 2022, 3:41 PM
Parents
rG4d48dd689062: pf: don't reject dummynet-ed packets
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