On Tue, May 26, 2020 at 07:49:08PM +0800, Zhangfei Gao wrote:We will add iommu fixup in drivers/pci/quirks.c, handling
Some platform devices appear as PCI but are actually on the AMBA bus,Who is going to use this? I don't see a single user in the series.
and they need fixup in drivers/pci/quirks.c handling iommu_fwnode.
Here introducing PCI_FIXUP_IOMMU, which is called after iommu_fwnode
is allocated, instead of reusing PCI_FIXUP_FINAL since it will slow
down iommu probing as all devices in fixup final list will be