On Mon, Dec 06, 2021 at 06:47:45AM -0800, Christoph Hellwig wrote: > On Mon, Dec 06, 2021 at 10:45:35AM -0400, Jason Gunthorpe via iommu wrote: > > IIRC the only thing this function does is touch ACPI and OF stuff? > > Isn't that firmware? > > > > AFAICT amba uses this because AMBA devices might be linked to DT > > descriptions? > > But DT descriptions aren't firmware. They are usually either passed onb > the bootloader or in some deeply embedded setups embedded into the > kernel image. Pedenatically yes, but do you know of a common word to refer to both OF and ACPI that is better than firmware? :) AFAICT we already use firwmare for this in a few places, eg fwnode_handle and so on. Jason