Re: [PATCH v3 03/18] driver core: platform: Rename platform_dma_configure()

Jason Gunthorpe
2021-12-06T15:07:45Z

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