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SubjectRe: [RFC PATCH v1 0/6] Resolve unwanted DMA backing with IOMMU
On Fri, Jul 27, 2018 at 05:10:22PM +0300, Dmitry Osipenko wrote:
> I'm not sure what you guys are meaning by the "firmware", could you elaborate
> please? Do you mean the Open Firmware and hence the devicetree or what?

Yes, I think the best way to request this is using a device-tree
property. Letting the device driver request it is definitly a bad idea.


Joerg

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