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SubjectRe: [PATCH 09/83] hsa/radeon: Add code base of hsa driver for AMD's GPUs
On Fri, Jul 11, 2014 at 7:04 PM, Jerome Glisse <> wrote:
> Are we to assume that for eternity this will not work on iommu that do support
> PASID/ATS but are not from AMD ? If it was an APU specific function i would
> understand but it seems that the IOMMU API needs to grow. I am pretty sure
> Intel will have an ATS/PASID IOMMU.

Also this isn't just for gpus - I hear noises that it e.g. could also
be used to virtualize a single ethernet NIC to different guest OS
directly. Adding ats/pasid support to the linux iommu interfaces
sounds like the right approach to me.
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 -

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