PCIe3 atomics requirement for amdkfd

Alexander Kjeldaas alexander.kjeldaas at gmail.com
Sat Dec 23 16:26:25 UTC 2017


 Can the atomic ops work on the modified risers used for mining?

On Dec 23, 2017 16:41, "Felix K├╝hling" <felix.kuehling at gmail.com> wrote:

> As I understand it, it would require changes in the ROCr Runtime and in
> the firmware (MEC microcode). It also changes the programming model, so
> it may affect certain applications or higher level language runtimes
> that rely on atomic operations.
>
> Regards,
>   Felix
>
>
> Am 19.12.2017 um 16:04 schrieb Tom Stellard:
> > Hi,
> >
> > How hard of a requirement is PCIe3 atomics for dGPUs with the amdkfd
> > kernel driver?  Is it possible to make modifications to the
> runtime/kernel
> > driver to drop this requirement?
> >
> > -Tom
> > _______________________________________________
> > amd-gfx mailing list
> > amd-gfx at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>
>
>
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