On Fri, Aug 28, 2020 at 03:11:32PM +0000, Deucher, Alexander wrote: > There are hw bugs on Raven and probably Carrizo/Stoney where they need > 1:1 mapping to avoid bugs in some corner cases with the displays. > Other GPUs should be fine. The VIDs is 0x1002 and the DIDs are 0x15dd > and 0x15d8 for raven variants and 0x9870, 0x9874, 0x9875, 0x9876, > 0x9877 and 0x98e4 for carrizo and stoney. As long as we > preserve the 1:1 mapping for those asics, we should be fine.
Okay, Stoney at least has no Zen-based CPU, so no support for memory encryption anyway. How about Raven, is it paired with a Zen CPU? Regards, Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu