iommu/vt-d: Change PASID support to bit 40 of Extended Capability Register

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The existing hardware implementations with PASID support advertised in
bit 28? Forget them. They do not exist. Bit 28 means nothing. When we
have something that works, it'll use bit 40. Do not attempt to infer
anything meaningful from bit 28.

This will be reflected in an updated VT-d spec in the extremely near
future.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

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David Woodhouse 2015-06-09 15:06:55 +01:00

parent 4ed6a540fa

commit bd00c606a6

1 changed files with 2 additions and 1 deletions

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include/linux/intel-iommu.h

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