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* iommu/vt-d: Implement page request handlingDavid Woodhouse2015-10-151-0/+173
| | | | | | Largely based on the driver-mode implementation by Jesse Barnes. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* iommu/vt-d: Implement deferred invalidate for SVMDavid Woodhouse2015-10-151-0/+9
| | | | Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* iommu/vt-d: Add basic SVM PASID supportDavid Woodhouse2015-10-151-0/+291
| | | | | | | This provides basic PASID support for endpoint devices, tested with a version of the i915 driver. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* iommu/vt-d: Add initial support for PASID tablesDavid Woodhouse2015-10-151-0/+65
Add CONFIG_INTEL_IOMMU_SVM, and allocate PASID tables on supported hardware. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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