iommu/amd: Add support for device based TLB invalidation

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Add support to invalidate TLB/IOTLB for the given device.

These functions will be used in subsequent patches where we will
introduce per device GCR3 table and SVA support.

Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20240205115615.6053-8-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Vasant Hegde 2024-02-05 11:56:05 +00:00 • committed by Joerg Roedel

parent 7b4e5623d8

commit 474bf01ed9

2 changed files with 28 additions and 0 deletions

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5

drivers/iommu/amd/amd_iommu.h

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23

drivers/iommu/amd/iommu.c

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