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iommu/amd: Disable PPR log/interrupt in iommu_disable()

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Similar to other logs, disable PPR log/interrupt in
iommu_disable() path.

Reviewed-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Link: https://lore.kernel.org/r/20230628054554.6131-2-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Vasant Hegde
2023-06-28 05:45:52 +00:00
committed by Joerg Roedel
parent e5ebd90d1b
commit 7827a2689e
1 changed files with 4 additions and 0 deletions
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drivers/iommu/amd/init.c
+4
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@@ -483,6 +483,10 @@ static void iommu_disable(struct amd_iommu *iommu)
iommu_feature_disable(iommu, CONTROL_GALOG_EN);
iommu_feature_disable(iommu, CONTROL_GAINT_EN);
/* Disable IOMMU PPR logging */
iommu_feature_disable(iommu, CONTROL_PPRLOG_EN);
iommu_feature_disable(iommu, CONTROL_PPRINT_EN);
/* Disable IOMMU hardware itself */
iommu_feature_disable(iommu, CONTROL_IOMMU_EN);