Commit 7827a268 authored by Vasant Hegde's avatar Vasant Hegde Committed by Joerg Roedel
Browse files

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



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

Reviewed-by: default avatarSuravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: default avatarVasant Hegde <vasant.hegde@amd.com>
Reviewed-by: default avatarJerry Snitselaar <jsnitsel@redhat.com>
Link: https://lore.kernel.org/r/20230628054554.6131-2-vasant.hegde@amd.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent e5ebd90d

drivers/iommu/amd/init.c

+4 −0
Original line number Diff line number Diff line
@@ -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);