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| author | Vasant Hegde <vasant.hegde@amd.com> | 2023-06-28 05:45:52 +0000 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-07-14 16:21:41 +0200 |
| commit | 7827a2689e79bcd3096b4b49b8a8beb8574fd4aa (patch) | |
| tree | 6b3fb9a5af53c9f2c90ff5797e63740ddf831b5e /drivers/iommu | |
| parent | e5ebd90d1b5cbfa0df9b911cd3f24c1bb84c05dd (diff) | |
| download | linux-stable-7827a2689e79bcd3096b4b49b8a8beb8574fd4aa.tar.gz linux-stable-7827a2689e79bcd3096b4b49b8a8beb8574fd4aa.tar.bz2 linux-stable-7827a2689e79bcd3096b4b49b8a8beb8574fd4aa.zip | |
iommu/amd: Disable PPR log/interrupt in iommu_disable()
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>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/amd/init.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 30f09e786f7b..94c91b6ee603 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -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); |