iommu/amd: Init stats for iommu=pt

The IOMMUv2 driver added a few statistic counter which are
interesting in the iommu=pt mode too. So initialize the
statistic counter for that mode too.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 03944e76b70..edd291070b0 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -3238,6 +3238,8 @@ int __init amd_iommu_init_passthrough(void)
                 attach_device(&dev->dev, pt_domain);
         }
 
+        amd_iommu_stats_init();
+
         pr_info("AMD-Vi: Initialized for Passthrough Mode\n");
 
         return 0;