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-rw-r--r--drivers/iommu/amd_iommu_types.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
index 0d91785ebdc3..003f3ceb2661 100644
--- a/drivers/iommu/amd_iommu_types.h
+++ b/drivers/iommu/amd_iommu_types.h
@@ -535,8 +535,8 @@ struct amd_iommu {
/* if one, we need to send a completion wait command */
bool need_sync;
- /* IOMMU sysfs device */
- struct device *iommu_dev;
+ /* Handle for IOMMU core code */
+ struct iommu_device iommu;
/*
* We can't rely on the BIOS to restore all values on reinit, so we
@@ -569,6 +569,11 @@ struct amd_iommu {
volatile u64 __aligned(8) cmd_sem;
};
+static inline struct amd_iommu *dev_to_amd_iommu(struct device *dev)
+{
+ return container_of(dev, struct amd_iommu, iommu.dev);
+}
+
#define ACPIHID_UID_LEN 256
#define ACPIHID_HID_LEN 9