summaryrefslogtreecommitdiffstats
path: root/drivers/iommu/ipmmu-vmsa.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iommu/ipmmu-vmsa.c')
-rw-r--r--drivers/iommu/ipmmu-vmsa.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 2a38aa15be17..b87cafd77de0 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -35,6 +35,7 @@
struct ipmmu_vmsa_device {
struct device *dev;
void __iomem *base;
+ struct iommu_device iommu;
struct list_head list;
unsigned int num_utlbs;
@@ -1054,6 +1055,13 @@ static int ipmmu_probe(struct platform_device *pdev)
ipmmu_device_reset(mmu);
+ iommu_device_set_ops(&mmu->iommu, &ipmmu_ops);
+ iommu_device_set_fwnode(&mmu->iommu, &pdev->dev.of_node->fwnode);
+
+ ret = iommu_device_register(&mmu->iommu);
+ if (ret)
+ return ret;
+
/*
* We can't create the ARM mapping here as it requires the bus to have
* an IOMMU, which only happens when bus_set_iommu() is called in
@@ -1077,6 +1085,8 @@ static int ipmmu_remove(struct platform_device *pdev)
list_del(&mmu->list);
spin_unlock(&ipmmu_devices_lock);
+ iommu_device_unregister(&mmu->iommu);
+
#if defined(CONFIG_ARM) && !defined(CONFIG_IOMMU_DMA)
arm_iommu_release_mapping(mmu->mapping);
#endif
OpenPOWER on IntegriCloud