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Diffstat (limited to 'drivers/iommu/iommu.c')
-rw-r--r--drivers/iommu/iommu.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 46e1c24f2f4..ad8ce1addb4 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -66,11 +66,14 @@ int bus_set_iommu(struct bus_type *bus, struct iommu_ops *ops)
}
EXPORT_SYMBOL_GPL(bus_set_iommu);
-bool iommu_found(void)
+bool iommu_present(struct bus_type *bus)
{
- return iommu_ops != NULL;
+ if (bus->iommu_ops != NULL)
+ return true;
+ else
+ return iommu_ops != NULL;
}
-EXPORT_SYMBOL_GPL(iommu_found);
+EXPORT_SYMBOL_GPL(iommu_present);
struct iommu_domain *iommu_domain_alloc(struct bus_type *bus)
{