[PATCH v2 5/6] iommu: Delete iommu_domain_window_disable()

[John Garry]

Function iommu_domain_window_disable() is not referenced in the tree, so
delete it.

Signed-off-by: John Garry <john.garry@xxxxxxxxxx>
---
 drivers/iommu/iommu.c | 9 ---------
 include/linux/iommu.h | 6 ------
 2 files changed, 15 deletions(-)

diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 4f4edb087ce6..20201ef97b8f 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -2598,15 +2598,6 @@ int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
 }
 EXPORT_SYMBOL_GPL(iommu_domain_window_enable);
 
-void iommu_domain_window_disable(struct iommu_domain *domain, u32 wnd_nr)
-{
-	if (unlikely(domain->ops->domain_window_disable == NULL))
-		return;
-
-	return domain->ops->domain_window_disable(domain, wnd_nr);
-}
-EXPORT_SYMBOL_GPL(iommu_domain_window_disable);
-
 /**
  * report_iommu_fault() - report about an IOMMU fault to the IOMMU framework
  * @domain: the iommu domain where the fault has happened
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index b3f0e2018c62..72059fcfa108 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -514,7 +514,6 @@ extern int iommu_domain_set_attr(struct iommu_domain *domain, enum iommu_attr,
 extern int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
 				      phys_addr_t offset, u64 size,
 				      int prot);
-extern void iommu_domain_window_disable(struct iommu_domain *domain, u32 wnd_nr);
 
 extern int report_iommu_fault(struct iommu_domain *domain, struct device *dev,
 			      unsigned long iova, int flags);
@@ -746,11 +745,6 @@ static inline int iommu_domain_window_enable(struct iommu_domain *domain,
 	return -ENODEV;
 }
 
-static inline void iommu_domain_window_disable(struct iommu_domain *domain,
-					       u32 wnd_nr)
-{
-}
-
 static inline phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova)
 {
 	return 0;
-- 
2.26.2