--- zzzz-none-000/linux-3.10.107/arch/sparc/kernel/iommu_common.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/sparc/kernel/iommu_common.h	2021-02-04 17:41:59.000000000 +0000
@@ -13,9 +13,9 @@
 #include <linux/scatterlist.h>
 #include <linux/device.h>
 #include <linux/iommu-helper.h>
+#include <linux/scatterlist.h>
 
 #include <asm/iommu.h>
-#include <asm/scatterlist.h>
 
 /*
  * These give mapping size of each iommu pte/tlb.
@@ -48,12 +48,4 @@
 	return iommu_is_span_boundary(entry, nr, shift, boundary_size);
 }
 
-extern unsigned long iommu_range_alloc(struct device *dev,
-				       struct iommu *iommu,
-				       unsigned long npages,
-				       unsigned long *handle);
-extern void iommu_range_free(struct iommu *iommu,
-			     dma_addr_t dma_addr,
-			     unsigned long npages);
-
 #endif /* _IOMMU_COMMON_H */