sparc: use sparc64 version of scatterlist.h

Use sparc64 version of scatterlist.h.

There are three main differences:
    dma_addr_t replaces __u32
    dma_address replaces dvma_address
    dma_length replaces dvma_length

dma_addr_t is a u32 on sparc32.

Boot tested on sparc32.

Signed-off-by: Robert Reif <reif@earthlink.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c
index e7a499e..b2e6e73 100644
--- a/arch/sparc/mm/iommu.c
+++ b/arch/sparc/mm/iommu.c
@@ -245,8 +245,8 @@
 	while (sz != 0) {
 		--sz;
 		n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT;
-		sg->dvma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
-		sg->dvma_length = (__u32) sg->length;
+		sg->dma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
+		sg->dma_length = sg->length;
 		sg = sg_next(sg);
 	}
 }
@@ -259,8 +259,8 @@
 	while (sz != 0) {
 		--sz;
 		n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT;
-		sg->dvma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
-		sg->dvma_length = (__u32) sg->length;
+		sg->dma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
+		sg->dma_length = sg->length;
 		sg = sg_next(sg);
 	}
 }
@@ -290,8 +290,8 @@
 			}
 		}
 
-		sg->dvma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
-		sg->dvma_length = (__u32) sg->length;
+		sg->dma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
+		sg->dma_length = sg->length;
 		sg = sg_next(sg);
 	}
 }
@@ -330,8 +330,8 @@
 		--sz;
 
 		n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT;
-		iommu_release_one(dev, sg->dvma_address & PAGE_MASK, n);
-		sg->dvma_address = 0x21212121;
+		iommu_release_one(dev, sg->dma_address & PAGE_MASK, n);
+		sg->dma_address = 0x21212121;
 		sg = sg_next(sg);
 	}
 }