From 891039a9c2ddf73754ad84cdc9d030f1c6431858 Mon Sep 17 00:00:00 2001
From: Emil Medve <Emilian.Medve@Freescale.com>
Date: Tue, 23 Oct 2007 20:38:41 +0200
Subject: xtensa: fix sg->page fallout

Signed-off-by: Emil Medve <Emilian.Medve@Freescale.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---
 include/asm-xtensa/dma-mapping.h | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

(limited to 'include')

diff --git a/include/asm-xtensa/dma-mapping.h b/include/asm-xtensa/dma-mapping.h
index 82b03b3a2ee6..8bd9d2c02a24 100644
--- a/include/asm-xtensa/dma-mapping.h
+++ b/include/asm-xtensa/dma-mapping.h
@@ -58,11 +58,10 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
 	BUG_ON(direction == DMA_NONE);
 
 	for (i = 0; i < nents; i++, sg++ ) {
-		BUG_ON(!sg->page);
+		BUG_ON(!sg_page(sg));
 
-		sg->dma_address = page_to_phys(sg->page) + sg->offset;
-		consistent_sync(page_address(sg->page) + sg->offset,
-				sg->length, direction);
+		sg->dma_address = sg_phys(sg);
+		consistent_sync(sg_virt(sg), sg->length, direction);
 	}
 
 	return nents;
@@ -128,8 +127,7 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
 {
 	int i;
 	for (i = 0; i < nelems; i++, sg++)
-		consistent_sync(page_address(sg->page) + sg->offset,
-				sg->length, dir);
+		consistent_sync(sg_virt(sg), sg->length, dir);
 }
 
 static inline void
@@ -138,8 +136,7 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems,
 {
 	int i;
 	for (i = 0; i < nelems; i++, sg++)
-		consistent_sync(page_address(sg->page) + sg->offset,
-				sg->length, dir);
+		consistent_sync(sg_virt(sg), sg->length, dir);
 }
 static inline int
 dma_mapping_error(dma_addr_t dma_addr)
-- 
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