[PATCH 08/31] c6x: handle page-less SG entries

[Christoph Hellwig <hch@xxxxxx>]

Use sg_phys() instead of virt_to_phys(sg_virt(sg)) so that we don't
require a kernel virtual address.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 arch/c6x/kernel/dma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/c6x/kernel/dma.c b/arch/c6x/kernel/dma.c
index ab7b12d..79cae03 100644
--- a/arch/c6x/kernel/dma.c
+++ b/arch/c6x/kernel/dma.c
@@ -68,8 +68,7 @@ int dma_map_sg(struct device *dev, struct scatterlist *sglist,
 	int i;
 
 	for_each_sg(sglist, sg, nents, i)
-		sg->dma_address = dma_map_single(dev, sg_virt(sg), sg->length,
-						 dir);
+		sg->dma_address = sg_phys(sg);
 
 	debug_dma_map_sg(dev, sglist, nents, nents, dir);
 
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-ia64" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html