aboutsummaryrefslogtreecommitdiff
path: root/include/asm-powerpc/dma-mapping.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-powerpc/dma-mapping.h')
-rw-r--r--include/asm-powerpc/dma-mapping.h17
1 files changed, 10 insertions, 7 deletions
diff --git a/include/asm-powerpc/dma-mapping.h b/include/asm-powerpc/dma-mapping.h
index d05891608f7..65be95dd03a 100644
--- a/include/asm-powerpc/dma-mapping.h
+++ b/include/asm-powerpc/dma-mapping.h
@@ -12,7 +12,7 @@
#include <linux/cache.h>
/* need struct page definitions */
#include <linux/mm.h>
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
#include <asm/io.h>
#define DMA_ERROR_CODE (~(dma_addr_t)0x0)
@@ -276,14 +276,15 @@ static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address,
}
static inline int
-dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
+dma_map_sg(struct device *dev, struct scatterlist *sgl, int nents,
enum dma_data_direction direction)
{
+ struct scatterlist *sg;
int i;
BUG_ON(direction == DMA_NONE);
- for (i = 0; i < nents; i++, sg++) {
+ for_each_sg(sgl, sg, nents, i) {
BUG_ON(!sg->page);
__dma_sync_page(sg->page, sg->offset, sg->length, direction);
sg->dma_address = page_to_bus(sg->page) + sg->offset;
@@ -318,26 +319,28 @@ static inline void dma_sync_single_for_device(struct device *dev,
}
static inline void dma_sync_sg_for_cpu(struct device *dev,
- struct scatterlist *sg, int nents,
+ struct scatterlist *sgl, int nents,
enum dma_data_direction direction)
{
+ struct scatterlist *sg;
int i;
BUG_ON(direction == DMA_NONE);
- for (i = 0; i < nents; i++, sg++)
+ for_each_sg(sgl, sg, nents, i)
__dma_sync_page(sg->page, sg->offset, sg->length, direction);
}
static inline void dma_sync_sg_for_device(struct device *dev,
- struct scatterlist *sg, int nents,
+ struct scatterlist *sgl, int nents,
enum dma_data_direction direction)
{
+ struct scatterlist *sg;
int i;
BUG_ON(direction == DMA_NONE);
- for (i = 0; i < nents; i++, sg++)
+ for_each_sg(sgl, sg, nents, i)
__dma_sync_page(sg->page, sg->offset, sg->length, direction);
}