#include <linux/pci.h>
#include <linux/string.h>
#include <linux/dma-mapping.h>
+#include <linux/scatterlist.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/processor.h>
#include <asm/dma.h>
static int nommu_map_sg(struct device *hwdev, struct scatterlist *sg,
int nents, int direction)
{
+ struct scatterlist *s;
int i;
- for (i = 0; i < nents; i++ ) {
- struct scatterlist *s = &sg[i];
- BUG_ON(!s->page);
- s->dma_address = virt_to_bus(page_address(s->page) +s->offset);
+ for_each_sg(sg, s, nents, i) {
+ BUG_ON(!sg_page(s));
+ s->dma_address = virt_to_bus(sg_virt(s));
if (!check_addr("map_sg", hwdev, s->dma_address, s->length))
return 0;
s->dma_length = s->length;