Merge branch 'next-merged' of git://aeryn.fluff.org.uk/bjdooks/linux into devel

[linux-2.6-omap-h63xx.git] / arch / alpha / kernel / pci-noop.c

diff --git a/arch/alpha/kernel/pci-noop.c b/arch/alpha/kernel/pci-noop.c
index fff5cf93e8164a6a465f5c538d16350d271307e0..8ac08311f5a51bd765145b461b76864f550d38f1 100644 (file)
--- a/arch/alpha/kernel/pci-noop.c
+++ b/arch/alpha/kernel/pci-noop.c
@@ -12,6 +12,7 @@
 #include <linux/errno.h>
 #include <linux/sched.h>
 #include <linux/dma-mapping.h>
+#include <linux/scatterlist.h>
 
 #include "proto.h"
 
@@ -164,7 +165,7 @@ dma_alloc_coherent(struct device *dev, size_t size,
        ret = (void *)__get_free_pages(gfp, get_order(size));
        if (ret) {
                memset(ret, 0, size);
-               *dma_handle = virt_to_bus(ret);
+               *dma_handle = virt_to_phys(ret);
        }
        return ret;
 }
@@ -172,18 +173,19 @@ dma_alloc_coherent(struct device *dev, size_t size,
 EXPORT_SYMBOL(dma_alloc_coherent);
 
 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)
 {
        int i;
+       struct scatterlist *sg;
 
-       for (i = 0; i < nents; i++ ) {
+       for_each_sg(sgl, sg, nents, i) {
                void *va;
 
-               BUG_ON(!sg[i].page);
-               va = page_address(sg[i].page) + sg[i].offset;
-               sg_dma_address(sg + i) = (dma_addr_t)virt_to_bus(va);
-               sg_dma_len(sg + i) = sg[i].length;
+               BUG_ON(!sg_page(sg));
+               va = sg_virt(sg);
+               sg_dma_address(sg) = (dma_addr_t)virt_to_phys(va);
+               sg_dma_len(sg) = sg->length;
        }
 
        return nents;
@@ -201,6 +203,7 @@ dma_set_mask(struct device *dev, u64 mask)
 
        return 0;
 }
+EXPORT_SYMBOL(dma_set_mask);
 
 void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
 {