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authorJens Axboe <jens.axboe@oracle.com>2007-10-22 20:02:46 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-10-22 21:19:59 +0200
commit58b053e4ce9d2fc3023645c1b96e537c72aa8d9a (patch)
tree35fbd72eb62a37375bc06c01e356afd7da0c9693 /arch/x86/kernel/pci-calgary_64.c
parentf9527f121bd42c5d300815fbf12216bc1a63f60f (diff)
Update arch/ to use sg helpers
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/x86/kernel/pci-calgary_64.c')
-rw-r--r--arch/x86/kernel/pci-calgary_64.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 5098f58063a..1a20fe31338 100644
--- a/arch/x86/kernel/pci-calgary_64.c
+++ b/arch/x86/kernel/pci-calgary_64.c
@@ -411,8 +411,10 @@ static int calgary_nontranslate_map_sg(struct device* dev,
int i;
for_each_sg(sg, s, nelems, i) {
- BUG_ON(!s->page);
- s->dma_address = virt_to_bus(page_address(s->page) +s->offset);
+ struct page *p = sg_page(s);
+
+ BUG_ON(!p);
+ s->dma_address = virt_to_bus(sg_virt(s));
s->dma_length = s->length;
}
return nelems;
@@ -432,9 +434,9 @@ static int calgary_map_sg(struct device *dev, struct scatterlist *sg,
return calgary_nontranslate_map_sg(dev, sg, nelems, direction);
for_each_sg(sg, s, nelems, i) {
- BUG_ON(!s->page);
+ BUG_ON(!sg_page(s));
- vaddr = (unsigned long)page_address(s->page) + s->offset;
+ vaddr = (unsigned long) sg_virt(s);
npages = num_dma_pages(vaddr, s->length);
entry = iommu_range_alloc(tbl, npages);