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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/mips
parentf9527f121bd42c5d300815fbf12216bc1a63f60f (diff)
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Update arch/ to use sg helpers
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/mm/dma-default.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 98b5e5bac02..b0b034c4654 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -165,12 +165,11 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
for (i = 0; i < nents; i++, sg++) {
unsigned long addr;
- addr = (unsigned long) page_address(sg->page);
+ addr = (unsigned long) sg_virt(sg);
if (!plat_device_is_coherent(dev) && addr)
- __dma_sync(addr + sg->offset, sg->length, direction);
+ __dma_sync(addr, sg->length, direction);
sg->dma_address = plat_map_dma_mem(dev,
- (void *)(addr + sg->offset),
- sg->length);
+ (void *)addr, sg->length);
}
return nents;
@@ -223,10 +222,9 @@ void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
for (i = 0; i < nhwentries; i++, sg++) {
if (!plat_device_is_coherent(dev) &&
direction != DMA_TO_DEVICE) {
- addr = (unsigned long) page_address(sg->page);
+ addr = (unsigned long) sg_virt(sg);
if (addr)
- __dma_sync(addr + sg->offset, sg->length,
- direction);
+ __dma_sync(addr, sg->length, direction);
}
plat_unmap_dma_mem(sg->dma_address);
}
@@ -304,7 +302,7 @@ void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
/* Make sure that gcc doesn't leave the empty loop body. */
for (i = 0; i < nelems; i++, sg++) {
if (cpu_is_noncoherent_r10000(dev))
- __dma_sync((unsigned long)page_address(sg->page),
+ __dma_sync((unsigned long)page_address(sg_page(sg)),
sg->length, direction);
plat_unmap_dma_mem(sg->dma_address);
}
@@ -322,7 +320,7 @@ void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nele
/* Make sure that gcc doesn't leave the empty loop body. */
for (i = 0; i < nelems; i++, sg++) {
if (!plat_device_is_coherent(dev))
- __dma_sync((unsigned long)page_address(sg->page),
+ __dma_sync((unsigned long)page_address(sg_page(sg)),
sg->length, direction);
plat_unmap_dma_mem(sg->dma_address);
}