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| author | Emil Medve <Emilian.Medve@Freescale.com> | 2007-10-23 20:38:41 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-23 20:38:41 +0200 |
| commit | 891039a9c2ddf73754ad84cdc9d030f1c6431858 (patch) | |
| tree | 33f047a638c3dd204c86e2c25479459f058cc8ff | |
| parent | 4e0177647a3686f3658c26d52a60d0f1231c2127 (diff) | |
| download | talos-op-linux-891039a9c2ddf73754ad84cdc9d030f1c6431858.tar.gz talos-op-linux-891039a9c2ddf73754ad84cdc9d030f1c6431858.zip | |
xtensa: fix sg->page fallout
Signed-off-by: Emil Medve <Emilian.Medve@Freescale.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
| -rw-r--r-- | include/asm-xtensa/dma-mapping.h | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/include/asm-xtensa/dma-mapping.h b/include/asm-xtensa/dma-mapping.h index 82b03b3a2ee6..8bd9d2c02a24 100644 --- a/include/asm-xtensa/dma-mapping.h +++ b/include/asm-xtensa/dma-mapping.h @@ -58,11 +58,10 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, BUG_ON(direction == DMA_NONE); for (i = 0; i < nents; i++, sg++ ) { - BUG_ON(!sg->page); + BUG_ON(!sg_page(sg)); - sg->dma_address = page_to_phys(sg->page) + sg->offset; - consistent_sync(page_address(sg->page) + sg->offset, - sg->length, direction); + sg->dma_address = sg_phys(sg); + consistent_sync(sg_virt(sg), sg->length, direction); } return nents; @@ -128,8 +127,7 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, { int i; for (i = 0; i < nelems; i++, sg++) - consistent_sync(page_address(sg->page) + sg->offset, - sg->length, dir); + consistent_sync(sg_virt(sg), sg->length, dir); } static inline void @@ -138,8 +136,7 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, { int i; for (i = 0; i < nelems; i++, sg++) - consistent_sync(page_address(sg->page) + sg->offset, - sg->length, dir); + consistent_sync(sg_virt(sg), sg->length, dir); } static inline int dma_mapping_error(dma_addr_t dma_addr) |
