diff options
Diffstat (limited to 'arch/mips/mm/dma-default.c')
| -rw-r--r-- | arch/mips/mm/dma-default.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index 98b5e5bac02e..b0b034c4654f 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); } |