diff options
| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-22 19:11:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-22 19:11:06 -0700 |
| commit | 69450bb5eb8e9df28281c62f98e971c9969dc4ff (patch) | |
| tree | 85991e6e8b74cb08b5013fd7e419c3df67d23e35 /arch/mips | |
| parent | e38f981758118d829cd40cfe9c09e3fa81e422aa (diff) | |
| parent | d6ec084200c37683278c821338f74ddf21ab80f5 (diff) | |
Merge branch 'sg' of git://git.kernel.dk/linux-2.6-block
* 'sg' of git://git.kernel.dk/linux-2.6-block:
Add CONFIG_DEBUG_SG sg validation
Change table chaining layout
Update arch/ to use sg helpers
Update swiotlb to use sg helpers
Update net/ to use sg helpers
Update fs/ to use sg helpers
[SG] Update drivers to use sg helpers
[SG] Update crypto/ to sg helpers
[SG] Update block layer to use sg helpers
[SG] Add helpers for manipulating SG entries
Diffstat (limited to 'arch/mips')
| -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 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); } |