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| author |   Ralf Baechle <ralf@linux-mips.org> | 2007-03-02 11:42:11 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-03-04 19:02:42 +0000 |
| commit | 5b648a98db05fd0152349a11a7f7e30b80643977 (patch) | |
| tree | c58d301712c954b3edc264b5e72884a20f7ee419 /arch | |
| parent | [MIPS] Cobalt: update reserved resources (diff) | |
| download | linux-dev-5b648a98db05fd0152349a11a7f7e30b80643977.tar.xz linux-dev-5b648a98db05fd0152349a11a7f7e30b80643977.zip | |
[MIPS] dma_sync_sg_for_cpu is a no-op except for non-coherent R10000s.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/mm/dma-default.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index a72093ad105f..f503d02e403b 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -295,7 +295,7 @@ 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 (!plat_device_is_coherent(dev)) + if (cpu_is_noncoherent_r10000(dev)) __dma_sync((unsigned long)page_address(sg->page), sg->length, direction); plat_unmap_dma_mem(sg->dma_address); |