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author | James Morris <jmorris@namei.org> | 2009-08-11 08:33:01 +1000 |
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committer | James Morris <jmorris@namei.org> | 2009-08-11 08:33:01 +1000 |
commit | 8b4bfc7feb005d84e2bd0831d8331a304e9d6483 (patch) | |
tree | a13891d7264aefeea65e60cc956e8fa704032cd9 /arch/powerpc/kernel/dma.c | |
parent | 896a6de40ef3814525632609799af909338f50c3 (diff) | |
parent | 85dfd81dc57e8183a277ddd7a56aa65c96f3f487 (diff) | |
download | op-kernel-dev-8b4bfc7feb005d84e2bd0831d8331a304e9d6483.zip op-kernel-dev-8b4bfc7feb005d84e2bd0831d8331a304e9d6483.tar.gz |
Merge branch 'master' into next
Diffstat (limited to 'arch/powerpc/kernel/dma.c')
-rw-r--r-- | arch/powerpc/kernel/dma.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c index 20a60d6..ccf129d 100644 --- a/arch/powerpc/kernel/dma.c +++ b/arch/powerpc/kernel/dma.c @@ -7,6 +7,7 @@ #include <linux/device.h> #include <linux/dma-mapping.h> +#include <linux/lmb.h> #include <asm/bug.h> #include <asm/abs_addr.h> @@ -90,11 +91,10 @@ static void dma_direct_unmap_sg(struct device *dev, struct scatterlist *sg, static int dma_direct_dma_supported(struct device *dev, u64 mask) { #ifdef CONFIG_PPC64 - /* Could be improved to check for memory though it better be - * done via some global so platforms can set the limit in case + /* Could be improved so platforms can set the limit in case * they have limited DMA windows */ - return mask >= DMA_BIT_MASK(32); + return mask >= (lmb_end_of_DRAM() - 1); #else return 1; #endif |