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authorRobert Richter <robert.richter@amd.com>2010-10-15 12:45:00 +0200
committerRobert Richter <robert.richter@amd.com>2010-10-15 12:45:00 +0200
commit6268464b370e234e0255330190f9bd5d19386ad7 (patch)
tree5742641092ce64227dd2086d78baaede57da1f80 /include/linux/dma-mapping.h
parent7df01d96b295e400167e78061b81d4c91630b12d (diff)
parent0fdf13606b67f830559abdaad15980c7f4f05ec4 (diff)
downloadop-kernel-dev-6268464b370e234e0255330190f9bd5d19386ad7.zip
op-kernel-dev-6268464b370e234e0255330190f9bd5d19386ad7.tar.gz
Merge remote branch 'tip/perf/core' into oprofile/core
Conflicts: arch/arm/oprofile/common.c kernel/perf_event.c
Diffstat (limited to 'include/linux/dma-mapping.h')
-rw-r--r--include/linux/dma-mapping.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index ce29b81..ba8319a 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -102,6 +102,9 @@ static inline u64 dma_get_mask(struct device *dev)
return DMA_BIT_MASK(32);
}
+#ifdef ARCH_HAS_DMA_SET_COHERENT_MASK
+int dma_set_coherent_mask(struct device *dev, u64 mask);
+#else
static inline int dma_set_coherent_mask(struct device *dev, u64 mask)
{
if (!dma_supported(dev, mask))
@@ -109,6 +112,7 @@ static inline int dma_set_coherent_mask(struct device *dev, u64 mask)
dev->coherent_dma_mask = mask;
return 0;
}
+#endif
extern u64 dma_get_required_mask(struct device *dev);
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