From: shuah.khan@hp.com (Shuah Khan)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 5/9] mips: dma_debug: add debug_dma_mapping_error support
Date: Fri, 23 Nov 2012 14:34:56 -0700 [thread overview]
Message-ID: <1353706496.5270.101.camel@lorien2> (raw)
Add dma-debug interface debug_dma_mapping_error() to debug drivers that fail
to check dma mapping errors on addresses returned by dma_map_single() and
dma_map_page() interfaces.
Signed-off-by: Shuah Khan <shuah.khan@hp.com>
---
arch/mips/include/asm/dma-mapping.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index be39a12..006b43e 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -40,6 +40,8 @@ static inline int dma_supported(struct device *dev, u64 mask)
static inline int dma_mapping_error(struct device *dev, u64 mask)
{
struct dma_map_ops *ops = get_dma_ops(dev);
+
+ debug_dma_mapping_error(dev, mask);
return ops->mapping_error(dev, mask);
}
--
1.7.9.5
reply other threads:[~2012-11-23 21:34 UTC|newest]
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