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List:       linux-sparc
Subject:    [PATCH 5/9] mips: dma_debug: add debug_dma_mapping_error support
From:       Shuah Khan <shuah.khan () hp ! com>
Date:       2012-11-23 21:34:56
Message-ID: 1353706496.5270.101.camel () lorien2
[Download RAW message or body]

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




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