powerpc: dma_debug: add debug_dma_mapping_error support

PATCH In review Shuah Khan 1 participant 1 message Nov 23, 2012

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Shuah Khan

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2012-11-23 21:35 UTC #0 lore raw

PATCH 6/9 powerpc: dma_debug: add debug_dma_mapping_error support

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 <[email protected]>

---
 arch/powerpc/include/asm/dma-mapping.h |    1 +
 1 file changed, 1 insertion(+)

arch/powerpc/include/asm/dma-mapping.h +1 -0

index 7816087..e27e9ad 100644
@@ -172,6 +172,7 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
 {
 	struct dma_map_ops *dma_ops = get_dma_ops(dev);
 
+	debug_dma_mapping_error(dev, dma_addr);
 	if (dma_ops->mapping_error)
 		return dma_ops->mapping_error(dev, dma_addr);

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