sparc: dma_debug: add debug_dma_mapping_error support

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

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MIPS SuperH SPARC + UltraSPARC (sparc/sparc64)

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Shuah Khan

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2012-11-23 21:37 UTC #0 lore raw

PATCH 8/9 sparc: 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]>

Acked-by David S. Miller <[email protected]>

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

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

index 8493fd3..05fe53f 100644
@@ -59,6 +59,7 @@ static inline void dma_free_attrs(struct device *dev, size_t size,
 
 static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
 {
+	debug_dma_mapping_error(dev, dma_addr);
 	return (dma_addr == DMA_ERROR_CODE);
 }

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1.7.9.5