Patchwork [7/9] sh: dma_debug: add debug_dma_mapping_error support

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Submitter Shuah Khan
Date Nov. 23, 2012, 9:36 p.m.
Message ID <1353706593.5270.103.camel@lorien2>
Download mbox | patch
Permalink /patch/201417/
State Not Applicable
Headers show

Comments

Shuah Khan - Nov. 23, 2012, 9:36 p.m.
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/sh/include/asm/dma-mapping.h |    1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index 8bd965e..b437f2c 100644
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -46,6 +46,7 @@  static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
 {
 	struct dma_map_ops *ops = get_dma_ops(dev);
 
+	debug_dma_mapping_error(dev, dma_addr);
 	if (ops->mapping_error)
 		return ops->mapping_error(dev, dma_addr);