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From: shuah.khan@hp.com (Shuah Khan)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 7/9] sh: dma_debug: add debug_dma_mapping_error support
Date: Fri, 23 Nov 2012 14:36:33 -0700	[thread overview]
Message-ID: <1353706593.5270.103.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/sh/include/asm/dma-mapping.h |    1 +
 1 file changed, 1 insertion(+)

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);
 
-- 
1.7.9.5

                 reply	other threads:[~2012-11-23 21:36 UTC|newest]

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