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* [PATCH RFT] powerpc: dma-mapping: support debug_dma_mapping_error
@ 2012-10-26  0:16 Shuah Khan
  2012-10-26 16:08 ` [PATCH RFT RESEND linux-next] " Shuah Khan
  0 siblings, 1 reply; 3+ messages in thread
From: Shuah Khan @ 2012-10-26  0:16 UTC (permalink / raw)
  To: benh, paulus, kyungmin.park, m.szyprowski, david, arnd, andrzej.p
  Cc: linuxppc-dev, LKML, shuahkhan

Add support for debug_dma_mapping_error() call to avoid warning from
debug_dma_unmap() interface when it checks for mapping error checked
status. Without this patch, device driver failed to check map error
warning is generated.

Signed-off-by: Shuah Khan <shuah.khan@hp.com>
---
 arch/powerpc/include/asm/dma-mapping.h |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index 7816087..e27e9ad 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -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);
 
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2012-11-15 18:05 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2012-10-26  0:16 [PATCH RFT] powerpc: dma-mapping: support debug_dma_mapping_error Shuah Khan
2012-10-26 16:08 ` [PATCH RFT RESEND linux-next] " Shuah Khan
2012-11-15 18:05   ` Shuah Khan

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