Patchwork [RFT,RESEND] sparc: dma-mapping: support debug_dma_mapping_error

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Submitter Shuah Khan
Date Oct. 26, 2012, 12:38 a.m.
Message ID <1351211909.6851.26.camel@lorien2>
Download mbox | patch
Permalink /patch/194329/
State Superseded
Delegated to: David Miller
Headers show

Comments

Shuah Khan - Oct. 26, 2012, 12:38 a.m.
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/sparc/include/asm/dma-mapping.h |    1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h
index 8493fd3..05fe53f 100644
--- a/arch/sparc/include/asm/dma-mapping.h
+++ b/arch/sparc/include/asm/dma-mapping.h
@@ -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);
 }