From: Shuah Khan <shuahkhan@gmail.com>
Date: Fri, 26 Oct 2012 00:31:42 +0000 (-0600)
Subject: sparc: dma-mapping: support debug_dma_mapping_error
X-Git-Tag: upstream/snapshot3+hdmi~5982^2^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5d346d103355a0ea1ccc40b7ac0659326cb74077;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

sparc: dma-mapping: support debug_dma_mapping_error

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>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
---

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);
 }