From patchwork Fri Oct 26 16:13:09 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [RFT, RESEND, linux-next] sparc: dma-mapping: support debug_dma_mapping_error Date: Fri, 26 Oct 2012 06:13:09 -0000 From: Shuah Khan X-Patchwork-Id: 194530 Message-Id: <1351267989.4013.20.camel@lorien2> To: davem@davemloft.net, kyungmin.park@samsung.com, arnd@arndb.de, m.szyprowski@samsung.com, sam@ravnborg.org Cc: sparclinux@vger.kernel.org, LKML , shuahkhan@gmail.com 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 Acked-by: David S. Miller --- arch/sparc/include/asm/dma-mapping.h | 1 + 1 file changed, 1 insertion(+) 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); }