From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965233Ab2JZQNQ (ORCPT ); Fri, 26 Oct 2012 12:13:16 -0400 Received: from g1t0026.austin.hp.com ([15.216.28.33]:13738 "EHLO g1t0026.austin.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933818Ab2JZQNP (ORCPT ); Fri, 26 Oct 2012 12:13:15 -0400 Message-ID: <1351267989.4013.20.camel@lorien2> Subject: [PATCH RFT RESEND linux-next] sparc: dma-mapping: support debug_dma_mapping_error From: Shuah Khan Reply-To: shuah.khan@hp.com 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 Date: Fri, 26 Oct 2012 10:13:09 -0600 In-Reply-To: <1351211909.6851.26.camel@lorien2> References: <1351211773.6851.24.camel@lorien2> <1351211909.6851.26.camel@lorien2> Organization: ISS-Linux Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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); } -- 1.7.9.5