From patchwork Sat Oct 11 15:46:43 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 5069501 Return-Path: X-Original-To: patchwork-dmaengine@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8F6389F2F1 for ; Sat, 11 Oct 2014 16:20:52 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C0EA920179 for ; Sat, 11 Oct 2014 16:20:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C722520165 for ; Sat, 11 Oct 2014 16:20:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751208AbaJKQUu (ORCPT ); Sat, 11 Oct 2014 12:20:50 -0400 Received: from mga11.intel.com ([192.55.52.93]:29315 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751009AbaJKQUu (ORCPT ); Sat, 11 Oct 2014 12:20:50 -0400 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP; 11 Oct 2014 09:20:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,699,1406617200"; d="scan'208";a="603887820" Received: from vkoul-udesk3.iind.intel.com (HELO localhost.localdomain) ([10.223.96.11]) by fmsmga001.fm.intel.com with ESMTP; 11 Oct 2014 09:20:46 -0700 From: Vinod Koul To: dmaengine@vger.kernel.org Cc: Li Yang , Zhang Wei , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Vinod Koul Subject: [PATCH 1/6] dmaengine: add dmaengine_prep_dma_sg() helper Date: Sat, 11 Oct 2014 21:16:43 +0530 Message-Id: <1413042408-28491-2-git-send-email-vinod.koul@intel.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1413042408-28491-1-git-send-email-vinod.koul@intel.com> References: <1413042408-28491-1-git-send-email-vinod.koul@intel.com> Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This was only prep API which didnt have an helper Signed-off-by: Vinod Koul --- include/linux/dmaengine.h | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 3d291f5..ce8a08e 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -757,6 +757,16 @@ static inline struct dma_async_tx_descriptor *dmaengine_prep_interleaved_dma( return chan->device->device_prep_interleaved_dma(chan, xt, flags); } +static inline struct dma_async_tx_descriptor *dmaengine_prep_dma_sg( + struct dma_chan *chan, + struct scatterlist *dst_sg, unsigned int dst_nents, + struct scatterlist *src_sg, unsigned int src_nents, + unsigned long flags) +{ + return chan->device->device_prep_dma_sg(chan, dst_sg, dst_nents, + src_sg, src_nents, flags); +} + static inline int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps) { if (!chan || !caps)