From patchwork Thu Jul 14 12:42:41 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 9229765 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E16B1608A1 for ; Thu, 14 Jul 2016 12:46:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CE76927FA9 for ; Thu, 14 Jul 2016 12:46:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C141C281A7; Thu, 14 Jul 2016 12:46:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 667A027FA9 for ; Thu, 14 Jul 2016 12:46:38 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bNg0r-0001Nv-HD; Thu, 14 Jul 2016 12:45:09 +0000 Received: from devils.ext.ti.com ([198.47.26.153]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bNfzJ-0008Oe-Gg for linux-arm-kernel@lists.infradead.org; Thu, 14 Jul 2016 12:43:34 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id u6ECeqJ4026862; Thu, 14 Jul 2016 07:40:52 -0500 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id u6ECh497019750; Thu, 14 Jul 2016 07:43:04 -0500 Received: from dflp33.itg.ti.com (10.64.6.16) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.294.0; Thu, 14 Jul 2016 07:43:04 -0500 Received: from dlep33.itg.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id u6ECgjMZ018322; Thu, 14 Jul 2016 07:43:01 -0500 From: Peter Ujfalusi To: Subject: [PATCH 6/7] dmaengine: omap-dma: Use pointer to omap_sg in slave_sg setup's loop Date: Thu, 14 Jul 2016 15:42:41 +0300 Message-ID: <20160714124242.7579-7-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.9.1 In-Reply-To: <20160714124242.7579-1-peter.ujfalusi@ti.com> References: <20160714124242.7579-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160714_054333_845040_B1A71965 X-CRM114-Status: UNSURE ( 8.43 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux@arm.linux.org.uk, tony@atomide.com, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Instead of accessing the array via index, take the pointer first and use it to set up the omap_sg struct. Signed-off-by: Peter Ujfalusi --- drivers/dma/omap-dma.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index bbad82985083..8497750fa44a 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -819,9 +819,11 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg( en = burst; frame_bytes = es_bytes[es] * en; for_each_sg(sgl, sgent, sglen, i) { - d->sg[i].addr = sg_dma_address(sgent); - d->sg[i].en = en; - d->sg[i].fn = sg_dma_len(sgent) / frame_bytes; + struct omap_sg *osg = &d->sg[i]; + + osg->addr = sg_dma_address(sgent); + osg->en = en; + osg->fn = sg_dma_len(sgent) / frame_bytes; } d->sglen = sglen;