From patchwork Tue Apr 15 15:13:34 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 3993711 Return-Path: X-Original-To: patchwork-linux-arm@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 A42609F2CC for ; Tue, 15 Apr 2014 15:16:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9AB5A2022D for ; Tue, 15 Apr 2014 15:16:24 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 43BFA2020F for ; Tue, 15 Apr 2014 15:16:23 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Wa54G-0006fd-F9; Tue, 15 Apr 2014 15:14:36 +0000 Received: from perceval.ideasonboard.com ([95.142.166.194]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Wa546-0006T6-Fh for linux-arm-kernel@lists.infradead.org; Tue, 15 Apr 2014 15:14:28 +0000 Received: from avalon.ideasonboard.com (55.138-246-81.adsl-dyn.isp.belgacom.be [81.246.138.55]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id EDCC0359FC; Tue, 15 Apr 2014 17:11:37 +0200 (CEST) From: Laurent Pinchart To: dmaengine@vger.kernel.org Subject: [PATCH 3/6] dma: mmp_pdma: Simplify access to channel drcmr value Date: Tue, 15 Apr 2014 17:13:34 +0200 Message-Id: <1397574817-15559-4-git-send-email-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1397574817-15559-1-git-send-email-laurent.pinchart@ideasonboard.com> References: <1397574817-15559-1-git-send-email-laurent.pinchart@ideasonboard.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140415_081426_689363_024C8CC3 X-CRM114-Status: UNSURE ( 9.03 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) Cc: Xiang Wang , linux-arm-kernel@lists.infradead.org, Daniel Mack X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,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 As the physical channel and virtual channel point to each other, pchan->phy->vchan is always equal to pchan. Simplify the code accordingly. Signed-off-by: Laurent Pinchart --- drivers/dma/mmp_pdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c index b439679..643f225 100644 --- a/drivers/dma/mmp_pdma.c +++ b/drivers/dma/mmp_pdma.c @@ -277,7 +277,7 @@ static void mmp_pdma_free_phy(struct mmp_pdma_chan *pchan) return; /* clear the channel mapping in DRCMR */ - reg = DRCMR(pchan->phy->vchan->drcmr); + reg = DRCMR(pchan->drcmr); writel(0, pchan->phy->base + reg); spin_lock_irqsave(&pdev->phy_lock, flags);