From patchwork Thu Sep 19 21:54:02 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Russell King X-Patchwork-Id: 2917921 Return-Path: X-Original-To: patchwork-linux-fbdev@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 C47909F1E2 for ; Fri, 20 Sep 2013 12:14:16 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BBBBB202B8 for ; Fri, 20 Sep 2013 12:14:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A97542026D for ; Fri, 20 Sep 2013 12:14:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754617Ab3ITMNx (ORCPT ); Fri, 20 Sep 2013 08:13:53 -0400 Received: from caramon.arm.linux.org.uk ([78.32.30.218]:39456 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754428Ab3ITMNv (ORCPT ); Fri, 20 Sep 2013 08:13:51 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=arm.linux.org.uk; s=caramon; h=Date:Sender:Message-Id:Subject:Cc:To:From:References:In-Reply-To; bh=5M/unnKcMc6DetoKfFsykEYKBUisoQwq6+M5z00tLjU=; b=HtzxJK+dn4yzLsTJ+llnRDWWcQRE2/+FOUip11QHPkRnEcW2p2Kwt73nucDMG4+U/qBe7OHl0q5Rld0Ujjtjaq8tHGqR6jtuDWL+F/rHRXpmKynISnzxOPrjpHJqyr7DuzMX6DRseoEtnJr0ccMJ4zYSeke3Wdd7ccuzT7x+84A=; Received: from e0022681537dd.dyn.arm.linux.org.uk ([2002:4e20:1eda:1:222:68ff:fe15:37dd]:59166 helo=rmk-PC.arm.linux.org.uk) by caramon.arm.linux.org.uk with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.76) (envelope-from ) id 1VMnLP-0000qF-Lg; Fri, 20 Sep 2013 00:09:07 +0100 Received: from rmk by rmk-PC.arm.linux.org.uk with local (Exim 4.76) (envelope-from ) id 1VMmAk-0007iq-IU; Thu, 19 Sep 2013 22:54:02 +0100 In-Reply-To: <20130919212235.GD12758@n2100.arm.linux.org.uk> References: <20130919212235.GD12758@n2100.arm.linux.org.uk> From: Russell King To: alsa-devel@alsa-project.org, b43-dev@lists.infradead.org, devel@driverdev.osuosl.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, e1000-devel@lists.sourceforge.net, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-doc@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-ide@vger.kernel.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, linux-nvme@lists.infradead.org, linux-omap@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-samsung-soc@vger.kernel.org, linux-scsi@vger.kernel.org, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, Solarflare linux maintainers , uclinux-dist-devel@blackfin.uclinux.org Cc: Tejun Heo Subject: [PATCH 29/51] DMA-API: ata: pata_octeon_cf: convert to use dma_coerce_mask_and_coherent() Message-Id: Date: Thu, 19 Sep 2013 22:54:02 +0100 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org X-Spam-Status: No, score=-3.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, KHOP_BIG_TO_CC,RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD,T_DKIM_INVALID, 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 Convert this code sequence: pdev->dev.coherent_dma_mask = DMA_BIT_MASK(64); pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; to use dma_coerce_mask_and_coherent() to avoid bypassing the architecture check on the DMA mask. Signed-off-by: Russell King --- drivers/ata/pata_octeon_cf.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c index c51bbb9..6231d43 100644 --- a/drivers/ata/pata_octeon_cf.c +++ b/drivers/ata/pata_octeon_cf.c @@ -1014,8 +1014,9 @@ static int octeon_cf_probe(struct platform_device *pdev) } cf_port->c0 = ap->ioaddr.ctl_addr; - pdev->dev.coherent_dma_mask = DMA_BIT_MASK(64); - pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + rv = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (rv) + return ret; ata_port_desc(ap, "cmd %p ctl %p", base, ap->ioaddr.ctl_addr);