From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2EAFECDE44 for ; Mon, 5 Nov 2018 03:28:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 78E0020819 for ; Mon, 5 Nov 2018 03:28:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="flV+iVsR" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 78E0020819 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727486AbeKEMp7 (ORCPT ); Mon, 5 Nov 2018 07:45:59 -0500 Received: from mail-pl1-f195.google.com ([209.85.214.195]:33930 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726810AbeKEMp6 (ORCPT ); Mon, 5 Nov 2018 07:45:58 -0500 Received: by mail-pl1-f195.google.com with SMTP id f12-v6so2543478plo.1 for ; Sun, 04 Nov 2018 19:28:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=message-id:date:from:to:cc:subject:mime-version:content-disposition :user-agent; bh=wYFxU3IgUhH7Pg9xyygtwXTqyyinwl8/Zz4uYWqkSjM=; b=flV+iVsRR0fS+JvDKGdjZC17a+0ab2sA9mrg/ownHRB1YGDS+KKYNcF4ktpjVFm5q6 jyJXdBbBYv4FHBZnV/Vie2CuIuVI7R7pC6HeWOQKQahjQu/gGTEKAsrpAGyWcPwpeHWp ORVGdi1Qrzd2Rq91lFr4V22ovcz+I/rrV5xBk0DUfPxFW8rgwRvUmu2Ke0Z7c4ZhroFY DjXBgOmQndPnVRN02olXNHW1YXaIhTq92UxgNfPr3HhZGbDiFxnkgoDt0j5kGqX2CSBW m6sk86PgOKapT/irSk9/+EptlMz/tU5ifF4XRjbYK2CrxWJaYyVtFH60Wgl6qkTPdE6F P6NQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:date:from:to:cc:subject:mime-version :content-disposition:user-agent; bh=wYFxU3IgUhH7Pg9xyygtwXTqyyinwl8/Zz4uYWqkSjM=; b=Z+IDiQOhXCiXUmJIyge6zIKyHWvOkMwpexqJddepGu3XYLaeTnXuATZ+ZlMm5GX7Cc Ss9OggLvdm2ud9ewqsCtDI9AAYm1JEUA+ydg5HMO3r4MC7RBo4qJ4eCLlJigBbKE39WB aJgKM+InwZCJy8VtcbNnYGjlWjFRV/QJwlXX9LMQ00FAi+koW/icWIMojDRFa0rgwuFc d/996yqnJX3F8tPkgUouLaszvLr8ewEprIkAqWjGQ02RzRZEnT5UUzJPKtjhXrMmOzGv 2OLQ59lsz9SZdcqxsMz/YAjLoGisrifsV5JS4qmtMsojztEdtXi3B2XLh8ZBmEDW3T7N xRMA== X-Gm-Message-State: AGRZ1gIhMDs2kHf4JVjaUBCnF9mwqgWpma6wCnD/B7CYtLPu+8XepCq6 hCXMOz/chUXw0j/PP3q9xAnNg67Jrp4= X-Google-Smtp-Source: AJdET5c2enpqGILU2L4gaIWZulXIPLzP5lJZbt5P6hNRj8/1XfZsPqhKeDvURoW9x67UxqpRbH9S2Q== X-Received: by 2002:a17:902:8306:: with SMTP id bd6-v6mr20455502plb.321.1541388508206; Sun, 04 Nov 2018 19:28:28 -0800 (PST) Received: from sabyasachi ([45.116.191.235]) by smtp.gmail.com with ESMTPSA id a19-v6sm25626919pfi.138.2018.11.04.19.28.26 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 04 Nov 2018 19:28:27 -0800 (PST) Message-ID: <5bdfb8db.1c69fb81.c8f62.9586@mx.google.com> X-Google-Original-Message-ID: <20181105032823.GA4558@sabyasachi.linux@gmail.com> Date: Mon, 5 Nov 2018 08:58:23 +0530 From: Sabyasachi Gupta To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, joe@perches.com, darren@stevens-zone.net, christophe.leroy@c-s.fr, geoff@infradead.org Cc: jrdr.linux@gmail.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH] arch/powerpc: Use dma_zalloc_coherent MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Replaced dma_alloc_coherent + memset with dma_zalloc_coherent Signed-off-by: Sabyasachi Gupta --- arch/powerpc/platforms/pasemi/dma_lib.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/powerpc/platforms/pasemi/dma_lib.c b/arch/powerpc/platforms/pasemi/dma_lib.c index 53384eb..d18d164 100644 --- a/arch/powerpc/platforms/pasemi/dma_lib.c +++ b/arch/powerpc/platforms/pasemi/dma_lib.c @@ -255,15 +255,13 @@ int pasemi_dma_alloc_ring(struct pasemi_dmachan *chan, int ring_size) chan->ring_size = ring_size; - chan->ring_virt = dma_alloc_coherent(&dma_pdev->dev, + chan->ring_virt = dma_zalloc_coherent(&dma_pdev->dev, ring_size * sizeof(u64), &chan->ring_dma, GFP_KERNEL); if (!chan->ring_virt) return -ENOMEM; - memset(chan->ring_virt, 0, ring_size * sizeof(u64)); - return 0; } EXPORT_SYMBOL(pasemi_dma_alloc_ring); -- 2.7.4