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=-8.1 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 75EF9C67863 for ; Tue, 23 Oct 2018 03:59:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3531A2075D for ; Tue, 23 Oct 2018 03:58:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Hg/TxZoy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3531A2075D 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 S1727226AbeJWMU1 (ORCPT ); Tue, 23 Oct 2018 08:20:27 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:41002 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726764AbeJWMU1 (ORCPT ); Tue, 23 Oct 2018 08:20:27 -0400 Received: by mail-pf1-f196.google.com with SMTP id a19-v6so329460pfo.8 for ; Mon, 22 Oct 2018 20:58:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :user-agent; bh=vrLzbMQB2qosUS+SNjOskqaK6dqBKdQNnSmc8vqPpEg=; b=Hg/TxZoyb3XxkQu9cyZkYcnpZ6Ovo4EGOy+0Ox1FNF2+2cldy5hOrrHMY585377OU+ /GrqVJySdXiHxwthrbOPCRWb5KWyvyuG5n/1vwWjL/XhzlRrpMysOhU3QmpAX8VBbobr SzmMxHtwUo6m/ayGBHcgu3qrMPVB0OV1iNU0ZXPvhnHAOX4KnZu5EGT/twN9APKmb2c6 HeZzTfFe8AaD+9u2wJQG0rGlwUExRhFYzx69rTdKnYZhqdMDQxS0RGl/QNPLnRrMEbR1 q2o4nyGQzMVgl45gzBzoJKV/fRCs4esedHcSpSzQQMKqrZUr6cA3VDEwYs6GrdGQ/qlc H+5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=vrLzbMQB2qosUS+SNjOskqaK6dqBKdQNnSmc8vqPpEg=; b=mTUrCSBGuc3vM4v3FU/m9Z4ZUJK+vfONPkTOpjCjqi/IobK2OE5HZIrQsQtvnfU2QQ uOBXAFGZ8ZO5sWKkvD66Q+1iKjBf30MyH9Fe0UriE06e08yrDbbulzyIRHybcSzIMFS0 VFfu59IixRDScDN3qrjGaAOo8yOSQDG76HjcKlacmpJiLpX1qZh8v4pSawMvJnsVzCSi 1yIYxE/M+pME8mHtTiAJhdVDYT3g2n1SRN+8RwR+KRpnSnHPQCAEe70Nw9z093/9dXm1 hA9j7afP5ItBjCAHoUQDDbq7Vg9LALR58L5HvR2GQkT8QWZS8OFcWvctyMb21eJg3voN Yl/Q== X-Gm-Message-State: AGRZ1gJvA3DKTCXj9cW6FbZpdB/FIVK9veisaEnIF8/lQ3lWzDwtunFl RqGDVnDDfDVS7xQIMBh5R78= X-Google-Smtp-Source: AJdET5dot2rydcQ65AotXQ18iDrsB0AVl18JqDCOEE3LHffBNAiiSFeqcgQWZfpS/jNiWYPBs7O/sA== X-Received: by 2002:a63:515b:: with SMTP id r27-v6mr9535006pgl.419.1540267136804; Mon, 22 Oct 2018 20:58:56 -0700 (PDT) Received: from jordon-HP-15-Notebook-PC ([49.205.217.86]) by smtp.gmail.com with ESMTPSA id j25-v6sm38276365pff.116.2018.10.22.20.58.54 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 22 Oct 2018 20:58:55 -0700 (PDT) Date: Tue, 23 Oct 2018 09:32:22 +0530 From: Souptick Joarder To: gustavo@padovan.org, maarten.lankhorst@linux.intel.com, sean@poorly.run, airlied@linux.ie Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, sabyasachi.linux@gmail.com, brajeswar.linux@gmail.com Subject: [PATCH] drm/drm_pci.c: Use dma_zalloc_coherent Message-ID: <20181023040222.GA1540@jordon-HP-15-Notebook-PC> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Replace dma_alloc_coherent + memset with dma_zalloc_coherent. Signed-off-by: Souptick Joarder --- drivers/gpu/drm/drm_pci.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c index 896e42a..1427879 100644 --- a/drivers/gpu/drm/drm_pci.c +++ b/drivers/gpu/drm/drm_pci.c @@ -61,15 +61,14 @@ drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t ali return NULL; dmah->size = size; - dmah->vaddr = dma_alloc_coherent(&dev->pdev->dev, size, &dmah->busaddr, GFP_KERNEL | __GFP_COMP); + dmah->vaddr = dma_zalloc_coherent(&dev->pdev->dev, size, &dmah->busaddr, + GFP_KERNEL | __GFP_COMP); if (dmah->vaddr == NULL) { kfree(dmah); return NULL; } - memset(dmah->vaddr, 0, size); - /* XXX - Is virt_to_page() legal for consistent mem? */ /* Reserve */ for (addr = (unsigned long)dmah->vaddr, sz = size; -- 1.9.1