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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 B3344C5CFC0 for ; Mon, 18 Jun 2018 12:51:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 558EF20850 for ; Mon, 18 Jun 2018 12:51:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Sg01JNpI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 558EF20850 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 S933009AbeFRMvH (ORCPT ); Mon, 18 Jun 2018 08:51:07 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:56304 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752765AbeFRMvF (ORCPT ); Mon, 18 Jun 2018 08:51:05 -0400 Received: by mail-wm0-f68.google.com with SMTP id v16-v6so13867141wmh.5; Mon, 18 Jun 2018 05:51:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=OvnXDQz6NLFbtjE5xObj1a5F4PPvvp9ksZ1rhWG3CTM=; b=Sg01JNpIo9n7oUt1VW7T/JcKcbPFfEHoHGs4KDH2mee5RYZJ1Fo4FpW1cDLzoWQs+8 gfGtO/d6nCZcV8fhdPEakcuFgRQC6GBlQ5qyM08U5oTb8gcv9Rh7Wglu1MBk6m3myXhu q2WWfJHDfejn4Jv+rCa6x/0xvmPQGDdkFYxD8aAwz50qxKPCemHE0sLz7pYz85pMSXsV Nqv/qaASDoN3jd8iOLzQuig9S1D4oKO0mcxCwpkAUGcoByUF5NLtO773LwXSezFkNvQn U0WbURwGhmhz84KIyy9yd1IId1rvRGWdMvoPwSotvQ7gmkXdEbfwI4qmJwqWMCQHsD1S 7Kvg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=OvnXDQz6NLFbtjE5xObj1a5F4PPvvp9ksZ1rhWG3CTM=; b=mJSaCiDbLi9iCEbOQphFUgC/zSPilR/Sej/Io2NS5THx7PtPli6gPdvJvCABZAb9Rj +hMj0P+nigEMRVyZXDk+M92CM8RDt0M4lhafVAId35v+ZwDMmYAXzXgMORpSjiQecZP+ BkIDDrFXSnJEIjdHonP1uHtYz57/g3TzKMGO1i/EdcKu6qKJK0hnhrrVGftK79kTIIqp mr3Wa4cFS8FSRZ3bFtWz+5cIXxqj/wonR+mLODXBVXEEmSt8I+m3QNec/ThBKnE+VcPA +DTB65CgWd2+u0TbqtHdd0mtDzv9nNKI6ZvfoOdaHgd5Hd8nMCGvGzBPU2KkIL4u5pLg Q+TA== X-Gm-Message-State: APt69E0D1k7ndW2sBApdt+FJj1g5B7sgjB84Yx0mfoAZwuBlnkJ8jiV9 /yr4ibyblvgla7RQQxxy3TSrI7aKSCA= X-Google-Smtp-Source: ADUXVKLcqhGIfcGUSvia0p7Fl0DHt43WOTQGVX7GtqUNfbNwp45SVO4gqvn3TRA2h88StiI3m9gpig== X-Received: by 2002:a1c:9015:: with SMTP id s21-v6mr8581063wmd.20.1529326263301; Mon, 18 Jun 2018 05:51:03 -0700 (PDT) Received: from [10.9.10.21] (83-103-103-194.ip.fastwebnet.it. [83.103.103.194]) by smtp.gmail.com with ESMTPSA id k36-v6sm29769189wrc.20.2018.06.18.05.51.01 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 18 Jun 2018 05:51:02 -0700 (PDT) Subject: Re: [PATCH 3/6] arcnet: com20020: Add com20020 io mapped version To: David Miller Cc: kbuild-all@01.org, tobin@apporbit.com, Andrea Greco , Michael Grzeschik , linux-kernel@vger.kernel.org, netdev@vger.kernel.org References: <20180611142635.20712-1-andrea.greco.gapmilano@gmail.com> <201806120034.bUpoIKOC%fengguang.wu@intel.com> From: Andrea Greco Message-ID: <7223d43a-ef82-2364-9bf7-dde50ce4a7f3@gmail.com> Date: Mon, 18 Jun 2018 14:51:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <201806120034.bUpoIKOC%fengguang.wu@intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/11/2018 06:35 PM, kbuild test robot wrote: > drivers/net/arcnet/com20020-io.c:34:17: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] > return ioread8((void *__iomem) addr + offset); > ^ > drivers/net/arcnet/com20020-io.c: In function 'io_arc_outb': > drivers/net/arcnet/com20020-io.c:39:18: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] > iowrite8(value, (void *__iomem)addr + offset); > ^ > drivers/net/arcnet/com20020-io.c: In function 'io_arc_insb': > drivers/net/arcnet/com20020-io.c:44:14: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] > ioread8_rep((void *__iomem) (addr + offset), buffer, count); > ^ > drivers/net/arcnet/com20020-io.c: In function 'io_arc_outsb': > drivers/net/arcnet/com20020-io.c:49:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] > iowrite8_rep((void *__iomem) (addr + offset), buffer, count); > ^ > drivers/net/arcnet/com20020-io.c: In function 'com20020_probe': > drivers/net/arcnet/com20020-io.c:219:11: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] > ioaddr = (int)devm_ioremap(&pdev->dev, iores->start, > ^ > drivers/net/arcnet/com20020-io.c:288:27: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] > devm_iounmap(&pdev->dev, (void __iomem *)ioaddr); > ^ Is there some clean way for fix this. Some architetture int size is 32 bit and ptr is 64, this rise warning, of spark64 compiler. Change ioaddr type means introduce a lots of casting in all other driver. Which is the best way for proceed ? Andrea