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=-9.1 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_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 A0453C04AAF for ; Tue, 21 May 2019 14:51:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 712172173E for ; Tue, 21 May 2019 14:51:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="WLJvXkfS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728713AbfEUOvW (ORCPT ); Tue, 21 May 2019 10:51:22 -0400 Received: from mail-it1-f194.google.com ([209.85.166.194]:51741 "EHLO mail-it1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727969AbfEUOvW (ORCPT ); Tue, 21 May 2019 10:51:22 -0400 Received: by mail-it1-f194.google.com with SMTP id m3so5477054itl.1 for ; Tue, 21 May 2019 07:51:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=jgJdmE1Zbg3qhV5EulwxdNH0JzQK7bdAiz1rSW14UKM=; b=WLJvXkfSurKA/hBm3R5otskQBCeCLH/GjbB6e/+cMCGYo/+WSP8B3eESzP/FhbL6/X Tg30c0WtnWkYjdW0ZuYhirOU66gcStN0rqX9J5j49YQ3DgCqKyXGVgsuJP4pN4kG/uJy 1Rqqp0whbHK7nb5tmW5Bp9KL+ZqcjZ1dvlv3ySoBNz1GJimIqb7/ACcGi+bat+x+OmNn FoWuJTCo0qPiRk3yq2CAGyyA+N232lW3CgpAOfiPX2Iej37gH0LGYMx5bBREdaZcvEzV RZjqBRDqMaqSLiplo4t6EfPQm+gAnNZyelO00Ep+eKb2YT/NzGzyCEORB0VpkGrMpwVY Woyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=jgJdmE1Zbg3qhV5EulwxdNH0JzQK7bdAiz1rSW14UKM=; b=SlRUD/yKQ4H1oBjzUfLriOpRUWe6XeoOIvcfRA5Im8lcYCW/vRY4V+LU+2YR98iY5V riKH/3HMdf7/5llp3mAkDH1J/ovoakRIrYnxEtYNBaER6PL+U1tpjnr38LVdugBgvpXo Vvz5HDeCXxPOfcCyhg1i5E2QsDitV+eGWpwplppmNCv3Y3NsB83xGT5SJgBuwCXN2piO AnsuMkYCBxZf6NImV7guSxwDTwTDC/vLiSsQb1bcm+ZZimTUF2pWU49Q9ZyAI5VCGqXP 7UtzAq6ZMQoxh7zyQgkBokFPjtVgX3PIV3hEjylPXIhikUnJ9gJjCxtfiSxDLuWixMSf DTDA== X-Gm-Message-State: APjAAAWuE8V0J58Zm0qSxWEOEqbpPYZCx4F0AqC5rKs69VrUwJThgmyX FfxEsB95Rbw/uaCSkqEds7LYR36c X-Google-Smtp-Source: APXvYqy+tWqthA1EUdSvG0qJ/9jqC5fB3CtGEZkCu/3tOdCJ4/YM6d1DWzdmTLf2kCnR5aizdavl4A== X-Received: by 2002:a24:7610:: with SMTP id z16mr4114515itb.3.1558450281188; Tue, 21 May 2019 07:51:21 -0700 (PDT) Received: from svens-asus.arcx.com ([184.94.50.30]) by smtp.gmail.com with ESMTPSA id m67sm1666083itc.22.2019.05.21.07.51.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 21 May 2019 07:51:20 -0700 (PDT) From: Sven Van Asbroeck X-Google-Original-From: Sven Van Asbroeck To: Greg KH Cc: devel@driverdev.osuosl.org, Linux Kernel Mailing List Subject: [PATCH] staging: fieldbus: anybuss: force address space conversion Date: Tue, 21 May 2019 10:51:16 -0400 Message-Id: <20190521145116.24378-1-TheSven73@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The regmap's context (stored as 'void *') consists of a pointer to __iomem. Mixing __iomem and non-__iomem addresses generates sparse warnings. Fix by using __force when converting to/from 'void __iomem *' and the regmap's context. Signed-off-by: Sven Van Asbroeck --- drivers/staging/fieldbus/anybuss/arcx-anybus.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/fieldbus/anybuss/arcx-anybus.c b/drivers/staging/fieldbus/anybuss/arcx-anybus.c index a167fb68e355..8126e5535ada 100644 --- a/drivers/staging/fieldbus/anybuss/arcx-anybus.c +++ b/drivers/staging/fieldbus/anybuss/arcx-anybus.c @@ -114,7 +114,7 @@ static void export_reset_1(struct device *dev, bool assert) static int read_reg_bus(void *context, unsigned int reg, unsigned int *val) { - void __iomem *base = context; + void __iomem *base = (__force void __iomem *)context; *val = readb(base + reg); return 0; @@ -123,7 +123,7 @@ static int read_reg_bus(void *context, unsigned int reg, static int write_reg_bus(void *context, unsigned int reg, unsigned int val) { - void __iomem *base = context; + void __iomem *base = (__force void __iomem *)context; writeb(val, base + reg); return 0; @@ -153,7 +153,7 @@ static struct regmap *create_parallel_regmap(struct platform_device *pdev, base = devm_ioremap_resource(dev, res); if (IS_ERR(base)) return ERR_CAST(base); - return devm_regmap_init(dev, NULL, base, ®map_cfg); + return devm_regmap_init(dev, NULL, (__force void *)base, ®map_cfg); } static struct anybuss_host * -- 2.17.1