From patchwork Fri Feb 12 11:15:29 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 102799 Delivered-To: patch@linaro.org Received: by 10.112.43.199 with SMTP id y7csp760497lbl; Fri, 12 Feb 2016 03:19:18 -0800 (PST) X-Received: by 10.98.70.28 with SMTP id t28mr1284454pfa.110.1455275958506; Fri, 12 Feb 2016 03:19:18 -0800 (PST) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id qd3si19402322pab.208.2016.02.12.03.19.18; Fri, 12 Feb 2016 03:19:18 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752373AbcBLLTQ (ORCPT + 30 others); Fri, 12 Feb 2016 06:19:16 -0500 Received: from mout.kundenserver.de ([212.227.126.133]:55471 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752192AbcBLLTO (ORCPT ); Fri, 12 Feb 2016 06:19:14 -0500 Received: from wuerfel.lan. ([78.42.132.4]) by mrelayeu.kundenserver.de (mreue001) with ESMTPA (Nemesis) id 0M003o-1a9CsY3j0m-00uKVh; Fri, 12 Feb 2016 12:16:03 +0100 From: Arnd Bergmann To: Lee Jones , Jonathan Cameron Cc: linux-arm-kernel@lists.infradead.org, Arnd Bergmann , Denis Carikli , Markus Pargmann , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] iio: adc/imx25-gcq: move incorrect do_div Date: Fri, 12 Feb 2016 12:15:29 +0100 Message-Id: <1455275748-999115-1-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 2.7.0 X-Provags-ID: V03:K0:mPavZJw7MbsJkmWqv3HDviXFRnd61L0FUg1vz5OX0fSmhpxHQ3p f9ANqtMFbvlBilmSqQYu+kfcOkJ59ZmoMSVtj0hVvItg09Y7DDQ1wOm3D3kNQTwrz5MMsKV FcCGXft1G/taZ6yusO27IZ2/VETqw5kCdIL2/+z8jhLecTmH1Rv2qBwByvw4Zzvt7X0Wijh yP9GlW6QuFDjHm/JgagxQ== X-UI-Out-Filterresults: notjunk:1; V01:K0:B6WO1brLePk=:1r/xInFWuTYHCEKeGfHenO C/qm9+8nbmDFb5L9yo61nlmZ6l7f1kxU6Fuap6d5jPoJuEQLHHIJsXUKwNKqCI+Xufw/OGr/U AqovKRPahL1sQxVNokvn1aePSghJiLopt+jlujCAiGIeLRCP6JFWBPg38nwgNf/L6i2ks5Lnd 1Jfsmfh3sPJQI9b4VvWCB27qA9WD4VwiDHveczZDEwJjUyVuIr7au0QlVS6UdvMoQBClRpxIj AA0X6QsuIL/UL2kMJuZAo4r/f5OQAdrrcaKwI+1RVO+/zFEWsZ5LdQ8yur4U8d+jxS3PrwUGu QzNVWkl7nkeaxBO1KiAivzbNc436XHO6fsekxVNZgct2bQPJlrU5Qb1hyJa5SKW0nsX3AaLwC rTrh9CehOD0aKP7w6X95vaY6GWy7by7sA5DbvCY1TlzvIWZ2HrZxOxfll19eM6zLhnY+fu1pl G4D+tpDRCcAe/mK56W5mhBfdfqtpAMkUn9ABkCg258uelD4kFYjhtBXMDkpItPR4VA9zSgODT X5kVUS3NzpJXt8F69kPggzF782FjwzrTgyzHNTSzPbqa91YiXwAjPrv+KC/3ZNXN/GADfaYxm 1a/nufcb/4c+kk6/HjJErMFZipy9Ke0x1pQupKOlmujNN/j1qUtjzIaXR9TgDOq9MWOtlOkAm fBjLlRQNhSPSsJm2yBHYpDQpaqrGcMYoUgXQBnIdlfGnYXQJhYKDHqhY3rXjnzaZmfWU= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The newly added driver uses do_div() to device a 32-bit number, which now provokes a warning: drivers/iio/adc/fsl-imx25-gcq.c: In function 'mx25_gcq_setup_cfgs': include/asm-generic/div64.h:207:28: warning: comparison of distinct pointer types lacks a cast (void)(((typeof((n)) *)0) == ((uint64_t *)0)); \ This replaces the do_div() call with a straight division operator. Signed-off-by: Arnd Bergmann Fixes: 6df2e98c3ea5 ("iio: adc: Add imx25-gcq ADC driver") --- drivers/iio/adc/fsl-imx25-gcq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.7.0 diff --git a/drivers/iio/adc/fsl-imx25-gcq.c b/drivers/iio/adc/fsl-imx25-gcq.c index 2fd192735d5b..72b32c1ab257 100644 --- a/drivers/iio/adc/fsl-imx25-gcq.c +++ b/drivers/iio/adc/fsl-imx25-gcq.c @@ -233,7 +233,7 @@ static int mx25_gcq_setup_cfgs(struct platform_device *pdev, priv->channel_vref_mv[reg] = regulator_get_voltage(priv->vref[refp]); /* Conversion from uV to mV */ - do_div(priv->channel_vref_mv[reg], 1000); + priv->channel_vref_mv[reg] /= 1000; break; case MX25_ADC_REFP_INT: priv->channel_vref_mv[reg] = 2500;