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=-8.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_2 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 50B68C43603 for ; Sun, 15 Dec 2019 10:48:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 21186206CB for ; Sun, 15 Dec 2019 10:48:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="GYKVeqe1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 21186206CB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=JsFZysPmImlfOteSONP9QBUJg/fYCwvpE/RkByic4Eo=; b=GYKVeqe1IJKYv7 dXMo7X7U47Fw/FWFatKDitHrj7xk5Ctu9/bejcWqk9dojcyxkXf/CBB61BPigSvTmZrroit6AXTMc wnxNfKgUibrLYYSDn0hVVsep1VN0ZcsnteRpd20f3PYenOlv6XKJ0tURB4kzc6M27bpR7jGbr0NLT leJ0eH9juA5ssypLmlH9Ay139PSqSf3rfwPsYOR7DdSdnQhct0fj8BOBEHmlQM7jI0lInA+WMeAbl DemqJaBQUFOoEZo6EIpwwOPGitIsejot0c/dcXknE2MB1swzde7nhPaerkA271PLG8cJG4SMCYYhR LyYoBOzWIoLkNmk+pPfA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1igRS7-00029L-Q3; Sun, 15 Dec 2019 10:48:43 +0000 Received: from inca-roads.misterjones.org ([213.251.177.50]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1igRS2-00026x-IL; Sun, 15 Dec 2019 10:48:40 +0000 Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why) by cheepnis.misterjones.org with esmtpsa (TLSv1.2:AES256-GCM-SHA384:256) (Exim 4.80) (envelope-from ) id 1igRRq-0007sB-2S; Sun, 15 Dec 2019 11:48:26 +0100 Date: Sun, 15 Dec 2019 10:48:24 +0000 From: Marc Zyngier To: Yangtao Li Subject: Re: [PATCH 10/10] soc: qcom: convert to devm_platform_ioremap_resource Message-ID: <20191215104824.658889d3@why> In-Reply-To: <20191214175447.25482-10-tiny.windzz@gmail.com> References: <20191214175447.25482-1-tiny.windzz@gmail.com> <20191214175447.25482-10-tiny.windzz@gmail.com> Organization: Approximate X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: tiny.windzz@gmail.com, khilman@baylibre.com, leoyang.li@nxp.com, khalasa@piap.pl, john@phrozen.org, matthias.bgg@gmail.com, agross@kernel.org, bjorn.andersson@linaro.org, kgene@kernel.org, krzk@kernel.org, mripard@kernel.org, wens@csie.org, ssantosh@kernel.org, jun.nie@linaro.org, shawnguo@kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on cheepnis.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191215_024838_751053_AD68F9C5 X-CRM114-Status: GOOD ( 11.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: john@phrozen.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, khilman@baylibre.com, krzk@kernel.org, wens@csie.org, agross@kernel.org, linux-arm-msm@vger.kernel.org, mripard@kernel.org, khalasa@piap.pl, ssantosh@kernel.org, matthias.bgg@gmail.com, linux-amlogic@lists.infradead.org, bjorn.andersson@linaro.org, linux-arm-kernel@lists.infradead.org, shawnguo@kernel.org, linux-mips@vger.kernel.org, leoyang.li@nxp.com, kgene@kernel.org, linux-mediatek@lists.infradead.org, jun.nie@linaro.org, linuxppc-dev@lists.ozlabs.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 14 Dec 2019 17:54:47 +0000 Yangtao Li wrote: > Use devm_platform_ioremap_resource() to simplify code. > > Signed-off-by: Yangtao Li > --- > drivers/soc/qcom/llcc-qcom.c | 7 +------ > drivers/soc/qcom/qcom-geni-se.c | 4 +--- > drivers/soc/qcom/qcom_aoss.c | 4 +--- > drivers/soc/qcom/qcom_gsbi.c | 5 +---- > drivers/soc/qcom/spm.c | 4 +--- > 5 files changed, 5 insertions(+), 19 deletions(-) > > diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c > index 429b5a60a1ba..99e19df76889 100644 > --- a/drivers/soc/qcom/llcc-qcom.c > +++ b/drivers/soc/qcom/llcc-qcom.c > @@ -387,7 +387,6 @@ static int qcom_llcc_remove(struct platform_device *pdev) > static struct regmap *qcom_llcc_init_mmio(struct platform_device *pdev, > const char *name) > { > - struct resource *res; > void __iomem *base; > struct regmap_config llcc_regmap_config = { > .reg_bits = 32, > @@ -396,11 +395,7 @@ static struct regmap *qcom_llcc_init_mmio(struct platform_device *pdev, > .fast_io = true, > }; > > - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name); > - if (!res) > - return ERR_PTR(-ENODEV); > - > - base = devm_ioremap_resource(&pdev->dev, res); > + base = devm_platform_ioremap_resource(pdev, 0); What guarantees do you have that entry 0 matches name? I find these changes pointless: they don't add much to the readability or maintainability of the code, and instead introduce creative bugs. M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel