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=-9.8 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 8479EC10DCE for ; Fri, 13 Mar 2020 17:19:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 53FCD206B1 for ; Fri, 13 Mar 2020 17:19:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="EQ6RGERd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726692AbgCMRTQ (ORCPT ); Fri, 13 Mar 2020 13:19:16 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:40178 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726442AbgCMRTP (ORCPT ); Fri, 13 Mar 2020 13:19:15 -0400 Received: by mail-pl1-f193.google.com with SMTP id h11so4551991plk.7 for ; Fri, 13 Mar 2020 10:19:15 -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:mime-version :content-transfer-encoding; bh=jbvuozHk8y+q351yVVn9ofgID8rZuIssOUzCjloZS0A=; b=EQ6RGERdLF5OZVju2pIkk4ygbpP/d73Uu4SPD0qS/ccY5sI64yybbPTkCIxSSfIHSG UWWUwmAVCWMzS4Wsyutj115Ox1cKDU9ZSfOP8ST1IseYcANIYIj9omxYml6vNEi21zoE LVT3OncX94RqmGTIBOdAUaAEoELUQ1FTC/y09nj4cO2jNOXhPw8gBUoNZPCNggQgUeAv RI30IRlXy/zC3ZAmFdzBgT28uvRWnm30MaXm+ugkSr2o95BeGHXjlf8fqeiQW54uTavQ aU8GDrqtnRGa87ERPtf0SA18VIslNEvK6rwnpkmafMFt4Q/BtXzJM5O3GbDE/BFJNoa+ S22w== 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:mime-version :content-transfer-encoding; bh=jbvuozHk8y+q351yVVn9ofgID8rZuIssOUzCjloZS0A=; b=ju4e9A7LhbaWoFmv016x1nsp3oIfOIvgWCXCcok/JvK5Dah7sZUz2NcBzjUwvNP6Qp ScKi8o1A6CpIb5s1zVzffYJxmlRguSCm2n82ECsyllPDVvmMIKRYro41EHUaBoo+dhS/ hgLZO2aDEWFtwajX8iC9HLdrKqIP+mAyKti7GITUZtwAIU7IHZb4p3GJXa0oKBlr6y2o D0feFW9hAv/+5KLetMaA5xIWjngbKZcE9wG7Yil/B6SIvx7JyYFzFYwadduIes8Cs66g u4cFuyDCFAxagv22BYqCDZHykxsAwYAIpfZVWxsTt2w8Xa9zY1fRJny6B6cNThXi4e3v GPdg== X-Gm-Message-State: ANhLgQ2/QntYSbd+4AoWHtTZRaEu8yQB4zaaq5WlR1siycglNtmVpTZD rlnVQKBuTy2IfanZ0AYQkYE= X-Google-Smtp-Source: ADFU+vsmkG9qXVwn38qeUW8n7zOocOM6ctyp+7tOtFbtqPtmPKI0vdolNwFBU//RmuRw/ey6pw7oWA== X-Received: by 2002:a17:90a:21ac:: with SMTP id q41mr11049937pjc.41.1584119954866; Fri, 13 Mar 2020 10:19:14 -0700 (PDT) Received: from localhost ([216.24.188.11]) by smtp.gmail.com with ESMTPSA id g6sm9196327pjv.13.2020.03.13.10.19.13 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 13 Mar 2020 10:19:14 -0700 (PDT) From: Dejin Zheng To: gregkh@linuxfoundation.org, rafael@kernel.org Cc: linux-kernel@vger.kernel.org, Dejin Zheng Subject: [PATCH] drivers: provide devm_platform_ioremap_and_get_resource() Date: Sat, 14 Mar 2020 01:19:02 +0800 Message-Id: <20200313171902.31836-1-zhengdejin5@gmail.com> X-Mailer: git-send-email 2.25.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since commit "drivers: provide devm_platform_ioremap_resource()", It was wrap platform_get_resource() and devm_ioremap_resource() as single helper devm_platform_ioremap_resource(). but now, many drivers still used platform_get_resource() and devm_ioremap_resource() together in the kernel tree. The reason can not be replaced is they still need use the resource variables obtained by platform_get_resource(). so provide this helper. Signed-off-by: Dejin Zheng --- drivers/base/platform.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 7fa654f1288b..b3e2409effae 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -62,6 +62,24 @@ struct resource *platform_get_resource(struct platform_device *dev, EXPORT_SYMBOL_GPL(platform_get_resource); #ifdef CONFIG_HAS_IOMEM +/** + * devm_platform_ioremap_and_get_resource - call devm_ioremap_resource() for a + * platform device and get resource + * + * @pdev: platform device to use both for memory resource lookup as well as + * resource management + * @index: resource index + * @res: get the resource + */ +void __iomem * +devm_platform_ioremap_and_get_resource(struct platform_device *pdev, + unsigned int index, struct resource **res) +{ + *res = platform_get_resource(pdev, IORESOURCE_MEM, index); + return devm_ioremap_resource(&pdev->dev, *res); +} +EXPORT_SYMBOL_GPL(devm_platform_ioremap_and_get_resource); + /** * devm_platform_ioremap_resource - call devm_ioremap_resource() for a platform * device -- 2.25.0