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 1ED2BC0044D for ; Sun, 15 Mar 2020 01:58:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E71E82071B for ; Sun, 15 Mar 2020 01:58:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="CxS94f2u" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727450AbgCOB6d (ORCPT ); Sat, 14 Mar 2020 21:58:33 -0400 Received: from mail-io1-f66.google.com ([209.85.166.66]:46804 "EHLO mail-io1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727405AbgCOB6d (ORCPT ); Sat, 14 Mar 2020 21:58:33 -0400 Received: by mail-io1-f66.google.com with SMTP id v3so13604187iom.13; Sat, 14 Mar 2020 18:58:32 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=jSELmPcfJ7GZk6iuqy9bvAzOT2E/K3mgaQgMY60UuWc=; b=CxS94f2uz3d3wbzHTc7w0dwEryWR83xfJqmGN12gtM+yTzChjKb3z2ExrRZGQosZOL pJqYviClFLHtERFl9qB2/xzo3+ldCeacoXaMBakTKo7IWKTYr52P8B1Cwt+YnUMBGIbC pbB1hNyhl6UTZUuuhkYcPuDXy/JJBaI7m95+uHixL/oGVWMXTAN+j5U9zoK+WzDlWWww rSnEYUeVQ0dH8k9CDyiRChKgaoromlv+u57c1FQkYJBs6d9opZYEdFpGTzjaQSjrPh16 Et639k4MaRaaQ9CBq+ST1xCYS7Eda1nxNIzxHaaqVO7F8DNlT+PXoKtGvkUFxHHdMqih Hjvw== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=jSELmPcfJ7GZk6iuqy9bvAzOT2E/K3mgaQgMY60UuWc=; b=Ps4f1khyuxH9lsQHA9HZ/cfxzqv+IsKIJh1IT9jJldpNi8S+1Fo2ZHHgUSwgRu/sxk ClLgrV1APMPHHc8RNm3JC7bHbd4c4o3JFTPv5z/wSC+B9M6hPTggrwwzd5QFx88xix30 OKzZFpz6Gd1hCAZ7fNvXTF0c0zldlkiL9Dmu5YT8r6/gcOXSuS3x/muAYW4DE6nUC7UX TvSMOEcovKwfBg4ybwl8Q/yMGqy6QLRWTA067VYAdzxAM5OD6Hou+3Xhmbu+hpcXfMPV t51vOhwK/A3mPJIHK1o97c2ooZIPbfzOtDIcNJmbB+ayhQ05wOhcmtyypJnlkO0ULIK1 5Qaw== X-Gm-Message-State: ANhLgQ2ViD2NQEZHUY8fe0DptyJNOwc8MxwuASVQLXj0SDtUGKhv/6fA 5IEqV1jsZ10Wj2eXRT4QLTqNiu+7 X-Google-Smtp-Source: ADFU+vvQKs0h9RIxP0ffPnpQ86QE+/b+ZMvImSCM5t+dNQ/D+DPOb37qd06aUPgXK56mCYhZkJsGaQ== X-Received: by 2002:a63:7c0f:: with SMTP id x15mr16552303pgc.173.1584163615702; Fri, 13 Mar 2020 22:26:55 -0700 (PDT) Received: from localhost ([216.24.188.11]) by smtp.gmail.com with ESMTPSA id o128sm26760063pfg.5.2020.03.13.22.26.54 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 13 Mar 2020 22:26:55 -0700 (PDT) From: Dejin Zheng To: gregkh@linuxfoundation.org, rafael@kernel.org, hminas@synopsys.com, mathias.nyman@intel.com, bgolaszewski@baylibre.com, arnd@arndb.de, geert@linux-m68k.org, mchehab+samsung@kernel.org, treding@nvidia.com, tglx@linutronix.de, suzuki.poulose@arm.com, hdegoede@redhat.com, linux-usb@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Dejin Zheng Subject: [PATCH v2 1/4] drivers: provide devm_platform_ioremap_and_get_resource() Date: Sat, 14 Mar 2020 13:26:35 +0800 Message-Id: <20200314052638.6008-2-zhengdejin5@gmail.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200314052638.6008-1-zhengdejin5@gmail.com> References: <20200314052638.6008-1-zhengdejin5@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@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 ++++++++++++++++++ include/linux/platform_device.h | 3 +++ 2 files changed, 21 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 diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 276a03c24691..5fd1977e3eaf 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -55,6 +55,9 @@ extern struct device * platform_find_device_by_driver(struct device *start, const struct device_driver *drv); extern void __iomem * +devm_platform_ioremap_and_get_resource(struct platform_device *pdev, + unsigned int index, struct resource **res); +extern void __iomem * devm_platform_ioremap_resource(struct platform_device *pdev, unsigned int index); extern void __iomem * -- 2.25.0