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=-4.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 3C1B0C4CEC6 for ; Sun, 15 Sep 2019 07:00:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 122E120830 for ; Sun, 15 Sep 2019 07:00:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="W6CL0Ncu" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727017AbfIOHAi (ORCPT ); Sun, 15 Sep 2019 03:00:38 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:46275 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725788AbfIOHAh (ORCPT ); Sun, 15 Sep 2019 03:00:37 -0400 Received: by mail-pg1-f193.google.com with SMTP id m3so17469235pgv.13; Sun, 15 Sep 2019 00:00:37 -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=qTxLl5voUFSb9X26smlelj8GYPRuvUJLayWNlgtrH8I=; b=W6CL0NcuOOKiayvD0SZ2TQ8KNDiXRiTQoN+morrL2hU5DijtUSqNQM3zTPPdChx0j/ c9lrCWh+xKTHyxxva/vhIr6blk0ZF4gNl8oeb4lQyJCAMSzutvtbb66WFQPn2HfYdsMk AeqKA36ulAIJuaFlkr0pr9FOryh9s/7wNXjtdaXl2rStcGrzQc5tWeXRmc5PSgJTryRx wkZr1oSCapdVN3YouuleEWUawIH6Rb3RXCMV7KRZDGbEaEtTnwsMizb827nV9Y1NCj0v k5QZj8DW+4x9hWs0Qn2BQo6H3+H26M6mXG+bmVw7gWsUGS4e88Ii21n0nX13wa58MBZ+ GeGg== 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=qTxLl5voUFSb9X26smlelj8GYPRuvUJLayWNlgtrH8I=; b=Sv3gnu8HoleEGjdmEWh+d0nBwfYdQ+xBMWRmJ2NHkRj8guqm1uivkQPALelYKTZZW/ Q0lfwXclRNgeMUKblshQpfRQFOI1++MG6oyGUYEb4v2J2mlzrj9U973KDpxblQ+wia8K 7SQ8bs/4Dj5pDG1SuURX9gSwBRgHM+xBXP/cVjVKTP60nhjDWGiZu15Btss4fpvDRQrw mpdKMNREPVCJxn+SHb4kCWtHhxJG+INvz/wvqHrXtUqA7RmEBiqZutzCQoVAKDDgzfq6 2Oiv/UwBILI5plQr1uZMFz5tZ6CmzyAwkou387u7DRGvRUEQjdUqDGwkMAjJTbBDkqyG 5WZw== X-Gm-Message-State: APjAAAV/hYU7ugLQkDCo1gdVfi6oMpVjXWF0tk1XwbBrAEjeS5CoL/+Z ddCcx6p1+6+j0SKauEphOGs= X-Google-Smtp-Source: APXvYqzDLofZo0Q9BogI7k5yAM89atbsKPZgSNVhbxB/0fbNPWM4aT0+glaa5BRRGORfoywzP7hEIw== X-Received: by 2002:a63:5222:: with SMTP id g34mr16131609pgb.405.1568530836882; Sun, 15 Sep 2019 00:00:36 -0700 (PDT) Received: from satendra-MM061.ib-wrb304n.setup.in ([103.82.150.111]) by smtp.gmail.com with ESMTPSA id 197sm16699453pge.39.2019.09.15.00.00.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Sep 2019 00:00:35 -0700 (PDT) From: Satendra Singh Thakur To: dan.j.williams@intel.com, vkoul@kernel.org, jun.nie@linaro.org, shawnguo@kernel.org, agross@kernel.org, sean.wang@mediatek.com, matthias.bgg@gmail.com, maxime.ripard@bootlin.com, wens@csie.org, lars@metafoo.de, afaerber@suse.de, manivannan.sadhasivam@linaro.org Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, satendrasingh.thakur@hcl.com, Satendra Singh Thakur Subject: [PATCH 0/9] added helper macros to remove duplicate code from probe functions of the platform drivers Date: Sun, 15 Sep 2019 12:30:03 +0530 Message-Id: <20190915070003.21260-1-sst2005@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 1. For most of the platform drivers's probe include following steps -memory allocation for driver's private structure -getting io resources -io remapping resources -getting irq number -registering irq -setting driver's private data -getting clock -preparing and enabling clock 2. We have defined a set of macros to combine some or all of the above mentioned steps. This will remove redundant/duplicate code in drivers' probe functions of platform drivers. devm_platform_probe_helper(pdev, priv, clk_name); devm_platform_probe_helper_clk(pdev, priv, clk_name); devm_platform_probe_helper_irq(pdev, priv, clk_name, irq_hndlr, irq_flags, irq_name, irq_devid); devm_platform_probe_helper_all(pdev, priv, clk_name, irq_hndlr, irq_flags, irq_name, irq_devid); devm_platform_probe_helper_all_data(pdev, priv, clk_name, irq_hndlr, irq_flags, irq_name, irq_devid); 3. Code is made devres compatible (wherever required) The functions: clk_get, request_irq, kzalloc, platform_get_resource are replaced with their devm_* counterparts. 4. Few bugs are also fixed. Satendra Singh Thakur (9): probe/dma : added helper macros to remove redundant/duplicate code from probe functions of the dma controller drivers probe/dma/jz4740: removed redundant code from jz4740 dma controller's probe function probe/dma/zx: removed redundant code from zx dma controller's probe function probe/dma/qcom-bam: removed redundant code from qcom bam dma controller's probe function probe/dma/mtk-hs: removed redundant code from mediatek hs dma controller's probe function probe/dma/sun6i: removed redundant code from sun6i dma controller's probe function probe/dma/sun4i: removed redundant code from sun4i dma controller's probe function probe/dma/axi: removed redundant code from axi dma controller's probe function probe/dma/owl: removed redundant code from owl dma controller's probe function drivers/dma/dma-axi-dmac.c | 28 ++--- drivers/dma/dma-jz4740.c | 33 +++--- drivers/dma/mediatek/mtk-hsdma.c | 38 +++---- drivers/dma/owl-dma.c | 29 ++--- drivers/dma/qcom/bam_dma.c | 71 +++++------- drivers/dma/sun4i-dma.c | 30 ++---- drivers/dma/sun6i-dma.c | 30 ++---- drivers/dma/zx_dma.c | 35 ++---- include/linux/probe-helper.h | 179 +++++++++++++++++++++++++++++++ 9 files changed, 280 insertions(+), 193 deletions(-) create mode 100644 include/linux/probe-helper.h -- 2.17.1