From patchwork Sat Apr 15 10:35:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 83699 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp972015vqo; Sat, 15 Apr 2023 04:15:17 -0700 (PDT) X-Google-Smtp-Source: AKy350YfywTVTVuhXrDF5w5Ppf0iJ08xC0Qz2ZADae763QO8KeAx1myJV5FHXV+AgSxjWS1sJpWG X-Received: by 2002:a17:903:2289:b0:1a5:167f:620f with SMTP id b9-20020a170903228900b001a5167f620fmr7933149plh.15.1681557316748; Sat, 15 Apr 2023 04:15:16 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681557316; cv=none; d=google.com; s=arc-20160816; b=yWhXZxDwAZguyEErQJZ24Dyo7ILJx7lSEhGceuj4cd/VO5RrccXgNc48DmSEFCKYVc rBtcxRXXu4QCMEwdZjOdjlufdu6UxtK93ac2POSO5MS+87QrCzdF9OdE/lXlK1GirYwY wR5wNJkM2ycdWeSVN8iF1eyQ+9FbaqXY+7N6XqsJ6HpSj1lG2mQ7YFsTnzAhTh40Wm0p WZFLYsJJF28iImqy78jYBeBwxc/NrIF6dMivGZTeQMVG6yxzS/HslyS9QKAwxIBmnG9k sNq3ZwQYmHghWZVL1sEpsVfzKttlWsRciktdfxVTOMFv0YEKyT93vkjF173xjkHWcCWP KaOQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=/mElfMeCWHcknq5bBOwkJwXGIVRhDOLXeGYXGsCVu2s=; b=g2DJqbjlooVwpZy+isiWH+V7hzTYcY1uYh2RKsY8aStDLe4X57uTTijkZULr7eh09d 6joxuugE+V56aFfZmQ3xNJpc5+8d4Fh3HqFpU0nAsQsi+kkjRaWumJ3D5l59SvRaVkHp 2eCjE9U/YEKlgiQ9KvyC0Qemdb0bQng3PsW5eiWxRL37ntu/17XETnJDu0/d0FhJdtO2 Vu+ghRCgYOlqPdQbn3gEdCYHvZbCCFOkPOf5j0I5WGU9iHJrghn0uKIDMAVw8W03bjqC QnGM+7dLIYc+Zp25IK1gTPiyvRGMV34a5SV/MTJUf3y7v28HKWHFRrAzxbCbkLfUphRv VIEw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=e1V1Glt+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id t4-20020a170902a5c400b001a2a31a4f0bsi6612378plq.373.2023.04.15.04.14.58; Sat, 15 Apr 2023 04:15:16 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=e1V1Glt+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230378AbjDOKt3 (ORCPT + 99 others); Sat, 15 Apr 2023 06:49:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48496 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230385AbjDOKtI (ORCPT ); Sat, 15 Apr 2023 06:49:08 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EF9088691; Sat, 15 Apr 2023 03:48:40 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 22CF4617D4; Sat, 15 Apr 2023 10:47:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 919D8C4339C; Sat, 15 Apr 2023 10:47:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1681555623; bh=Wq9HdywcRzw2m/st4OKSeu8XmLXjFD1NNFfAN6itaz4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=e1V1Glt+7qP0DuKq0r9iCQFfwK+4c4koQxWYQQB3BhE1vLCWuNR6VCP0ez+35Lape Cc/tFcbYQYFEpoiQGedC/z/f2P+NScvijDQyvZe6VckFMvPcFTuj45zhHzzAWInmc2 7ng45PY8VTZPKuJTsn9lKIethfa/fF4KwWGMmA+I8rA3YF70Xr60jKd2izA8GwlNlR JSnGvIhRC1uvn3+jinujgR6R+654mW6BKj43u4iBul8+71k3g8I9fC0WHXxtF/sM+9 b7As7vusHOcTLE0vZ+lrDRVtMSbTjHiLXdSDJ1s0ViHDIgjwpLTGQ1LjiH3TRjV2vu jbylsVKmQhn6g== From: Jisheng Zhang To: Eugeniy Paltsev , Vinod Koul Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 05/11] dmaengine: dw-axi-dmac: delay irq getting until request_irq Date: Sat, 15 Apr 2023 18:35:55 +0800 Message-Id: <20230415103601.2979-6-jszhang@kernel.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230415103601.2979-1-jszhang@kernel.org> References: <20230415103601.2979-1-jszhang@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763240645278809803?= X-GMAIL-MSGID: =?utf-8?q?1763240645278809803?= This is to prepare for per-channel irq support in next patch. In per-channel irq case, we need to parse dt firstly to know whether the platform is per-channel irq or not. Signed-off-by: Jisheng Zhang --- drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c index 410222e7224c..6087fb7d567a 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -1395,10 +1395,6 @@ static int dw_probe(struct platform_device *pdev) chip->dev = &pdev->dev; chip->dw->hdata = hdata; - chip->irq = platform_get_irq(pdev, 0); - if (chip->irq < 0) - return chip->irq; - chip->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(chip->regs)) return PTR_ERR(chip->regs); @@ -1426,6 +1422,10 @@ static int dw_probe(struct platform_device *pdev) if (!dw->chan) return -ENOMEM; + chip->irq = platform_get_irq(pdev, 0); + if (chip->irq < 0) + return chip->irq; + ret = devm_request_irq(chip->dev, chip->irq, dw_axi_dma_interrupt, IRQF_SHARED, KBUILD_MODNAME, chip); if (ret)