From nobody Wed Feb 11 17:41:37 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D5F8C61DA4 for ; Mon, 13 Mar 2023 17:17:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230503AbjCMRRP (ORCPT ); Mon, 13 Mar 2023 13:17:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230013AbjCMRRA (ORCPT ); Mon, 13 Mar 2023 13:17:00 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2F29A5A928; Mon, 13 Mar 2023 10:16:33 -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 C7D1261381; Mon, 13 Mar 2023 17:15:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 318E9C4339B; Mon, 13 Mar 2023 17:15:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1678727740; bh=Wq9HdywcRzw2m/st4OKSeu8XmLXjFD1NNFfAN6itaz4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sKgd+ztaC39soHjcw/Zova9uilv09zfak4DBc6q5EpKhTdjMsEKuqZEbB1FWzkTTu j2apkY5HKm8HXIvXu6IEDUIQYId4xdoE27ejvIrCItoeam7kSIiwqjA+mNUAeLt/Qi xuQbCXysqla3PlCHbm9OqCwrBY0tLXDEX/cb8uWdmJulSjMPr21NPwHStU6+E/K9uD wrajF/s6kdeFzBilf9JukGJSLltythKuNtvhNJvhNVSR5ZWiOb7SyBcX26cX9kTxro TJISaXkvnCIZQXwuRgLgJRl4whOx0Xfm8qRXv5r/RNnmtV9l9MEN0iu0VbA+k/R3dQ Re6Ny4Jucq0JQ== From: Jisheng Zhang To: Eugeniy Paltsev , Vinod Koul Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 05/11] dmaengine: dw-axi-dmac: delay irq getting until request_irq Date: Tue, 14 Mar 2023 01:04:44 +0800 Message-Id: <20230313170450.897-6-jszhang@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230313170450.897-1-jszhang@kernel.org> References: <20230313170450.897-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" 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/d= w-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 =3D &pdev->dev; chip->dw->hdata =3D hdata; =20 - chip->irq =3D platform_get_irq(pdev, 0); - if (chip->irq < 0) - return chip->irq; - chip->regs =3D 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; =20 + chip->irq =3D platform_get_irq(pdev, 0); + if (chip->irq < 0) + return chip->irq; + ret =3D devm_request_irq(chip->dev, chip->irq, dw_axi_dma_interrupt, IRQF_SHARED, KBUILD_MODNAME, chip); if (ret) --=20 2.39.2