From patchwork Thu Dec 23 17:30:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar Mahadev Lad X-Patchwork-Id: 527865 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 380E8C433EF for ; Thu, 23 Dec 2021 17:31:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349634AbhLWRbC (ORCPT ); Thu, 23 Dec 2021 12:31:02 -0500 Received: from relmlor1.renesas.com ([210.160.252.171]:55314 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1349591AbhLWRa5 (ORCPT ); Thu, 23 Dec 2021 12:30:57 -0500 X-IronPort-AV: E=Sophos;i="5.88,230,1635174000"; d="scan'208";a="104503598" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 24 Dec 2021 02:30:56 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id E21FD40C4A40; Fri, 24 Dec 2021 02:30:54 +0900 (JST) From: Lad Prabhakar To: linux-media@vger.kernel.org, Mauro Carvalho Chehab Cc: Hans Verkuil , Rob Herring , linux-kernel@vger.kernel.org, Prabhakar , linux-renesas-soc@vger.kernel.org, Lad Prabhakar Subject: [PATCH 08/13] media: marvell-ccic: Use platform_get_irq() to get the interrupt Date: Thu, 23 Dec 2021 17:30:09 +0000 Message-Id: <20211223173015.22251-9-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211223173015.22251-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20211223173015.22251-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org platform_get_resource(pdev, IORESOURCE_IRQ, ..) relies on static allocation of IRQ resources in DT core code, this causes an issue when using hierarchical interrupt domains using "interrupts" property in the node as this bypasses the hierarchical setup and messes up the irq chaining. In preparation for removal of static setup of IRQ resource from DT core code use platform_get_irq(). Signed-off-by: Lad Prabhakar --- drivers/media/platform/marvell-ccic/mmp-driver.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c index 343ab4f7d807..df16899ab1cb 100644 --- a/drivers/media/platform/marvell-ccic/mmp-driver.c +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c @@ -270,12 +270,10 @@ static int mmpcam_probe(struct platform_device *pdev) * Finally, set up our IRQ now that the core is ready to * deal with it. */ - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (res == NULL) { - ret = -ENODEV; + ret = platform_get_irq(pdev, 0); + if (ret < 0) goto out; - } - cam->irq = res->start; + cam->irq = ret; ret = devm_request_irq(&pdev->dev, cam->irq, mmpcam_irq, IRQF_SHARED, "mmp-camera", mcam); if (ret)