From patchwork Thu May 20 07:34:58 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tian Tao X-Patchwork-Id: 12269281 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 A7B2BC433ED for ; Thu, 20 May 2021 07:35:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E1BD60E08 for ; Thu, 20 May 2021 07:35:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229536AbhETHgY (ORCPT ); Thu, 20 May 2021 03:36:24 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:3600 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229534AbhETHgX (ORCPT ); Thu, 20 May 2021 03:36:23 -0400 Received: from dggems704-chm.china.huawei.com (unknown [172.30.72.58]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4Fm1dG1DZmzQq5H; Thu, 20 May 2021 15:31:30 +0800 (CST) Received: from dggeme759-chm.china.huawei.com (10.3.19.105) by dggems704-chm.china.huawei.com (10.3.19.181) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Thu, 20 May 2021 15:35:01 +0800 Received: from localhost.localdomain (10.69.192.56) by dggeme759-chm.china.huawei.com (10.3.19.105) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Thu, 20 May 2021 15:35:00 +0800 From: Tian Tao To: , , , CC: , Tian Tao Subject: [PATCH] PM / wakeirq: move to use request_irq by IRQF_NO_AUTOEN flag Date: Thu, 20 May 2021 15:34:58 +0800 Message-ID: <1621496098-50271-1-git-send-email-tiantao6@hisilicon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggeme759-chm.china.huawei.com (10.3.19.105) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org request_irq() after setting IRQ_NOAUTOEN as below irq_set_status_flags(irq, IRQ_NOAUTOEN); request_irq(dev, irq...); can be replaced by request_irq() with IRQF_NO_AUTOEN flag. this change is just to simplify the code, no actual functional changes. Signed-off-by: Tian Tao Reviewed-by: Tony Lindgren --- drivers/base/power/wakeirq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/base/power/wakeirq.c b/drivers/base/power/wakeirq.c index 8e02108..3bad326 100644 --- a/drivers/base/power/wakeirq.c +++ b/drivers/base/power/wakeirq.c @@ -182,7 +182,6 @@ int dev_pm_set_dedicated_wake_irq(struct device *dev, int irq) wirq->dev = dev; wirq->irq = irq; - irq_set_status_flags(irq, IRQ_NOAUTOEN); /* Prevent deferred spurious wakeirqs with disable_irq_nosync() */ irq_set_status_flags(irq, IRQ_DISABLE_UNLAZY); @@ -192,7 +191,8 @@ int dev_pm_set_dedicated_wake_irq(struct device *dev, int irq) * so we use a threaded irq. */ err = request_threaded_irq(irq, NULL, handle_threaded_wake_irq, - IRQF_ONESHOT, wirq->name, wirq); + IRQF_ONESHOT | IRQF_NO_AUTOEN, + wirq->name, wirq); if (err) goto err_free_name;