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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD982C4167B for ; Wed, 6 Dec 2023 16:04:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1442648AbjLFQEC (ORCPT ); Wed, 6 Dec 2023 11:04:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1442545AbjLFQD5 (ORCPT ); Wed, 6 Dec 2023 11:03:57 -0500 Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1358FD46 for ; Wed, 6 Dec 2023 08:03:56 -0800 (PST) Received: from pps.filterd (m0077473.ppops.net [127.0.0.1]) by mx0a-001ae601.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 3B6AvD2j025625; Wed, 6 Dec 2023 10:03:27 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= PODMain02222019; bh=0fxSxG4+teDLsjntgKgN17KmimgUY2wX58MvQrY/vYo=; b= Ik98qTrsUihTasSXfYMET94Gk9cJqUSlwX2h1QIqWQg8kOTixbCOaymTUAh+h6vQ zPMc2tKfD4ZbFoVsMuikq00fMI8rXZ0RAie4z6hmj0bwCOzc4ZBNTq+DKLtjiSaq l9GdfpsnAj4uEkqSJYg3h7oiwDKk2OCs5c3cVlbvbR4riSx/7E0fzgnzuo/hxgNS iFJUP7Of5q8TB6YpJ4A7uuoMuGcgL84qUVkyaon8g1PZykYGsBTzMIgnUIS/1zyt ouokjDteX6/dYpGqEfdKLVz1/4DHzkN85KwlfwEcyC7rPraFWMjOi2Ld1/U6XIEz x+ITm72gJ1Iaxb7M6kluwA== Received: from ediex02.ad.cirrus.com ([84.19.233.68]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 3utd47rww7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 06 Dec 2023 10:03:26 -0600 (CST) Received: from ediex01.ad.cirrus.com (198.61.84.80) by ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Wed, 6 Dec 2023 16:03:24 +0000 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.2.1118.40 via Frontend Transport; Wed, 6 Dec 2023 16:03:24 +0000 Received: from ricardo-lws.crystal.cirrus.com (ricardo-lws.ad.cirrus.com [141.131.145.40]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 009B611AB; Wed, 6 Dec 2023 16:03:22 +0000 (UTC) From: Ricardo Rivera-Matos To: James Schulman , David Rhodes , Lucas Tanure , Richard Fitzgerald , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai CC: Ricardo Rivera-Matos , Charles Keepax , , , Subject: [PATCH 2/3] ASoC: cs35l45: Prevent IRQ handling when suspending/resuming Date: Wed, 6 Dec 2023 10:03:17 -0600 Message-ID: <20231206160318.1255034-3-rriveram@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231206160318.1255034-1-rriveram@opensource.cirrus.com> References: <20231206160318.1255034-1-rriveram@opensource.cirrus.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-GUID: NbkZp4JFc9ISGo9U6WJCQgj5DOK-Ke2B X-Proofpoint-ORIG-GUID: NbkZp4JFc9ISGo9U6WJCQgj5DOK-Ke2B X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use the SYSTEM_SLEEP_PM_OPS handlers to prevent handling an IRQ when the system is in the middle of suspending or resuming. Signed-off-by: Ricardo Rivera-Matos Acked-by: Charles Keepax --- sound/soc/codecs/cs35l45.c | 43 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/sound/soc/codecs/cs35l45.c b/sound/soc/codecs/cs35l45.c index 4f4df166f5f0..28f76fccf277 100644 --- a/sound/soc/codecs/cs35l45.c +++ b/sound/soc/codecs/cs35l45.c @@ -1026,6 +1026,46 @@ static int cs35l45_runtime_resume(struct device *dev) return ret; } +static int cs35l45_sys_suspend(struct device *dev) +{ + struct cs35l45_private *cs35l45 = dev_get_drvdata(dev); + + dev_dbg(cs35l45->dev, "System suspend, disabling IRQ\n"); + disable_irq(cs35l45->irq); + + return 0; +} + +static int cs35l45_sys_suspend_noirq(struct device *dev) +{ + struct cs35l45_private *cs35l45 = dev_get_drvdata(dev); + + dev_dbg(cs35l45->dev, "Late system suspend, reenabling IRQ\n"); + enable_irq(cs35l45->irq); + + return 0; +} + +static int cs35l45_sys_resume_noirq(struct device *dev) +{ + struct cs35l45_private *cs35l45 = dev_get_drvdata(dev); + + dev_dbg(cs35l45->dev, "Early system resume, disabling IRQ\n"); + disable_irq(cs35l45->irq); + + return 0; +} + +static int cs35l45_sys_resume(struct device *dev) +{ + struct cs35l45_private *cs35l45 = dev_get_drvdata(dev); + + dev_dbg(cs35l45->dev, "System resume, reenabling IRQ\n"); + enable_irq(cs35l45->irq); + + return 0; +} + static int cs35l45_apply_property_config(struct cs35l45_private *cs35l45) { struct device_node *node = cs35l45->dev->of_node; @@ -1468,6 +1508,9 @@ EXPORT_SYMBOL_NS_GPL(cs35l45_remove, SND_SOC_CS35L45); EXPORT_GPL_DEV_PM_OPS(cs35l45_pm_ops) = { RUNTIME_PM_OPS(cs35l45_runtime_suspend, cs35l45_runtime_resume, NULL) + + SYSTEM_SLEEP_PM_OPS(cs35l45_sys_suspend, cs35l45_sys_resume) + NOIRQ_SYSTEM_SLEEP_PM_OPS(cs35l45_sys_suspend_noirq, cs35l45_sys_resume_noirq) }; MODULE_DESCRIPTION("ASoC CS35L45 driver"); -- 2.34.1