From patchwork Wed Nov 11 13:09:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhang Qilong X-Patchwork-Id: 11897735 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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 9D1B7C5517A for ; Wed, 11 Nov 2020 13:07:39 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2793F206CA for ; Wed, 11 Nov 2020 13:07:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="Flqr2UTS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2793F206CA Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id E1A1416E8; Wed, 11 Nov 2020 14:06:45 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz E1A1416E8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1605100056; bh=J0VAf0Uixw7QGnpIL83WkbdSiBgeF6BMc6FjQo+mwkI=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=Flqr2UTS8lV9CBXOZlqjMic5yHQbdLXjQ5kX7lqAlC7MufK6aKw5xLcry9oe2X+vQ ubiexjFBpoY9U+PmN/PpJi8R0vvMQbalNYyXfrfpB/zXm/RPsuPKiaaVnD+kmP5Zk9 Ea+luAhCjVxRvLIMmcJ/MmtNKna5AjMVCmuwNHyE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 00EA8F80059; Wed, 11 Nov 2020 14:05:58 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 3B678F8025E; Wed, 11 Nov 2020 14:05:54 +0100 (CET) Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 08296F801F5 for ; Wed, 11 Nov 2020 14:05:47 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 08296F801F5 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4CWQ2P1FyVzhZND; Wed, 11 Nov 2020 21:05:33 +0800 (CST) Received: from huawei.com (10.175.127.227) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.487.0; Wed, 11 Nov 2020 21:05:38 +0800 From: Zhang Qilong To: , , , , Subject: [PATCH v2 3/4] ASoC: wm8994: Fix PM disable depth imbalance on error Date: Wed, 11 Nov 2020 21:09:22 +0800 Message-ID: <20201111130923.220186-4-zhangqilong3@huawei.com> X-Mailer: git-send-email 2.25.4 In-Reply-To: <20201111130923.220186-1-zhangqilong3@huawei.com> References: <20201111130923.220186-1-zhangqilong3@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.127.227] X-CFilter-Loop: Reflected Cc: patches@opensource.cirrus.com, alsa-devel@alsa-project.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" The pm_runtime_enable will increase power disable depth. Thus a pairing decrement is needed on the error handling path to keep it balanced according to context. Fixes: 57e265c8d71fb ("ASoC: wm8994: Move runtime PM init to platform device init") Signed-off-by: Zhang Qilong Reviewed-by: Richard Fitzgerald --- sound/soc/codecs/wm8994.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index fc9ea198ac79..f57884113406 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -4645,8 +4645,12 @@ static int wm8994_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); pm_runtime_idle(&pdev->dev); - return devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994, + ret = devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994, wm8994_dai, ARRAY_SIZE(wm8994_dai)); + if (ret < 0) + pm_runtime_disable(&pdev->dev); + + return ret; } static int wm8994_remove(struct platform_device *pdev)