From patchwork Wed Sep 28 16:01:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhang Qilong X-Patchwork-Id: 12992462 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id AFFFDC32771 for ; Wed, 28 Sep 2022 15:59:58 +0000 (UTC) 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 E737C84D; Wed, 28 Sep 2022 17:59:06 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz E737C84D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1664380797; bh=a3LJaKXSSGvueC1Wn0pJkmgY833jLHG582JjMM1enUo=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=cgZhYn1uj9ouHm5HUGcKt5Crr9bDH837roEz4mZJ+j/yLVmfYm4UrjquIy8x6ueki xaMexw02FZbm5m2isYziNqJzd6n/NEl5FFl0OF5dP93sOEzFP9m4SZAbpVIzhQgRSE N6sahfsjZKT0R0Gzv3lXOPaX4ULvVx857tqDwL3g= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 959E0F80548; Wed, 28 Sep 2022 17:58:08 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id ED3B6F8011C; Wed, 28 Sep 2022 17:57:59 +0200 (CEST) Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 3FBABF80310 for ; Wed, 28 Sep 2022 17:57:50 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 3FBABF80310 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.55]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4Md1Kt4jnhzHqKp; Wed, 28 Sep 2022 23:55:30 +0800 (CST) Received: from kwepemm600014.china.huawei.com (7.193.23.54) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Wed, 28 Sep 2022 23:57:47 +0800 Received: from huawei.com (10.90.53.225) by kwepemm600014.china.huawei.com (7.193.23.54) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Wed, 28 Sep 2022 23:57:47 +0800 From: Zhang Qilong To: , , , , Subject: [PATCH -next 4/4] ASoC: mt6660: Fix PM disable depth imbalance in mt6660_i2c_probe Date: Thu, 29 Sep 2022 00:01:16 +0800 Message-ID: <20220928160116.125020-5-zhangqilong3@huawei.com> X-Mailer: git-send-email 2.26.0.106.g9fadedd In-Reply-To: <20220928160116.125020-1-zhangqilong3@huawei.com> References: <20220928160116.125020-1-zhangqilong3@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.90.53.225] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemm600014.china.huawei.com (7.193.23.54) X-CFilter-Loop: Reflected Cc: alsa-devel@alsa-project.org, linux-mediatek@lists.infradead.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. We fix it by moving pm_runtime_enable to the endding of mt6660_i2c_probe. Fixes:f289e55c6eeb4 ("ASoC: Add MediaTek MT6660 Speaker Amp Driver") Signed-off-by: Zhang Qilong --- sound/soc/codecs/mt6660.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/mt6660.c b/sound/soc/codecs/mt6660.c index 4971cd0b90f8..554c33e8b62f 100644 --- a/sound/soc/codecs/mt6660.c +++ b/sound/soc/codecs/mt6660.c @@ -503,13 +503,17 @@ static int mt6660_i2c_probe(struct i2c_client *client) dev_err(chip->dev, "read chip revision fail\n"); goto probe_fail; } - pm_runtime_set_active(chip->dev); - pm_runtime_enable(chip->dev); ret = devm_snd_soc_register_component(chip->dev, &mt6660_component_driver, &mt6660_codec_dai, 1); + if (!ret) { + pm_runtime_set_active(chip->dev); + pm_runtime_enable(chip->dev); + } + return ret; + probe_fail: _mt6660_chip_power_on(chip, 0); mutex_destroy(&chip->io_lock);