From patchwork Tue Sep 27 14:26:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhang Qilong X-Patchwork-Id: 12990709 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 8A498C6FA82 for ; Tue, 27 Sep 2022 14:23:59 +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 89C3784B; Tue, 27 Sep 2022 16:23:07 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 89C3784B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1664288637; bh=xpO7wjpnoJ0aKhp9nXGI/S6d2w2ru5I3IB83eJ+q1Dc=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=jNwQ5qSDCYx+5G/4WxNoRCYx+osgJNyrXijWBlD8KA8iTLBFiqR9QCN24EPjT6M2r aJ7KuB5OR6YGic++NTlKNa+PoSYlsAU95luZIZul8dwuw6pehxVmIH+CVtcw/6iRNM RNH+1BLQx8BjX9pLH+9AId5YTTNBUrcCwhAERNTk= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id B4483F804D0; Tue, 27 Sep 2022 16:22:44 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 5B02CF8011C; Tue, 27 Sep 2022 16:22:43 +0200 (CEST) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 15F54F8011C for ; Tue, 27 Sep 2022 16:22:36 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 15F54F8011C Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4McMDN0WwdzWgpj; Tue, 27 Sep 2022 22:18:28 +0800 (CST) Received: from kwepemm600014.china.huawei.com (7.193.23.54) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 27 Sep 2022 22:22:32 +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; Tue, 27 Sep 2022 22:22:32 +0800 From: Zhang Qilong To: , , , , , , Subject: [PATCH v2 -next 2/2] ASoC: stm32: spdifrx: Fix PM disable depth imbalance in stm32_spdifrx_probe Date: Tue, 27 Sep 2022 22:26:01 +0800 Message-ID: <20220927142601.64266-3-zhangqilong3@huawei.com> X-Mailer: git-send-email 2.26.0.106.g9fadedd In-Reply-To: <20220927142601.64266-1-zhangqilong3@huawei.com> References: <20220927142601.64266-1-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-stm32@st-md-mailman.stormreply.com 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 stm32_spdifrx_probe. Fixes:ac5e3efd55868 ("ASoC: stm32: spdifrx: add pm_runtime support") Signed-off-by: Zhang Qilong Reviewed-by: Olivier Moysan --- sound/soc/stm/stm32_spdifrx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/stm/stm32_spdifrx.c b/sound/soc/stm/stm32_spdifrx.c index 0f7146756717..d399c906bb92 100644 --- a/sound/soc/stm/stm32_spdifrx.c +++ b/sound/soc/stm/stm32_spdifrx.c @@ -1002,8 +1002,6 @@ static int stm32_spdifrx_probe(struct platform_device *pdev) udelay(2); reset_control_deassert(rst); - pm_runtime_enable(&pdev->dev); - pcm_config = &stm32_spdifrx_pcm_config; ret = snd_dmaengine_pcm_register(&pdev->dev, pcm_config, 0); if (ret) @@ -1036,6 +1034,8 @@ static int stm32_spdifrx_probe(struct platform_device *pdev) FIELD_GET(SPDIFRX_VERR_MIN_MASK, ver)); } + pm_runtime_enable(&pdev->dev); + return ret; error: