From patchwork Wed Mar 6 10:53:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shalini Manjunatha X-Patchwork-Id: 779192 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 17ED9C54E41 for ; Sat, 9 Mar 2024 10:17:32 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 2EB0314DE; Sat, 9 Mar 2024 11:17:20 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 2EB0314DE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1709979450; bh=BCOyQaski6VQlTYoUq01OxZVmiyxRSehT78bucUqV40=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:List-Id:List-Archive:List-Help:List-Owner:List-Post: List-Subscribe:List-Unsubscribe:From; b=XAljc3ePuUIyGOC9BtPTK4S2oEzY+9igeg0ub8n1HPUrm6wzzKBGe3+VnxQAuGnXa YYsJx+fWDJEPWKByaZ3kOcwBdkjmYtRgplbPhEHkfWu9Zjz7dwAQRvoV5XnxvQh+ze z52Nvf3zwUEw1DogAUUvgum1S2BUOUqG41BdIK+Y= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 1A660F808F4; Sat, 9 Mar 2024 11:13:22 +0100 (CET) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 24731F80856; Sat, 9 Mar 2024 11:13:22 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id D88D8F8024E; Wed, 6 Mar 2024 11:54:29 +0100 (CET) Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id EBEC1F80093 for ; Wed, 6 Mar 2024 11:54:26 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz EBEC1F80093 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=quicinc.com header.i=@quicinc.com header.a=rsa-sha256 header.s=qcppdkim1 header.b=HJ2iGKjE Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 4266jsY7031466; Wed, 6 Mar 2024 10:54:25 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :in-reply-to:references; s=qcppdkim1; bh=6KdBFHDx0oq3RNnkz99R68M tuO2GPsYXR0khb5BCPBU=; b=HJ2iGKjE7vqFN/t3yQeTVV1zpbFhFWM/SOL8O3s M/lRtEzryqRPcRLROL5gySnSDq6oK95tBcoJEiVucPSox3wq4c/MOsGJe4Ez5a/F 246khxrDbEPvzDrmJeCvOns3iRKAZd/91PeQ6j8XlcvC2DC+NShPoI0ktY9Git1t QG1nXWux7JmX0NyYNipeaLArekg3epZ+YnhMdOZqK42dmvc2i0D+XI8NdeFZ4LJa KS7/O7XW0N66gDq8V5F0OTa+fC6uGq143jan0fm7gGr/s6FyOwnzp7kMjsc8a2TR 5LKOy1beW36SauBhn46RBqJAgk3Oj51VAmMmK6jbukoHyow== Received: from apblrppmta02.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3wpjy3rjha-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 06 Mar 2024 10:54:25 +0000 (GMT) Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 426AsAQK018102; Wed, 6 Mar 2024 10:54:22 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3wkw6ktcdx-1; Wed, 06 Mar 2024 10:54:22 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 426AsMYT018187; Wed, 6 Mar 2024 10:54:22 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-c-shalma-hyd.qualcomm.com [10.213.108.128]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 426AsMOh018186; Wed, 06 Mar 2024 10:54:22 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 2341845) id 007DC3E1F; Wed, 6 Mar 2024 16:24:20 +0530 (+0530) From: Shalini Manjunatha To: Vinod Koul , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Raghu Bankapur , alsa-devel@alsa-project.org, linux-sound@vger.kernel.org, Shalini Manjunatha , linux-kernel@vger.kernel.org Cc: Krishna Jha Subject: [PATCH V0 1/1] ASoC: soc-compress: Fix and add DPCM locking Date: Wed, 6 Mar 2024 16:23:20 +0530 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: nenwcDJD0jq7Q5O_-5RFb3qGmO7txTkn X-Proofpoint-ORIG-GUID: nenwcDJD0jq7Q5O_-5RFb3qGmO7txTkn X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-06_06,2024-03-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 mlxlogscore=997 suspectscore=0 phishscore=0 malwarescore=0 mlxscore=0 spamscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2403060086 X-MailFrom: c_shalma@qualcomm.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1 Message-ID-Hash: OVGHU6LJC4ZWVWDTP7ST4BWPBE4LWZ6S X-Message-ID-Hash: OVGHU6LJC4ZWVWDTP7ST4BWPBE4LWZ6S X-Mailman-Approved-At: Sat, 09 Mar 2024 10:11:11 +0000 X-Mailman-Version: 3.3.9 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: We find mising DPCM locking inside soc_compr_set_params_fe before calling dpcm_be_dai_hw_params() and dpcm_be_dai_prepare() which cause lockdep assert for DPCM lock not held in __soc_pcm_hw_params() and __soc_pcm_prepare() Signed-off-by: Shalini Manjunatha --- sound/soc/soc-compress.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index a38fee4..e692aa3 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -385,11 +385,15 @@ static int soc_compr_set_params_fe(struct snd_compr_stream *cstream, fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE; + snd_soc_dpcm_mutex_lock(fe); ret = dpcm_be_dai_hw_params(fe, stream); + snd_soc_dpcm_mutex_unlock(fe); if (ret < 0) goto out; + snd_soc_dpcm_mutex_lock(fe); ret = dpcm_be_dai_prepare(fe, stream); + snd_soc_dpcm_mutex_unlock(fe); if (ret < 0) goto out;