From patchwork Wed Oct 11 00:21:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 732082 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 AAF79CD98E5 for ; Wed, 11 Oct 2023 00:23:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344341AbjJKAXd (ORCPT ); Tue, 10 Oct 2023 20:23:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344417AbjJKAXQ (ORCPT ); Tue, 10 Oct 2023 20:23:16 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8DE7CED; Tue, 10 Oct 2023 17:23:13 -0700 (PDT) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39B0I1T6024220; Wed, 11 Oct 2023 00:22:37 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 : mime-version : content-type; s=qcppdkim1; bh=ob93bqxahOMEufwrgeaLvvgzI4mtSXSHT7C0WZfYQpA=; b=ROcbP2G7LAh/OlvdLqX7hzaqiVHy4/YMIYdtsgaODwsBmfqcnaBqajQ0RzeJTy5KWMlc ekRROGICAQ7IWIsAUhPNc7v0ecYqmZaW1XUEIYtS+L/yzr0C8kFIOGS7/PhLG3u13jKN WS0j+QhybmtI3yxYHwuxDlRG7Ec7u5SozoFiz1htW67RBMdL5X63u9uXoGk6+XKNaDfw TfCpuh/fOEO/NjQYK9Cw1ZYmo/yMZxP7lwP7BM5B3Bcp/Bm9pflx4WXxYSOFP32hCMR+ YjrZJdy6nh0w8V4FWuvemKC/SeKQeAsaYlT7Hkl57UNKTY2CV/Hdae+7a9BBijqftVZa kg== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tnfu903qp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Oct 2023 00:22:36 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 39B0MaVT000957 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Oct 2023 00:22:36 GMT Received: from hu-wcheng-lv.qualcomm.com (10.49.16.6) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Tue, 10 Oct 2023 17:22:35 -0700 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , Wesley Cheng Subject: [PATCH v8 22/34] ASoC: qcom: qdsp6: Ensure PCM format is supported by USB audio device Date: Tue, 10 Oct 2023 17:21:34 -0700 Message-ID: <20231011002146.1821-23-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231011002146.1821-1-quic_wcheng@quicinc.com> References: <20231011002146.1821-1-quic_wcheng@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01b.na.qualcomm.com (10.47.209.197) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: cb2PmWyiPOfy5WylbXSae3rIwKiaz0Ze X-Proofpoint-GUID: cb2PmWyiPOfy5WylbXSae3rIwKiaz0Ze X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-10_19,2023-10-10_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=974 spamscore=0 bulkscore=0 adultscore=0 malwarescore=0 suspectscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 priorityscore=1501 phishscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2310110001 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Check for if the PCM format is supported during the hw_params callback. If the profile is not supported then the userspace ALSA entity will receive an error, and can take further action. Signed-off-by: Wesley Cheng --- sound/soc/qcom/qdsp6/q6usb.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/sound/soc/qcom/qdsp6/q6usb.c b/sound/soc/qcom/qdsp6/q6usb.c index dd664ad41668..329a7d4a3c01 100644 --- a/sound/soc/qcom/qdsp6/q6usb.c +++ b/sound/soc/qcom/qdsp6/q6usb.c @@ -44,7 +44,10 @@ static int q6usb_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - return 0; + struct q6usb_port_data *data = dev_get_drvdata(dai->dev); + int direction = substream->stream; + + return snd_soc_usb_find_format(data->active_idx, params, direction); } static const struct snd_soc_dai_ops q6usb_ops = {