From patchwork Tue Aug 29 21:06:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 718335 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 55DF4CA0C07 for ; Tue, 29 Aug 2023 21:08:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238496AbjH2VIQ (ORCPT ); Tue, 29 Aug 2023 17:08:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240629AbjH2VHo (ORCPT ); Tue, 29 Aug 2023 17:07:44 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B4E1391; Tue, 29 Aug 2023 14:07:41 -0700 (PDT) Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 37TKIJ4l008913; Tue, 29 Aug 2023 21:07:15 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=iBmhYpw6Mlz44L1WjrIC3qzu6AMN5PE9oL6uocGDdtw=; b=CylRaFd7kxaZGZvnbz2wb8ODeKjFi8KnjCUwVkcYQctJnwd/4ZXHsdAtAW5cdsZn17wm +RIu9qEWOtk4Sz/Grlma9mTMolBLoYZKY8qzGMyHpf9sFREDew18DVhN2m9zN5IjCQ2E 6amGsXnEdAAvhxoGnK76h+hdfKMy6V/d3oWEGURkcBuc0EoojW3VauyeKpHh1DIeqdmb XHXOfNtzOOeRA4loNDxkCxavZ98NO0ulJGJrfdmxD4g1St8YymwUaIgvQJJdDXGLRINU L/ajTEglTA/at0/k625gPAMAcj5tW+CvXwmF8T7P4SJnb/6V5gGUpvhQstAqYSS/6+FH Jw== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3ss3fr2w8c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Aug 2023 21:07:14 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 37TL7EYk020720 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Aug 2023 21:07:14 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, 29 Aug 2023 14:07:13 -0700 From: Wesley Cheng To: , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v5 21/32] sound: soc: qcom: qusb6: Ensure PCM format is supported by USB audio device Date: Tue, 29 Aug 2023 14:06:46 -0700 Message-ID: <20230829210657.9904-22-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230829210657.9904-1-quic_wcheng@quicinc.com> References: <20230829210657.9904-1-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-GUID: O9GzEHH2faP4mizPbLuGh_Tez2A1CWtW X-Proofpoint-ORIG-GUID: O9GzEHH2faP4mizPbLuGh_Tez2A1CWtW X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-08-29_15,2023-08-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxscore=0 adultscore=0 spamscore=0 phishscore=0 bulkscore=0 mlxlogscore=999 impostorscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2308290182 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 88aa0a64201a..e7b9c34fd5bd 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 = { .hw_params = q6usb_hw_params,