From patchwork Tue Aug 29 21:06:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 719352 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 03485CA0C10 for ; Tue, 29 Aug 2023 21:08:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240726AbjH2VHr (ORCPT ); Tue, 29 Aug 2023 17:07:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240607AbjH2VHe (ORCPT ); Tue, 29 Aug 2023 17:07:34 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68A4A1BF; Tue, 29 Aug 2023 14:07:31 -0700 (PDT) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 37TKtSbX019322; Tue, 29 Aug 2023 21:07:18 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=Z0bsFrjJgqVV/GvcxC91rkRSZ0MvxEGiWI+sC30t398=; b=XBLN6BNGWBCbQFL5JBHOgHF2xV0qAjWlDCE/Rrx3mIxYDCYLE7YK79Y8jg1MpoMkfjtY vS1C7//Fgn7ujdUS2VRapeFVTULSpe3Iyqs8jp6JDRmubRyoRptbNcNMgqsJO6t/CrLc NdTBPjT2T0RI4CB6BiJziI4C4jaJIuz22BTGQ/X8KA2JpmMNkp/ZwhjcU/ExXuZtCpa/ bwblStxl4ZHKTND00n0gGQIOgaP0oz7gFqr+26gfmZJaT6DD5ba25A1LckRIXUCcJana fLuN44SZZbfcha7D+1oIYxj2csxBNnbYhZqOydY56CCrNqxJAYE9fbLdgBo0wgPTMWOh Qw== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3ss4wq2jgb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Aug 2023 21:07:17 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 37TL7Gb6005902 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Aug 2023 21:07:16 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 14:07:16 -0700 From: Wesley Cheng To: , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v5 30/32] sound: usb: qc_audio_offload: Use card and PCM index from QMI request Date: Tue, 29 Aug 2023 14:06:55 -0700 Message-ID: <20230829210657.9904-31-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: LAjySDiuM7qDeS5DLFIR7R3JWG8oYXy2 X-Proofpoint-ORIG-GUID: LAjySDiuM7qDeS5DLFIR7R3JWG8oYXy2 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_14,2023-08-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 phishscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 spamscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 adultscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2308290181 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Utilize the card and PCM index coming from the USB QMI stream request. This field follows what is set by the ASoC USB backend, and could potentially carry information about a specific device selected through the ASoC USB backend. The backend also has information about the last USB sound device plugged in, so it can choose to select the last device plugged in, accordingly. Signed-off-by: Wesley Cheng --- sound/usb/qcom/qc_audio_offload.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/sound/usb/qcom/qc_audio_offload.c b/sound/usb/qcom/qc_audio_offload.c index 7d98ede94c0d..5e8f80c0e2fa 100644 --- a/sound/usb/qcom/qc_audio_offload.c +++ b/sound/usb/qcom/qc_audio_offload.c @@ -109,8 +109,6 @@ struct uaudio_qmi_dev { bool er_mapped; /* reference count to number of possible consumers */ atomic_t qdev_in_use; - /* idx to last udev card number plugged in */ - unsigned int last_card_num; }; struct uaudio_dev { @@ -987,7 +985,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs, assoc = iface->intf_assoc; pcm_dev_num = (req_msg->usb_token & QMI_STREAM_REQ_DEV_NUM_MASK) >> 8; xfer_buf_len = req_msg->xfer_buff_size; - card_num = uaudio_qdev->last_card_num; + card_num = (req_msg->usb_token & QMI_STREAM_REQ_CARD_NUM_MASK) >> 16; alts = &iface->altsetting[subs->cur_audiofmt->altset_idx]; altsd = get_iface_desc(alts); @@ -1388,8 +1386,7 @@ static void handle_uaudio_stream_req(struct qmi_handle *handle, direction = (req_msg->usb_token & QMI_STREAM_REQ_DIRECTION); pcm_dev_num = (req_msg->usb_token & QMI_STREAM_REQ_DEV_NUM_MASK) >> 8; - pcm_card_num = req_msg->enable ? uaudio_qdev->last_card_num : - ffs(uaudio_qdev->card_slot) - 1; + pcm_card_num = (req_msg->usb_token & QMI_STREAM_REQ_CARD_NUM_MASK) >> 16; if (pcm_card_num >= SNDRV_CARDS) { ret = -EINVAL; goto response; @@ -1593,7 +1590,6 @@ static void qc_usb_audio_offload_probe(struct snd_usb_audio *chip) sdev->num_capture = usb_qmi_get_pcm_num(chip, 1); uadev[chip->card->number].sdev = sdev; - uaudio_qdev->last_card_num = chip->card->number; snd_soc_usb_connect(usb_get_usb_backend(udev), sdev); mutex_unlock(&chip->mutex); }