From patchwork Sat Feb 3 02:36:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 13543744 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C92A168BC; Sat, 3 Feb 2024 02:37:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706927873; cv=none; b=tnfJq2KHeNT2RFw2qW4ErGwHDMqOHtk/jt4K+GGz+knJAIlVaf1YOnWFM+pvRWreKz4iI09U3pJlW6Gu0cAzJaVjc/JWB88X8RzV/NSkMzxPGySv9q1APW2y98Z77Ef5CXMam5NOxKNyR5QDKJ1WwkmXAto4Qw+L/0LQkAyAyIA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706927873; c=relaxed/simple; bh=/CBCu7xtzLoC6vN95Vv2nxS4gvDbU4mm+K3QyU75FAU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=VUSrqfGh0hx/eXz2uTGy8aulnB6AoQ9BvE6T4c75ddBvznXYS07V7gsajQEKI/GTl0Fa7WB9i/29Thx0G80VdwGb2YmNtCyhpX3XQWCh2YfrMLxxO6YCUk1WL5XeddLr+6vnw7Ebf6KVK8tufBHhz2efxvNRQfN2tMuIObpRr5w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=gbq9OadA; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="gbq9OadA" Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 4132Rk8E000365; Sat, 3 Feb 2024 02:37:30 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=Rknx4yFlGtTVBQ/y80iN V/1i6qwGSOJ39GzerqlUVGA=; b=gbq9OadAmJM6yYdwDe1Osyk0seAXkWpJnXX8 NeAB2jd5Kt5D3LV+bHWHlvkPevtbReeuuqhm4ELW/sJTLAbFtqDGgm5JU16otD65 /+q/hG0Q8wirZOUKvnqlIc9P9XS2fMquQCKIEwqiF/csIJtefEl4/MvuGguORorH kWUwDT8rQmSYNxkcZE4EpA9o2xqYVyL/0ojPIrhpCYwjE0dmf2JORkX2Wg1Cqegx h6RjOD6H3svrwVyK/gPLBiihZ7rx/00UG/Tzny01/ZoJ0qcownYWUPtGtXocJi+T wtUQAjmK69DD7vJl1wcbW+WF7DSPm3hyBWDdvTqVYCqmhiZXgg== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3w17yegd4n-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 03 Feb 2024 02:37:30 +0000 (GMT) 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 4132bTCl008222 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 3 Feb 2024 02:37:29 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 15.2.1118.40; Fri, 2 Feb 2024 18:37:29 -0800 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v13 40/53] ASoC: qcom: qdsp6: Add support to track available USB PCM devices Date: Fri, 2 Feb 2024 18:36:32 -0800 Message-ID: <20240203023645.31105-41-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240203023645.31105-1-quic_wcheng@quicinc.com> References: <20240203023645.31105-1-quic_wcheng@quicinc.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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: e4Sha0PuKhedkZo3jg_hWyJNOMvAGudi X-Proofpoint-ORIG-GUID: e4Sha0PuKhedkZo3jg_hWyJNOMvAGudi 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=2024-02-02_16,2024-01-31_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 malwarescore=0 suspectscore=0 mlxscore=0 lowpriorityscore=0 phishscore=0 spamscore=0 mlxlogscore=944 impostorscore=0 priorityscore=1501 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401310000 definitions=main-2402030015 The USB backend should know about which sound resources are being shared between the ASoC and USB SND paths. This can be utilized to properly select and maintain the offloading devices. Signed-off-by: Wesley Cheng --- sound/soc/qcom/qdsp6/q6usb.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/sound/soc/qcom/qdsp6/q6usb.c b/sound/soc/qcom/qdsp6/q6usb.c index 833a57deb321..e539b411c35e 100644 --- a/sound/soc/qcom/qdsp6/q6usb.c +++ b/sound/soc/qcom/qdsp6/q6usb.c @@ -27,11 +27,18 @@ #define Q6_USB_SID_MASK 0xF +struct q6usb_status { + struct snd_soc_usb_device *sdev; + unsigned int pcm_index; +}; + struct q6usb_port_data { struct q6afe_usb_cfg usb_cfg; struct snd_soc_usb *usb; struct q6usb_offload priv; int active_usb_chip_idx; + unsigned long available_card_slot; + struct q6usb_status status[SNDRV_CARDS]; }; static const struct snd_soc_dapm_widget q6usb_dai_widgets[] = { @@ -113,6 +120,12 @@ static int q6usb_alsa_connection_cb(struct snd_soc_usb *usb, if (connected) { /* We only track the latest USB headset plugged in */ data->active_usb_chip_idx = sdev->card_idx; + + set_bit(sdev->card_idx, &data->available_card_slot); + data->status[sdev->card_idx].sdev = sdev; + } else { + clear_bit(sdev->card_idx, &data->available_card_slot); + data->status[sdev->card_idx].sdev = NULL; } return 0;