From patchwork Tue Jul 25 02:34:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 707529 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 57A12C41513 for ; Tue, 25 Jul 2023 02:36:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230487AbjGYCf6 (ORCPT ); Mon, 24 Jul 2023 22:35:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230474AbjGYCf1 (ORCPT ); Mon, 24 Jul 2023 22:35:27 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5A5BB19AF; Mon, 24 Jul 2023 19:35:15 -0700 (PDT) Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36P1t49w027915; Tue, 25 Jul 2023 02:34:51 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=iaVCk/chy30rh62yowY7DrEsgB4OaHkXkFlSvMrBeKg=; b=AaNY9OvMnsqvdKkFQiweWN9wtMPTKw6nJGwHUoCgpTW2hCJ3+riMXvRPxcxlLwJfDbzD iP1G1cBjaJvtD5i3qWNlFshbHo+YiznBSyRpb96XhEmZPz44Jmgc/L3sYHdbvL91FMZ4 QueIh241oLwEsmcLrifNXg7KP7Li4JIJX3H/m/wiSQcNiHDAu0DplxPLPPiXl6w2nwYT WQlN7+xSOXJmBbzTG3nZ8iEN31kvNyAcIfL64KXpLDTvHTr/McEj0O7yY5I+3Zq/ouX/ f55XieCzHGQ2jZfK8wZQy7DD5EfSrsFrn7fLPF7LXD+f68OusBSlXOnYOrOzCNocFZ/i WQ== Received: from nasanppmta01.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3s1vh8h4cb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 25 Jul 2023 02:34:51 +0000 Received: from nasanex01b.na.qualcomm.com (nasanex01b.na.qualcomm.com [10.46.141.250]) by NASANPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 36P2YoJ9020408 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 25 Jul 2023 02:34:50 GMT Received: from hu-wcheng-lv.qualcomm.com (10.49.16.6) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Mon, 24 Jul 2023 19:34:49 -0700 From: Wesley Cheng To: , , , , , , , , , , , , , , , CC: , , , , , , , , , , , Wesley Cheng Subject: [PATCH v4 29/32] sound: soc: qcom: q6usb: Add headphone jack for offload connection status Date: Mon, 24 Jul 2023 19:34:13 -0700 Message-ID: <20230725023416.11205-30-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230725023416.11205-1-quic_wcheng@quicinc.com> References: <20230725023416.11205-1-quic_wcheng@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01a.na.qualcomm.com (10.47.209.196) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: UndFFRLDaCQ5MTFL2GQMa5sB2Eb_eCOL X-Proofpoint-GUID: UndFFRLDaCQ5MTFL2GQMa5sB2Eb_eCOL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-24_18,2023-07-24_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 impostorscore=0 mlxscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 mlxlogscore=999 priorityscore=1501 adultscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307250020 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The headphone jack framework has a well defined intrastructure for notifying userspace entities through input devices. Expose a jack device that carries information about if an offload capable device is connected. Applications can further identify specific offloading information through other SND kcontrols. Signed-off-by: Wesley Cheng --- sound/soc/qcom/qdsp6/q6usb.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/sound/soc/qcom/qdsp6/q6usb.c b/sound/soc/qcom/qdsp6/q6usb.c index e4ccb9d912b0..860dff8c1438 100644 --- a/sound/soc/qcom/qdsp6/q6usb.c +++ b/sound/soc/qcom/qdsp6/q6usb.c @@ -20,6 +20,7 @@ #include #include #include +#include #include "q6dsp-lpass-ports.h" #include "q6afe.h" @@ -37,6 +38,7 @@ struct q6usb_status { struct q6usb_port_data { struct q6afe_usb_cfg usb_cfg; struct snd_soc_usb *usb; + struct snd_soc_jack hs_jack; struct q6usb_offload priv; struct mutex mutex; unsigned long available_card_slot; @@ -279,6 +281,7 @@ static const struct snd_kcontrol_new q6usb_offload_control = { /* Build a mixer control for a UAC connector control (jack-detect) */ static void q6usb_connector_control_init(struct snd_soc_component *component) { + struct q6usb_port_data *data = dev_get_drvdata(component->dev); int ret; ret = snd_ctl_add(component->card->snd_card, @@ -290,6 +293,11 @@ static void q6usb_connector_control_init(struct snd_soc_component *component) snd_ctl_new1(&q6usb_offload_dev_ctrl, component)); if (ret < 0) return; + + ret = snd_soc_card_jack_new(component->card, "USB offload", + SND_JACK_HEADSET, &data->hs_jack); + if (ret) + return; } static int q6usb_audio_ports_of_xlate_dai_name(struct snd_soc_component *component, @@ -322,7 +330,10 @@ static int q6usb_alsa_connection_cb(struct snd_soc_usb *usb, int card_idx, mutex_lock(&data->mutex); if (connected) { - snd_soc_dapm_enable_pin(dapm, "USB_RX_BE"); + if (!data->available_card_slot) { + snd_soc_dapm_enable_pin(dapm, "USB_RX_BE"); + snd_jack_report(data->hs_jack.jack, 1); + } /* * Update the latest USB headset plugged in, if session is * idle. @@ -338,8 +349,10 @@ static int q6usb_alsa_connection_cb(struct snd_soc_usb *usb, int card_idx, clear_bit(card_idx, &data->available_card_slot); data->status[card_idx].num_pcm = 0; data->status[card_idx].chip_index = 0; - if (!data->available_card_slot) + if (!data->available_card_slot) { snd_soc_dapm_disable_pin(dapm, "USB_RX_BE"); + snd_jack_report(data->hs_jack.jack, 0); + } } snd_soc_dapm_sync(dapm); mutex_unlock(&data->mutex);