From patchwork Mon Nov 28 07:49:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 13057129 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B773BC4321E for ; Mon, 28 Nov 2022 07:50:26 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id F0C021638; Mon, 28 Nov 2022 08:49:33 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz F0C021638 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1669621824; bh=9wMt4XJ02uO136M3LKdeTxtfRlak5EJZqsYAf7hk75U=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=D06pYOhP5SSK8BTS/LC7Nq774cWlbVtRaK4jwvNiB6TAj+mgGvhhLpFMYrtP1svAU 4Ojp4Q38VLIHKmgMCLRaUxgZFLLcTdvZY1gbwMU9YdiTPOYxOGHomW/xVBxzeie5Av 0rGw3Qw9W/o2mLrOL1fLg2XGVX1ODEGO5UsGFPN0= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 6100BF800B6; Mon, 28 Nov 2022 08:49:33 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 481B1F8020D; Mon, 28 Nov 2022 08:49:31 +0100 (CET) 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 alsa1.perex.cz (Postfix) with ESMTPS id 9996BF800B6 for ; Mon, 28 Nov 2022 08:49:24 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 9996BF800B6 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="pRMT6liR" Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2AS5pvbm013085; Mon, 28 Nov 2022 07:49:21 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=qcppdkim1; bh=EvOYNr5YwYsIS+9C2KVrBrkRa6q4/RNX1EkrAtgxSz0=; b=pRMT6liRzaCzEJ+gyyAB9TSBPVuSRM2WcXU9/mavI0Kkf4QQqKhYNqhf2GFRiqVxmoJ4 if1wzu6Fb3WewGZxUy6u9a8z8d494yKiKvZBnK9SM4bubVGharcdcvAvcFyiOzk1RYds wAGJ2S5F2ncHHjbjZozbF2KCTC5NVXkJCyWUsMeA+kLcYe4jPE0KFbXHrCpQszCozQrv o6vhHFj0V1NXDQ0WnjFITdHdc2oGJgNsaKASUWZcPQvcUmlKNmEADFltw/OB3eAVhG/n rKuWSoccanMC2q/z9TJuXpNy8RD54Z+yXpEtCcF4dkuDQ09McUfzlUFsUK4DE70m2MVF dg== Received: from nalasppmta05.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3m3bjrkpca-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 28 Nov 2022 07:49:21 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 2AS7nLi5009840 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 28 Nov 2022 07:49:21 GMT Received: from hu-srivasam-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.36; Sun, 27 Nov 2022 23:49:15 -0800 From: Srinivasa Rao Mandadapu To: , , , , , , , , , , , , , , , , Subject: [PATCH] ASoC: qcom: lpass-sc7180: Add system suspend/resume PM ops Date: Mon, 28 Nov 2022 13:19:02 +0530 Message-ID: <1669621742-28524-1-git-send-email-quic_srivasam@quicinc.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: oyKsuhqYmd0bM19Akig8BJRQ_oIBWATw X-Proofpoint-GUID: oyKsuhqYmd0bM19Akig8BJRQ_oIBWATw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-28_06,2022-11-25_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 clxscore=1015 lowpriorityscore=0 phishscore=0 mlxlogscore=999 bulkscore=0 malwarescore=0 impostorscore=0 priorityscore=1501 adultscore=0 mlxscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211280061 Cc: Srinivasa Rao Mandadapu X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Update lpass sc7180 platform driver with PM ops, such as system supend and resume callbacks. This update is required to disable clocks during supend and avoid XO shutdown issue. Signed-off-by: Srinivasa Rao Mandadapu Tested-by: Rahul Ajmeriya --- sound/soc/qcom/lpass-sc7180.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/sound/soc/qcom/lpass-sc7180.c b/sound/soc/qcom/lpass-sc7180.c index 77a556b..6ad1c5b 100644 --- a/sound/soc/qcom/lpass-sc7180.c +++ b/sound/soc/qcom/lpass-sc7180.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -156,10 +157,34 @@ static int sc7180_lpass_exit(struct platform_device *pdev) struct lpass_data *drvdata = platform_get_drvdata(pdev); clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks); + return 0; +} + +static int sc7180_lpass_dev_resume(struct device *dev) +{ + int ret = 0; + struct lpass_data *drvdata = dev_get_drvdata(dev); + ret = clk_bulk_prepare_enable(drvdata->num_clks, drvdata->clks); + if (ret) { + dev_err(dev, "sc7180 clk prepare and enable failed\n"); + return ret; + } + return ret; +} + +static int sc7180_lpass_dev_suspend(struct device *dev) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + + clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks); return 0; } +static const struct dev_pm_ops sc7180_lpass_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(sc7180_lpass_dev_suspend, sc7180_lpass_dev_resume) +}; + static struct lpass_variant sc7180_data = { .i2sctrl_reg_base = 0x1000, .i2sctrl_reg_stride = 0x1000, @@ -293,6 +318,7 @@ static struct platform_driver sc7180_lpass_cpu_platform_driver = { .driver = { .name = "sc7180-lpass-cpu", .of_match_table = of_match_ptr(sc7180_lpass_cpu_device_id), + .pm = &sc7180_lpass_pm_ops, }, .probe = asoc_qcom_lpass_cpu_platform_probe, .remove = asoc_qcom_lpass_cpu_platform_remove,