From patchwork Tue Nov 29 12:20:11 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: 629572 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 95185C4321E for ; Tue, 29 Nov 2022 12:21:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232515AbiK2MVX (ORCPT ); Tue, 29 Nov 2022 07:21:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233646AbiK2MVW (ORCPT ); Tue, 29 Nov 2022 07:21:22 -0500 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFB1B5D6B6; Tue, 29 Nov 2022 04:21:21 -0800 (PST) Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2ATBSHlN026338; Tue, 29 Nov 2022 12:20:33 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=2EqvUAVPf+FzRjsgjfi56F7x2lfzdUmMxl5oDk1dNBk=; b=CiIwERXMRx9UsI2oOVqN697/hw2l4Ocnkd3z6xqpAfDV8nzbv6kh4St8zD4ngj+jTlDN i1pQ8OTUqrVFWYEE0yDNE/aCXSMwH6R0WLsa0RO5VqgSbDvYDvayIsjpUEACujAGFdSz uD/Z1B6qzmWrS21JhV0yHbpBoaBGJIac8WOFZ5BUujE4qnWvDJmeAhFOg+U9OZi7ku9+ 7qwBhk6wKQsFlAcMQaOAc7KOqLFgjovu7BxU+Uu4YVVG7CJ8d74hAgshIUAjQ4krvvKv efKh783I6WpatsyWdYEZ6UpLrfjGlWR5Jf5Qwbn+MBfNSo27Q78/+JzixCBWqZrgiJ/C dw== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3m5a7f99v8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Nov 2022 12:20:32 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 2ATCKVbB014949 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Nov 2022 12:20:31 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; Tue, 29 Nov 2022 04:20:26 -0800 From: Srinivasa Rao Mandadapu To: , , , , , , , , , , , , , , , , CC: Srinivasa Rao Mandadapu Subject: [PATCH v2] ASoC: qcom: lpass-sc7280: Add system suspend/resume PM ops Date: Tue, 29 Nov 2022 17:50:11 +0530 Message-ID: <1669724411-14840-1-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: nasanex01a.na.qualcomm.com (10.52.223.231) 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-GUID: m2ccWSyh_Wr8E-9VPMqyMATY_0uSkLL8 X-Proofpoint-ORIG-GUID: m2ccWSyh_Wr8E-9VPMqyMATY_0uSkLL8 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=2022-11-29_07,2022-11-29_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 mlxscore=0 bulkscore=0 malwarescore=0 mlxlogscore=982 spamscore=0 lowpriorityscore=0 priorityscore=1501 phishscore=0 suspectscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211290072 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Update lpass sc7280 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 --- Changes since v1: -- Add __maybe_unused flag for suspend/resume APIs. sound/soc/qcom/lpass-sc7280.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/sound/soc/qcom/lpass-sc7280.c b/sound/soc/qcom/lpass-sc7280.c index 70c4df8..d43f480 100644 --- a/sound/soc/qcom/lpass-sc7280.c +++ b/sound/soc/qcom/lpass-sc7280.c @@ -232,10 +232,28 @@ static int sc7280_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 __maybe_unused sc7280_lpass_dev_resume(struct device *dev) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + + return clk_bulk_prepare_enable(drvdata->num_clks, drvdata->clks); +} +static int __maybe_unused sc7280_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 sc7280_lpass_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(sc7280_lpass_dev_suspend, sc7280_lpass_dev_resume) +}; + static struct lpass_variant sc7280_data = { .i2sctrl_reg_base = 0x1000, .i2sctrl_reg_stride = 0x1000, @@ -426,6 +444,7 @@ static struct platform_driver sc7280_lpass_cpu_platform_driver = { .driver = { .name = "sc7280-lpass-cpu", .of_match_table = of_match_ptr(sc7280_lpass_cpu_device_id), + .pm = &sc7280_lpass_pm_ops, }, .probe = asoc_qcom_lpass_cpu_platform_probe, .remove = asoc_qcom_lpass_cpu_platform_remove,