From patchwork Wed Oct 4 16:26:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 730445 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 BA7D5E7C4E2 for ; Wed, 4 Oct 2023 16:27:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243389AbjJDQ1b (ORCPT ); Wed, 4 Oct 2023 12:27:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57288 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243303AbjJDQ1a (ORCPT ); Wed, 4 Oct 2023 12:27:30 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60AA2F0; Wed, 4 Oct 2023 09:27:26 -0700 (PDT) Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 394FAA19021217; Wed, 4 Oct 2023 16:27:19 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=+XPJywM8p04YM1fVL8Xoj/vVcb2RPupdZlFyebE/Ed8=; b=Rk8MqKHbaRV6nSTMmhqpz7RZ4dhmKRtWF6nf2wFKUFk+AjxOEEzWnn6JEHpwTHCmzGN7 wFcpKhQJkAx3VILYhlch6EJkwabgluE9m4vrZ0YnfoeP61NRS8jUGzDFjRtBr/G39MJn gMvWeL4kHh/izd0olv4mYEiKTShFfiNXq2mf/fLGYW06lf+GUvBthYyTLXZtrFqDu8gv 26BTDE3Q2ck4jVNGXv9z1Z9Bxoy2GqDItOzEgABEmQZDW4kJ0yVTyTOljXyg7cNSq/+R Xu+zoH0yO8qGFVSMvafeFnJu/NGsEleQpD7a03vUuJJcEVrUAluX/Mr1rR5440jvmcAA vw== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tgqth2j3y-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 04 Oct 2023 16:27:18 +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 394GRHqv019475 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 4 Oct 2023 16:27:17 GMT Received: from khsieh-linux1.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 15.2.1118.36; Wed, 4 Oct 2023 09:27:17 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , , Subject: [PATCH v5 4/7] drm/msm/dp: move parser->parse() and dp_power_client_init() to probe Date: Wed, 4 Oct 2023 09:26:58 -0700 Message-ID: <1696436821-14261-5-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1696436821-14261-1-git-send-email-quic_khsieh@quicinc.com> References: <1696436821-14261-1-git-send-email-quic_khsieh@quicinc.com> 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: QbK6xQMQUpx2eOaCIRb42K-dzzz6SzBM X-Proofpoint-GUID: QbK6xQMQUpx2eOaCIRb42K-dzzz6SzBM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-04_07,2023-10-02_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 suspectscore=0 phishscore=0 spamscore=0 mlxlogscore=999 impostorscore=0 bulkscore=0 clxscore=1015 malwarescore=0 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2310040117 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Original both parser->parse() and dp_power_client_init() are done at dp_display_bind() since eDP population is done at binding time. In the preparation of having eDP population done at probe() time, move both function from dp_display_bind() to dp_display_probe(). Changes in v4: -- explain why parser->parse() and dp_power_client_init() are moved to probe time -- tear down sub modules if failed Changes in v4: -- split this patch out of "incorporate pm_runtime framework into DP driver" patch Signed-off-by: Kuogee Hsieh --- drivers/gpu/drm/msm/dp/dp_display.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 32663ea..e4942fc 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -276,11 +276,6 @@ static int dp_display_bind(struct device *dev, struct device *master, dp->dp_display.drm_dev = drm; priv->dp[dp->id] = &dp->dp_display; - rc = dp->parser->parse(dp->parser); - if (rc) { - DRM_ERROR("device tree parsing failed\n"); - goto end; - } dp->drm_dev = drm; @@ -291,11 +286,6 @@ static int dp_display_bind(struct device *dev, struct device *master, goto end; } - rc = dp_power_client_init(dp->power); - if (rc) { - DRM_ERROR("Power client create failed\n"); - goto end; - } rc = dp_register_audio_driver(dev, dp->audio); if (rc) { @@ -1250,6 +1240,18 @@ static int dp_display_probe(struct platform_device *pdev) return -EPROBE_DEFER; } + rc = dp->parser->parse(dp->parser); + if (rc) { + DRM_ERROR("device tree parsing failed\n"); + goto err; + } + + rc = dp_power_client_init(dp->power); + if (rc) { + DRM_ERROR("Power client create failed\n"); + goto err; + } + /* setup event q */ mutex_init(&dp->event_mutex); init_waitqueue_head(&dp->event_q);