From patchwork Thu Jun 22 17:24:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 694944 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 625A8C0015E for ; Thu, 22 Jun 2023 17:25:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230308AbjFVRZW (ORCPT ); Thu, 22 Jun 2023 13:25:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230262AbjFVRZV (ORCPT ); Thu, 22 Jun 2023 13:25:21 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F3A8419A1; Thu, 22 Jun 2023 10:25:19 -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 35MCvDTA000386; Thu, 22 Jun 2023 17:25:11 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=BzjZ/QOMuzXm2oPQ7LpnvutfJtk/s+7JtEDIbhq4nmE=; b=d/Yb4/9aPG1D6bUzQXFSfj7kxWGxxnfaAWxXMaPauOLbzwaE3y0TZHrExAXrXu5OJjm2 CJuZpnodcV/73DmUXfEXWcWmC2eolJ7viOAnrx8Wi3KTsL+ZM5k8W1mEkbAlrzisStDr LsvXLUjJ9BoXKrlPrwzHKKtqltr6tx3IdZtkh5teBOXMK8cA/7Gttzg8qM88Bi7OwjoM nEqxA1BlCg2itEsvFTX5IkAjnyKMVapBOYGVVd+RzJQ5o2m72LLeuco/wM0hbmFk3qio DxUAvMcWkQVmcWYTesO4gJpUvHKANQl4qoQ9xOjvpogZkUGjhJYtNuqFYOM7ulOttIWB uQ== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3rbwvmc2k7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 22 Jun 2023 17:25:10 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 35MHP1sL004850 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 22 Jun 2023 17:25:01 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 15.2.986.42; Thu, 22 Jun 2023 10:25:00 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , , Subject: [PATCH v5 1/2] drm/msm/dpu: retrieve DSI DSC struct through priv->dsi[0] Date: Thu, 22 Jun 2023 10:24:45 -0700 Message-ID: <1687454686-10340-2-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1687454686-10340-1-git-send-email-quic_khsieh@quicinc.com> References: <1687454686-10340-1-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: MKHKZXLmcvRnbwPwfOpAeDuyAtQ2CkYD X-Proofpoint-GUID: MKHKZXLmcvRnbwPwfOpAeDuyAtQ2CkYD 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=2023-06-22_11,2023-06-22_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 mlxlogscore=798 malwarescore=0 spamscore=0 mlxscore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 clxscore=1015 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2306220147 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Currently struct drm_dsc_config for DSI is populated at display setup during system boot up. This mechanism works fine with embedded display but not for pluggable displays as the struct drm_dsc_config will become stale once external display is unplugged. Move storing of DSI DSC struct to atomic_enable() so that same mechanism will work for both embedded display and pluggable displays. Changes in v4: -- fix checkpatch.pl warning Changes in v5: -- delete dpu_encoder_get_dsc_config() from atomic_mode_set Signed-off-by: Kuogee Hsieh --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 42 ++++++++++++++++++++--------- 1 file changed, 30 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 2e1873d..edc559d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -543,11 +543,24 @@ bool dpu_encoder_use_dsc_merge(struct drm_encoder *drm_enc) return (num_dsc > 0) && (num_dsc > intf_count); } +static struct drm_dsc_config *dpu_encoder_get_dsc_config(struct drm_encoder *drm_enc) +{ + struct msm_drm_private *priv = drm_enc->dev->dev_private; + struct dpu_encoder_virt *dpu_enc = to_dpu_encoder_virt(drm_enc); + int index = dpu_enc->disp_info.h_tile_instance[0]; + + if (dpu_enc->disp_info.intf_type == INTF_DSI) + return msm_dsi_get_dsc_config(priv->dsi[index]); + + return NULL; +} + static struct msm_display_topology dpu_encoder_get_topology( struct dpu_encoder_virt *dpu_enc, struct dpu_kms *dpu_kms, struct drm_display_mode *mode, - struct drm_crtc_state *crtc_state) + struct drm_crtc_state *crtc_state, + struct drm_dsc_config *dsc) { struct msm_display_topology topology = {0}; int i, intf_count = 0; @@ -579,7 +592,7 @@ static struct msm_display_topology dpu_encoder_get_topology( topology.num_intf = intf_count; - if (dpu_enc->dsc) { + if (dsc) { /* * In case of Display Stream Compression (DSC), we would use * 2 DSC encoders, 2 layer mixers and 1 interface @@ -605,6 +618,7 @@ static int dpu_encoder_virt_atomic_check( struct drm_display_mode *adj_mode; struct msm_display_topology topology; struct dpu_global_state *global_state; + struct drm_dsc_config *dsc; int i = 0; int ret = 0; @@ -640,7 +654,9 @@ static int dpu_encoder_virt_atomic_check( } } - topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state); + dsc = dpu_encoder_get_dsc_config(drm_enc); + + topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state, dsc); /* * Release and Allocate resources on every modeset @@ -1072,14 +1088,12 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc, dpu_enc->hw_pp[i] = i < num_pp ? to_dpu_hw_pingpong(hw_pp[i]) : NULL; - if (dpu_enc->dsc) { - num_dsc = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, - drm_enc->base.id, DPU_HW_BLK_DSC, - hw_dsc, ARRAY_SIZE(hw_dsc)); - for (i = 0; i < num_dsc; i++) { - dpu_enc->hw_dsc[i] = to_dpu_hw_dsc(hw_dsc[i]); - dsc_mask |= BIT(dpu_enc->hw_dsc[i]->idx - DSC_0); - } + num_dsc = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, + drm_enc->base.id, DPU_HW_BLK_DSC, + hw_dsc, ARRAY_SIZE(hw_dsc)); + for (i = 0; i < num_dsc; i++) { + dpu_enc->hw_dsc[i] = to_dpu_hw_dsc(hw_dsc[i]); + dsc_mask |= BIT(dpu_enc->hw_dsc[i]->idx - DSC_0); } dpu_enc->dsc_mask = dsc_mask; @@ -1187,6 +1201,8 @@ static void dpu_encoder_virt_atomic_enable(struct drm_encoder *drm_enc, dpu_enc = to_dpu_encoder_virt(drm_enc); + dpu_enc->dsc = dpu_encoder_get_dsc_config(drm_enc); + mutex_lock(&dpu_enc->enc_lock); cur_mode = &dpu_enc->base.crtc->state->adjusted_mode; @@ -2109,8 +2125,10 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) phys_enc->hw_pp->merge_3d->idx); } - if (dpu_enc->dsc) + if (dpu_enc->dsc) { dpu_encoder_unprep_dsc(dpu_enc); + dpu_enc->dsc = NULL; + } intf_cfg.stream_sel = 0; /* Don't care value for video mode */ intf_cfg.mode_3d = dpu_encoder_helper_get_3d_blend_mode(phys_enc);