From patchwork Fri May 12 18:00:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 13239592 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 2E68BC77B7F for ; Fri, 12 May 2023 18:01:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238230AbjELSBC (ORCPT ); Fri, 12 May 2023 14:01:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50798 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238189AbjELSAz (ORCPT ); Fri, 12 May 2023 14:00:55 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8EA6E1B4; Fri, 12 May 2023 11:00:54 -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 34CDhka5007081; Fri, 12 May 2023 18:00:46 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=0GCtZqMJbHB9WSz+xlE/2FHQ6DTJ+rDjKtLKoU03nC0=; b=AdqJEuB1imGuCW/q9Q4sL3OIym7xCSB8C1WAzHegNQSxKMX+UB9N7iINeDtRcpjPhKn5 Mv4lun1/ILbcPySPR3yqldXI77yb3EAM2gpnYG/wMOF6VJfevPlzk+9dx3VJyiejXb+n QoO+ZFnWXOabDU08uob8WLFroQ4NLNhNRSZ0uINwB2h5bRdyMTv0Kb98qOy6Hv1an0Qt lobV18asFxi1uLoyO9aDqX6XD9fjUQThD0W8GkBc2gpJkJp/0GrhADc7smVh7PaCtWpp uJs1Z1d+CGhnmdxbqwvZufPyClInzqac2XElTKHqRGOnh3aRp0ItJp84A7DAb5DkxjNI TA== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3qhes21nyw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 12 May 2023 18:00:46 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 34CI0jZj005990 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 12 May 2023 18:00:45 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; Fri, 12 May 2023 11:00:44 -0700 From: Kuogee Hsieh To: , , , , , , , , , , CC: Kuogee Hsieh , , , , , , , Subject: [PATCH v8 8/8] drm/msm/dpu: tear down DSC data path when DSC disabled Date: Fri, 12 May 2023 11:00:23 -0700 Message-ID: <1683914423-17612-9-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1683914423-17612-1-git-send-email-quic_khsieh@quicinc.com> References: <1683914423-17612-1-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: mYH_mqU_RCiB2YgPgiP6_KqLgw4mY88a X-Proofpoint-GUID: mYH_mqU_RCiB2YgPgiP6_KqLgw4mY88a X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-12_10,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 clxscore=1015 impostorscore=0 lowpriorityscore=0 spamscore=0 bulkscore=0 adultscore=0 mlxscore=0 suspectscore=0 mlxlogscore=975 phishscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305120150 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Unset DSC_ACTIVE bit at dpu_hw_ctl_reset_intf_cfg_v1(), dpu_encoder_unprep_dsc() and dpu_encoder_dsc_pipe_clr() functions to tear down DSC data path if DSC data path was setup previous. Signed-off-by: Kuogee Hsieh Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 43 +++++++++++++++++++++++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 7 +++++ 2 files changed, 50 insertions(+) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 5cae70e..ee999ce 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -1214,6 +1214,44 @@ static void dpu_encoder_virt_atomic_enable(struct drm_encoder *drm_enc, mutex_unlock(&dpu_enc->enc_lock); } +static void dpu_encoder_dsc_pipe_clr(struct dpu_encoder_virt *dpu_enc, + struct dpu_hw_dsc *hw_dsc, + struct dpu_hw_pingpong *hw_pp) +{ + struct dpu_encoder_phys *cur_master = dpu_enc->cur_master; + struct dpu_hw_ctl *ctl; + + ctl = cur_master->hw_ctl; + + if (hw_dsc->ops.dsc_disable) + hw_dsc->ops.dsc_disable(hw_dsc); + + if (hw_pp->ops.disable_dsc) + hw_pp->ops.disable_dsc(hw_pp); + + if (hw_dsc->ops.dsc_bind_pingpong_blk) + hw_dsc->ops.dsc_bind_pingpong_blk(hw_dsc, PINGPONG_NONE); + + if (ctl->ops.update_pending_flush_dsc) + ctl->ops.update_pending_flush_dsc(ctl, hw_dsc->idx); +} + +static void dpu_encoder_unprep_dsc(struct dpu_encoder_virt *dpu_enc) +{ + /* coding only for 2LM, 2enc, 1 dsc config */ + struct dpu_hw_dsc *hw_dsc[MAX_CHANNELS_PER_ENC]; + struct dpu_hw_pingpong *hw_pp[MAX_CHANNELS_PER_ENC]; + int i; + + for (i = 0; i < MAX_CHANNELS_PER_ENC; i++) { + hw_pp[i] = dpu_enc->hw_pp[i]; + hw_dsc[i] = dpu_enc->hw_dsc[i]; + + if (hw_pp[i] && hw_dsc[i]) + dpu_encoder_dsc_pipe_clr(dpu_enc, hw_dsc[i], hw_pp[i]); + } +} + static void dpu_encoder_virt_atomic_disable(struct drm_encoder *drm_enc, struct drm_atomic_state *state) { @@ -2090,6 +2128,9 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) phys_enc->hw_pp->merge_3d->idx); } + if (dpu_enc->dsc) + dpu_encoder_unprep_dsc(dpu_enc); + 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); @@ -2101,6 +2142,8 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) if (phys_enc->hw_pp->merge_3d) intf_cfg.merge_3d = phys_enc->hw_pp->merge_3d->idx; + intf_cfg.dsc = dpu_encoder_helper_get_dsc(phys_enc); + if (ctl->ops.reset_intf_cfg) ctl->ops.reset_intf_cfg(ctl, &intf_cfg); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c index f3a50cc..aec3b08 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c @@ -577,6 +577,7 @@ static void dpu_hw_ctl_reset_intf_cfg_v1(struct dpu_hw_ctl *ctx, u32 intf_active = 0; u32 wb_active = 0; u32 merge3d_active = 0; + u32 dsc_active; /* * This API resets each portion of the CTL path namely, @@ -606,6 +607,12 @@ static void dpu_hw_ctl_reset_intf_cfg_v1(struct dpu_hw_ctl *ctx, wb_active &= ~BIT(cfg->wb - WB_0); DPU_REG_WRITE(c, CTL_WB_ACTIVE, wb_active); } + + if (cfg->dsc) { + dsc_active = DPU_REG_READ(c, CTL_DSC_ACTIVE); + dsc_active &= ~cfg->dsc; + DPU_REG_WRITE(c, CTL_DSC_ACTIVE, dsc_active); + } } static void dpu_hw_ctl_set_fetch_pipe_active(struct dpu_hw_ctl *ctx,