From patchwork Wed Apr 12 19:09:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jessica Zhang X-Patchwork-Id: 672696 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 696D4C77B77 for ; Wed, 12 Apr 2023 19:10:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229521AbjDLTKI (ORCPT ); Wed, 12 Apr 2023 15:10:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49906 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229670AbjDLTKG (ORCPT ); Wed, 12 Apr 2023 15:10:06 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 250CE59E2 for ; Wed, 12 Apr 2023 12:10:05 -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 33CI0u1t017398; Wed, 12 Apr 2023 19:09:59 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : date : subject : mime-version : content-type : content-transfer-encoding : message-id : references : in-reply-to : to : cc; s=qcppdkim1; bh=0BIDHXsxDrh5nRhPRMlq7GoVXIW0YTBjByS/hsjmorE=; b=k7hQsQeh/Q19nFeyngdmfAxnaVyTifGdlztROIsovY7aNNJbgGIFEMvLpsDCH1jLNmW0 5t/0w/2e94uIsYuYn7Uje704Xgr1GT7dp5yT/METoxKZxP1utUypcpQVRt0PocdJrRsG uEDgGiXkw9QAzgB8YX97NsQDpACHOilcWIH8aoDGPs2+HMWMS/cXVmqq1Gm7zAs8wL72 8+YZZyTNfE3XwTMsYUGp2OuWHCnQ7dbzGGQH8rZUBKc4QZTaZ7mFxu5I3FAOqWT7y9w1 DSpdlIRf+X2Yb7CunG48e/DKjTAV4Wj6sfAmwNTkw+CPKOg6djMdpk5Gf9B/GkPw2ECF kw== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3pwe6m2kun-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 12 Apr 2023 19:09:58 +0000 Received: from nasanex01b.na.qualcomm.com (nasanex01b.na.qualcomm.com [10.46.141.250]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 33CJ9v31019214 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 12 Apr 2023 19:09:57 GMT Received: from jesszhan-linux.qualcomm.com (10.80.80.8) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Wed, 12 Apr 2023 12:09:57 -0700 From: Jessica Zhang Date: Wed, 12 Apr 2023 12:09:43 -0700 Subject: [PATCH v5 3/8] drm/msm/dpu: Use DRM DSC helper for det_thresh_flatness MIME-Version: 1.0 Message-ID: <20230329-rfc-msm-dsc-helper-v5-3-0108401d7886@quicinc.com> References: <20230329-rfc-msm-dsc-helper-v5-0-0108401d7886@quicinc.com> In-Reply-To: <20230329-rfc-msm-dsc-helper-v5-0-0108401d7886@quicinc.com> To: CC: Marijn Suijten , Konrad Dybcio , Daniel Vetter , Rob Clark , Abhinav Kumar , "Dmitry Baryshkov" , Sean Paul , , , "Jessica Zhang" X-Mailer: b4 0.13-dev-00303 X-Developer-Signature: v=1; a=ed25519-sha256; t=1681326596; l=1282; i=quic_jesszhan@quicinc.com; s=20230329; h=from:subject:message-id; bh=miwaTqKJX3w3HDahg7jImz20J6rL9IpfTJm6EPOS6AI=; b=xCtJ9Xu3A+934ZwrzC2mghTIV4WKmHh85f+0ZSqL+I59UidS1dRW9+ALQ7Ot17Za1m5aezLGo JSKaKXgi6qoD1yddO+xr2Bbg4e5Kz7IVFzEVT2kJUoKE2r6+p/u6gig X-Developer-Key: i=quic_jesszhan@quicinc.com; a=ed25519; pk=gAUCgHZ6wTJOzQa3U0GfeCDH7iZLlqIEPo4rrjfDpWE= X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: vjfmUG0kuefpMh8B91K_hMCPoV1t8k_D X-Proofpoint-ORIG-GUID: vjfmUG0kuefpMh8B91K_hMCPoV1t8k_D 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=2023-04-12_10,2023-04-12_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 mlxscore=0 lowpriorityscore=0 adultscore=0 clxscore=1015 malwarescore=0 bulkscore=0 priorityscore=1501 mlxlogscore=712 suspectscore=0 impostorscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304120164 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Use the DRM DSC helper for det_thresh_flatness to match downstream implementation and the DSC spec. Changes in V2: - Added a Fixes tag Fixes: c110cfd1753e ("drm/msm/disp/dpu1: Add support for DSC") Signed-off-by: Jessica Zhang Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c index 619926da1441..b952f7d2b7f5 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c @@ -3,6 +3,8 @@ * Copyright (c) 2020-2022, Linaro Limited */ +#include + #include "dpu_kms.h" #include "dpu_hw_catalog.h" #include "dpu_hwio.h" @@ -102,7 +104,7 @@ static void dpu_hw_dsc_config(struct dpu_hw_dsc *hw_dsc, data |= dsc->final_offset; DPU_REG_WRITE(c, DSC_DSC_OFFSET, data); - det_thresh_flatness = 7 + 2 * (dsc->bits_per_component - 8); + det_thresh_flatness = drm_dsc_calculate_flatness_det_thresh(dsc); data = det_thresh_flatness << 10; data |= dsc->flatness_max_qp << 5; data |= dsc->flatness_min_qp; From patchwork Wed Apr 12 19:09:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jessica Zhang X-Patchwork-Id: 672695 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 930B5C77B6E for ; Wed, 12 Apr 2023 19:10:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229705AbjDLTKJ (ORCPT ); Wed, 12 Apr 2023 15:10:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229620AbjDLTKH (ORCPT ); Wed, 12 Apr 2023 15:10:07 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 22F1959C6 for ; Wed, 12 Apr 2023 12:10:05 -0700 (PDT) Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 33CEonXB028557; 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Changes in v3: - Reworded slice_last_group_size calculation to `(dsc->slice_width + 2) % 3` Fixes: c110cfd1753e ("drm/msm/disp/dpu1: Add support for DSC") Signed-off-by: Jessica Zhang Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c index b952f7d2b7f5..ff1c8f92fb20 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c @@ -56,9 +56,10 @@ static void dpu_hw_dsc_config(struct dpu_hw_dsc *hw_dsc, if (is_cmd_mode) initial_lines += 1; - slice_last_group_size = 3 - (dsc->slice_width % 3); + slice_last_group_size = (dsc->slice_width + 2) % 3; + data = (initial_lines << 20); - data |= ((slice_last_group_size - 1) << 18); + data |= (slice_last_group_size << 18); /* bpp is 6.4 format, 4 LSBs bits are for fractional part */ data |= (dsc->bits_per_pixel << 8); data |= (dsc->block_pred_enable << 7); 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Signed-off-by: Jessica Zhang --- drivers/gpu/drm/msm/dsi/dsi_host.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 508577c596ff..6a6218a9655f 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -937,6 +937,12 @@ static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi) return; } + if (!dsc->slice_width || (mode->hdisplay < dsc->slice_width)) { + pr_err("DSI: invalid slice width %d (pic_width: %d)\n", + dsc->slice_width, mode->hdisplay); + return; + } + dsc->pic_width = mode->hdisplay; dsc->pic_height = mode->vdisplay; DBG("Mode %dx%d\n", dsc->pic_width, dsc->pic_height); From patchwork Wed Apr 12 19:09:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jessica Zhang X-Patchwork-Id: 672694 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 6D9A3C7619A for ; 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Wed, 12 Apr 2023 12:09:58 -0700 From: Jessica Zhang Date: Wed, 12 Apr 2023 12:09:47 -0700 Subject: [PATCH v5 7/8] drm/msm/dsi: update hdisplay calculation for dsi_timing_setup MIME-Version: 1.0 Message-ID: <20230329-rfc-msm-dsc-helper-v5-7-0108401d7886@quicinc.com> References: <20230329-rfc-msm-dsc-helper-v5-0-0108401d7886@quicinc.com> In-Reply-To: <20230329-rfc-msm-dsc-helper-v5-0-0108401d7886@quicinc.com> To: CC: Marijn Suijten , Konrad Dybcio , Daniel Vetter , Rob Clark , Abhinav Kumar , "Dmitry Baryshkov" , Sean Paul , , , "Jessica Zhang" X-Mailer: b4 0.13-dev-00303 X-Developer-Signature: v=1; a=ed25519-sha256; t=1681326596; l=1208; i=quic_jesszhan@quicinc.com; s=20230329; h=from:subject:message-id; bh=5bRFk4n3/vQ/y+nHUAZ+k8i89vWEjvXIyCUkD76Tvto=; b=b8elRml6TrWSJ9bBBgHRcWAyIk58Tf1rXWT39DFgb9yC/JpF7CWvD9zCzE8dzdywuQE+0cnW3 15D7Rw07hyXAHXo2DmtnXXOiROEiZAA1l2dIz4tOI4XxmGEdGw+7Xc6 X-Developer-Key: i=quic_jesszhan@quicinc.com; a=ed25519; pk=gAUCgHZ6wTJOzQa3U0GfeCDH7iZLlqIEPo4rrjfDpWE= X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: DfbDs38wRWZg66nfsbLKHf-rXCdypoG3 X-Proofpoint-GUID: DfbDs38wRWZg66nfsbLKHf-rXCdypoG3 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=2023-04-12_10,2023-04-12_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 mlxlogscore=943 suspectscore=0 adultscore=0 spamscore=0 impostorscore=0 malwarescore=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304120164 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org hdisplay for compressed images should be calculated as bytes_per_slice * slice_count. Thus, use MSM DSC helper to calculate hdisplay for dsi_timing_setup instead of directly using mode->hdisplay. Changes in v3: - Split from previous patch - Initialized hdisplay as uncompressed pclk per line at the beginning of dsi_timing_setup as to not break dual DSI calculations Changes in v4: - Moved pclk_per_intf calculations to DSC hdisplay adjustments Signed-off-by: Jessica Zhang Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/dsi/dsi_host.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 6a6218a9655f..412339cc9301 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -958,7 +958,7 @@ static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi) * pulse width same */ h_total -= hdisplay; - hdisplay /= 3; + hdisplay = msm_dsc_get_pclk_per_intf(msm_host->dsc) / 3; h_total += hdisplay; ha_end = ha_start + hdisplay; }