From patchwork Wed Feb 8 13:42:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalyan Thota X-Patchwork-Id: 13133052 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EB713C64ED8 for ; Wed, 8 Feb 2023 13:42:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5616810E783; Wed, 8 Feb 2023 13:42:19 +0000 (UTC) Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by gabe.freedesktop.org (Postfix) with ESMTPS id C117410E051; Wed, 8 Feb 2023 13:42:17 +0000 (UTC) Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 318DR7rQ014278; 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Wed, 8 Feb 2023 13:42:10 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3nhgekjeqv-1; Wed, 08 Feb 2023 13:42:10 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 318DgAdk025352; Wed, 8 Feb 2023 13:42:10 GMT Received: from kalyant-linux.qualcomm.com (kalyant-linux.qualcomm.com [10.204.66.210]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 318DgAq4025335; Wed, 08 Feb 2023 13:42:10 +0000 Received: by kalyant-linux.qualcomm.com (Postfix, from userid 94428) id 679D8480C; Wed, 8 Feb 2023 05:42:09 -0800 (PST) From: Kalyan Thota To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v3 1/4] drm/msm/dpu: clear DSPP reservations in rm release Date: Wed, 8 Feb 2023 05:42:01 -0800 Message-Id: <1675863724-28412-2-git-send-email-quic_kalyant@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> References: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: DC4NZnfSLFyC6Wui5lMhUKX-PbeD4Gfq X-Proofpoint-GUID: DC4NZnfSLFyC6Wui5lMhUKX-PbeD4Gfq X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-08_05,2023-02-08_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 adultscore=0 mlxscore=0 spamscore=0 suspectscore=0 malwarescore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 priorityscore=1501 mlxlogscore=762 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302080120 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kalyan Thota , robdclark@chromium.org, dianders@chromium.org, quic_abhinavk@quicinc.com, linux-kernel@vger.kernel.org, swboyd@chromium.org, dmitry.baryshkov@linaro.org, marijn.suijten@somainline.org, quic_vpolimer@quicinc.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Clear DSPP reservations from the global state during rm release Fixes: e47616df008b ("drm/msm/dpu: add support for color processing blocks in dpu driver") Signed-off-by: Kalyan Thota Reviewed-by: Dmitry Baryshkov Reviewed-by: Marijn Suijten --- drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index 73b3442..718ea0a 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -572,6 +572,8 @@ void dpu_rm_release(struct dpu_global_state *global_state, ARRAY_SIZE(global_state->ctl_to_enc_id), enc->base.id); _dpu_rm_clear_mapping(global_state->dsc_to_enc_id, ARRAY_SIZE(global_state->dsc_to_enc_id), enc->base.id); + _dpu_rm_clear_mapping(global_state->dspp_to_enc_id, + ARRAY_SIZE(global_state->dspp_to_enc_id), enc->base.id); } int dpu_rm_reserve( From patchwork Wed Feb 8 13:42:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalyan Thota X-Patchwork-Id: 13133054 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3624DC636CC for ; Wed, 8 Feb 2023 13:42:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1BBF910E786; Wed, 8 Feb 2023 13:42:21 +0000 (UTC) Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by gabe.freedesktop.org (Postfix) with ESMTPS id C44A710E221; 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Wed, 08 Feb 2023 13:42:15 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 318DgA4E025380; Wed, 8 Feb 2023 13:42:10 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3nhgekjeqw-1; Wed, 08 Feb 2023 13:42:10 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 318DgASs025356; Wed, 8 Feb 2023 13:42:10 GMT Received: from kalyant-linux.qualcomm.com (kalyant-linux.qualcomm.com [10.204.66.210]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 318DgAGm025336; Wed, 08 Feb 2023 13:42:10 +0000 Received: by kalyant-linux.qualcomm.com (Postfix, from userid 94428) id 98599480D; Wed, 8 Feb 2023 05:42:09 -0800 (PST) From: Kalyan Thota To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v3 2/4] drm/msm/dpu: add DSPPs into reservation upon a CTM request Date: Wed, 8 Feb 2023 05:42:02 -0800 Message-Id: <1675863724-28412-3-git-send-email-quic_kalyant@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> References: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: su2h4brhImDWe89UNTC8uH-RCg3-2x8n X-Proofpoint-ORIG-GUID: su2h4brhImDWe89UNTC8uH-RCg3-2x8n X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-08_05,2023-02-08_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 impostorscore=0 malwarescore=0 adultscore=0 mlxlogscore=696 clxscore=1015 suspectscore=0 mlxscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302080120 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kalyan Thota , robdclark@chromium.org, dianders@chromium.org, quic_abhinavk@quicinc.com, linux-kernel@vger.kernel.org, swboyd@chromium.org, dmitry.baryshkov@linaro.org, marijn.suijten@somainline.org, quic_vpolimer@quicinc.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add DSPP blocks into the topology for reservation, if there is a CTM request for that composition. Signed-off-by: Kalyan Thota Reviewed-by: Dmitry Baryshkov --- Changes in v1: - Minor nits (Dmitry) Changes in v2: - Populate DSPPs into the reservation only if CTM is requested (Dmitry) --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 9c6817b..46d2a5c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -545,7 +545,8 @@ bool dpu_encoder_use_dsc_merge(struct drm_encoder *drm_enc) 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_display_mode *mode, + struct drm_crtc_state *crtc_state) { struct msm_display_topology topology = {0}; int i, intf_count = 0; @@ -563,8 +564,7 @@ static struct msm_display_topology dpu_encoder_get_topology( * 1 LM, 1 INTF * 2 LM, 1 INTF (stream merge to support high resolution interfaces) * - * Adding color blocks only to primary interface if available in - * sufficient number + * Add dspps to the reservation requirements if ctm is requested */ if (intf_count == 2) topology.num_lm = 2; @@ -573,11 +573,8 @@ static struct msm_display_topology dpu_encoder_get_topology( else topology.num_lm = (mode->hdisplay > MAX_HDISPLAY_SPLIT) ? 2 : 1; - if (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_DSI) { - if (dpu_kms->catalog->dspp && - (dpu_kms->catalog->dspp_count >= topology.num_lm)) - topology.num_dspp = topology.num_lm; - } + if (crtc_state->ctm) + topology.num_dspp = topology.num_lm; topology.num_enc = 0; topology.num_intf = intf_count; @@ -643,7 +640,7 @@ static int dpu_encoder_virt_atomic_check( } } - topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode); + topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state); /* Reserve dynamic resources now. */ if (!ret) { From patchwork Wed Feb 8 13:42:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalyan Thota X-Patchwork-Id: 13133053 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EC025C05027 for ; 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Wed, 08 Feb 2023 13:42:14 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 318DgAru025358; Wed, 8 Feb 2023 13:42:10 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3nhgekjer4-1; Wed, 08 Feb 2023 13:42:10 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 318DgAdL025367; Wed, 8 Feb 2023 13:42:10 GMT Received: from kalyant-linux.qualcomm.com (kalyant-linux.qualcomm.com [10.204.66.210]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 318DgA0T025349; Wed, 08 Feb 2023 13:42:10 +0000 Received: by kalyant-linux.qualcomm.com (Postfix, from userid 94428) id BCFB7D97; Wed, 8 Feb 2023 05:42:09 -0800 (PST) From: Kalyan Thota To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v3 3/4] drm/msm/dpu: avoid unnecessary check in DPU reservations Date: Wed, 8 Feb 2023 05:42:03 -0800 Message-Id: <1675863724-28412-4-git-send-email-quic_kalyant@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> References: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: rAvMRB28RJoGc1etAsSUKAz6TAmSm5Ql X-Proofpoint-ORIG-GUID: rAvMRB28RJoGc1etAsSUKAz6TAmSm5Ql X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-08_05,2023-02-08_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 mlxscore=0 suspectscore=0 malwarescore=0 mlxlogscore=856 lowpriorityscore=0 spamscore=0 impostorscore=0 adultscore=0 priorityscore=1501 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302080120 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kalyan Thota , robdclark@chromium.org, dianders@chromium.org, quic_abhinavk@quicinc.com, linux-kernel@vger.kernel.org, swboyd@chromium.org, dmitry.baryshkov@linaro.org, marijn.suijten@somainline.org, quic_vpolimer@quicinc.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Return immediately on failure, this will make dpu reservations part look cleaner. Signed-off-by: Kalyan Thota Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 46d2a5c..3920efd 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -636,25 +636,22 @@ static int dpu_encoder_virt_atomic_check( if (ret) { DPU_ERROR_ENC(dpu_enc, "mode unsupported, phys idx %d\n", i); - break; + return ret; } } topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state); - /* Reserve dynamic resources now. */ - if (!ret) { - /* - * Release and Allocate resources on every modeset - * Dont allocate when active is false. - */ - if (drm_atomic_crtc_needs_modeset(crtc_state)) { - dpu_rm_release(global_state, drm_enc); + /* + * Release and Allocate resources on every modeset + * Dont allocate when active is false. + */ + if (drm_atomic_crtc_needs_modeset(crtc_state)) { + dpu_rm_release(global_state, drm_enc); - if (!crtc_state->active_changed || crtc_state->active) - ret = dpu_rm_reserve(&dpu_kms->rm, global_state, - drm_enc, crtc_state, topology); - } + if (!crtc_state->active_changed || crtc_state->active) + ret = dpu_rm_reserve(&dpu_kms->rm, global_state, + drm_enc, crtc_state, topology); } trace_dpu_enc_atomic_check_flags(DRMID(drm_enc), adj_mode->flags); From patchwork Wed Feb 8 13:42:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalyan Thota X-Patchwork-Id: 13133055 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 122AFC05027 for ; Wed, 8 Feb 2023 13:42:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 65C7710E051; 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Wed, 08 Feb 2023 13:42:14 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 318DgBRb025409; Wed, 8 Feb 2023 13:42:11 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3nhgekjera-1; Wed, 08 Feb 2023 13:42:11 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 318DgBCS025404; Wed, 8 Feb 2023 13:42:11 GMT Received: from kalyant-linux.qualcomm.com (kalyant-linux.qualcomm.com [10.204.66.210]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 318DgAG0025357; Wed, 08 Feb 2023 13:42:11 +0000 Received: by kalyant-linux.qualcomm.com (Postfix, from userid 94428) id E97D54BE6; Wed, 8 Feb 2023 05:42:09 -0800 (PST) From: Kalyan Thota To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v3 4/4] drm/msm/dpu: reserve the resources on topology change Date: Wed, 8 Feb 2023 05:42:04 -0800 Message-Id: <1675863724-28412-5-git-send-email-quic_kalyant@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> References: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: S8I0oNbYEoGEVE2Tdnd01IgG576FCIC1 X-Proofpoint-ORIG-GUID: S8I0oNbYEoGEVE2Tdnd01IgG576FCIC1 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-08_05,2023-02-08_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 malwarescore=0 adultscore=0 clxscore=1015 bulkscore=0 spamscore=0 mlxlogscore=999 mlxscore=0 priorityscore=1501 suspectscore=0 impostorscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302080120 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kalyan Thota , robdclark@chromium.org, dianders@chromium.org, quic_abhinavk@quicinc.com, linux-kernel@vger.kernel.org, swboyd@chromium.org, dmitry.baryshkov@linaro.org, marijn.suijten@somainline.org, quic_vpolimer@quicinc.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Some features like CTM can be enabled dynamically. Release and reserve the DPU resources whenever a topology change occurs such that required hw blocks are allocated appropriately. Signed-off-by: Kalyan Thota Reviewed-by: Dmitry Baryshkov --- Changes in v1: - Avoid mode_set call directly (Dmitry) Changes in v2: - Minor nits (Dmitry) Changes in v3: - avoid unnecessary modeset check call (Dmitry) --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 2 ++ drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 24 +++++++++++++++++++----- 2 files changed, 21 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h index 539b68b..85bd5645 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h @@ -204,6 +204,7 @@ struct dpu_crtc { * @hw_ctls : List of active ctl paths * @crc_source : CRC source * @crc_frame_skip_count: Number of frames skipped before getting CRC + * @ctm_enabled : Cached color management enablement state */ struct dpu_crtc_state { struct drm_crtc_state base; @@ -225,6 +226,7 @@ struct dpu_crtc_state { enum dpu_crtc_crc_source crc_source; int crc_frame_skip_count; + bool ctm_enabled; }; #define to_dpu_crtc_state(x) \ diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 3920efd..038e077 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -217,6 +217,19 @@ static u32 dither_matrix[DITHER_MATRIX_SZ] = { 15, 7, 13, 5, 3, 11, 1, 9, 12, 4, 14, 6, 0, 8, 2, 10 }; +static bool _dpu_enc_is_dspp_changed(struct drm_crtc_state *crtc_state, + struct msm_display_topology topology) +{ + struct dpu_crtc_state *cstate = to_dpu_crtc_state(crtc_state); + + if ((cstate->ctm_enabled && !topology.num_dspp) || + (!cstate->ctm_enabled && topology.num_dspp)) { + crtc_state->mode_changed = true; + return true; + } + + return false; +} bool dpu_encoder_is_widebus_enabled(const struct drm_encoder *drm_enc) { @@ -642,14 +655,15 @@ static int dpu_encoder_virt_atomic_check( topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state); + _dpu_enc_is_dspp_changed(crtc_state, topology); + /* * Release and Allocate resources on every modeset - * Dont allocate when active is false. */ if (drm_atomic_crtc_needs_modeset(crtc_state)) { dpu_rm_release(global_state, drm_enc); - if (!crtc_state->active_changed || crtc_state->active) + if (crtc_state->enable) ret = dpu_rm_reserve(&dpu_kms->rm, global_state, drm_enc, crtc_state, topology); } @@ -1022,7 +1036,7 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc, struct dpu_hw_blk *hw_lm[MAX_CHANNELS_PER_ENC]; struct dpu_hw_blk *hw_dspp[MAX_CHANNELS_PER_ENC] = { NULL }; struct dpu_hw_blk *hw_dsc[MAX_CHANNELS_PER_ENC]; - int num_lm, num_ctl, num_pp, num_dsc; + int num_lm, num_ctl, num_pp, num_dsc, num_dspp; unsigned int dsc_mask = 0; int i; @@ -1053,7 +1067,7 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc, drm_enc->base.id, DPU_HW_BLK_CTL, hw_ctl, ARRAY_SIZE(hw_ctl)); num_lm = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, drm_enc->base.id, DPU_HW_BLK_LM, hw_lm, ARRAY_SIZE(hw_lm)); - dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, + num_dspp = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state, drm_enc->base.id, DPU_HW_BLK_DSPP, hw_dspp, ARRAY_SIZE(hw_dspp)); @@ -1084,7 +1098,7 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc, } cstate->num_mixers = num_lm; - + cstate->ctm_enabled = !!num_dspp; dpu_enc->connector = conn_state->connector; for (i = 0; i < dpu_enc->num_phys_encs; i++) {