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Thu, 29 Aug 2024 20:49:02 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 15.2.1544.9; Thu, 29 Aug 2024 13:49:02 -0700 From: Jessica Zhang Date: Thu, 29 Aug 2024 13:48:34 -0700 Subject: [PATCH 13/21] drm/msm/dpu: Require modeset if clone mode status changes Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240829-concurrent-wb-v1-13-502b16ae2ebb@quicinc.com> References: <20240829-concurrent-wb-v1-0-502b16ae2ebb@quicinc.com> In-Reply-To: <20240829-concurrent-wb-v1-0-502b16ae2ebb@quicinc.com> To: Rob Clark , Dmitry Baryshkov , , Sean Paul , Marijn Suijten , "David Airlie" , Daniel Vetter , "Maarten Lankhorst" , Maxime Ripard , Thomas Zimmermann CC: , , , , , Rob Clark , "Jessica Zhang" X-Mailer: b4 0.15-dev-99b12 X-Developer-Signature: v=1; a=ed25519-sha256; t=1724964539; l=1349; i=quic_jesszhan@quicinc.com; s=20230329; h=from:subject:message-id; bh=ntWNPM9zed0TrpAd8XQwx6V/he1U41+q9IIsFiS/rS8=; b=VtfwJZY0OA8Jg/mqwkYAu4txG55/DICgCjxqJC4HgisA1y03G+ACkD0eB5SzjzC8KXi0EgyTX dPubGECOff3C11eT9/G4xAMug+lr0cBqfA6yEa/afMhRwIKpI580Qe3 X-Developer-Key: i=quic_jesszhan@quicinc.com; a=ed25519; pk=gAUCgHZ6wTJOzQa3U0GfeCDH7iZLlqIEPo4rrjfDpWE= X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) 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: VwdSpyyoZhWTb7cz3WCvKd39GesnoTWC X-Proofpoint-ORIG-GUID: VwdSpyyoZhWTb7cz3WCvKd39GesnoTWC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-08-29_06,2024-08-29_02,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 mlxlogscore=999 bulkscore=0 impostorscore=0 phishscore=0 clxscore=1015 mlxscore=0 spamscore=0 suspectscore=0 malwarescore=0 adultscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2407110000 definitions=main-2408290147 If the clone mode enabled status is changing, a modeset needs to happen so that the resources can be reassigned Signed-off-by: Jessica Zhang --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index 1b0cc899e8c1..99eaaca405a4 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -1306,6 +1306,8 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc, int rc = 0; bool needs_dirtyfb = dpu_crtc_needs_dirtyfb(crtc_state); + bool clone_mode_requested = drm_crtc_in_clone_mode(crtc->state); + bool clone_mode_enabled = drm_crtc_in_clone_mode(crtc_state); /* there might be cases where encoder needs a modeset too */ drm_for_each_encoder_mask(drm_enc, crtc->dev, crtc_state->encoder_mask) { @@ -1313,6 +1315,10 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc, crtc_state->mode_changed = true; } + if ((clone_mode_requested && !clone_mode_enabled) || + (!clone_mode_requested && clone_mode_enabled)) + crtc_state->mode_changed = true; + if (drm_atomic_crtc_needs_modeset(crtc_state)) { rc = dpu_crtc_assign_resources(crtc, crtc_state); if (rc < 0)