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Mon, 23 Mar 2026 15:30:04 -0500 From: To: , CC: , , , , , , Leo Li Subject: [PATCH v2 0/5] drm/vblank: Deferred Enable and Disable Date: Mon, 23 Mar 2026 16:27:50 -0400 Message-ID: <20260323202755.315929-1-sunpeng.li@amd.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF0000449E:EE_|IA0PR12MB8716:EE_ X-MS-Office365-Filtering-Correlation-Id: 57821205-1ca2-4b3f-2a02-08de891af7f7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|36860700016|1800799024|376014|82310400026|13003099007|56012099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; 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Ip=[165.204.84.17]; Helo=[satlexmb08.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF0000449E.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8716 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Leo Li See cover letter from v1 for motivation and details: https://lore.kernel.org/dri-devel/20260224212639.390768-1-sunpeng.li@amd.com/ v2 contains fixes to some failing igt@kms_vblank tests, namely * any test that calls wait_for_vblank() * ts_continuation_dpms/modeset tests Fixes are all in patch 2/5, the other patches remain unchanged. Leo Li (5): drm/vblank: Add drm_crtc_vblank_is_off() helper drm/vblank: Introduce deferred vblank enable/disable drm/amd/display: Refactor amdgpu_dm_crtc_set_vblank drm/amd/display: Implement deferred vblanks on IPS platforms drm/vblank: Add some debugging trace events .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 8 + .../amd/display/amdgpu_dm/amdgpu_dm_crtc.c | 263 ++++++++++++++++-- .../amd/display/amdgpu_dm/amdgpu_dm_crtc.h | 4 - drivers/gpu/drm/drm_atomic_helper.c | 11 +- drivers/gpu/drm/drm_drv.c | 5 + drivers/gpu/drm/drm_internal.h | 1 + drivers/gpu/drm/drm_trace.h | 112 ++++++++ drivers/gpu/drm/drm_vblank.c | 239 +++++++++++++++- include/drm/drm_crtc.h | 34 +++ include/drm/drm_device.h | 6 + include/drm/drm_vblank.h | 20 ++ 11 files changed, 654 insertions(+), 49 deletions(-) -- 2.53.0