From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lyude Paul Subject: [PATCH v2 0/6] Fix legacy DPMS changes with MST Date: Wed, 19 Sep 2018 19:08:57 -0400 Message-ID: <20180919230913.16894-1-lyude@redhat.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: nouveau@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: David Airlie , Maarten Lankhorst , linux-kernel@vger.kernel.org, Sean Paul , Gustavo Padovan , Thierry Reding , Daniel Vetter , Ben Skeggs , Ilia Mirkin , =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , Lyude Paul , Rodrigo Vivi , Jani Nikula , Joonas Lahtinen , Andrey Grodzovsky , Alex Deucher , Leo Li , =?UTF-8?q?Christian=20K=C3=B6nig?= List-Id: dri-devel@lists.freedesktop.org There's two major things this patchset does: - Add drm_dp_mst_connector_atomic_check() so drivers don't need to use ->best_encoder() to prevent modesets on zombie MST connectors. We'll use this later for implementing MST fallback retraining as well. - Fix DPMS on->off changes failing with legacy modesetting users after an MST connector's topology has disappeared, which resulted in CRTCs being left on when they shouldn't have been Lyude Paul (6): drm/dp_mst: Introduce drm_dp_mst_connector_atomic_check() drm/nouveau: Unbreak nv50_mstc->best_encoder() drm/i915: Leave intel_conn->mst_port set, use mst_port_gone instead drm/i915: Skip vcpi allocation for MSTB ports that are gone drm/i915: Fix intel_dp_mst_best_encoder() drm/amdgpu/dm/mst: Use drm_dp_mst_connector_atomic_check() .../display/amdgpu_dm/amdgpu_dm_mst_types.c | 12 +++ drivers/gpu/drm/drm_dp_mst_topology.c | 76 +++++++++++++++++++ drivers/gpu/drm/i915/intel_dp_mst.c | 46 ++++++----- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/nouveau/dispnv50/disp.c | 25 +++--- include/drm/drm_dp_mst_helper.h | 3 + 6 files changed, 132 insertions(+), 31 deletions(-) -- 2.17.1