Use the vblank worker to unpin fb, for the legacy cursor fastpath and atomic cursor slowpath. This prevents pipe fault errors from the cursor plane in Xe.
A small race appears to exist in kms_universal_plane@cursor-fb-leak on dg2, not sure why. I tried reproducing it and failed. Maarten Lankhorst (2): drm: Add drm_vblank_work_flush_all(). drm/i915: Use the same vblank worker for atomic unpin Ville Syrjälä (1): drm/i915: Use vblank worker to unpin old legacy cursor fb safely drivers/gpu/drm/drm_vblank_work.c | 22 +++++++++++++ .../gpu/drm/i915/display/intel_atomic_plane.c | 13 +++++++- .../gpu/drm/i915/display/intel_atomic_plane.h | 2 ++ drivers/gpu/drm/i915/display/intel_crtc.c | 31 +++++++++++++++++++ drivers/gpu/drm/i915/display/intel_cursor.c | 26 ++++++++++++++-- drivers/gpu/drm/i915/display/intel_cursor.h | 3 ++ drivers/gpu/drm/i915/display/intel_display.c | 3 ++ .../drm/i915/display/intel_display_types.h | 3 ++ include/drm/drm_vblank_work.h | 2 ++ 9 files changed, 102 insertions(+), 3 deletions(-) -- 2.43.0
