I am also having the same problem. Encounter [CRTC:32:crtc-0] vblank wait timed out on my custom Zynq Ultrascale\+ board. I am using latest vivado 2020.1, Petalinux 2020.1 and Vitis 2020.1 to create linux image with HDMI Rx/Tx DRM image framework. I am controlling VPHY refclk_rdy usin...
*wait_for_vblank = false;/* * TODO This might fail and hence better not used, wait * explicitly on fences instead @@ -4855,7 +4847,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); ...