[drm:construct [amdgpu]] *ERROR* construct: Invalid Connector ObjectID from Adapter Service for connector index:2!

Submitted by Andrew

Assigned to Default DRI bug account

Link to original bug (#104206)

Description

Hello,
i've got :

Dec 10 16:54:18 hp kernel: [drm:construct [amdgpu]] *ERROR* construct: Invalid Connector ObjectID from Adapter Service for connector index:2!<br>
Dec 10 16:54:19 hp kernel: [drm:hwss_wait_for_blank_complete [amdgpu]] *ERROR* DC: failed to blank crtc!  lete [amdgpu]] *ERROR* DC: failed to blank crtc!<br>
```<br>
during the boot after i upgraded from latest fedora kernel to 4.15.0-0.rc2.git2.2<br>
<br>
the great part about this kernel that amd Carruzo finally (almost) working. I still don't get to boot into X. but at least i have terminals on init3 now.<br>
<br>
X - https://paste.fedoraproject.org/paste/9VAWjgZgfELNKisxYSXEpw<br>
boot - https://paste.fedoraproject.org/paste/8A4R4fYX09Rke~5UZcTqZQ<br>
<br>
i used Kelly's kernel config (https://bugs.freedesktop.org/show_bug.cgi?id=95306#c74):<br>
```<br>
CONFIG_DRM_AMD_DC=y<br>
CONFIG_DRM_AMD_DC_PRE_VEGA=y<br>
# CONFIG_DRM_AMD_DC_FBC is not set<br>
CONFIG_DRM_AMD_DC_DCN1_0=y<br>
# CONFIG_DEBUG_KERNEL_DC is not set<br>