Linux kernel bug fix: drm/amd/display: Look at firmware version to determine using dmub on dcn21
Subsystem: gpu/amd (drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c)
Bug type: crash, severity: high
Files changed: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
Introduced by Roman Li on 2021-10-19 17:17:02 -0400; fixed by Mario Limonciello on 2021-11-03 12:22:08 -0400 (lifetime: 14 days)