amd-drm-fixes-5.9-2020-09-30: amdgpu: - Fix potential double free in userptr handling - Sienna Cichlid and Navy Flounder udpates - Add Sienna Cichlid PCI IDs - Drop experimental flag for navi12 - Raven fixes - Renoir fixes - HDCP fix - DCN3 fix for clang and older versions of gcc - Fix a runtime pm refcount issue