Ubuntu 20.04 during initramfs update reports missing firmware files:
W: Possible missing firmware /lib/firmware/amdgpu/navi12_vcn.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_vcn.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi12_smc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_smc.bin for module amdgpu
Ubuntu 20.04 during initramfs update reports missing firmware files: amdgpu/ navi12_ vcn.bin for module amdgpu amdgpu/ arcturus_ vcn.bin for module amdgpu amdgpu/ navi12_ smc.bin for module amdgpu amdgpu/ arcturus_ smc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/
W: Possible missing firmware /lib/firmware/
W: Possible missing firmware /lib/firmware/
W: Possible missing firmware /lib/firmware/
Kernel: 5.4.0-24-generic
linux-firmware: 1.187