I am using bullseye and when I perform an update (apt-get dist-upgrade) to the system I get get the following messages. I'm not sure if this is an intramfs-tools issue or a firmware-amd-graphics issue. I have the latest version firmware-amd-graphics installed.
Processing triggers for initramfs-tools (0.140) ...
update-initramfs: Generating /boot/initrd.img-5.10.0-6-amd64
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_gpu_info.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_ta.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_sos.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_ta.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_asd.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_sos.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_rlc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_mec2.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_mec.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_rlc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_mec2.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_mec.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_me.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_pfp.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_ce.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_sdma.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_sdma.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/sienna_cichlid_mes.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi10_mes.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_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/navy_flounder_smc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_smc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navy_flounder_dmcub.bin for module amdgpu