root@debian:~# lspci -knn | grep -iA3 'vga\|3d\|video'
02:00.0 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device [1022:43d2] (rev 01)
        Subsystem: Lenovo Device [17aa:3148]
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci
--
0d:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Oland [Radeon HD 8570 / R5 430 OEM / R7 240/340 / Radeon 520 OEM] [1002:6611] (rev 87)
        Subsystem: Bitland(ShenZhen) Information Technology Co., Ltd. Oland [Radeon HD 8570 / R7 240/340 OEM] [1642:1871]
        Kernel driver in use: radeon
        Kernel modules: radeon, amdgpu
root@debian:~# uname -a
Linux debian 5.8.0-0.bpo.2-amd64 #1 SMP Debian 5.8.10-1~bpo10+1 (2020-09-26) x86_64 GNU/Linux
root@debian:~#

root@debian:~# update-initramfs -u -k all
update-initramfs: Generating /boot/initrd.img-5.8.0-0.bpo.2-amd64
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_gpu_info.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/arcturus_sdma.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi10_mes.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_vcn.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_smc.bin for module amdgpu
root@debian:~# ls