[bug] Radeon 3900XT not switch to graphic mode on kernel 5.10

[Mikhail Gavrilov]

On Tue, 29 Dec 2020 at 20:15, Deucher, Alexander
<Alexander.Deucher at amd.com> wrote:
>
> It looks like the driver is not able to access the firmware for some reason.  Please make sure it is available in your initrd or compiled into the kernel depending on your config.

Exactly! Thanks!

# lsinitrd /boot/initramfs-5.10.0-0.rc6.20201204git34816d20f173.92.fc34.x86_64.img
| grep sienna_cichlid

# ls /usr/lib/firmware/amdgpu | grep sienna_cichlid
sienna_cichlid_ce.bin
sienna_cichlid_dmcub.bin
sienna_cichlid_me.bin
sienna_cichlid_mec2.bin
sienna_cichlid_mec.bin
sienna_cichlid_pfp.bin
sienna_cichlid_rlc.bin
sienna_cichlid_sdma.bin
sienna_cichlid_smc.bin
sienna_cichlid_sos.bin
sienna_cichlid_ta.bin
sienna_cichlid_vcn.bin

# dracut -f --regenerate-all

# lsinitrd /boot/initramfs-5.10.0-0.rc6.20201204git34816d20f173.92.fc34.x86_64.img
| grep sienna_cichlid
-rw-r--r--   1 root     root       263296 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_ce.bin
-rw-r--r--   1 root     root        80244 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_dmcub.bin
-rw-r--r--   1 root     root       263424 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_me.bin
-rw-r--r--   2 root     root       268592 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_mec2.bin
-rw-r--r--   2 root     root            0 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_mec.bin
-rw-r--r--   1 root     root       263424 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_pfp.bin
-rw-r--r--   1 root     root       128592 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_rlc.bin
-rw-r--r--   1 root     root        34048 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_sdma.bin
-rw-r--r--   1 root     root       247396 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_smc.bin
-rw-r--r--   1 root     root       215152 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_sos.bin
-rw-r--r--   1 root     root       333568 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_ta.bin
-rw-r--r--   1 root     root       504224 Dec 15 14:00
usr/lib/firmware/amdgpu/sienna_cichlid_vcn.bin

# grep '20201204git34816d20f173\|linux-firmware-20201218-116'
/var/log/dnf.rpm.log
2020-12-06T12:40:44+0500 SUBDEBUG Installed:
kernel-core-5.10.0-0.rc6.20201204git34816d20f173.92.fc34.x86_64
2020-12-06T12:40:46+0500 SUBDEBUG Installed:
kernel-modules-5.10.0-0.rc6.20201204git34816d20f173.92.fc34.x86_64
2020-12-06T12:41:03+0500 SUBDEBUG Installed:
kernel-5.10.0-0.rc6.20201204git34816d20f173.92.fc34.x86_64
2020-12-06T12:41:03+0500 SUBDEBUG Installed:
kernel-modules-extra-5.10.0-0.rc6.20201204git34816d20f173.92.fc34.x86_64
2020-12-21T10:52:43+0500 SUBDEBUG Upgrade:
linux-firmware-20201218-116.fc34.noarch

I think every update of linux-firmware should regenerate initramfs.
But my downstream report was closed:
https://bugzilla.redhat.com/show_bug.cgi?id=1911745

--
Best Regards,
Mike Gavrilov.