I have exactly same error
[drm:uvd_v1_0_start [radeon]] *ERROR* UVD not responding,
.....
radeon 0000:01:00.0: failed initializing UVD (-1).
uname -a
Linux adiance 4.15.0-88-generic #88-Ubuntu SMP Tue Feb 11 20:11:34 UTC 2020
x86_64 x86_64 x86_64 GNU/Linux
lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 18.04.4 LTS
Release: 18.04
Codename: bionic
inxi -G
Graphics: Card: Advanced Micro Devices [AMD/ATI] Oland [Radeon HD 8570 / R7
240/340 OEM]
Display Server: x11 (X.Org 1.19.6 ) driver: radeon Resolution:
1920x1080@60.00hz
OpenGL: renderer: AMD OLAND (DRM 2.50.0, 4.15.0-88-generic, LLVM
9.0.0) version: 4.5 Mesa 19.2.8
I have UVD problem with linux-firmware 1.173.16 and 1.173.15.
No more VAAPI hardware decoding, dual CPU rise to 70 % for H.264 video at 1080i
(broadcast live) / 1080p (broadband live)
Revert to 1.173.14 or earlier solve the problem (and updates for linux-
firmware blocked)
Earlier kernels selecting via grub same result.
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https://bugs.launchpad.net/bugs/1865130
Title:
[drm:uvd_v1_0_start [radeon]] *ERROR* UVD not responding, trying to
reset the VCPU!!!
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