Pankaj Jangid <pan...@codeisgreat.org> writes: > Pankaj Jangid <pan...@codeisgreat.org> writes: > >> Since I have setup a new hardware - x570 chipset, rx580 GPU - I am >> facing a very strange problem. The monitor goes blank for a brief time, >> like 1-2s and then comes back. It is connected with the GPU using HDMI >> cable. >> >> During that 1-2s, the machine response is fine. Whatever I type during >> that time goes there as input, and visible when the monitor comes back. > > Further diagnosing the problem, I could find out these messages in the > log immediately after the screen goes blank: > > [31915.382609] [drm] PCIE GART of 256M enabled (table at 0x000000F400000000). > [31915.475968] [drm] UVD and UVD ENC initialized successfully. > [31915.575975] [drm] VCE initialized successfully. > [31915.583044] amdgpu 0000:2d:00.0: [drm] Cannot find any crtc or sizes > > ... > > [32051.104088] [drm] PCIE GART of 256M enabled (table at 0x000000F400000000). > [32051.197629] [drm] UVD and UVD ENC initialized successfully. > [32051.297636] [drm] VCE initialized successfully. > [32051.304703] amdgpu 0000:2d:00.0: [drm] Cannot find any crtc or sizes > > This looks like a driver issue. Where should I report this problem?
I have upgraded kernel to latest stable from upstream (cp /boot/config-5.10.0-11-amd64 .config && make oldconfig && make deb-pkg), and the problem is gone. The above messages are still coming but there is no frequent blank screen.