Tonga PRO [Radeon R9 285/380] [1002:6939] blank screen
Tom St Denis
tom.stdenis at amd.com
Thu Oct 5 15:15:27 UTC 2017
A dmesg log for starters would help. Could be as simple as a firmware
file missing or being the wrong version.
On 05/10/17 10:45 AM, Steven Falco wrote:
> I have a Radeon R9 285/380 video card in a machine that is running Fedora 26. When I run with Fedora kernel version 4.11.11 the video card works properly, using the amdgpu kernel driver.
> However, once I upgrade to a newer kernel in the 4.12 or 4.13 series, my display goes blank during boot and stays that way. The monitor appears to be getting sync, because it doesn't go to sleep, however there is nothing visible on the screen.
> What information should I post to this list to help diagnose the problem?
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> amd-gfx at lists.freedesktop.org
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