Cool, thanks! Il Dom 3 Gen 2021, 12:06 Mike Lothian <[email protected]> ha scritto:
> Hi > > You're probably best reporting the bug here: > > https://gitlab.freedesktop.org/drm/amd/-/issues > > Attach the output of dmesg from both Radeon and AMDGPU and the compositor > / Wayland logs (as you're not using X) > > Cheers > > Mike > > > > On Sun, 3 Jan 2021, 06:32 Davide Corrado, <[email protected]> wrote: > >> hello, I'd like to report this issue that I am having since I updated my >> display (samsung U28E590). The amdgpu does not support the native >> resolution of my new monitor, which is 3840x2160*.* Using a HDMI or DVI >> connection (I tried both, same results), the maximum supported refresh is >> 30Hz, so I'm stuck with that (don't have a displayport). The radeon module >> works fine, I'm having this issue just when I use amdgpu (which I'd like >> to, because performance is better). >> >> Some info of my hardware: >> >> cpu: AMD A10-7870K Radeon R7, 12 Compute Cores 4C+8G >> kernel version (I tried different ones and different linux distros, same >> results!): 5.9.16-200.fc33.x86_64 #1 SMP Mon Dec 21 14:08:22 UTC 2020 >> x86_64 x86_64 x86_64 GNU/Linux >> Monitor: Samsung U28E590. >> >> description: >> If I boot the system using amdgpu and no video mode selection, the system >> boots but I don't get a screen during boot and in wayland. I can connect >> using ssh, so the system is running fine, just no display; If I force a >> full HD resolution with "video:" in the kernel line, I can see the boot >> process but the screen disappears when wayland starts (because the default >> resolution is 3840x2160@30Hz). Using a full HD monitor results in no >> issues, so it must be related to this very 4k resolution. >> >> As I have already stated, radeon module works with the same >> software/hardware configuration. >> thanks you so much for your time :-) >> >> -- >> Davide Corrado >> UNIX Team Leader >> >> Via Abramo Lincoln, 25 >> 20129 Milano >> >> Tel +39 3474259950 >> _______________________________________________ >> amd-gfx mailing list >> [email protected] >> https://lists.freedesktop.org/mailman/listinfo/amd-gfx >> >
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