On Fri, 31 Dec 2021 15:34:35 +0100 Thomas Klausner <w...@netbsd.org> wrote:
> Any suggestions how I can force the xserver in 3840x2160 mode? > NOUVEAU(0): Printing DDC gathered Modelines: > NOUVEAU(0): Modeline "3840x2160"x0.0 533.25 3840 3888 3920 4000 2160 2163 > 2168 2222 +hsync -vsync (133.3 kHz eP) > NOUVEAU(0): HDMI max TMDS frequency 300000KHz Maybe the 4k mode is rejected due to too high pixel clock. 4k@60 should work on the DisplayPort if you have one of those cables. -Tobias