On Wed, Feb 6, 2019 at 3:28 PM Dan Espen <[email protected]> wrote:
>
> Ilia Mirkin <[email protected]> writes:
>
> > It would be useful to know how the screen is connected. Also please
> > grab the monitor's EDID from /sys/class/drm/cardN-connector/edid and
> > attach it here. It would also be interesting to get a boot with
> > "drm.debug=0x1e nouveau.debug=disp=trace" which has the modeswitch in
> > question.
>
> The screen is connected using the MDP port.
> I don't find any cardN-connector directory,
> the closest match is:
>
> /sys/class/drm/card0-DP-1/edid
N = 0
connector = DP-1
so looks like you found it.
I was actually looking for dmesg with those boot parameters, not the Xorg log.
Something to randomly try -- xrandr -s 640x480 -r 75 -- perhaps it'll
like that mode better. Also does 720x480 work better?
Looking at your EDID, you have:
Established timings supported:
720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
Standard timings supported:
1920x1080@60Hz 16:9
1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz
1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz
1280x800@60Hz 16:10
1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz
CTA extension block
Extension version: 3
25 bytes of CTA data
Video data block
...
VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz
VIC 2 720x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 27.000 MHz
VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
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