[Nouveau] Monitor with corrupted EDID

Flavio Castelli flavio at castelli.me
Fri Feb 8 00:23:56 PST 2013


On 02/07/2013 08:37 PM, mwesten wrote:
> I recently used a DOS program called ddcw.exe to fix the corrupted EDID
> on one of my monitors.

I already tried to write the good EDID into the monitor but I failed. I 
also tried to do that using i2cset with the same result. I suspect the 
EEPROM is write protected...

I'll give a shot to this program.

> If that doesn't work, the drm_kms_helper module in newer kernels should
> have a parameter to get around the problem.
>
> See https://www.osadl.org/Single-View.111+M50eaf2f2c66.0.html

That's working!

My monitor now is powered and I can use it.

There's only one minor issue: the nouveau module keeps complaining about 
the wrong EDID received by this monitor. Is there a way to tell the 
driver to stop probing the monitor?

Thanks a lot for the help

Flavio



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