Originally Posted by Stephen Warren
Ah, you have this in xorg.conf:
Option "UseEDID" "FALSE"
This prevents the display driver from reading the EDID, which in turn prevents it from knowing that the monitor is capable of receiving audio, which in turn prevents it from sending audio infoframes, which prevents the monitor from knowing that audio is being sent. That's why it's not working.
I have that option set because I am using a custom resolution. See the attached xorg.conf file.
My plasma has significant overscan so in order for the 1920x1080 resolution to work I have to work around the EDID info.
How can I force the audio infoframes to be sent?