It just happened again, updated Bookworm, rebooted - hdmi sound gone.
In dmesg noticed:
Power off and on Pi - sound returns.
Code:
pi@raspberrypi:~ $ raspinfo | grep 'Sink\|Source'Default Sink: auto_nullDefault Source: auto_null.monitor
Code:
[ 6.514018] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22
Statistics: Posted by rpiMike — Mon Apr 29, 2024 8:44 am