only audio with batocera v31 but no audio on HDMI (Chuwi Larkbox pro) on v32,v33 and v34 + support files · Issue #6263 · batocera-linux/batocera.linux · GitHub
vc4-hdmi device: "no controls" in alsamixer until sound is played · Issue #3953 · raspberrypi/linux · GitHub
![Solved] How do I use HDMI sound on Nvidia (Kepler) card with alsa? / Multimedia and Games / Arch Linux Forums Solved] How do I use HDMI sound on Nvidia (Kepler) card with alsa? / Multimedia and Games / Arch Linux Forums](http://i.imgur.com/Sq2aY6H.png)