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Gentoo Forums :: View topic - Audio via HDMI [SOLVED]
https://forums.gentoo.org/viewtopic-t-894058-start-0.html
Now you need to load nVidia proprietary Xorg driver, in my experience nVidia HDMI audio cannot be enabled and used from CLI. My Gentoo installation notes. Please learn how to denote units correctly!
Gentoo Forums :: View topic - [solved] No HDMI sound with ...
https://forums.gentoo.org/viewtopic-p-8167754.html
Until 4.15 Kernel is available in official repositories, audio support for HDMI and DisplayPort will not be available, unless using 4.15 kernel. (...) Another way to get HDMI and DisplayPort audio is to install the AMDGPU PRO driver.
How to Troubleshoot Audio/Sound on Gentoo | by Marcos ...
https://medium.com/marcos-oliveira/how-to-troubleshoot-audio-sound-in-gentoo-3efd5bd8d628
Enable the following kernel options The lsmod command can be useful. If your system has more than 8 sound outputs (Each HDMI output on a GPU will count as one), the maximum number of sound cards...
NVIDIA Optimus and HDMI Output Configuration - Gentoo …
https://wiki.gentoo.org/wiki/NVIDIA_Optimus_and_HDMI_Output_Configuration
Get HDMI to work with laptops using the Optimus technology under Gentoo using Bumblebee and Synergy. The first step is to make sure x11-misc/bumblebee is installed: root # emerge --ask bumblebee. For further information about Bumblebee Project, visit The Bumblebee Project page or the Gentoo Wiki Bumblebee Page .
How to tell Pipewire to output to HDMI : Gentoo
https://www.reddit.com/r/Gentoo/comments/o9b0on/how_to_tell_pipewire_to_output_to_hdmi/
Currently Pipewire output to this device card 1: Generic [HD-Audio Generic], device 0: ALC1220 Analog [ALC1220 Analog]. I read some where that you can change the default sink for audio playback using pactl, but that's if I have pulseaudio installed right? I want to know how can I tell Pipewire to output to HDMI.
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