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linux - ALSA doesn't play on HDMI - Unix & Linux Stack ...
https://unix.stackexchange.com/questions/308318/alsa-doesnt-play-on-hdmi
linux - ALSA doesn't play on HDMI - Unix & Linux Stack Exchange ALSA doesn't play on HDMI Ask Question Asked 5 years, 4 months ago Active 3 months ago Viewed 2k times 2 I have Ubuntu 14.04.3 with kernel 3.16.0-48 installed on mini-PC Gigabyte GB-BXBT-2807. The chipset also integrates audio controller Realtek ALC283.
ALSA will not detect HDMI audio device - Arch Linux
https://bbs.archlinux.org/viewtopic.php?id=262618
Re: ALSA will not detect HDMI audio device. Which device the actual sound producing one is depends on the port you plugged your HDMI into. See for a suggestion for identifying this no clue if or how this would map to AMD. A surefire albeit tedious way would be to try and identify the correct device, either use the hdmi pcms (as exposed by aplay ...
No sound over HDMI with ALSA - LinuxQuestions.org
https://www.linuxquestions.org/questions/debian-26/no-sound-over-hdmi-with-alsa-4175509769/
Make sure that your audio isn't muted under your normal user. In terminal, open up alsamixer, hit F6 to select your HDMI device, and make sure nothing is "MM" (hit M to change). You can use aplay to see which device will output your audio over HDMI. Code: aplay -c2 -D plughw:1,7 /usr/share/sounds/alsa/Front_Center.wav.
Xilinx ALSA HDMI Audio driver - Xilinx Wiki - Confluence
https://xilinx-wiki.atlassian.net/wiki/spaces/A/pages/18842519/Xilinx+ALSA+HDMI+Audio+driver
The driver role is to let audio stream in and out of HDMI Tx and Rx modules respectively. Additionally, an Audio Clock Recovery block is programmed with ‘N’ and ‘CTS’ values using playback audio parameters in case of playback pipeline. User has a provision to enable/disable HDMI audio from HDMI video drivers. If HDMI Tx/Rx device tree node has …
alsa - HDMI sound config in Ubuntu 18.04 - Ask Ubuntu
https://askubuntu.com/questions/1032836/hdmi-sound-config-in-ubuntu-18-04
The answer here: Ubuntu 16.04 HDMI Audio Not working, speaker-test works still works for me. I use a Zotac (not cherry) running 18.04 and had the same issue. No HDMI sound, but speaker-test (as your example) did gave me the noise. So as mentioned in the answer (in link) edit /etc/pulse/default.pa with the two lines.
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