1. Download the ODROID-HDMI.conf alsa configuration file
$ sudo wget https://git.io/vi7df -O /usr/share/alsa/cards/ODROID-HDMI.conf
2. Run Kodi with AE_SINK=ALSA on the terminal
$ AE_SINK=ALSA kodi
or Modify Kodi desktop launcher file(@Jojo's guide). (Exec=kodi → Exec=bash -c 'AE_SINK=ALSA kodi')
[Desktop Entry] Version=1.0 Name=Kodi media center GenericName=Media center Comment=Manage and view your media Exec=bash -c 'AE_SINK=ALSA kodi' Icon=kodi Terminal=false Type=Application Categories=AudioVideo;Video;Player;TV; Actions=Fullscreen;Standalone; [Desktop Action Fullscreen] Name=Open in fullscreen Exec=kodi -fs OnlyShowIn=Unity; [Desktop Action Standalone] Name=Open in standalone mode Exec=kodi --standalone OnlyShowIn=Unity;
3. Enable HDMI passthrough feature in Kodi