[fritsch]

14:25:22 19.869953 T:139769230723136 NOTICE: Enumerated ALSA devices:
14:25:22 19.870098 T:139769230723136 NOTICE: Device 1
14:25:22 19.870855 T:139769230723136 NOTICE: m_deviceName : default
14:25:22 19.870960 T:139769230723136 NOTICE: m_displayName : Default (IntelHDMI IntelHDMI)
14:25:22 19.871050 T:139769230723136 NOTICE: m_displayNameExtra:
14:25:22 19.871140 T:139769230723136 NOTICE: m_deviceType : AE_DEVTYPE_PCM
14:25:22 19.871223 T:139769230723136 NOTICE: m_channels : FL,FR,BL,BR,FC,LFE,SL,SR
14:25:22 19.871313 T:139769230723136 NOTICE: m_sampleRates : 32000,44100,48000,88200,96000,176400,192000
14:25:22 19.871401 T:139769230723136 NOTICE: m_dataFormats : AE_FMT_S24NE4
14:25:22 19.871489 T:139769230723136 NOTICE: m_streamTypes : No passthrough capabilities

PT on that hardware never worked and won't likely work as it only supports AE_FMT_S24NE4 output format natively. Btw. that you even have audio at all just works as milhouse picks WIP patches nowhere near mainline.