Hello!
So I get no audio over HDMI, not only that, apparently I can’t get any HDMI audio output to show. I followed this guide but didn’t make any difference HDMI Audio on NVIDIA GPUs
Kernel 4.12.13 (tried with 4.13, made no difference)
nvidia driver 384.69
################
aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC255 Analog [ALC255 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
################
lspci | grep -i audio
00:1f.3 Audio device: Intel Corporation Device a171 (rev 31)
################
aplay -L
null
Discard all samples (playback) or generate zero samples (capture)
pulse
PulseAudio Sound Server
default
Default ALSA Output (currently PulseAudio Sound Server)
sysdefault:CARD=PCH
HDA Intel PCH, ALC255 Analog
Default Audio Device
front:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
Front speakers
surround21:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
2.1 Surround output to Front and Subwoofer speakers
surround40:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=PCH,DEV=0
HDA Intel PCH, ALC255 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
################
I’m loading snd_hda_codec_hdmi as suggested in your article, that didn’t make a difference:
lsmod | grep hdmi
snd_hda_codec_hdmi 49152 0
snd_hda_codec 106496 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hda_core 65536 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_pcm 86016 4 snd_hda_intel,snd_hda_codec,snd_hda_core,snd_hda_codec_hdmi
snd 69632 20 snd_hda_intel,snd_hwdep,snd_hda_codec,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek,snd_pcm
nvidia-bug-report.log.gz (121 KB)