Well this is my alsa_local.conf:
#blacklist snd_hda_codec_hdmi
#BEGIN
alias snd-card-0 snd-hda-intel
options snd-hda-intel id=VT82xx index=0
alias snd-card-1 snd-hda-intel
options snd-hda-intel id=HDMI index=1
#END
Reboot and now I am still mute, even the system recognize the sound as High
Definition Audio Controller Stereo Digital (HDMI)
aplay -L
default
Playback/recording through the PulseAudio sound server
pulse
Playback/recording through the PulseAudio sound server
hdmi:CARD=HDMI,DEV=0
HDA NVidia, HDMI 0
HDMI Audio Output
hdmi:CARD=HDMI,DEV=1
HDA NVidia, HDMI 0
HDMI Audio Output
hdmi:CARD=HDMI,DEV=2
HDA NVidia, HDMI 0
HDMI Audio Output
hdmi:CARD=HDMI,DEV=3
HDA NVidia, HDMI 0
HDMI Audio Output
aplay -l
**** List of PLAYBACK Hardware Devices ****
card 1: HDMI [HDA NVidia], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA NVidia], device 7: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA NVidia], device 8: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA NVidia], device 9: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
