[mythtv-users] Audio on HDMI - Need more suggestions

[Jurgen Kramer]

On Thu, 2010-07-22 at 23:03 -0400, Don Brett wrote:
> I have a new installation of MythDora-12, works pretty well, but I 
> haven't gotten audio onto the HDMI wire yet.  The PC has an Asus 
> motherboard with nvidia built-in sound, the video board is an 
> nvidia-220.  I followed this tutorial (which is pretty good):
> 
> http://wiki.xbmc.org/?title=HOW-TO_set_up_HDMI_audio_on_nVidia_GeForce_G210%2C_GT220%2C_or_GT240
> 
> It looks like everything is right, but still no sound on the HDMI 
> connection.  So far:
> 
> - built and installed alsa-driver from source
> - added "enable_msi=0 probe_mask=0xffff,0xfff2" to 
> /etc/modprobe.d/dist-alsa.conf
> - created this "/etc/pulse/default.pa", and put "load-module 
> module-alsa-sink device=hw:0,3" into it
> - unmuted the s/pdif device with alsamixer
> - added user mythtv to the audio group
> - changed mythtv "audio output device" to ALSA:plughw:0,3
> - sound works through the regular speakers
> - this test runs "speaker-test -c6 -twav -Dplughw:0,3", but nothing 
> comes out of the speakers
> 
> 
> Anyone have a suggestion on what to try next?  By the way, is 
> pulse-audio needed for this...everyone seems to talk about it, but the 
> tutorial barely mentions it.
> 
> 
> PS - ...and I got this from aplay -l
> 
> [mythtv at vanson ~]$ aplay -l
> **** List of PLAYBACK Hardware Devices ****
> card 0: NVidia [HDA NVidia], device 0: ALC883 Analog [ALC883 Analog]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> card 0: NVidia [HDA NVidia], device 1: ALC883 Digital [ALC883 Digital]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> card 0: NVidia [HDA NVidia], device 3: NVIDIA HDMI [NVIDIA HDMI]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> [mythtv at vanson ~]$
> 
Can you try without "probe_mask=0xffff,0xfff2" and see if maybe another
device like 0,5, 0,7, 0,8 (or whichever devices will appear) will be the
actual device you need? On my GT220 I need to use 0,7 (In my case it's
1,7 because the onboard audio is device 0).