[mythtv-users] hdmi audio nvidia gt220 lucid 0.25

Nick Rout nick.rout at gmail.com
Sun Nov 4 02:26:21 UTC 2012


On Sun, Nov 4, 2012 at 3:20 PM, Nick Rout <nick.rout at gmail.com> wrote:

>
>
>
> On Sat, Nov 3, 2012 at 7:31 AM, HP-mini <blm-ubunet at slingshot.co.nz>wrote:
>
>> On Fri, 2012-11-02 at 09:07 +0100, Andre wrote:
>> > On 2 Nov 2012, at 08:59, Nick Rout wrote:
>> >
>> > > I have an nvidia gt220 card in a lucid machine running 0.25 fixes via
>> mythtv repos.
>> > >
>> > > I can't get hdmi audio to work.
>> > >
>> > > The following data points seem relevant:
>> > >
>> > > kernel 2.6.32-44-generic
>> > > cat /proc/asound/version - 1.0.21 (suspect a problem here)
>> >
>> > Yes, you need 1.0.24 (maybe .23) at least
>> >
>> > There are ppa's around for this.
>> >
>>
>> > > nvidia drivers are 195.36.24
>> >
>> > You may need newer nvidia drivers too, my gt220 under lucid certainly
>> had much newer drivers but this was all a while ago.
>> >
>> >
>> > > *get a newer alsa version via some ppa or other (if so which one)
>> > >
>> > > *ditch the current os and install 12.04 (which is probably future
>> proofing as I will want to move to 0.26 and beyond soon anyway, but I'll
>> only do it now if it will fix this right now).
>> >
>> > The GT220 HDMI works straight off with 12.04 I have a 12.04 machine
>> with GT220 and HDMI worked straight away with nvidia-current drivers (even
>> the Ubuntu packaged ones).
>> >
>> > Andre
>> >
>>
>> There is iQuik audio ppa for lucid that updates the alsa user space to
>> 1.0.24.
>>
>> There is an alsa backports kernel module 1.0.23
>>
>> In proposed lucid:-
>> linux-backports-modules-alsa-lucid-generic
>>
>>
> That gets you the 1.0.23 drivers but you are still on the 1.0.21
> alsa-utils - in short, some new devices appeared in /proc/asound/NVidia,
> but still no cake in mythtv nor in xbmc.
>
>
>> I would try the backports module first (1.0.23), the iquik ppa was
>> recommended for getting HDMI audio working etc..
>>
>>
>>
>
> Enabling that repo and update/upgrade got me four new packages (alsa-base,
> libasound2, alsa-utils and linux-sound-base) and now all is working in both
> mythtv and xbmc.
>
> For those searching this at a later date, myth's AudioOutputDevice is now
> set to ALSA:hdmi:CARD=NVidia,DEV=1 and XBMC is set to Custom with the
> custom device specified as hdmi:CARD=NVidia,DEV=1
>
>
Oh and I forgot to say thanks to those that responded. Cheers.
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