Re: HDMI sound output on hp 8530w laptop (nvidia quadro fx 770M)

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Hi.
On Thu, Nov 12, 2009 at 06:38:41PM +0100, Luca Olivetti wrote:
> En/na Luca Olivetti ha escrit:
> > En/na Luca Olivetti ha escrit:
> > 
> >> Yes, my card has an AD1984A codec, the available options are desktop 
> >> (default), laptop, mobile and thinkpad. Apart from thinkpad I tried all 
> >> the other options.
> > 
> > Correction: I didn't explicitly try "desktop", because I thought it was 
> > the default. Well, it isn't, and if I select desktop I get an iec958 
> > digital output channel, but I don't get any output from the speakers, 
> > only from the headphones.
> > I looked into patch_analog.c and in patch_ad1884a I see that my laptop 
> > is detected as AD1884A_LAPTOP and it initializes some hp specific 
> > procedure to toggle the output between the speakers and the headphones, 
> > but unfortunately it also disables the digital output.
> > For the time being I commented out the line
> > 
> >    spec->multiout.dig_out_nit = 0;
> > 
> > and now I have sound through the speakers and I have the iec958 channel 
> > available.
> > Later I'll try if using that channel produces sound on the tv.
> 
> Well, it was too good to be true.
> There's no sound on the tv with "aplay -D plug:iec958 a_wav_file".
> 

Did you try specifying the subdevice directly instead of the channel name?
>
> Bye
> -- 
> Luca
> 
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-- 
Igor

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