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

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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".

Bye
-- 
Luca

------------------------------------------------------------------------------
Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day 
trial. Simplify your report design, integration and deployment - and focus on 
what you do best, core application coding. Discover what's new with
Crystal Reports now.  http://p.sf.net/sfu/bobj-july
_______________________________________________
Alsa-user mailing list
Alsa-user@xxxxxxxxxxxxxxxxxxxxx
https://lists.sourceforge.net/lists/listinfo/alsa-user

[Index of Archives]     [ALSA Devel]     [Linux Audio Users]     [Fedora Users]     [Fedora Desktop]     [Fedora SELinux]     [Big List of Linux Books]     [Yosemite News]     [Yosemite Photos]     [KDE Users]     [Fedora Tools]

  Powered by Linux