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Re: [Christmas] Both ALSA and OSS sound devices

by Jan Willies :: Rate this Message:

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Hi Nicolas,

Nicolas Boullis schrieb:
> On Sun, Jan 04, 2009 at 11:05:27AM +0100, Jan Willies wrote:
>> I could hear sound through the analog jack but not via optical back then.
>
> When we are successful with analog, it should not be too complex to
> switch to digital (but not optical) output...

Right, I meant digital output.

>> [jan@server modules]$ aplay -lL
>> aplay: device_list:217: no soundcards found...
>
> That certainly does not seem good; I'll see later how it works on my
> system (when I'm back home).

Ok, thanks.

>> [jan@server modules]$ LANG=C alsaplayer --verbose -o alsa -d plughw:0,0
>> bla.mp3
> (...)
>
> It looks very bad.

:/

> I would not recommend using plughw since it does not unswap the left and
> right channels, and also does not implement volume control.

It was recommended on the alsa list for reasons I didn't understand
anyway: http://thread.gmane.org/gmane.linux.alsa.devel/51290/focus=51291

>>> Hmmm... Also that's unreated to sound, this is an interesting
>>> information: it seems that your EEPROM chip did not acknowledge the i2c
>>> communication... :-/
>> It's not always that I get these NAK bailout messages.
>
> It might be kernel-version dependant... I'll chec this as well...

Hm maybe, but I rather meant that I don't get the message everytime I
load the module. Although most of the time.

I don't remember how it was on 2.6.27 and unfortunately my logs don't
reach that far back.


- jan

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