[alsa-devel] [RFC] [PATCH 0/2] ASoC sound support forSMDK2440boards

Zoltan Devai zdevai at gmail.com
Wed May 30 17:30:18 CEST 2007


2007/5/29, Jose Henrique Spahn Torres <jose.torres at eldorado.org.br>:
> I used speaker-test as indicated above and the result is:
>
> pendrive $ ./speaker-test -r 44100
>
> speaker-test 1.0.11
>
> Playback device is default
> Stream parameters are 44100Hz, S16_LE, 1 channels
> Using 16 octaves of pink noise
> ALSA lib pcm.c:2146:(snd_pcm_open_noupdate) Unknown PCM default
> Playback open error: -2,No such file or directory
> ALSA lib pcm.c:2146:(snd_pcm_open_noupdate) Unknown PCM default
> Playback open error: -2,No such file or directory
> ALSA lib pcm.c:2146:(snd_pcm_open_noupdate) Unknown PCM default
> Playback open error: -2,No such file or directory
> ALSA lib pcm.c:2146:(snd_pcm_open_noupdate) Unknown PCM default
> Playback open error: -2,No such file or directory
> ALSA lib pcm.c:2146:(snd_pcm_open_noupdate) Unknown PCM default
> Playback open error: -2,No such file or directory
>
> I have also tried:
>
> /pendrive $ ./aplay -f cd 01-jack_johnson-times_like_these-rns.wav
> ALSA lib pcm.c:2146:(snd_pcm_open_noupdate) Unknown PCM default
> aplay: main:547: audio open error: No such file or directory
> /pendrive $
>
> so I don't know what is happening here.
> Does anyone have any idea?

You seem to have two problems:
1. Using OSS applications which try to set the sample rate to 8000Hz,
which is not supported by the hardware
2. A non-working ALSA installation, with some alsa-lib or device file
misconfiguration

Try to fix both...


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