Hi
I run example on the board(omap3530)--audio
run minimal_capture error display"read from audio interface failed(Input/Output error)" ,
Then i first run minimal_playback ok, Once again run minimal_capture ok.
run serveral times minimal_capture, Once Again appear the same error.
why?
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# ls
minimal_capture minimal_playback
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_playback
snd_pcm_writei successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
snd_pcm_readi successful
root@Succway:/var/volatile/tmp/capture/analog/audio/bin# minimal_capture
read from audio interface failed (Input/output error)
root@Succway:/var/volatile/tmp/capture/analog/audio/bin#
