Pharaoh . wrote: > ... > It waits here for sometime and then I get > snd_omap_alsa_trigger starte error: Input/output error The ALSA framework will stop the stream and return the error code EIO when there was no interrupt for ten seconds, i.e., when snd_pcm_period_elapsed() was not called. Either s->active got corrupted, or your interrupt handler never got called. BTW: snd_pcm_period_elapsed() can stop the stream in some situations, so you should move this call to the end of the interrupt handler, or check s->active again after calling it. HTH Clemens _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel