On Wed, May 28, 2008 at 11:17 AM, Norbert van Bolhuis <nvbolhuis@xxxxxxxxxxxx> wrote: > probably this question is asked many times. > > Anyway, I hope the experts are willing to help me here. > I simply don't know how to avoid the DMA overrun that I'm facing > when playing a tone. Not calling snd_pcm_period_elapsed at the right time would cause the behavior you see. This function wakes up any apps that are waiting to send data to the sound device. Where can I find the source code for your driver? Lee _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel