[alsa-devel] pointer callback question

Tim Blechmann tim at klingt.org
Sat Feb 28 13:48:14 CET 2009

> directly after returning 0 from the pointer callback, alsa requests a stop:
> [ 2825.559067] ->lx_pcm_trigger
> the timing seems to be fine (2.7 ms for 128 frames).
> any idea, why alsa wants to stop the transfer? am i missing something,
> like to i need to inform alsa, that the cyclic buffer wraps around?

hm, answering my own question ... moving card interaction from the
interrupt handler to a tasklet seems to solve the issue now ...

tim at klingt.org

I had nothing to offer anybody except my own confusion
  Jack Kerouac

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