[alsa-devel] Audio Driver Works In Ubuntu but Crash in Debian After 2nd Run

Clemens Ladisch clemens at ladisch.de
Tue Jun 16 09:50:14 CEST 2015


Azizul Hakim wrote:
> kernel: ALSA sound/core/pcm_lib.c:1910 playback write error (DMA or IRQ trouble?)

This message means that the playback position did not advance.

This typically indicates that your driver did not actually start the
DMA, or that interrupts do not arrive correctly, or that your .pointer
callback is buggy.


Regards,
Clemens



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