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

Liam Girdwood liam.r.girdwood at linux.intel.com
Wed Jun 17 11:05:34 CEST 2015


+ Peter for Beaglebone

On Wed, 2015-06-17 at 10:01 +0200, Clemens Ladisch wrote:
> Azizul Hakim wrote:
> > Driver didn't start the DMA: Not sure how to track on this point. Any suggestion?
> > Interrupt do not arrive correctly: Is this the hardware issue or ALSA issue?
> 
> These would imply that some your driver, or some code used by your driver,
> did not configure the DMA/interrupt correctly.

On beaglebone it may also be that the McBSP port clocking is not
configured correctly.

Liam



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