[alsa-devel] WM8731 using I2S on omap3 McBSP2 issues

Mark Brown broonie at opensource.wolfsonmicro.com
Fri Sep 25 07:53:44 CEST 2009

On Thu, Sep 24, 2009 at 03:37:28PM -0700, Rick Bronson wrote:

>   Also noticed that the beagleboard is getting DMA interrupts when I
> "aplay":

> cat /proc/interrupts | grep DMA

>  12:       4646        INTC  DMA   

That's just the same symptom - the I/O error that aplay reports is a
lack of interrupts reporting that audio is moving through the system.

>   but I'm not.  As I mentioned, I'm at "2.6.29-rc3-omap1", anyone
> think there is a problem with pcm DMA's in that version?

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