[alsa-devel] [PATCH V5 1/3] ASoC: Alchemy AC97C/I2SC audio support

[Mark Brown]

On Tue, Jul 26, 2011 at 04:43:16PM +0200, Manuel Lauss wrote:
> On Tue, Jul 26, 2011 at 4:31 PM, Mark Brown

> >> +     case (~DMA_D0 & ~DMA_D1):
> >> +             pr_debug("DMA %d empty irq.\n", stream->dma);

> > This case should return IRQ_NONE really since it didn't handle an
> > interrupt...

> If that last case ever happens the DMA engine is broken, as it shouldn't
> issue interrupts when no transfer is in progress.  The errata sheets don't
> mention anything (yet).

In that case this should be an error rather than debug level print and
I'd say the IRQ_NONE thing definitely applies.
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