[alsa-devel] [PATCH] ASoC: fsl_sai: Add isr to deal with error flag

[Nicolin Chen]

On Thu, Mar 27, 2014 at 01:14:24AM +0000, Mark Brown wrote:
> On Wed, Mar 26, 2014 at 11:59:53AM +0000, David Laight wrote:
> > From: Nicolin Chen
> 
> > > +	regmap_read(sai->regmap, FSL_SAI_TCSR, &xcsr);
> > > +	regmap_write(sai->regmap, FSL_SAI_TCSR, xcsr);
> 
> > Assuming these are 'write to clear' bits, you might want
> > to make the write (above) and all the traces (below)
> > conditional on the value being non-zero.
> 
> The trace is already conditional?  I'd also expect to see the driver
> only acknowledging sources it knows about and only reporting that the
> interrupt was handled if it saw one of them - right now all interrupts
> are unconditionally acknowleged.

Will revise it based on the comments from both of you.

Thank you.


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