[alsa-devel] [PATCH v2] ASoC: wm8962: Let CODEC driver enable and disable its own MCLK

[Nicolin Chen]

On Tue, Jul 29, 2014 at 10:52:03AM +0100, Mark Brown wrote:
> On Tue, Jul 29, 2014 at 10:55:19AM +0800, Nicolin Chen wrote:
> > On Mon, Jul 28, 2014 at 03:19:43PM -0300, Fabio Estevam wrote:
> 
> > > >> +     pdata->mclk = devm_clk_get(&i2c->dev, NULL);
> 
> > > > This is broken for deferred probe.
> 
> > Sorry. I don't get why deferred probe would be broken by this.
> > And I just took a test by adding this:
> 
> I don't see the code that actually pays attention to the return value
> from devm_clk_get() - in the main probe function the code just treats
> all errors as a missing MCLK.

Just checked the clk_get() code and got the point.

I will add a check to it and return for EPROBE_DEFER.

Thank you,
Nicolin