[alsa-devel] [RFC PATCH 8/9] soundwire: intel: remove platform devices and provide new interface
Greg KH
gregkh at linuxfoundation.org
Wed Sep 18 14:06:29 CEST 2019
On Tue, Sep 17, 2019 at 09:29:52AM -0500, Pierre-Louis Bossart wrote:
> On 9/17/19 12:55 AM, Greg KH wrote:
> > On Mon, Sep 16, 2019 at 04:23:41PM -0500, Pierre-Louis Bossart wrote:
> > > +/**
> > > + * sdw_intel_probe() - SoundWire Intel probe routine
> > > + * @parent_handle: ACPI parent handle
> > > + * @res: resource data
> > > + *
> > > + * This creates SoundWire Master and Slave devices below the controller.
> > > + * All the information necessary is stored in the context, and the res
> > > + * argument pointer can be freed after this step.
> > > + */
> > > +struct sdw_intel_ctx
> > > +*sdw_intel_probe(struct sdw_intel_res *res)
> > > +{
> > > + return sdw_intel_probe_controller(res);
> > > +}
> > > +EXPORT_SYMBOL(sdw_intel_probe);
> > > +
> > > +/**
> > > + * sdw_intel_startup() - SoundWire Intel startup
> > > + * @ctx: SoundWire context allocated in the probe
> > > + *
> > > + */
> > > +int sdw_intel_startup(struct sdw_intel_ctx *ctx)
> > > +{
> > > + return sdw_intel_startup_controller(ctx);
> > > +}
> > > +EXPORT_SYMBOL(sdw_intel_startup);
> >
> > Why are you exporting these functions if no one calls them?
>
> They are used in the next series, see '[RFC PATCH 04/12] ASoC: SOF: Intel:
> add SoundWire configuration interface'
That wasn't obvious :)
Also, why not EXPORT_SYMBOL_GPL()? :)
thanks,
greg k-h
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