[maemo-users] fm radio

From: Igor Stoppa igor.stoppa at nokia.com
Date: Thu Jan 10 12:00:57 EET 2008
On Thu, 2008-01-10 at 11:56 +0200, ext Kalle Valo wrote:
> "ext Andrew Flegg" <andrew at bleb.org> writes:
> >> Interesting. Is there an API that an application can detect if a headset
> >> is connected or not?
> >
> > There must be some software mechanism because the switch to headphone
> > output for audio is controlled in software, rather than hardware.
> >
> > This can be seen by the fact that the FM radio application allows
> > audio to be output through the speakers when a pair of headphones is
> > acting as aerial.
> Just what I was thinking. My first guess would be that there's a GPIO
> for this. Anyone interested should check the kernel sources. And with
> luck there's already a sysfs interface.
> Disclaimer: I know nothing about this, this is purely guessing. And
> right now I don't have time to check this.

It's gpio and iirc there's a kernel event being sent.
But I have to use the same disclaimer that Kalle wrote.

Cheers, Igor

Igor Stoppa <igor.stoppa at nokia.com>
(Nokia Multimedia - CP - OSSO / Helsinki, Finland)

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