[Asterisk-Dev] bluetooth audio driver interaction

[Holger Schurig]

> We're currently trying to decide how to tell an audio client (such as
> asterisk) that the bluetooth headset is connecting to the host or allow
> the audio client to notify the driver that it needs to bring up the
> headset connection (such as for an incoming call).

Use existing mechanism, e.g. hotplug or dbus.

http://linux-hotplug.sourceforge.net/
http://www.freedesktop.org/Software/dbus (not sure if this is already in 
the kernel)

Maybe file change notifications are possible as well.