status of echo staging driver?

[Greg KH]

On Fri, Jan 10, 2014 at 10:45:42AM +0800, Steve Underwood wrote:
> Hi Greg,
> 
> As David said, the echo cancellation module is widely used, and gives good
> service. We have had no reason to touch the code for a long time. The last
> thing I remember doing was to make a minor correction to filter gain, which
> avoided a distortion issue some people saw. That was in August 2008. I
> haven't heard any reports of problems since then.
> 
> Regards,
> Steve
> 
> On 01/10/2014 06:39 AM, David Rowe wrote:
> >Hi Greg,
> >
> >Development as been completed, and AFAIK it works just fine for many
> >people.  Is there anything that needs to be done from your side to get
> >it merged into the kernel?  Apologies if I'm missing something in the
> >development process.

What modules use this code, as it's really only a library.  Is it
out-of-tree drivers?

thanks,

greg k-h