Re: [PATCH RFC ] usb: gadget: audio-video-hid functions and composite gadget

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On Tue, Apr 27, 2010 at 06:25:49PM +0200, Robert Lukassen wrote:
> > > >Is this so that a host can use a device as a video output device?
> > > >Like the display-link devices?  If so, very nice, I don't think we 
> > > >have a driver for this yet, care to split it out so we can queue it
> 
> > > >up?
> > > 
> > > No, this does not (yet) support video out. It should not be that 
> > > difficult to change this, I believe the UVC (host) stuff already 
> > > supports Bulk video out. It would be pretty cool indeed.
> > 
> > What does this support then?  I'm confused as to what it is for.
> 
> It supports video-in (i.e. video data from the device to the host). The
> device would be the equivalent of a 'camera'. The contents of a
> double-buffered framebuffer is streamed over to the host, which sees
> the device as a kind of webcam.

Ok, sorry, I got confused there.

This sounds like a useful gadget device to have, care to split it out
and submit a patch just for it?

thanks,

greg k-h
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