Re: [PATCH v7 0/7] usb: gadget: uvc: use configfs entries for negotiation and v4l2 VIDIOCS

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On Thu, Apr 07, 2022 at 09:53:50PM +0200, Michael Grzeschik wrote:
> On Tue, Mar 15, 2022 at 03:33:49PM +0100, Michael Grzeschik wrote:
> > This series improves the uvc video gadget by parsing the configfs
> > entries. With the configfs data, the driver now is able to negotiate the
> > format with the usb host in the kernel and also exports the supported
> > frames/formats/intervals via the v4l2 VIDIOC interface.
> > 
> > The uvc userspace stack is also under development. One example is an generic
> > v4l2uvcsink gstreamer elemnt, which is currently under discussion. [1]
> > 
> > [1] https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1304
> > 
> > With the libusbgx library [1] used by the gadget-tool [2] it is now also
> > possible to fully describe the configfs layout of the uvc gadget with scheme
> > files.
> > 
> > [2] https://github.com/linux-usb-gadgets/libusbgx/pull/61/commits/53231c76f9d512f59fdc23b65cd5c46b7fb09eb4
> > 
> > [3] https://github.com/linux-usb-gadgets/gt/tree/master/examples/systemd
> > 
> > The bigger picture of these patches is to provide a more versatile interface to
> > the uvc gadget. The goal is to simply start a uvc-gadget with the following
> > commands:
> > 
> > $ gt load uvc.scheme
> > $ gst-launch v4l2src ! v4l2uvcsink
> 
> Cc: linux-media@xxxxxxxxxxxxxxx

That does not actually get the full set of patches sent to the list :(

Please resend the whole series.

thanks,

greg k-h



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