[ANNOUNCE] udlfb 0.2.3 and xf86-video-displaylink 0.3

Greg KH greg at kroah.com
Wed Jun 10 20:12:58 PDT 2009


On Wed, Jun 10, 2009 at 05:00:07PM +0200, Roberto De Ioris wrote:
> I am pleases to announce a new release of udlfb, the displaylink
> linux framebuffer kernel module and of xf86-video-displaylink, the
> relative xorg video driver.
> 
> The all-in-one package can be downloaded from:
> 
> http://projects.unbit.it/downloads/udlfb-0.2.3_and_xf86-video-displaylink-0.3.tar.gz
> 
> These releases are officially sponsored by Unbit (http://unbit.it) and
> special thanks go to Marvell (http://www.marvell.com/) for donating an
> amazing Sheevaplug to test development on embedded devices.
> 
> *** Changes in udlfb 0.2.3 ***
> 
> - new ioctl (0xAD) to get edid data from device
> - fallback mode (to 1280x1024) for monitor with unsupported resolutions

Wonderful, do you want me to merge these changes into the -staging
driver that I'm about to send to Linus for the .31 kernel merge?

> *** Changes in xf86-video-displaylink 0.3 ***
> 
> - no more shadow framebuffer, the backing buffer of the framebuffer
> kernel module is used for the same scope (saving a lot of precious ram)
> - preliminary RandR support, all supported video modes are reported.
> - dirty fix for the annoying "Cannot run in framebuffer mode." bug. Now
> it is possibile to use displaylink devices with the other gfx card in
> the system (in zaphod mode). In the README there is an example
> configuration for three displaylink devices and one intel card (tested
> on an eeeBox and a MacBook).

Very cool stuff.

> Now i will focus on patching the intel driver to add a virtual crtc for
> every displaylink device in the system. This will allow to use the GPU
> to draw (maybe accelerated) contents and send the output via the usb,
> and to use a single big screen (the old Xinerama/MergedFB way).

That's going to be the exciting thing to see have happen.

Thanks so much for doing this work, it is much appreciated.

greg k-h


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