Re: RPI4 8G with UEFI for Pi: How to enable VC4?

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On Fri, Jan 22, 2021 at 7:51 PM Stefan Wahren <stefan.wahren@xxxxxxxx> wrote:
> Am 15.01.21 um 20:21 schrieb Peter Robinson:
> >
> > The RPi4 has changed this up some and the 3D render unit is now driven
> > by the v3d component and associated driver, and the display engine and
> > bridges such as HDMI are driven by the vc4 component.
> >
> > The vc4 work landed upstream in 5.10 but the v3d components haven't as
> > yet, so there is potentially the possibility to have some improvements
> > there but I'm not sure how much of it actually works and if all of it
> > is there from the vc4 side and if not what is missing. I've briefly
> > looked but I've not had time to debug it as yet because as far as I'm
> > concerned accelerated graphics on the rpi4 is unsupported in F-33 and
> > is still under consideration for F-34.
> >
> The upstream v3d driver isn't ready for bcm2711 yet. In order to support
> Nicolas (current RPi-kernel maintainer), i send some minor patches to
> the kernel mailing list [1] during the holidays, which have been
> accepted. But there is more work to do like adapting the bcm2835-power
> driver for bcm2711 (incl. v3d support).

Thanks for the update Stefan, that's useful.

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