Re: [PATCH 1/3] kci-gitlab: Introducing GitLab-CI Pipeline for Kernel Testing

Geert Uytterhoeven <[email protected]>
Newsgroups dev.linux.lists.kernelci,org.freedesktop.lists.dri-devel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-kselftest,org.kernel.vger.workflows
Message-ID <CAMuHMdV2HkYjowOZBgSZQ3N01UeUTnyv5kjx-82C9YJ+dsgsxQ@mail.gmail.com>
Hi Maxime,

On Mon, Mar 4, 2024 at 11:20 AM Maxime Ripard <[email protected]> wrote:
> On Mon, Mar 04, 2024 at 11:07:22AM +0100, Geert Uytterhoeven wrote:
> > On Mon, Mar 4, 2024 at 10:15 AM Maxime Ripard <[email protected]> wrote:
> > > On Mon, Mar 04, 2024 at 09:12:38AM +0100, Geert Uytterhoeven wrote:
> > > > On Sun, Mar 3, 2024 at 10:30 AM Geert Uytterhoeven <[email protected]> wrote:
> > > > ERROR: modpost: "__udivdi3" [drivers/gpu/drm/sun4i/sun4i-drm-hdmi.ko] undefined!
> > > > make[3]: *** [scripts/Makefile.modpost:145: Module.symvers] Error 1
> > > > make[2]: *** [Makefile:1871: modpost] Error 2
> > > > make[1]: *** [Makefile:240: __sub-make] Error 2
> > > > make: *** [Makefile:240: __sub-make] Error 2
> > > >
> > > > No warnings found in log.
> > > > ------------------------------------------------------------------->8---
> > >
> > > The driver is meant for a controller featured in an SoC with a Cortex-A8
> > > ARM CPU and less than a GiB/s memory bandwidth.
> >
> > Good, so the hardware cannot possibly need 64-bit pixel clock values ;-)
>
> This is an early patch to convert that function into a framework hook
> implementation. HDMI 2.1 has a max TMDS character rate of slightly less
> than 6GHz, so larger than 2^32 - 1.
>
> So yes, this driver doesn't need to. The framework does however.

That's gonna be interesting, as the Common Clock Framework does not
support 64-bit clock rates on 32-bit platforms yet...

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.