Re: [PATCH/RFC] drm: Remove unused Renesas SH Mobile DRM driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Laurent,

On Tue, Jan 22, 2019 at 4:07 AM Laurent Pinchart
<laurent.pinchart@xxxxxxxxxxxxxxxx> wrote:
> On Mon, Jan 21, 2019 at 11:18:26AM +0100, Daniel Vetter wrote:
> >  On Mon, Jan 21, 2019 at 11:03:44AM +0100, Geert Uytterhoeven wrote:
> > > On Mon, Jan 21, 2019 at 10:35 AM Daniel Vetter <daniel@xxxxxxxx> wrote:
> > >> On Fri, Jan 18, 2019 at 05:22:58PM +0100, Geert Uytterhoeven wrote:
> > >>> Since its incarnation in v3.7 almost 7 years ago, no users of the SH
> > >>> Mobile DRM driver have appeared.
> > >>>
> > >>> Hence remove the driver.  It can be resurrected from git history,
> > >>> if/when needed.
> > >>>
> > >>> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> > >>
> > >> I'd prefer removing the fbdev variant tbh ...
> > >
> > > I understand ;-)
> > >
> > > But sh_mobile_lcdc_fb is used on 5 legacy SuperH platforms, and 1 ARM
> > > platform. At least the latter is working fine.
> > >
> > >> Not sure why exactly the switch never happened.
> > >
> > > Me neither.  I^HGoogle can't even find posted patches of board integration.
> > >
> > > Note that both drivers lack DT support, which would be very desirable on
> > > ARM, as graphics is the single remaining working driver on the Atmark
> > > Techno Armadillo 800 EVA board not using DT.
> >
> >  Ah I wondered why the drm driver isn't just automatically picked up in
> >  today's neat world of DT (if you enable it in .config instead of the fbdev
> >  one). It's not even using DT yet :-/
>
> I'd prefer dropping the fbdev driver too, but that would require porting
> the SH boards to the DRM driver, and implement DT support for the ARM
> board. I don't think anyone is willing to invest time in this, so I'm
> fine dropping this driver as the boards are pretty much dead. I would,
> however, also drop the fbdev driver in that case.

I agree the SH boards are pretty much dead.

However, derivatives of the Armadillo-800 EVA board are still available[1],
and even received a product update last month[2].
A relative made it to the International Space Station in 2017[3].

[1] https://armadillo.atmark-techno.com/products
[2] https://armadillo.atmark-techno.com/armadillo-840
[3] https://lists.freedesktop.org/archives/gstreamer-devel/2017-July/064696.html

BTW, do you still have the prototype integration patches for the DRM driver,
presumably for SH-Mobile AP4?

Thanks!

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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



[Index of Archives]     [Linux Samsung SOC]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]

  Powered by Linux