Re: [PATCH 0/2] Allow disabling all native fbdev drivers and only keeping DRM emulation

Andy Shevchenko
2023-06-30T17:42:46Z

On Fri, Jun 30, 2023 at 07:38:01PM +0200, Javier Martinez Canillas wrote:
> Andy Shevchenko <andriy.shevchenko@linux.intel.com> writes:
> > On Fri, Jun 30, 2023 at 12:51:02AM +0200, Javier Martinez Canillas wrote:
> >> This patch series splits the fbdev core support in two different Kconfig
> >> symbols: FB and FB_CORE. The motivation for this is to allow CONFIG_FB to
> >> be disabled, while still having the the core fbdev support needed for the
> >> CONFIG_DRM_FBDEV_EMULATION to be enabled. The motivation is automatically
> >> disabling all fbdev drivers instead of having to be disabled individually.
> >>
> >> The reason for doing this is that now with simpledrm, there's no need for
> >> the legacy fbdev (e.g: efifb or vesafb) drivers anymore and many distros
> >
> > How does simpledrm works with earlycon=efi?
> >
>
> simpledrm isn't for earlycon. For that you use a different driver (i.e:
> drivers/firmware/efi/earlycon.c). I'm just talking about fbdev drivers
> here that could be replaced by simpledrm.

So, efifb can't be replaced. Please, fix your cover letter to reduce false
impression of the scope of usage of the simpledrm.

--
With Best Regards,
Andy Shevchenko