linux-kernel - Re: [PATCH v1 0/4] fbtft: Unorphan the driver for maintenance

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Date:   Wed, 26 Jan 2022 12:38:11 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Helge Deller <deller@....de>
Cc:     Javier Martinez Canillas <javierm@...hat.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Andy Shevchenko <andy@...nel.org>, linux-fbdev@...r.kernel.org,
        Michael Hennerich <michael.hennerich@...log.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        Phillip Potter <phil@...lpotter.co.uk>,
        Carlis <zhangxuezhi1@...ong.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Lee Jones <lee.jones@...aro.org>,
        Heiner Kallweit <hkallweit1@...il.com>
Subject: Re: [PATCH v1 0/4] fbtft: Unorphan the driver for maintenance

On Wed, Jan 26, 2022 at 12:31:21PM +0100, Helge Deller wrote:
> On 1/26/22 12:18, Javier Martinez Canillas wrote:
> > On 1/26/22 11:59, Helge Deller wrote:
> >> On 1/26/22 11:02, Andy Shevchenko wrote:
> >
> > [snip]
> >
> >>> P.S. For the record, I will personally NAK any attempts to remove that
> >>> driver from the kernel. And this is another point why it's better not
> >>> to be under the staging.
> >>
> >> I agree. Same as for me to NAK the disabling of fbcon's acceleration
> >> features or even attempting to remove fbdev altogether (unless all
> >> relevant drivers are ported to DRM).
> >>
> >
> > But that will never happen if we keep moving the goal post.
> >
> > At some point new fbdev drivers should not be added anymore, otherwise
> > the number of existing drivers that need conversion will keep growing.
> 
> Good point, and yes you are right!
> 
> I think the rule should be something like:
> 
> New graphics devices (e.g. max. 3 years old from now) usually are
> capable to be ported to DRM.
> For those graphics cards we should put a hard stop and not include them
> as new driver into the fbdev framework. Inclusion for those will only
> happen as DRM driver.

We made this rule 6 years ago already.

thanks,

greg k-h