Re: [PATCH net-deletions v2] net: remove unused ATM protocols and legacy ATM device drivers

David Woodhouse
2026-04-23T11:37:13Z

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On Thu, 2026-04-23 at 10:53 +0300, Andy Shevchenko wrote:
> On Wed, Apr 22, 2026 at 08:41:27PM -0600, Philip Prindeville wrote:
> > > On Apr 22, 2026, at 7:05 AM, David Woodhouse <dwmw2@infradead.org> wrote:
> > > On Tue, 2026-04-21 at 21:18 -0700, Jakub Kicinski wrote:
>
> ...
>
> > > >     I'm still deleting the solos driver, chances are nobody uses it.
> > > >     Easy enough to revert back in since core is still around.
> > > >     The guiding principle is to keep USB modems and delete
> > > >     the rest as USB ADSL2+ CPEs were most popular historically.
> > >
> > > Still not entirely convinced; I worked on both USB ATM modems and on
> > > Solos, and the Solos is both the most modern and the only one I still
> > > actually have. And the only one we have native support for that could
> > > ever do full 24Mb/s ADSL2+, I believe.
> > >
> > > If we drop it, OpenWrt will need to drop support for these, which I
> > > think were quite popular at the time; there were a few UK resellers:
> > > https://openwrt.org/toh/traverse/geos1_1
> > >
> > > I still don't actually care *enough* to try to find an ADSL line I
> > > could plug one into for testing though... :)
> >
> > I have 3 boards lying around if anyone wants them.
>
> The problem as I understand it is in one's willing to maintain and
> support that driver while doing regular testing...

Sure, but that's true of the usb-atm devices too, and I threw all of
*those* in the skip already. :)

I'll be more surprised if anyone is actively using one of those, than I
would be if someone is using Solos. *If* we are going to keep the USB
devices, I'd suggest it makes sense to keep Solos too.

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