From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Helge Deller <deller@gmx.de>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>,
Arnd Bergmann <arnd@arndb.de>,
"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
Al Viro <viro@zeniv.linux.org.uk>,
linux-parisc@vger.kernel.org, linux-input@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Input: hp_sdc_rtc - remove dead chardev code
Date: Wed, 23 Oct 2019 13:38:55 -0700 [thread overview]
Message-ID: <20191023203855.GZ35946@dtor-ws> (raw)
In-Reply-To: <50a48356-294d-516d-6448-ee06273fd014@gmx.de>
On Wed, Oct 23, 2019 at 09:06:29PM +0200, Helge Deller wrote:
> On 23.10.19 17:22, Alexandre Belloni wrote:
> > On 23/10/2019 16:25:02+0200, Arnd Bergmann wrote:
> > > The driver contains half of the implementation of /dev/rtc, but this
> > > was never completed, and it is now incompatible with the drivers/rtc
> > > framework.
> > >
> > > Remove the chardev completely. If anyone wants to add the functionality
> > > later, that shoudl be done through rtc_register_device().
> > >
> > > The remaining portions of the driver basically implement a single
> > > procfs file that may or may not be used anywhere. Not sure why this
> > > is in drivers/input/ though.
> > >
> > > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> > Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
>
> A year ago I did actually converted this driver to the RTC framework.
> But after some testing on my physical box (a 715/64 PA-RISC machine
> with HIL connector) I realized that the SDC in that machine doesn't
> provide a functional RTC, and even more important, on that box we don't
> need this RTC because the system provides a built-in RTC on-mainboard instead.
> So, I never pushed my changes upstream, which can still be found here:
> https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git/commit/?h=hp_sdc_rtc_conversion&id=0d4250dbcfa2bb8b326ce7721e19e10a66f1eb92
>
> So, I don't think any PA-RISC machine needs this driver, and as such
> I'm happy to give my:
> Acked-by: Helge Deller <deller@gmx.de>
Applied, thank you.
>
> I even think the whole driver can go away...
>
> Helge
>
> PS: Maybe some really old 68000-based HP machines needed that, but
> I don't know if any recent Linux kernel runs on those old boxes any
> longer...
Well, if you think it is unlikely that we need this driver just send me
a patch. We can always restore it if someone yells.
Thanks.
--
Dmitry
next prev parent reply other threads:[~2019-10-23 20:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-23 14:25 [PATCH] Input: hp_sdc_rtc - remove dead chardev code Arnd Bergmann
2019-10-23 15:22 ` Alexandre Belloni
2019-10-23 19:06 ` Helge Deller
2019-10-23 20:38 ` Dmitry Torokhov [this message]
2019-11-14 9:46 ` Geert Uytterhoeven
2019-11-14 9:46 ` Geert Uytterhoeven
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