linux-kernel - Re: [PATCH 02/11] video: fbdev: kconfig: Remove blank help text

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Date:   Tue, 13 Feb 2018 13:31:45 +0100
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     Ulf Magnusson <ulfalizer@...il.com>
Cc:     Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        "Luis R . Rodriguez" <mcgrof@...nel.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Paul Bolle <pebolle@...cali.nl>, Arnd Bergmann <arnd@...db.de>,
        Michal Simek <michal.simek@...inx.com>,
        Hans de Goede <j.w.r.degoede@...il.com>,
        dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org
Subject: Re: [PATCH 02/11] video: fbdev: kconfig: Remove blank help text

On Thursday, February 01, 2018 05:56:18 PM Ulf Magnusson wrote:
> On Thu, Feb 1, 2018 at 4:52 PM, Bartlomiej Zolnierkiewicz
> <b.zolnierkie@...sung.com> wrote:
> >
> > Hi,
> >
> > On Wednesday, January 31, 2018 10:34:21 AM Ulf Magnusson wrote:
> >> Blank help texts are probably either a typo, a Kconfig misunderstanding,
> >> or some kind of half-committing to adding a help text (in which case a
> >> TODO comment would be clearer, if the help text really can't be added
> >> right away).
> >>
> >> Best to remove them, IMO.
> >
> > How about actually adding some meaningful help texts instead
> > (as a general rule each user visible option should have valid
> > help text)?
> >
> >> Signed-off-by: Ulf Magnusson <ulfalizer@...il.com>
> >> ---
> >>  drivers/video/fbdev/Kconfig | 1 -
> >>  1 file changed, 1 deletion(-)
> >>
> >> diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
> >> index 6962b4583fd7..11e699f1062b 100644
> >> --- a/drivers/video/fbdev/Kconfig
> >> +++ b/drivers/video/fbdev/Kconfig
> >> @@ -1156,7 +1156,6 @@ config FB_I810_I2C
> >>       bool "Enable DDC Support"
> >>       depends on FB_I810 && FB_I810_GTF
> >>       select FB_DDC
> >> -     help
> >
> > Please add a missing help text instead (take a look at FB_SAVAGE_I2C
> > config option to see how a valid help text entry should look like).
> 
> The FB_I810_I2C option was added in 74f6ae84b23 ("[PATCH] i810fb: Add
> i2c/DDC support"). What do you think about adding this bit from the
> commit message as the help text?
> 
>   Add DDC/I2C support for i810fb.  This will allow the driver to get display
>   information, especially for monitors with fickle timings.

Seems fine to me, please add:

    If unsure, say Y.

and send it as a proper patch.

> I'm not familiar with this code, so I don't want to do too much
> guessing myself. :)

:)

> > In the longer term we should consider removing *_I2C config options
> > and just make the main config options always enable I2C subsystem
> > directly if needed/useful (some fbdev drivers are doing it this way
> > already).
> >
> >>  config FB_LE80578
> >>       tristate "Intel LE80578 (Vermilion) support"
> >
> > Best regards,
> > --
> > Bartlomiej Zolnierkiewicz
> > Samsung R&D Institute Poland
> > Samsung Electronics
> >
> 
> Cheers,
> Ulf

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics