2023-08-16 07:35:38

by Geert Uytterhoeven

[permalink] [raw]
Subject: [PATCH] i2c: Make I2C_ATR invisible

I2C Address Translator (ATR) support is not a stand-alone driver, but a
library. All of its users select I2C_ATR. Hence there is no need for
the user to enable this symbol manually, except when compile-testing.

Fixes: a076a860acae77bb ("media: i2c: add I2C Address Translator (ATR) support")
Signed-off-by: Geert Uytterhoeven <[email protected]>
---
Do we care yet about out-of-tree drivers that need this functionality?
---
drivers/i2c/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index c6d1a345ea6d8aee..9388823bb0bb960c 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -72,7 +72,7 @@ config I2C_MUX
source "drivers/i2c/muxes/Kconfig"

config I2C_ATR
- tristate "I2C Address Translator (ATR) support"
+ tristate "I2C Address Translator (ATR) support" if COMPILE_TEST
help
Enable support for I2C Address Translator (ATR) chips.

--
2.34.1



2023-08-16 09:54:24

by Geert Uytterhoeven

[permalink] [raw]
Subject: Re: [PATCH] i2c: Make I2C_ATR invisible

Hi Tomi,

On Tue, Aug 15, 2023 at 6:00 PM Tomi Valkeinen
<[email protected]> wrote:
> On 15/08/2023 18:29, Geert Uytterhoeven wrote:
> > I2C Address Translator (ATR) support is not a stand-alone driver, but a
> > library. All of its users select I2C_ATR. Hence there is no need for
> > the user to enable this symbol manually, except when compile-testing.
> >
> > Fixes: a076a860acae77bb ("media: i2c: add I2C Address Translator (ATR) support")
> > Signed-off-by: Geert Uytterhoeven <[email protected]>
> > ---
> > Do we care yet about out-of-tree drivers that need this functionality?
> > ---
> > drivers/i2c/Kconfig | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
> > index c6d1a345ea6d8aee..9388823bb0bb960c 100644
> > --- a/drivers/i2c/Kconfig
> > +++ b/drivers/i2c/Kconfig
> > @@ -72,7 +72,7 @@ config I2C_MUX
> > source "drivers/i2c/muxes/Kconfig"
> >
> > config I2C_ATR
> > - tristate "I2C Address Translator (ATR) support"
> > + tristate "I2C Address Translator (ATR) support" if COMPILE_TEST
> > help
> > Enable support for I2C Address Translator (ATR) chips.
> >
>
> Isn't this normally done with just "tristate", without the text? Is
> there a need to make configs manually selectable when compile-test is
> enabled?

"tristate" without the text would make the symbol invisible, too.
However, then the user has no way to enable it for compile-testing
(unless also enabling one of the symbols that select it, which may
not be possible due to other dependencies).

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

2023-09-13 08:54:40

by Wolfram Sang

[permalink] [raw]
Subject: Re: [PATCH] i2c: Make I2C_ATR invisible

On Tue, Aug 15, 2023 at 05:29:11PM +0200, Geert Uytterhoeven wrote:
> I2C Address Translator (ATR) support is not a stand-alone driver, but a
> library. All of its users select I2C_ATR. Hence there is no need for
> the user to enable this symbol manually, except when compile-testing.
>
> Fixes: a076a860acae77bb ("media: i2c: add I2C Address Translator (ATR) support")
> Signed-off-by: Geert Uytterhoeven <[email protected]>

Fixed checkpatch warning:

WARNING: Please use correct Fixes: style 'Fixes: <12 chars of sha1> ("<title line>")' - ie: 'Fixes: a076a860acae ("media: i2c: add I2C Address Translator (ATR) support")'

and applied to for-current, thanks!


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