linux-kernel - Re: [PATCH] i2c: i2c-stm32f7: remove warning when compiling with W=1

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Message-ID: <20191007120120.GB12773@gnbcxd0016.gnb.st.com>
Date:   Mon, 7 Oct 2019 14:01:20 +0200
From:   Alain Volmat <alain.volmat@...com>
To:     Pierre Yves MORDRET <pierre-yves.mordret@...com>
CC:     <wsa@...-dreams.de>, <alexandre.torgue@...com>,
        <linux-i2c@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <fabrice.gasnier@...com>
Subject: Re: [PATCH] i2c: i2c-stm32f7: remove warning when compiling with W=1

Hi Pierre-Yves,

thanks for the comments.

On Mon, Oct 07, 2019 at 09:59:22AM +0200, Pierre Yves MORDRET wrote:
> Hi Alain
> 
> Fixes tag is missing in your patch.
> [ i.e ==> Fixes: aeb068c57214 ("i2c: i2c-stm32f7: add driver") ]

Okay, will push a v2 for that.

> 
> Nonetheless patch only consists in removing a comment character ?

Yes, the comment currently starts in a way of a kernel-doc description
(https://www.kernel.org/doc/html/latest/doc-guide/kernel-doc.html#function-documentation) leading the compiler to produce the warning since there is no
function prototype after the comment.

Regards,
Alain

> 
> Thanks
> 
> On 10/4/19 4:55 PM, Alain Volmat wrote:
> > Remove the following warning:
> > 
> > drivers/i2c/busses/i2c-stm32f7.c:315:
> > warning: cannot understand function prototype:
> > 'struct stm32f7_i2c_spec i2c_specs[] =
> > 
> > Signed-off-by: Alain Volmat <alain.volmat@...com>
> > ---
> >  drivers/i2c/busses/i2c-stm32f7.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
> > index d36cf08..7aa4a47 100644
> > --- a/drivers/i2c/busses/i2c-stm32f7.c
> > +++ b/drivers/i2c/busses/i2c-stm32f7.c
> > @@ -305,7 +305,7 @@ struct stm32f7_i2c_dev {
> >  	struct regmap *regmap;
> >  };
> >  
> > -/**
> > +/*
> >   * All these values are coming from I2C Specification, Version 6.0, 4th of
> >   * April 2014.
> >   *
> >