Re: [PATCH] staging: iio/meter: add name to function definition arguments
From: Rodrigo Siqueira
Date: Mon Feb 19 2018 - 06:52:34 EST
Hi Jonathan,
> On Fri, 16 Feb 2018 11:16:58 -0200
> Rodrigo Siqueira <rodrigosiqueiramelo@xxxxxxxxx> wrote:
>
> > Hi Daniel
> >
> > > Hi Rodrigo,
> > >
> > > I think this is a nice finding. One comment inline:
> > >
> > > On Vi, 2018-02-16 at 10:50 -0200, rodrigosiqueira wrote:
> > > > This patch fixes the checkpatch.pl warning:
> > > >
> > > > drivers/staging/iio/meter/ade7854.h:157: WARNING: function definition
> > > > argument 'struct device *' should also have an identifier name...
> > > >
> > > > + int (*read_reg_32)(struct device *dev, u16 reg_address, u32 *val);
> > > > + int (*write_reg_8)(struct device *dev, u16 reg_address, u8 value);
> > >
> > >
> > > Any particular reason for using val vs value? I get that one is a pointer
> > > and another a plain type, but I think the name should be the same.
> >
> > Before I selected the name, I figure out that read_reg_* and write_reg_*
> > was assigned inside the iio/meter/ade7754-(i2c|spi).c files by function
> > like ade7754_*_read_reg_* and ade7754_*_write_reg_* .
> >
> > I considered to use 'value' name for both functions parameters, however,
> > I noticed that function ade7754_*_write_reg_* adopted the name 'value'
> > for the last argument and ade7754_*_read_reg_* named the last argument
> > as 'val'. So, for consistency sake between the header file and the c
> > code, I decided to use the same parameter name patterns.
> >
> Hohum. It isn't even that consistent ;)
>
> ade7754_write_reg_8 uses val and ade7754_write_reg_16 uses value.
>
> I would suggest another patch to make them all val.
Thanks for the review. I will send another patch as you recommended.
Rodrigo Siqueira
> Thanks,
>
> Jonathan
> >
> > > thanks,
> > > Daniel.
> > >
> >
> > Thanks
>