Re: [PATCH v3 08/14] iio: bmg160_core: Simplify using devm_regulator_*get_enable()

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On Sat, 20 Aug 2022 06:19:00 +0000
"Vaittinen, Matti" <Matti.Vaittinen@xxxxxxxxxxxxxxxxx> wrote:

> Thanks for the review Andy
> 
> On 8/20/22 02:30, Andy Shevchenko wrote:
> > On Fri, Aug 19, 2022 at 10:21 PM Matti Vaittinen
> > <mazziesaccount@xxxxxxxxx> wrote:  
> >>
> >> Use devm_regulator_bulk_get_enable() instead of open coded bulk-get,
> >> bulk-enable, add-action-to-disable-at-detach - pattern.  
> > 
> > ...
> >   
> >>   int bmg160_core_probe(struct device *dev, struct regmap *regmap, int irq,
> >>                        const char *name)
> >>   {
> >>          struct bmg160_data *data;
> >>          struct iio_dev *indio_dev;
> >>          int ret;
> >> +       static const char * const regulators[] = {"vdd", "vddio"};  
> > 
> > Please, keep this following the "longest line first" rule. Note, in  
> 
> This was not following the (IMO slightly silly) rule even prior my 
> patch. I can for sure move my line up - but that won't give you the 
> "reverse X-mas tree".
> 
> I don't have any real objections on changing the styling though - I 
> don't expect this to be merged before the dependency is in rc1 - so I 
> guess I will anyways need to respin this for next cycle. I can do the 
> styling then.
I was a bit surprised Mark didn't do an immutable branch for this, but
indeed looks like it's going to be a multiple cycle thing - so we'll
probably have a bunch of new cases introduced in the meantime that
we need to tidy up.  Ah well.

> 
> > this case you even can move it out of the function, so we will see
> > clearly that this is (not a hidden) global variable.  
> 
> Here I do disagree with you. Moving the array out of the function makes 
> it _much_ less obvious it is not used outside this function. Reason for 
> making is "static const" is to allow the data be placed in read-only 
> area (thanks to Guenter who originally gave me this tip).
> 
> > P.S. Same applies for the rest of the similar places in your series.
> >   
> 
> Br,
> 	-- Matti
> 




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