linux-kernel - RE: [PATCH v2] regulator: add new regulator driver for lp872x

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Date:	Tue, 19 Jun 2012 07:01:30 +0000
From:	"Kim, Milo" <Milo.Kim@...com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Girdwood, Liam" <lrg@...com>
Subject: RE: [PATCH v2] regulator: add new regulator driver for lp872x

 
> > +	if (chip == LP8720) {
> > +		mask = LP8720_TIMESTEP_M;
> > +		shift = LP8720_TIMESTEP_S;
> > +		time_usec = &lp8720_time_usec[0];
> > +		size = ARRAY_SIZE(lp8720_time_usec);
> > +	} else if (chip == LP8725) {
> > +		mask = LP8725_TIMESTEP_M;
> > +		shift = LP8725_TIMESTEP_S;
> > +		time_usec = &lp8725_time_usec[0];
> > +		size = ARRAY_SIZE(lp8725_time_usec);
> > +	} else {
> > +		return -EINVAL;
> > +	}
> 
> This should be a switch statement.
> 
> > +static int lp8725_buck_set_current_limit(struct regulator_dev *rdev,
> > +					int min_uA, int max_uA)
> > +{
> > +	struct lp872x *lp = rdev_get_drvdata(rdev);
> > +	enum lp872x_regulator_id buck = rdev_get_id(rdev);
> > +	int i, max = ARRAY_SIZE(lp8725_buck_uA);
> > +	u8 addr, val;
> > +
> > +	if (buck == LP8725_ID_BUCK1)
> > +		addr = LP8725_BUCK1_VOUT2;
> > +	else if (buck == LP8725_ID_BUCK2)
> > +		addr = LP8725_BUCK2_VOUT2;
> > +	else
> > +		return -EINVAL;
> 
> Again, switch statement.
> 

In patch v3, some if-statements will be replaced with switch-statements.
Thank you.

Best Regards,
Milo
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