Re: [PATCH 02/11] regulator: merge struct regulator_internal fields into struct regulator_dev

[Marco Felsch <m.felsch@pengutronix.de>]

On 23-09-20, Sascha Hauer wrote:
> On Wed, Sep 20, 2023 at 12:52:03PM +0200, Marco Felsch wrote:
> > Hi Sascha,
> > 
> > On 23-09-20, Sascha Hauer wrote:
> > > Each struct regulator_dev instance has a struct regulator_internal
> > > associated with it. The idea was that core internal fields are seen
> > > by the core only. In the end this is more confusing than helpful. We
> > > have a ri->rdev link, but no rdev->ri link so that we can't get a
> > > rdev from a ri pointer. We could add that link, but instead make the
> > > whole stuff a bit easier by just merging everything from struct
> > > regulator_internal to struct regulator_dev.
> > > 
> > > Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> > > ---
> > >  drivers/regulator/core.c | 214 ++++++++++++++++++---------------------
> > >  include/regulator.h      |   9 ++
> > >  2 files changed, 106 insertions(+), 117 deletions(-)
> > > 
> > > diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
> > > index e9b5b82dbe..41a3378ac8 100644
> > > --- a/drivers/regulator/core.c
> > > +++ b/drivers/regulator/core.c
> > > @@ -13,21 +13,8 @@
> > >  
> > >  static LIST_HEAD(regulator_list);
> > >  
> > > -struct regulator_internal {
> > > -	struct list_head list;
> > > -	struct device_node *node;
> > > -	struct regulator_dev *rdev;
> > > -	int enable_count;
> > > -	int enable_time_us;
> > > -	int min_uv;
> > > -	int max_uv;
> > > -	char *name;
> > > -	const char *supply;
> > > -	struct list_head consumer_list;
> > > -};
> > > -
> > >  struct regulator {
> > > -	struct regulator_internal *ri;
> > > +	struct regulator_dev *rdev;
> > >  	struct list_head list;
> > >  	struct device *dev;
> > >  };
> > > @@ -41,13 +28,12 @@ static int regulator_map_voltage(struct regulator_dev *rdev, int min_uV,
> > >  	return -ENOSYS;
> > >  }
> > >  
> > > -static int regulator_enable_internal(struct regulator_internal *ri)
> > > +static int regulator_enable_internal(struct regulator_dev *rdev)
> > >  {
> > > -	struct regulator_dev *rdev = ri->rdev;
> > >  	int ret;
> > >  
> > > -	if (ri->enable_count) {
> > > -		ri->enable_count++;
> > > +	if (rdev->enable_count) {
> > > +		rdev->enable_count++;
> > >  		return 0;
> > >  	}
> > >  
> > > @@ -59,30 +45,29 @@ static int regulator_enable_internal(struct regulator_internal *ri)
> > >  	if (ret)
> > >  		return ret;
> > >  
> > > -	ret = rdev->desc->ops->enable(ri->rdev);
> > > +	ret = rdev->desc->ops->enable(rdev);
> > >  	if (ret) {
> > >  		regulator_disable(rdev->supply);
> > >  		return ret;
> > >  	}
> > >  
> > > -	if (ri->enable_time_us)
> > > -		udelay(ri->enable_time_us);
> > > +	if (rdev->enable_time_us)
> > > +		udelay(rdev->enable_time_us);
> > 
> > regualtor_dev does not have a 'enable_time_us' or do I miss something?
> 
> Yes, the rest of this patch ;)

Argh.. sorry for the noise.

Regards,
  Marco

> > > diff --git a/include/regulator.h b/include/regulator.h
> > > index b0a500434c..5eb236e602 100644
> > > --- a/include/regulator.h
> > > +++ b/include/regulator.h
> > > @@ -85,6 +85,15 @@ struct regulator_desc {
> > >  };
> > >  
> > >  struct regulator_dev {
> > > +	const char *name;
> > > +	struct list_head list;
> > > +	struct device_node *node;
> > > +	int enable_count;
> > > +	int enable_time_us;
> > > +	int min_uv;
> > > +	int max_uv;
> > > +	const char *supply_name;
> > > +	struct list_head consumer_list;
> > >  	const struct regulator_desc *desc;
> > >  	struct regmap *regmap;
> > >  	bool boot_on;
> 
> Sascha
> 
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