Re: [PATCH v4 2/5] mfd: mp2629: Add support for mps battery charger

Lee Jones
2020-03-27T11:24:35Z

On Fri, 27 Mar 2020, saravanan sekar wrote:
> On 27/03/20 11:22 am, Lee Jones wrote:
> > Saravanan, Jonathan,
> >
> > On Fri, 27 Mar 2020, saravanan sekar wrote:
> > > On 27/03/20 8:55 am, Lee Jones wrote:
> > > > On Sun, 22 Mar 2020, Saravanan Sekar wrote:
> > > >
> > > > > mp2629 is a highly-integrated switching-mode battery charge management
> > > > > device for single-cell Li-ion or Li-polymer battery.
> > > > >
> > > > > Add MFD core enables chip access for ADC driver for battery readings,
> > > > > and a power supply battery-charger driver
> > > > >
> > > > > Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
> > > > > ---
> > > > > drivers/mfd/Kconfig | 9 +++
> > > > > drivers/mfd/Makefile | 2 +
> > > > > drivers/mfd/mp2629.c | 116 +++++++++++++++++++++++++++++++++++++
> > > > > include/linux/mfd/mp2629.h | 22 +++++++
> > > > > 4 files changed, 149 insertions(+)
> > > > > create mode 100644 drivers/mfd/mp2629.c
> > > > > create mode 100644 include/linux/mfd/mp2629.h

[...]

> > > > > +#ifndef __MP2629_H__
> > > > > +#define __MP2629_H__
> > > > > +
> > > > > +#include <linux/types.h>
> > > > > +
> > > > > +struct device;
> > > > > +struct regmap;
> > > > Why not just add the includes?
> > > Some more shared enum added in ADC driver
> > Sorry?
>
> I misunderstood your previous question that you are asking to remove this
> mp2629.h file
>
> "No user here. (Hint: Use forward declaration of struct device instead)" -
> review comments on V1 from Andy Shevchenko.
> So remove the includes

So Andy has reviewed, but you still don't have him on Cc?

How are we meant to continue the discussion?

As a general rule I'm not a fan of forward declarations.

I think they should be avoided if at all possible.

> > > > > +struct mp2629_info {
> > > > > + struct device *dev;
> > > > > + struct regmap *regmap;
> > > > > +};
> > > > > +
> > > > > +#endif

--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog