Re: [PATCH 06/14] leds: mt6370: Add Mediatek MT6370 Indicator support

[Andy Shevchenko]

On Wed, Jun 1, 2022 at 11:48 AM Andy Shevchenko
<andy.shevchenko@xxxxxxxxx> wrote:
> On Tue, May 31, 2022 at 1:16 PM ChiaEn Wu <peterwu.pub@xxxxxxxxx> wrote:
> >
> > From: Alice Chen <alice_chen@xxxxxxxxxxx>
>
> All below comments are applicable to the rest of the series as well
> (one way or another), so please fix all your patches where it's
> appropriate.

Forgot to mention, please consider using

  return dev_err_probe();

pattern in the ->probe() and related funcitons. It will save a lot of LOCs.

> > Add Mediatek MT6370 Indicator support
>
> What indicator?
> Please also keep attention on English punctuation (missed period).
>
> ...
>
> > +       help
> > +         Support 4 channels and reg/pwm/breath mode.
> > +         Isink4 can also use as a CHG_VIN power good Indicator.
>
> be used
>
> > +         Say Y here to enable support for
> > +         MT6370_RGB_LED device.
>
> ...
>
> > +#include <linux/module.h>
> > +#include <linux/mutex.h>
> > +#include <linux/platform_device.h>
>
> > +#include <linux/of.h>
>
> Are you sure this is the correct header? Seems you need
> mod_devicetable.h instead.
>
> > +#include <linux/property.h>
> > +#include <linux/regmap.h>
>
> ...
>
> > +struct mt6370_priv {
> > +       struct mutex lock;
>
> Do you use regmap locking?
>
> > +       struct device *dev;
>
> > +       struct regmap *regmap;
>
> > +       struct regmap_field *fields[F_MAX_FIELDS];
> > +       const struct reg_field *reg_fields;
> > +       const struct linear_range *ranges;
> > +       struct reg_cfg *reg_cfgs;
> > +       unsigned int leds_count;
> > +       unsigned int leds_active;
> > +       bool is_mt6372;
> > +       struct mt6370_led leds[];
> > +};
>
> ...
>
> > +static const unsigned int common_tfreqs[] = {
> > +       10000, 5000, 2000, 1000, 500, 200, 5, 1
>
> Leave a comma at the end.
>
> > +};
> > +
> > +static const unsigned int mt6372_tfreqs[] = {
> > +       8000, 4000, 2000, 1000, 500, 250, 8, 4
>
> Ditto.
>
> > +};
>
>
> --
> With Best Regards,
> Andy Shevchenko



-- 
With Best Regards,
Andy Shevchenko