linux-kernel - Re: [PATCH v3 2/2] power: supply: ucs1002: Add HWMON interface

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Date:   Wed, 5 Jun 2019 10:47:25 -0700
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     "Andrew F. Davis" <afd@...com>
Cc:     Linux PM list <linux-pm@...r.kernel.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Chris Healy <cphealy@...il.com>,
        Cory Tusar <cory.tusar@....aero>,
        Lucas Stach <l.stach@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Sebastian Reichel <sre@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 2/2] power: supply: ucs1002: Add HWMON interface

On Wed, Jun 5, 2019 at 9:26 AM Andrew F. Davis <afd@...com> wrote:
>
> On 6/5/19 3:23 AM, Andrey Smirnov wrote:
> > Expose current sensors found on UCS1002 via HWMON.
> >
> > Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
> > Reviewed-by: Guenter Roeck <linux@...ck-us.net>
> > Cc: Chris Healy <cphealy@...il.com>
> > Cc: Cory Tusar <cory.tusar@....aero>
> > Cc: Lucas Stach <l.stach@...gutronix.de>
> > Cc: Fabio Estevam <fabio.estevam@....com>
> > Cc: Guenter Roeck <linux@...ck-us.net>
> > Cc: Sebastian Reichel <sre@...nel.org>
> > Cc: linux-kernel@...r.kernel.org
> > Cc: linux-pm@...r.kernel.org
> > ---
> >   drivers/power/supply/ucs1002_power.c | 6 ++++++
> >   1 file changed, 6 insertions(+)
> >
> > diff --git a/drivers/power/supply/ucs1002_power.c b/drivers/power/supply/ucs1002_power.c
> > index 677f20a4d76f..a4b6b37549cf 100644
> > --- a/drivers/power/supply/ucs1002_power.c
> > +++ b/drivers/power/supply/ucs1002_power.c
> > @@ -571,6 +571,12 @@ static int ucs1002_probe(struct i2c_client *client,
> >               return ret;
> >       }
> >
> > +     ret = devm_power_supply_add_hwmon_sysfs(info->charger);
>
> Could this be added to the core power supply framework on registering so
> all devices get this, vs each driver having to add this line?
>

I'd say it is up to Sebastian to decide if this should be opt-out
rather than opt-in. I have no objections to either approach.

Thanks,
Andrey Smirnov