linux-kernel - Re: [PATCH] power: supply: core: Move psy_has

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Message-ID: <20210930105019.h7jhfjr5hkmzhh6e@earth.universe>
Date:   Thu, 30 Sep 2021 12:50:19 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Geert Uytterhoeven <geert+renesas@...der.be>,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tom Rix <trix@...hat.com>, SeongJae Park <sj@...nel.org>
Subject: Re: [PATCH] power: supply: core: Move psy_has_property() to fix build

Hi,

On Wed, Sep 29, 2021 at 09:02:17AM -0700, Matthias Kaehlcke wrote:
> On Tue, Sep 28, 2021 at 02:00:19PM +0200, Geert Uytterhoeven wrote:
> > If CONFIG_THERMAL=n:
> > 
> >     drivers/power/supply/power_supply_core.c: In function ‘__power_supply_register’:
> >     drivers/power/supply/power_supply_core.c:1137:6: error: implicit declaration of function ‘psy_has_property’ [-Werror=implicit-function-declaration]
> >      1137 |  if (psy_has_property(desc, POWER_SUPPLY_PROP_USB_TYPE) &&
> > 	  |      ^~~~~~~~~~~~~~~~
> > 
> > Fix this by moving psy_has_property() outside the section protected by
> > CONFIG_THERMAL.
> > 
> > Fixes: 9ba533eb99bb2acf ("power: supply: core: Add psy_has_property()")
> > Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> > ---

Thanks, queued.

-- Sebastian

> >  drivers/power/supply/power_supply_core.c | 32 ++++++++++++------------
> >  1 file changed, 16 insertions(+), 16 deletions(-)
> > 
> > diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
> > index 75575ea45f21ddc7..fc12a4f407f431a6 100644
> > --- a/drivers/power/supply/power_supply_core.c
> > +++ b/drivers/power/supply/power_supply_core.c
> > @@ -951,6 +951,22 @@ void power_supply_unreg_notifier(struct notifier_block *nb)
> >  }
> >  EXPORT_SYMBOL_GPL(power_supply_unreg_notifier);
> >  
> > +static bool psy_has_property(const struct power_supply_desc *psy_desc,
> > +			     enum power_supply_property psp)
> > +{
> > +	bool found = false;
> > +	int i;
> > +
> > +	for (i = 0; i < psy_desc->num_properties; i++) {
> > +		if (psy_desc->properties[i] == psp) {
> > +			found = true;
> > +			break;
> > +		}
> > +	}
> > +
> > +	return found;
> > +}
> > +
> >  #ifdef CONFIG_THERMAL
> >  static int power_supply_read_temp(struct thermal_zone_device *tzd,
> >  		int *temp)
> > @@ -975,22 +991,6 @@ static struct thermal_zone_device_ops psy_tzd_ops = {
> >  	.get_temp = power_supply_read_temp,
> >  };
> >  
> > -static bool psy_has_property(const struct power_supply_desc *psy_desc,
> > -			     enum power_supply_property psp)
> > -{
> > -	bool found = false;
> > -	int i;
> > -
> > -	for (i = 0; i < psy_desc->num_properties; i++) {
> > -		if (psy_desc->properties[i] == psp) {
> > -			found = true;
> > -			break;
> > -		}
> > -	}
> > -
> > -	return found;
> > -}
> > -
> >  static int psy_register_thermal(struct power_supply *psy)
> >  {
> >  	int ret;
> 
> Thanks for the fix!
> 
> Reviewed-by: Matthias Kaehlcke <mka@...omium.org>

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