Re: [PATCH] ACPI: AC: Properly notify powermanagement core about changes

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On Mon, May 27, 2024 at 11:43 PM Sebastian Reichel
<sebastian.reichel@xxxxxxxxxxxxx> wrote:
>
> Hi,
>
> On Sun, May 26, 2024 at 11:40:01PM +0200, Thomas Weißschuh wrote:
> > The powermanagement core does various actions when a power-supply changes.
> > It calls into notifiers, LED triggers, other power supplies and emits an uevent.
> >
> > To make sure that all these actions happen properly call power_supply_changed().
> >
> > Reported-by: Rajas Paranjpe <paranjperajas@xxxxxxxxx>
> > Closes: https://github.com/MrChromebox/firmware/issues/420#issuecomment-2132251318
> > Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
> > ---
>
> Reviewed-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
>
> -- Sebastian
>
> >  drivers/acpi/ac.c  | 4 ++--
> >  drivers/acpi/sbs.c | 4 ++--
> >  2 files changed, 4 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
> > index 2d4a35e6dd18..09a87fa222c7 100644
> > --- a/drivers/acpi/ac.c
> > +++ b/drivers/acpi/ac.c
> > @@ -145,7 +145,7 @@ static void acpi_ac_notify(acpi_handle handle, u32 event, void *data)
> >                                                 dev_name(&adev->dev), event,
> >                                                 (u32) ac->state);
> >               acpi_notifier_call_chain(adev, event, (u32) ac->state);
> > -             kobject_uevent(&ac->charger->dev.kobj, KOBJ_CHANGE);
> > +             power_supply_changed(ac->charger);
> >       }
> >  }
> >
> > @@ -268,7 +268,7 @@ static int acpi_ac_resume(struct device *dev)
> >       if (acpi_ac_get_state(ac))
> >               return 0;
> >       if (old_state != ac->state)
> > -             kobject_uevent(&ac->charger->dev.kobj, KOBJ_CHANGE);
> > +             power_supply_changed(ac->charger);
> >
> >       return 0;
> >  }
> > diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
> > index 94e3c000df2e..dc8164b182dc 100644
> > --- a/drivers/acpi/sbs.c
> > +++ b/drivers/acpi/sbs.c
> > @@ -610,7 +610,7 @@ static void acpi_sbs_callback(void *context)
> >       if (sbs->charger_exists) {
> >               acpi_ac_get_present(sbs);
> >               if (sbs->charger_present != saved_charger_state)
> > -                     kobject_uevent(&sbs->charger->dev.kobj, KOBJ_CHANGE);
> > +                     power_supply_changed(sbs->charger);
> >       }
> >
> >       if (sbs->manager_present) {
> > @@ -622,7 +622,7 @@ static void acpi_sbs_callback(void *context)
> >                       acpi_battery_read(bat);
> >                       if (saved_battery_state == bat->present)
> >                               continue;
> > -                     kobject_uevent(&bat->bat->dev.kobj, KOBJ_CHANGE);
> > +                     power_supply_changed(bat->bat);
> >               }
> >       }
> >  }
> >
> > ---

Applied as 6.10-rc material, thanks!





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