Re: [RFC PATCHv2 07/19] mfd: ab8500: Use power_supply_*() API for accessing function attrs

From: Krzysztof Kozlowski
Date: Tue Jan 20 2015 - 11:01:55 EST


On wto, 2015-01-20 at 15:51 +0000, Lee Jones wrote:
> On Tue, 20 Jan 2015, Krzysztof Kozlowski wrote:
>
> > On wto, 2015-01-20 at 13:36 +0000, Lee Jones wrote:
> > > On Mon, 05 Jan 2015, Krzysztof Kozlowski wrote:
> > >
> > > > Replace direct calls to power supply function attributes with wrappers.
> > > > Wrappers provide safe access in case of unregistering the power
> > > > supply (e.g. by removing the driver). Replace:
> > > > - get_property -> power_supply_get_property
> > > >
> > > > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> > > > Acked-by: Jonghwa Lee <jonghwa3.lee@xxxxxxxxxxx>
> > > > Acked-by: Pavel Machek <pavel@xxxxxx>
> > > > Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
> > >
> > > You've sent this to me already Acked. I don't see 00/00, so I have no
> > > idea what's going on. Do you want me to take this patch? Can it be
> > > taking on its own?
> >
> > git send-email automatically CC-you because you acked this. The depends
> > on previous patches adding this API so please do not pick it up.
>
> You should always send MFD related patches to me (either
> automatically, or manually).
>
> > Everything (with respective acks) should go through one power supply
> > tree.
>
> That's not how it works. We need to decide that amongst ourselves
> and it needs to culminate in pull-requests being sent out to all of
> the effected Maintainers.

OK, I understand. My reply sounded kind a imperative but that was not
what I wanted to say... The patchset adds some API first so most of
patches cannot be picked independently.

Thank you for proactive concern about the patch.

Best regards,
Krzysztof

>
> > The same applies to patch 18/19.
> >
> > Best regards,
> > Krzysztof
> >
> > >
> > > > ---
> > > > drivers/mfd/ab8500-sysctrl.c | 7 ++++---
> > > > 1 file changed, 4 insertions(+), 3 deletions(-)
> > > >
> > > > diff --git a/drivers/mfd/ab8500-sysctrl.c b/drivers/mfd/ab8500-sysctrl.c
> > > > index cfff0b643f1b..d4a4b24be7c6 100644
> > > > --- a/drivers/mfd/ab8500-sysctrl.c
> > > > +++ b/drivers/mfd/ab8500-sysctrl.c
> > > > @@ -49,7 +49,8 @@ static void ab8500_power_off(void)
> > > > if (!psy)
> > > > continue;
> > > >
> > > > - ret = psy->get_property(psy, POWER_SUPPLY_PROP_ONLINE, &val);
> > > > + ret = power_supply_get_property(psy, POWER_SUPPLY_PROP_ONLINE,
> > > > + &val);
> > > >
> > > > if (!ret && val.intval) {
> > > > charger_present = true;
> > > > @@ -63,8 +64,8 @@ static void ab8500_power_off(void)
> > > > /* Check if battery is known */
> > > > psy = power_supply_get_by_name("ab8500_btemp");
> > > > if (psy) {
> > > > - ret = psy->get_property(psy, POWER_SUPPLY_PROP_TECHNOLOGY,
> > > > - &val);
> > > > + ret = power_supply_get_property(psy,
> > > > + POWER_SUPPLY_PROP_TECHNOLOGY, &val);
> > > > if (!ret && val.intval != POWER_SUPPLY_TECHNOLOGY_UNKNOWN) {
> > > > printk(KERN_INFO
> > > > "Charger \"%s\" is connected with known battery."
> > >
> >
>

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