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Date: Sat, 27 Jun 2015 10:16:42 +1000
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Greg KH <greg@...ah.com>, Linus <torvalds@...ux-foundation.org>
Cc: Sebastian Reichel <sre@...nel.org>,
Chanwoo Choi <cw00.choi@...sung.com>,
Arnd Bergmann <arnd@...db.de>, linux-next@...r.kernel.org,
linux-kernel@...r.kernel.org,
Ramakrishna Pallala <ramakrishna.pallala@...el.com>,
Lee Jones <lee.jones@...aro.org>
Subject: Re: linux-next: build failure after merge of the extcon tree
Hi Greg,
On Fri, 5 Jun 2015 19:53:46 +0900 Greg KH <greg@...ah.com> wrote:
>
> On Thu, Jun 04, 2015 at 07:18:38PM +1000, Stephen Rothwell wrote:
> > Hi all,
> >
> > This is now needed when the char-misc and battery trees are merged ...
> >
> > On Mon, 25 May 2015 21:05:03 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > >
> > > Hi all,
> > >
> > > After merging the extcon tree, today's linux-next build (powerpc
> > > allyesconfig) failed like this:
> > >
> > > drivers/power/axp288_charger.c: In function 'axp288_charger_probe':
> > > drivers/power/axp288_charger.c:851:8: error: incompatible type for argument 2 of 'extcon_register_notifier'
> > > ret = extcon_register_notifier(info->cable.edev, &info->cable.nb);
> > > ^
> > > In file included from drivers/power/axp288_charger.c:29:0:
> > > include/linux/extcon.h:240:12: note: expected 'enum extcon' but argument is of type 'struct notifier_block *'
> > > extern int extcon_register_notifier(struct extcon_dev *edev, enum extcon id,
> > > ^
> > > drivers/power/axp288_charger.c:851:8: error: too few arguments to function 'extcon_register_notifier'
> > > ret = extcon_register_notifier(info->cable.edev, &info->cable.nb);
> > > ^
> > > In file included from drivers/power/axp288_charger.c:29:0:
> > > include/linux/extcon.h:240:12: note: declared here
> > > extern int extcon_register_notifier(struct extcon_dev *edev, enum extcon id,
> > > ^
> > > drivers/power/axp288_charger.c:912:2: error: incompatible type for argument 2 of 'extcon_unregister_notifier'
> > > extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
> > > ^
> > > In file included from drivers/power/axp288_charger.c:29:0:
> > > include/linux/extcon.h:242:12: note: expected 'enum extcon' but argument is of type 'struct notifier_block *'
> > > extern int extcon_unregister_notifier(struct extcon_dev *edev, enum extcon id,
> > > ^
> > > drivers/power/axp288_charger.c:912:2: error: too few arguments to function 'extcon_unregister_notifier'
> > > extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
> > > ^
> > > In file included from drivers/power/axp288_charger.c:29:0:
> > > include/linux/extcon.h:242:12: note: declared here
> > > extern int extcon_unregister_notifier(struct extcon_dev *edev, enum extcon id,
> > > ^
> > > drivers/power/axp288_charger.c: In function 'axp288_charger_remove':
> > > drivers/power/axp288_charger.c:923:2: error: incompatible type for argument 2 of 'extcon_unregister_notifier'
> > > extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
> > > ^
> > > In file included from drivers/power/axp288_charger.c:29:0:
> > > include/linux/extcon.h:242:12: note: expected 'enum extcon' but argument is of type 'struct notifier_block *'
> > > extern int extcon_unregister_notifier(struct extcon_dev *edev, enum extcon id,
> > > ^
> > > drivers/power/axp288_charger.c:923:2: error: too few arguments to function 'extcon_unregister_notifier'
> > > extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
> > > ^
> > > In file included from drivers/power/axp288_charger.c:29:0:
> > > include/linux/extcon.h:242:12: note: declared here
> > > extern int extcon_unregister_notifier(struct extcon_dev *edev, enum extcon id,
> > > ^
> > >
> > > Caused by commit 843735b788a4 ("power: axp288_charger: axp288 charger
> > > driver") from the battery tree interacting with commit 046050f6e623
> > > ("extcon: Update the prototype of extcon_register_notifier() with enum
> > > extcon") from the extcon tree.
> > >
> > > I applied this merge fix patch for tday and can carry it as necessary
> > > (it is clearly not correct, but it will make it build):
> > >
> > > From: Stephen Rothwell <sfr@...b.auug.org.au>
> > > Date: Mon, 25 May 2015 21:00:24 +1000
> > > Subject: [PATCH] power: axp288_charger: fix for AIP change
> > >
> > > Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> > > ---
> > > drivers/power/axp288_charger.c | 6 +++---
> > > 1 file changed, 3 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/drivers/power/axp288_charger.c b/drivers/power/axp288_charger.c
> > > index 5680317f4823..e4d569f57acc 100644
> > > --- a/drivers/power/axp288_charger.c
> > > +++ b/drivers/power/axp288_charger.c
> > > @@ -848,7 +848,7 @@ static int axp288_charger_probe(struct platform_device *pdev)
> > > /* Register for extcon notification */
> > > INIT_WORK(&info->cable.work, axp288_charger_extcon_evt_worker);
> > > info->cable.nb.notifier_call = axp288_charger_handle_cable_evt;
> > > - ret = extcon_register_notifier(info->cable.edev, &info->cable.nb);
> > > + ret = extcon_register_notifier(info->cable.edev, EXTCON_NONE, &info->cable.nb);
> > > if (ret) {
> > > dev_err(&info->pdev->dev,
> > > "failed to register extcon notifier %d\n", ret);
> > > @@ -909,7 +909,7 @@ intr_reg_failed:
> > > extcon_unregister_interest(&info->otg.cable);
> > > power_supply_unregister(info->psy_usb);
> > > psy_reg_failed:
> > > - extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
> > > + extcon_unregister_notifier(info->cable.edev, EXTCON_NONE, &info->cable.nb);
> > > return ret;
> > > }
> > >
> > > @@ -920,7 +920,7 @@ static int axp288_charger_remove(struct platform_device *pdev)
> > > if (info->otg.cable.edev)
> > > extcon_unregister_interest(&info->otg.cable);
> > >
> > > - extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
> > > + extcon_unregister_notifier(info->cable.edev, EXTCON_NONE, &info->cable.nb);
> > > power_supply_unregister(info->psy_usb);
> > >
> > > return 0;
>
> I think we are going to have to resolve this when it hits Linus's tree
> :(
We missed this merge resolution - it is now needed in Linus' tree :-(
Linus: here is the patch again:
From: Stephen Rothwell <sfr@...b.auug.org.au>
Date: Mon, 25 May 2015 21:00:24 +1000
Subject: [PATCH] power: axp288_charger: fix for API change
Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
---
drivers/power/axp288_charger.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/power/axp288_charger.c b/drivers/power/axp288_charger.c
index 5680317f4823..e4d569f57acc 100644
--- a/drivers/power/axp288_charger.c
+++ b/drivers/power/axp288_charger.c
@@ -848,7 +848,7 @@ static int axp288_charger_probe(struct platform_device *pdev)
/* Register for extcon notification */
INIT_WORK(&info->cable.work, axp288_charger_extcon_evt_worker);
info->cable.nb.notifier_call = axp288_charger_handle_cable_evt;
- ret = extcon_register_notifier(info->cable.edev, &info->cable.nb);
+ ret = extcon_register_notifier(info->cable.edev, EXTCON_NONE, &info->cable.nb);
if (ret) {
dev_err(&info->pdev->dev,
"failed to register extcon notifier %d\n", ret);
@@ -909,7 +909,7 @@ intr_reg_failed:
extcon_unregister_interest(&info->otg.cable);
power_supply_unregister(info->psy_usb);
psy_reg_failed:
- extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
+ extcon_unregister_notifier(info->cable.edev, EXTCON_NONE, &info->cable.nb);
return ret;
}
@@ -920,7 +920,7 @@ static int axp288_charger_remove(struct platform_device *pdev)
if (info->otg.cable.edev)
extcon_unregister_interest(&info->otg.cable);
- extcon_unregister_notifier(info->cable.edev, &info->cable.nb);
+ extcon_unregister_notifier(info->cable.edev, EXTCON_NONE, &info->cable.nb);
power_supply_unregister(info->psy_usb);
return 0;
--
2.1.4
--
Cheers,
Stephen Rothwell sfr@...b.auug.org.au
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