Re: [PATCH v2 03/10] Clocksource: add nuc970 clocksource driver

From: Arnd Bergmann
Date: Thu Jul 21 2016 - 08:55:54 EST


On Thursday, July 21, 2016 2:52:24 PM CEST Daniel Lezcano wrote:
> On Tue, Jul 12, 2016 at 10:28:35AM +0200, Arnd Bergmann wrote:
>
> [ ... ]
>
> > > > Also the init function has changed its return type in linux-next:
> > > >
> > > >> +static void __init nuc970_timer_of_init(struct device_node *node)
> > > >
> > > > This now needs to return an error code or we get:
> > > >
> > > > ../include/linux/of.h:1004:20: error: comparison of distinct pointer types lacks a cast [-Werror]
> > > > .data = (fn == (fn_type)NULL) ? fn : fn }
> > > >
> > > > Daniel Lezcano seems to have implemented a migration strategy, but I
> > > > can't see what you are supposed to do here, since the
> > > > CLOCKSOURCE_OF_DECLARE_RET macro is no longer part of linux-next.
> > >
> > > Wait for Daniel's comments? or what should I do now?
> >
> > Yes, let's see what he says. I guess from the timing, this will probably
> > have to wait for linux-4.9 anyway, and then we have no problem because the
> > API change will make it into 4.8.
>
> CLOCKSOURCE_OF_DECLARE_RET was renamed back to CLOCKSOURCE_OF_DECLARE but it
> expects now an init function returning an 'int'.
>
> These changes are now in tip/timers/core, so in linux-next.

Ok, so the driver could be merged on top of that, but it's really
late for 4.8 now, so we'd just wait until after the merge window
anyway.

Arnd