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

From: Daniel Lezcano
Date: Thu Jul 21 2016 - 08:52:38 EST


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.