On Wed, 26 Oct 2016, Lee Jones wrote:
> On Fri, 14 Oct 2016, Guenter Roeck wrote:
>
> > The call to irq_set_parent() causes the following build error if tps65217
> > is built as module.
> >
> > ERROR: ".irq_set_parent" [drivers/mfd/tps65217.ko] undefined!
> >
> > The problem was introduced with commit 6556bdacf646f ("mfd: tps65217: Add
> > support for IRQs").
> >
> > The author states: "I have added irq_set_parent() similarly as in
> > drivers/base/regmap/regmap-irq.c. But to be honest I am not sure what it
> > really does in case of tps65217."
> >
> > So let's drop it.
> >
> > Fixes: 6556bdacf646f ("mfd: tps65217: Add support for IRQs")
> > Cc: Marcin Niestroj <m.niestroj@xxxxxxxxxxxxxxxx>
> > Cc: Arnd Bergmann <arnd@xxxxxxxx>
> > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> > Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> > ---
> > drivers/mfd/tps65217.c | 1 -
> > 1 file changed, 1 deletion(-)
>
> This has been fixed now.
It was not fixed. The export was a work around as everyone was bitching
about the build robots failing forever.
So if the irq_set_parent() call is not required for functionality of the
driver then it should not be there in the first place.
Thanks,
tglx
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