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SubjectRe: [PATCH] of: Define of_irq_find_parent dummy for !defined(CONFIG_OF_IRQ)
On 2013-08-27 15:12, Rob Herring wrote:
> On Tue, Aug 27, 2013 at 2:57 AM, Andreas Larsson <andreas@gaisler.com> wrote:
>> This changes the dummy version of of_irq_find_parent to be defined when
>> !defined(CONFIG_OF_IRQ) instead of when !defined(CONFIG_OF). Without
>> this of_irq_find_parent is undefined on SPARC that defines CONFIG_OF but
>> not CONFIG_OF_IRQ.
>
> Can you give me some clue about where the failure is. This function
> has been here a while, so what changed?

There is no failure as far as I know at the moment.

An earlier version of a submitted patch concerning gpiolib-of.c
triggered compile failure on SPARC due to this situation (not an issue
in the latest version of that patch)

It is more of a failure waiting to happen, so this can wait until v3.12.

Cheers,
Andreas Larsson

> Rob
>
>>
>> Signed-off-by: Andreas Larsson <andreas@gaisler.com>
>> ---
>> include/linux/of_irq.h | 8 +++++---
>> 1 file changed, 5 insertions(+), 3 deletions(-)
>>
>> diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h
>> index 535cecf..d0059a9 100644
>> --- a/include/linux/of_irq.h
>> +++ b/include/linux/of_irq.h
>> @@ -83,11 +83,13 @@ static inline unsigned int irq_of_parse_and_map(struct device_node *dev,
>> {
>> return 0;
>> }
>> +#endif /* !CONFIG_OF */
>> +
>> +#endif /* __OF_IRQ_H */
>>
>> +#if !defined(CONFIG_OF_IRQ)
>> static inline void *of_irq_find_parent(struct device_node *child)
>> {
>> return NULL;
>> }
>> -#endif /* !CONFIG_OF */
>> -
>> -#endif /* __OF_IRQ_H */
>> +#endif /* !CONFIG_OF_IRQ */
>> --
>> 1.7.10.4
>>
>> --
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