From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randy Dunlap Subject: Re: [PATCH] of: clean-up ifdefs in of_irq.h Date: Thu, 05 Sep 2013 12:29:34 -0700 Message-ID: <5228DB9E.9020004@infradead.org> References: <1378404374-13650-1-git-send-email-robherring2@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1378404374-13650-1-git-send-email-robherring2@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rob Herring , Grant Likely List-Id: devicetree@vger.kernel.org On 09/05/13 11:06, Rob Herring wrote: > From: Rob Herring > > Much of of_irq.h is needlessly ifdef'ed. Clean this up and minimize the > amount ifdef'ed code. This fixes some build warnings when CONFIG_OF > is not enabled (seen on i386 and x86_64): > > include/linux/of_irq.h:82:7: warning: 'struct device_node' declared inside parameter list [enabled by default] > include/linux/of_irq.h:82:7: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default] > include/linux/of_irq.h:87:47: warning: 'struct device_node' declared inside parameter list [enabled by default] > > Compile tested on i386, sparc and arm. > > Reported-by: Randy Dunlap > Cc: Grant Likely > Signed-off-by: Rob Herring > --- > Randy, > > After looking at this some more, I think it makes sense to just > fix these needless ifdefs now and be done with it. OK, thanks for the patch. > > Rob > > include/linux/of_irq.h | 20 ++++++++------------ > 1 file changed, 8 insertions(+), 12 deletions(-) > > diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h > index 535cecf..fcd63ba 100644 > --- a/include/linux/of_irq.h > +++ b/include/linux/of_irq.h > @@ -1,8 +1,6 @@ > #ifndef __OF_IRQ_H > #define __OF_IRQ_H > > -#if defined(CONFIG_OF) > -struct of_irq; > #include > #include > #include > @@ -10,14 +8,6 @@ struct of_irq; > #include > #include > > -/* > - * irq_of_parse_and_map() is used by all OF enabled platforms; but SPARC > - * implements it differently. However, the prototype is the same for all, > - * so declare it here regardless of the CONFIG_OF_IRQ setting. > - */ > -extern unsigned int irq_of_parse_and_map(struct device_node *node, int index); > - > -#if defined(CONFIG_OF_IRQ) > /** > * of_irq - container for device_node/irq_specifier pair for an irq controller > * @controller: pointer to interrupt controller device tree node > @@ -71,11 +61,17 @@ extern int of_irq_to_resource(struct device_node *dev, int index, > extern int of_irq_count(struct device_node *dev); > extern int of_irq_to_resource_table(struct device_node *dev, > struct resource *res, int nr_irqs); > -extern struct device_node *of_irq_find_parent(struct device_node *child); > > extern void of_irq_init(const struct of_device_id *matches); > > -#endif /* CONFIG_OF_IRQ */ > +#if defined(CONFIG_OF) > +/* > + * irq_of_parse_and_map() is used by all OF enabled platforms; but SPARC > + * implements it differently. However, the prototype is the same for all, > + * so declare it here regardless of the CONFIG_OF_IRQ setting. > + */ > +extern unsigned int irq_of_parse_and_map(struct device_node *node, int index); > +extern struct device_node *of_irq_find_parent(struct device_node *child); > > #else /* !CONFIG_OF */ > static inline unsigned int irq_of_parse_and_map(struct device_node *dev, > -- ~Randy