linux-kernel - Re: [PATCH 13/35] arm: omap: irq: call set_handle_irq() from intc_of

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Date:	Tue, 29 Jul 2014 18:00:23 +0200
From:	Sebastian Reichel <sre@...nel.org>
To:	Felipe Balbi <balbi@...com>
Cc:	Tony Lindgren <tony@...mide.com>, devicetree@...r.kernel.org,
	linux@....linux.org.uk, jason@...edaemon.net,
	khilman@...prootsystems.com,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	bcousson@...libre.com, tglx@...utronix.de,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 13/35] arm: omap: irq: call set_handle_irq() from
 intc_of_init

Hi,

On Tue, Jul 29, 2014 at 10:36:49AM -0500, Felipe Balbi wrote:
> On Tue, Jul 29, 2014 at 04:20:20AM +0200, Sebastian Reichel wrote:
> > Hi,
> > 
> > On Mon, Jul 28, 2014 at 04:16:01PM -0500, Felipe Balbi wrote:
> > > this will let us drop .handle_irq and .init_irq fields
> > > from our generic machine_descs.
> > > 
> > > Signed-off-by: Felipe Balbi <balbi@...com>
> > > ---
> > >  arch/arm/mach-omap2/irq.c | 2 ++
> > >  1 file changed, 2 insertions(+)
> > > 
> > > diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
> > > index e6997c5..e452411 100644
> > > --- a/arch/arm/mach-omap2/irq.c
> > > +++ b/arch/arm/mach-omap2/irq.c
> > > @@ -314,6 +314,8 @@ static int __init intc_of_init(struct device_node *node,
> > >  
> > >  	omap_init_irq(res.start, nr_irq, of_node_get(node));
> > >  
> > > +	set_handle_irq(omap2_intc_handle_irq);
> > > +
> > >  	return 0;
> > >  }
> > >
> > 
> > if you respin the patchset you may want to call omap_intc_handle_irq
> > directly. It makes the review of the patchset less confusing.
> > 
> > (I was wondering why omap3 can call omap2_intc_handle_irq until I
> > noticed, that your previous changes made both functions simple
> > wrapper functions for omap_intc_handle_irq)
> 
> this is done later for a reason. At this point, omap_intc_handle_irq()
> still misses proper annotations for asmlinkage and
> __exception_irq_entry.

I guess that could be solved by moving the annotations to
omap_intc_handle_irq and just keeping omap{23}_intc_handle_irq as a
#define. Probably not worth the extra work, though.

-- Sebastian

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