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From: Stefan Agner <stefan@agner.ch>
To: Arnd Bergmann <arnd@arndb.de>
Cc: shawn.guo@linaro.org, kernel@pengutronix.de,
	linux@arm.linux.org.uk, u.kleine-koenig@pengutronix.de,
	jason@lakedaemon.net, olof@lixom.net, daniel.lezcano@linaro.org,
	tglx@linutronix.de, mark.rutland@arm.com, pawel.moll@arm.com,
	robh+dt@kernel.org, ijc+devicetree@hellion.org.uk,
	galak@codeaurora.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 04/12] irqchip: nvic: support routable irq domain ops
Date: Wed, 03 Dec 2014 18:32:22 +0100	[thread overview]
Message-ID: <2586ebb42daf66877335adaad4b4d3e6@agner.ch> (raw)
In-Reply-To: <4576226.8jDcZiCptE@wuerfel>

On 2014-12-03 11:49, Arnd Bergmann wrote:
> On Wednesday 03 December 2014 01:12:03 Stefan Agner wrote:
>> +#ifdef CONFIG_ARM_NVIC
>> +extern const struct irq_domain_ops *nvic_routable_irq_domain_ops;
>> +static inline void __init register_routable_domain_ops
>> +                                       (const struct irq_domain_ops *ops)
>> +{
>> +               nvic_routable_irq_domain_ops = ops;
>> +}
>> +#endif /* CONFIG_ARM_NVIC */
>>
> 
> As you mentioned, this conflicts with the gic specific declaration.
> Why not remove the #ifdef here and rename the function to
> nvic_register_routable_domain_ops() ?
> 
> If that doesn't work, I guess we need something more generic
> and move the routable_irq_domain_ops to some common location.
> 

This would move the ifdef to the MSCM driver code. I thought of having a
generic function to call, no matter what base IRQ chip is used.

Anyway, as tglx suggested in patch 3/12, I will try to use the IRQ
domain hierarchy stuff...

--
Stefan



WARNING: multiple messages have this Message-ID (diff)
From: Stefan Agner <stefan-XLVq0VzYD2Y@public.gmane.org>
To: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
Cc: shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
	linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org,
	u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
	jason-NLaQJdtUoK4Be96aLqz0jA@public.gmane.org,
	olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org,
	daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org,
	mark.rutland-5wv7dgnIgG8@public.gmane.org,
	pawel.moll-5wv7dgnIgG8@public.gmane.org,
	robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org,
	galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 04/12] irqchip: nvic: support routable irq domain ops
Date: Wed, 03 Dec 2014 18:32:22 +0100	[thread overview]
Message-ID: <2586ebb42daf66877335adaad4b4d3e6@agner.ch> (raw)
In-Reply-To: <4576226.8jDcZiCptE@wuerfel>

On 2014-12-03 11:49, Arnd Bergmann wrote:
> On Wednesday 03 December 2014 01:12:03 Stefan Agner wrote:
>> +#ifdef CONFIG_ARM_NVIC
>> +extern const struct irq_domain_ops *nvic_routable_irq_domain_ops;
>> +static inline void __init register_routable_domain_ops
>> +                                       (const struct irq_domain_ops *ops)
>> +{
>> +               nvic_routable_irq_domain_ops = ops;
>> +}
>> +#endif /* CONFIG_ARM_NVIC */
>>
> 
> As you mentioned, this conflicts with the gic specific declaration.
> Why not remove the #ifdef here and rename the function to
> nvic_register_routable_domain_ops() ?
> 
> If that doesn't work, I guess we need something more generic
> and move the routable_irq_domain_ops to some common location.
> 

This would move the ifdef to the MSCM driver code. I thought of having a
generic function to call, no matter what base IRQ chip is used.

Anyway, as tglx suggested in patch 3/12, I will try to use the IRQ
domain hierarchy stuff...

--
Stefan


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WARNING: multiple messages have this Message-ID (diff)
From: stefan@agner.ch (Stefan Agner)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 04/12] irqchip: nvic: support routable irq domain ops
Date: Wed, 03 Dec 2014 18:32:22 +0100	[thread overview]
Message-ID: <2586ebb42daf66877335adaad4b4d3e6@agner.ch> (raw)
In-Reply-To: <4576226.8jDcZiCptE@wuerfel>

On 2014-12-03 11:49, Arnd Bergmann wrote:
> On Wednesday 03 December 2014 01:12:03 Stefan Agner wrote:
>> +#ifdef CONFIG_ARM_NVIC
>> +extern const struct irq_domain_ops *nvic_routable_irq_domain_ops;
>> +static inline void __init register_routable_domain_ops
>> +                                       (const struct irq_domain_ops *ops)
>> +{
>> +               nvic_routable_irq_domain_ops = ops;
>> +}
>> +#endif /* CONFIG_ARM_NVIC */
>>
> 
> As you mentioned, this conflicts with the gic specific declaration.
> Why not remove the #ifdef here and rename the function to
> nvic_register_routable_domain_ops() ?
> 
> If that doesn't work, I guess we need something more generic
> and move the routable_irq_domain_ops to some common location.
> 

This would move the ifdef to the MSCM driver code. I thought of having a
generic function to call, no matter what base IRQ chip is used.

Anyway, as tglx suggested in patch 3/12, I will try to use the IRQ
domain hierarchy stuff...

--
Stefan

  reply	other threads:[~2014-12-03 17:30 UTC|newest]

Thread overview: 108+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-03  0:11 [PATCH 00/12] ARM: vf610m4: Add Vybrid Cortex-M4 support Stefan Agner
2014-12-03  0:11 ` Stefan Agner
2014-12-03  0:12 ` [PATCH 01/12] ARM: dts: vf610: add routable-irqs property for gic node Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12 ` [PATCH 02/12] ARM: dts: vf610: add Miscellaneous System Control Module (MSCM) Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12 ` [PATCH 03/12] irqchip: gic: define register_routable_domain_ops conditional Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03 10:46   ` Arnd Bergmann
2014-12-03 10:46     ` Arnd Bergmann
2014-12-03 10:46     ` Arnd Bergmann
2014-12-03 13:04     ` Thomas Gleixner
2014-12-03 13:04       ` Thomas Gleixner
2014-12-03 13:04       ` Thomas Gleixner
2014-12-03 17:28       ` Stefan Agner
2014-12-03 17:28         ` Stefan Agner
2014-12-03 19:04         ` Marc Zyngier
2014-12-03 19:04           ` Marc Zyngier
2014-12-03 19:04           ` Marc Zyngier
2014-12-04  0:03           ` Thomas Gleixner
2014-12-04  0:03             ` Thomas Gleixner
2014-12-04  0:03             ` Thomas Gleixner
2014-12-04 13:35           ` Stefan Agner
2014-12-04 13:35             ` Stefan Agner
2014-12-04 13:35             ` Stefan Agner
2014-12-04 13:42             ` Marc Zyngier
2014-12-04 13:42               ` Marc Zyngier
2014-12-04 13:42               ` Marc Zyngier
2014-12-04 13:50               ` Stefan Agner
2014-12-04 13:50                 ` Stefan Agner
2014-12-04 13:50                 ` Stefan Agner
2014-12-03  0:12 ` [PATCH 04/12] irqchip: nvic: support routable irq domain ops Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  9:39   ` Uwe Kleine-König
2014-12-03  9:39     ` Uwe Kleine-König
2014-12-03  9:39     ` Uwe Kleine-König
2014-12-03 10:49   ` Arnd Bergmann
2014-12-03 10:49     ` Arnd Bergmann
2014-12-03 10:49     ` Arnd Bergmann
2014-12-03 17:32     ` Stefan Agner [this message]
2014-12-03 17:32       ` Stefan Agner
2014-12-03 17:32       ` Stefan Agner
2014-12-03  0:12 ` [PATCH 05/12] irqchip: nvic: increase number of external interrupts to 112 Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  8:12   ` Uwe Kleine-König
2014-12-03  8:12     ` Uwe Kleine-König
2014-12-03  8:12     ` Uwe Kleine-König
2014-12-03 17:40     ` Stefan Agner
2014-12-03 17:40       ` Stefan Agner
2014-12-03 17:40       ` Stefan Agner
2014-12-03  0:12 ` [PATCH 06/12] ARM: imx: add support for MSCM interrupt router Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03 10:51   ` Arnd Bergmann
2014-12-03 10:51     ` Arnd Bergmann
2014-12-03  0:12 ` [PATCH 07/12] Documentation: dt: imx: add MSCM documentation Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03 10:52   ` Arnd Bergmann
2014-12-03 10:52     ` Arnd Bergmann
2014-12-03 10:52     ` Arnd Bergmann
2014-12-03 17:49     ` Stefan Agner
2014-12-03 17:49       ` Stefan Agner
2014-12-03 17:49       ` Stefan Agner
2014-12-03  0:12 ` [PATCH 08/12] clocksource: add dependencies for Vybrid pit clocksource Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12 ` [PATCH 09/12] ARM: unify MMU/!MMU addruart calls Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03 10:53   ` Arnd Bergmann
2014-12-03 10:53     ` Arnd Bergmann
2014-12-03 10:53     ` Arnd Bergmann
2014-12-03  0:12 ` [PATCH 10/12] ARM: vf610m4: add new machine and SoC for Vybrid on Cortex-M4 Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03 10:56   ` Arnd Bergmann
2014-12-03 10:56     ` Arnd Bergmann
2014-12-03 10:56     ` Arnd Bergmann
2014-12-03 18:00     ` Stefan Agner
2014-12-03 18:00       ` Stefan Agner
2014-12-03 18:00       ` Stefan Agner
2014-12-03  0:12 ` [PATCH 11/12] ARM: dts: add support for Vybrid running " Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03 11:03   ` Arnd Bergmann
2014-12-03 11:03     ` Arnd Bergmann
2014-12-16 22:19     ` Stefan Agner
2014-12-16 22:19       ` Stefan Agner
2014-12-16 22:19       ` Stefan Agner
2014-12-17 10:57       ` Arnd Bergmann
2014-12-17 10:57         ` Arnd Bergmann
2014-12-17 10:57         ` Arnd Bergmann
2014-12-16 23:41     ` Stefan Agner
2014-12-16 23:41       ` Stefan Agner
2014-12-17 12:31       ` Arnd Bergmann
2014-12-17 12:31         ` Arnd Bergmann
2014-12-18 20:36         ` Stefan Agner
2014-12-18 20:36           ` Stefan Agner
2014-12-18 20:36           ` Stefan Agner
2014-12-18 22:44           ` Arnd Bergmann
2014-12-18 22:44             ` Arnd Bergmann
2014-12-18 22:44             ` Arnd Bergmann
2014-12-20 18:49             ` Stefan Agner
2014-12-20 18:49               ` Stefan Agner
2014-12-03  0:12 ` [PATCH 12/12] ARM: vf610m4: add defconfig for Linux on Vybrids Cortex-M4 Stefan Agner
2014-12-03  0:12   ` Stefan Agner
2014-12-03  0:12   ` Stefan Agner

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