From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] RFC: ux500: add PMU resources
Date: Mon, 7 Feb 2011 10:14:46 +0000 [thread overview]
Message-ID: <20110207101446.GA31929@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <000201cbc6ae$f14aee60$d3e0cb20$@deacon@arm.com>
On Mon, Feb 07, 2011 at 10:08:18AM -0000, Will Deacon wrote:
> > +static irqreturn_t armpmu_bounce_interrupt(int irq, void *dev)
> > +{
> > + irqreturn_t ret = armpmu->handle_irq(irq, dev);
> > +
> > + if (ret == IRQ_NONE) {
> > + int other = !smp_processor_id();
> > + irq_set_affinity(irq, cpumask_of(other));
> > + }
>
> Will this work for edge-triggered IRQs? I don't think it will and I'd
> rather this code lived in some SoC-specific place than in the general
> ARM code. Maybe you could pass an IRQ callback in the platform data?
Especially as it assumes the presence of only one other CPU, which is
not always the case.
next prev parent reply other threads:[~2011-02-07 10:14 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-18 22:59 [PATCH] RFC: ux500: add PMU resources Linus Walleij
2011-01-19 11:39 ` Will Deacon
2011-01-19 11:57 ` Russell King - ARM Linux
2011-01-19 13:12 ` Will Deacon
2011-02-02 9:52 ` Lee Jones
[not found] ` <-2131964397930844736@unknownmsgid>
2011-02-07 5:48 ` Rabin Vincent
2011-02-07 10:08 ` Will Deacon
2011-02-07 10:14 ` Russell King - ARM Linux [this message]
2011-02-07 5:56 ` Rabin Vincent
2011-02-07 7:55 ` Lee Jones
2011-02-07 10:04 ` Linus Walleij
2011-02-07 10:25 ` Lee Jones
2011-02-07 11:39 ` Will Deacon
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