[PATCH] irqchip: gic: Allow interrupt level to be set for PPIs.

Russell King - ARM Linux linux at arm.linux.org.uk
Mon Dec 1 03:23:02 PST 2014


On Mon, Dec 01, 2014 at 11:19:41AM +0000, Marc Zyngier wrote:
> Hi Russell,
> 
> On 01/12/14 11:03, Russell King - ARM Linux wrote:
> > If all you want to do is to bypass the following check, what's wrong
> > with actually doing that:
> > 
> > -	if (type != IRQ_TYPE_LEVEL_HIGH && type != IRQ_TYPE_EDGE_RISING)
> > +	if (gicirq >= 32 && type != IRQ_TYPE_LEVEL_HIGH &&
> > +	    type != IRQ_TYPE_EDGE_RISING)
> > 		return -EINVAL;
> > 
> 
> I think that will require some additional changes to gic_configure_irq
> (in irq-gic-common.c).

I don't think so - gic_configure_irq() will treat it as a no-op as far
as trying to configure the IRQ settings.

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