Re: [PATCH V2 1/7] DRIVERS: IRQCHIP: IRQ-GIC: Add support for routableirqs

[Thomas Gleixner]

On Wed, 30 Oct 2013, Sricharan R wrote:
> @@ -700,11 +709,22 @@ static int gic_irq_domain_xlate(struct irq_domain *d,
>  	*out_hwirq = intspec[1] + 16;
>  
>  	/* For SPIs, we need to add 16 more to get the GIC irq ID number */
> -	if (!intspec[0])
> +	if (!intspec[0]) {
>  		*out_hwirq += 16;

Minor nit. This should be in the default implementation. The crossbar
implementation will fill out_hwirq in its own way and is not
interested in the +16 operation at all.

> +		ret = gic_routable_irq_domain_ops->xlate(d, controller,
> +							 intspec,
> +							 intsize,
> +							 out_hwirq,
> +							 out_type);
> +

> +		gic->domain = irq_domain_add_legacy(node, gic_irqs, irq_base,
> +					hwirq_base, &gic_irq_domain_ops, gic);
> +	} else {
> +		if (WARN_ON(!gic_routable_irq_domain_ops))
> +			return;

This warning is pointless, because you have default ops now.

> +
> +		gic->domain = irq_domain_add_linear(node, nr_routable_irqs,
> +						    &gic_irq_domain_ops,
> +						    gic);
>  	}

Thanks,

	tglx
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