On Sun, 2009-11-22 at 16:28 -0700, Grant Likely wrote:
> > +unsigned int flipper_pic_get_irq(void)
> > +{
> > + void __iomem *io_base = flipper_irq_host->host_data;
> > + int irq;
> > + u32 irq_status;
> > +
> > + irq_status = in_be32(io_base + FLIPPER_ICR) &
> > + in_be32(io_base + FLIPPER_IMR);
> > + if (irq_status == 0)
> > + return -1; /* no more IRQs pending */
>
> NO_IRQ_IGNORE
Why no just 0 ? (aka NO_IRQ)
Or do you know you are getting lots of spurrious that you don't want to
account ?
Cheers,
Ben.
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