| * Generic irq_desc iterators: |
| #ifndef CONFIG_GENERIC_HARDIRQS |
| * Wrappers for non-genirq architectures: |
| #define irq_to_desc(irq) (&irq_desc[irq]) |
| # define for_each_irq_desc(irq, desc) \ |
| for (irq = 0; irq < nr_irqs; irq++) |
| # define for_each_irq_desc_reverse(irq, desc) \ |
| for (irq = nr_irqs - 1; irq >= 0; irq--) |
| #else /* CONFIG_GENERIC_HARDIRQS */ |
| extern struct irq_desc *irq_to_desc(unsigned int irq); |
| # define for_each_irq_desc(irq, desc) \ |
| for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; \ |
| irq++, desc = irq_to_desc(irq)) \ |
| # define for_each_irq_desc_reverse(irq, desc) \ |
| for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; \ |
| irq--, desc = irq_to_desc(irq)) \ |
| #endif /* CONFIG_GENERIC_HARDIRQS */ |
| #define for_each_irq_nr(irq) \ |
| for (irq = 0; irq < nr_irqs; irq++) |